./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack_longest-1-pthread.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longest-1-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9 --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 3e10ed02255b37a861fcd919e1a26aad90b67620d926f632b070967147a10b69 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:42:05,433 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:42:05,495 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-03 03:42:05,499 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:42:05,499 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:42:05,520 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:42:05,521 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:42:05,521 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:42:05,522 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:42:05,523 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:42:05,523 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:42:05,524 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:42:05,524 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:42:05,525 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 03:42:05,525 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 03:42:05,526 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 03:42:05,526 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:42:05,527 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:42:05,527 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:42:05,528 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:42:05,528 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:42:05,531 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:42:05,532 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:42:05,532 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:42:05,533 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:42:05,533 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:42:05,534 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:42:05,534 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:42:05,535 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:42:05,535 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_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e10ed02255b37a861fcd919e1a26aad90b67620d926f632b070967147a10b69 [2023-12-03 03:42:05,730 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:42:05,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:42:05,751 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:42:05,752 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:42:05,753 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:42:05,754 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-ext/25_stack_longest-1-pthread.i [2023-12-03 03:42:08,489 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:42:08,731 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:42:08,732 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/sv-benchmarks/c/pthread-ext/25_stack_longest-1-pthread.i [2023-12-03 03:42:08,747 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9/data/411027cb2/a171d3e3eb3f44caafb0cc836bdd0208/FLAG0cc246e56 [2023-12-03 03:42:08,762 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9/data/411027cb2/a171d3e3eb3f44caafb0cc836bdd0208 [2023-12-03 03:42:08,764 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:42:08,766 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:42:08,767 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:42:08,767 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:42:08,771 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:42:08,772 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:42:08" (1/1) ... [2023-12-03 03:42:08,773 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f1517bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:08, skipping insertion in model container [2023-12-03 03:42:08,773 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:42:08" (1/1) ... [2023-12-03 03:42:08,815 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:42:09,107 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:42:09,119 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:42:09,159 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:42:09,188 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:42:09,189 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:42:09,195 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:42:09,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:09 WrapperNode [2023-12-03 03:42:09,196 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:42:09,196 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:42:09,197 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:42:09,197 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:42:09,202 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:09" (1/1) ... [2023-12-03 03:42:09,216 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:09" (1/1) ... [2023-12-03 03:42:09,239 INFO L138 Inliner]: procedures = 172, calls = 39, calls flagged for inlining = 10, calls inlined = 9, statements flattened = 138 [2023-12-03 03:42:09,240 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:42:09,241 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:42:09,241 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:42:09,241 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:42:09,249 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:09" (1/1) ... [2023-12-03 03:42:09,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:09" (1/1) ... [2023-12-03 03:42:09,253 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:09" (1/1) ... [2023-12-03 03:42:09,253 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:09" (1/1) ... [2023-12-03 03:42:09,260 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:09" (1/1) ... [2023-12-03 03:42:09,264 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:09" (1/1) ... [2023-12-03 03:42:09,266 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:09" (1/1) ... [2023-12-03 03:42:09,268 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:09" (1/1) ... [2023-12-03 03:42:09,272 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:42:09,273 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:42:09,273 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:42:09,273 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:42:09,274 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:09" (1/1) ... [2023-12-03 03:42:09,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:42:09,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:42:09,299 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:42:09,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:42:09,340 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-12-03 03:42:09,341 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-12-03 03:42:09,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:42:09,341 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-03 03:42:09,341 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 03:42:09,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:42:09,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:42:09,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:42:09,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:42:09,342 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 03:42:09,342 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-03 03:42:09,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:42:09,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:42:09,344 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 03:42:09,468 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:42:09,470 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:42:09,692 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:42:09,766 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:42:09,767 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 03:42:09,768 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:42:09 BoogieIcfgContainer [2023-12-03 03:42:09,768 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:42:09,769 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:42:09,769 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:42:09,776 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:42:09,777 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:42:09" (1/1) ... [2023-12-03 03:42:09,777 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 03:42:09,780 INFO L158 Benchmark]: Toolchain (without parser) took 1014.28ms. Allocated memory is still 159.4MB. Free memory was 110.9MB in the beginning and 61.6MB in the end (delta: 49.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-12-03 03:42:09,781 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 107.0MB. Free memory is still 57.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:42:09,781 INFO L158 Benchmark]: CACSL2BoogieTranslator took 428.92ms. Allocated memory is still 159.4MB. Free memory was 110.9MB in the beginning and 89.9MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 03:42:09,782 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.57ms. Allocated memory is still 159.4MB. Free memory was 89.9MB in the beginning and 87.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:42:09,783 INFO L158 Benchmark]: Boogie Preprocessor took 31.18ms. Allocated memory is still 159.4MB. Free memory was 87.9MB in the beginning and 85.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:42:09,783 INFO L158 Benchmark]: RCFGBuilder took 495.57ms. Allocated memory is still 159.4MB. Free memory was 85.8MB in the beginning and 62.7MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 03:42:09,784 INFO L158 Benchmark]: CodeCheck took 10.25ms. Allocated memory is still 159.4MB. Free memory was 62.7MB in the beginning and 61.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:42:09,787 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 0.18ms. Allocated memory is still 107.0MB. Free memory is still 57.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 428.92ms. Allocated memory is still 159.4MB. Free memory was 110.9MB in the beginning and 89.9MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.57ms. Allocated memory is still 159.4MB. Free memory was 89.9MB in the beginning and 87.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.18ms. Allocated memory is still 159.4MB. Free memory was 87.9MB in the beginning and 85.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 495.57ms. Allocated memory is still 159.4MB. Free memory was 85.8MB in the beginning and 62.7MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 10.25ms. Allocated memory is still 159.4MB. Free memory was 62.7MB in the beginning and 61.6MB 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. [2023-12-03 03:42:09,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longest-1-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9 --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 3e10ed02255b37a861fcd919e1a26aad90b67620d926f632b070967147a10b69 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:42:11,755 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:42:11,832 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-03 03:42:11,863 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:42:11,865 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:42:11,865 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:42:11,866 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:42:11,867 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:42:11,867 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:42:11,868 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:42:11,868 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:42:11,869 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 03:42:11,869 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 03:42:11,870 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 03:42:11,870 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:42:11,871 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:42:11,871 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:42:11,872 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:42:11,872 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:42:11,873 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:42:11,873 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:42:11,874 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:42:11,875 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:42:11,875 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:42:11,876 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:42:11,876 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:42:11,877 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:42:11,877 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:42:11,877 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:42:11,878 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:42:11,878 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:42:11,879 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:42:11,879 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:42:11,879 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:42:11,879 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_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e10ed02255b37a861fcd919e1a26aad90b67620d926f632b070967147a10b69 [2023-12-03 03:42:12,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:42:12,190 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:42:12,193 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:42:12,194 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:42:12,194 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:42:12,196 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-ext/25_stack_longest-1-pthread.i [2023-12-03 03:42:14,969 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:42:15,241 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:42:15,242 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/sv-benchmarks/c/pthread-ext/25_stack_longest-1-pthread.i [2023-12-03 03:42:15,258 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9/data/ba31d91d3/dd377dbeea81412a9505168d041058f7/FLAGba33fc784 [2023-12-03 03:42:15,272 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9/data/ba31d91d3/dd377dbeea81412a9505168d041058f7 [2023-12-03 03:42:15,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:42:15,277 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:42:15,278 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:42:15,278 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:42:15,283 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:42:15,284 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:42:15" (1/1) ... [2023-12-03 03:42:15,285 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d37d6c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:15, skipping insertion in model container [2023-12-03 03:42:15,286 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:42:15" (1/1) ... [2023-12-03 03:42:15,336 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:42:15,676 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:42:15,693 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:42:15,737 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:42:15,779 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:42:15,780 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:42:15,788 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:42:15,788 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:15 WrapperNode [2023-12-03 03:42:15,788 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:42:15,790 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:42:15,790 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:42:15,790 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:42:15,798 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:15" (1/1) ... [2023-12-03 03:42:15,816 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:15" (1/1) ... [2023-12-03 03:42:15,842 INFO L138 Inliner]: procedures = 176, calls = 39, calls flagged for inlining = 10, calls inlined = 9, statements flattened = 135 [2023-12-03 03:42:15,842 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:42:15,843 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:42:15,843 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:42:15,843 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:42:15,852 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:15" (1/1) ... [2023-12-03 03:42:15,853 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:15" (1/1) ... [2023-12-03 03:42:15,857 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:15" (1/1) ... [2023-12-03 03:42:15,857 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:15" (1/1) ... [2023-12-03 03:42:15,865 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:15" (1/1) ... [2023-12-03 03:42:15,869 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:15" (1/1) ... [2023-12-03 03:42:15,871 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:15" (1/1) ... [2023-12-03 03:42:15,873 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:15" (1/1) ... [2023-12-03 03:42:15,877 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:42:15,878 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:42:15,879 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:42:15,879 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:42:15,880 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:15" (1/1) ... [2023-12-03 03:42:15,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:42:15,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:42:15,908 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:42:15,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:42:15,952 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-12-03 03:42:15,952 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-12-03 03:42:15,952 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-03 03:42:15,952 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 03:42:15,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:42:15,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:42:15,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:42:15,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 03:42:15,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:42:15,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 03:42:15,954 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 03:42:15,954 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-03 03:42:15,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:42:15,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:42:15,956 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 03:42:16,114 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:42:16,116 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:42:16,358 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:42:16,446 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:42:16,447 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 03:42:16,448 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:42:16 BoogieIcfgContainer [2023-12-03 03:42:16,448 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:42:16,449 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:42:16,450 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:42:16,458 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:42:16,458 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:42:16" (1/1) ... [2023-12-03 03:42:16,458 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 03:42:16,463 INFO L158 Benchmark]: Toolchain (without parser) took 1185.12ms. Allocated memory is still 100.7MB. Free memory was 75.7MB in the beginning and 56.6MB in the end (delta: 19.1MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2023-12-03 03:42:16,463 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 67.1MB. Free memory was 43.2MB in the beginning and 43.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:42:16,464 INFO L158 Benchmark]: CACSL2BoogieTranslator took 510.45ms. Allocated memory is still 100.7MB. Free memory was 75.4MB in the beginning and 53.6MB in the end (delta: 21.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 03:42:16,464 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.72ms. Allocated memory is still 100.7MB. Free memory was 53.6MB in the beginning and 51.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:42:16,465 INFO L158 Benchmark]: Boogie Preprocessor took 34.85ms. Allocated memory is still 100.7MB. Free memory was 50.9MB in the beginning and 49.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:42:16,466 INFO L158 Benchmark]: RCFGBuilder took 570.20ms. Allocated memory is still 100.7MB. Free memory was 49.2MB in the beginning and 57.2MB in the end (delta: -8.1MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2023-12-03 03:42:16,466 INFO L158 Benchmark]: CodeCheck took 11.66ms. Allocated memory is still 100.7MB. Free memory was 57.2MB in the beginning and 56.6MB in the end (delta: 627.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:42:16,470 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 0.32ms. Allocated memory is still 67.1MB. Free memory was 43.2MB in the beginning and 43.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 510.45ms. Allocated memory is still 100.7MB. Free memory was 75.4MB in the beginning and 53.6MB in the end (delta: 21.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.72ms. Allocated memory is still 100.7MB. Free memory was 53.6MB in the beginning and 51.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.85ms. Allocated memory is still 100.7MB. Free memory was 50.9MB in the beginning and 49.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 570.20ms. Allocated memory is still 100.7MB. Free memory was 49.2MB in the beginning and 57.2MB in the end (delta: -8.1MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * CodeCheck took 11.66ms. Allocated memory is still 100.7MB. Free memory was 57.2MB in the beginning and 56.6MB in the end (delta: 627.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:42:16,486 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7168ce95-4a72-46a0-839e-e38ce585e259/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported