./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack_longest-2-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_686dd28a-b70f-41e8-8467-c868ddb62ce2/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686dd28a-b70f-41e8-8467-c868ddb62ce2/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_686dd28a-b70f-41e8-8467-c868ddb62ce2/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686dd28a-b70f-41e8-8467-c868ddb62ce2/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longest-2-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686dd28a-b70f-41e8-8467-c868ddb62ce2/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_686dd28a-b70f-41e8-8467-c868ddb62ce2/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 6bed9188bb7b7687ebd02ffac8f3cae5646a3288850778355d808dde868a6cf7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:35:27,526 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:35:27,587 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686dd28a-b70f-41e8-8467-c868ddb62ce2/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-03 04:35:27,591 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:35:27,592 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:35:27,615 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:35:27,616 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:35:27,616 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:35:27,617 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:35:27,617 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:35:27,618 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:35:27,618 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:35:27,619 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:35:27,620 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 04:35:27,620 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 04:35:27,621 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 04:35:27,621 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:35:27,622 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:35:27,622 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:35:27,623 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:35:27,623 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:35:27,624 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:35:27,625 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:35:27,625 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:35:27,626 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:35:27,626 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:35:27,627 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:35:27,627 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:35:27,627 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:35:27,628 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_686dd28a-b70f-41e8-8467-c868ddb62ce2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686dd28a-b70f-41e8-8467-c868ddb62ce2/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6bed9188bb7b7687ebd02ffac8f3cae5646a3288850778355d808dde868a6cf7 [2023-12-03 04:35:27,830 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:35:27,856 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:35:27,858 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:35:27,859 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:35:27,860 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:35:27,861 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686dd28a-b70f-41e8-8467-c868ddb62ce2/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-ext/25_stack_longest-2-pthread.i [2023-12-03 04:35:30,616 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:35:30,834 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:35:30,835 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686dd28a-b70f-41e8-8467-c868ddb62ce2/sv-benchmarks/c/pthread-ext/25_stack_longest-2-pthread.i [2023-12-03 04:35:30,850 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686dd28a-b70f-41e8-8467-c868ddb62ce2/bin/ukojak-verify-Qdu7aM0XO9/data/e4110d2f5/23d94e6321a142cd8dc91c340b432c53/FLAGb31aa9e4f [2023-12-03 04:35:30,864 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686dd28a-b70f-41e8-8467-c868ddb62ce2/bin/ukojak-verify-Qdu7aM0XO9/data/e4110d2f5/23d94e6321a142cd8dc91c340b432c53 [2023-12-03 04:35:30,867 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:35:30,869 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:35:30,870 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:35:30,870 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:35:30,875 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:35:30,875 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:35:30" (1/1) ... [2023-12-03 04:35:30,876 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@257f858b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:30, skipping insertion in model container [2023-12-03 04:35:30,876 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:35:30" (1/1) ... [2023-12-03 04:35:30,921 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:35:31,197 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:35:31,209 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:35:31,251 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:35:31,281 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:35:31,281 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:35:31,287 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:35:31,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:31 WrapperNode [2023-12-03 04:35:31,288 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:35:31,288 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:35:31,289 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:35:31,289 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:35:31,294 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:31" (1/1) ... [2023-12-03 04:35:31,309 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:31" (1/1) ... [2023-12-03 04:35:31,337 INFO L138 Inliner]: procedures = 172, calls = 39, calls flagged for inlining = 10, calls inlined = 9, statements flattened = 138 [2023-12-03 04:35:31,337 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:35:31,338 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:35:31,338 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:35:31,339 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:35:31,346 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:31" (1/1) ... [2023-12-03 04:35:31,347 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:31" (1/1) ... [2023-12-03 04:35:31,350 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:31" (1/1) ... [2023-12-03 04:35:31,351 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:31" (1/1) ... [2023-12-03 04:35:31,359 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:31" (1/1) ... [2023-12-03 04:35:31,362 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:31" (1/1) ... [2023-12-03 04:35:31,365 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:31" (1/1) ... [2023-12-03 04:35:31,367 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:31" (1/1) ... [2023-12-03 04:35:31,370 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:35:31,371 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:35:31,372 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:35:31,372 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:35:31,373 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:31" (1/1) ... [2023-12-03 04:35:31,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:35:31,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686dd28a-b70f-41e8-8467-c868ddb62ce2/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:35:31,401 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686dd28a-b70f-41e8-8467-c868ddb62ce2/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:35:31,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686dd28a-b70f-41e8-8467-c868ddb62ce2/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:35:31,447 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-12-03 04:35:31,447 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-12-03 04:35:31,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 04:35:31,447 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-03 04:35:31,447 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 04:35:31,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:35:31,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:35:31,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:35:31,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:35:31,448 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 04:35:31,448 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-03 04:35:31,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:35:31,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:35:31,450 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 04:35:31,596 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:35:31,598 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:35:31,849 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:35:31,917 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:35:31,917 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 04:35:31,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:35:31 BoogieIcfgContainer [2023-12-03 04:35:31,919 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:35:31,920 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:35:31,920 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:35:31,931 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:35:31,931 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:35:31" (1/1) ... [2023-12-03 04:35:31,932 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 04:35:31,936 INFO L158 Benchmark]: Toolchain (without parser) took 1066.23ms. Allocated memory was 140.5MB in the beginning and 178.3MB in the end (delta: 37.7MB). Free memory was 101.2MB in the beginning and 141.9MB in the end (delta: -40.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:35:31,936 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 96.5MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:35:31,937 INFO L158 Benchmark]: CACSL2BoogieTranslator took 417.81ms. Allocated memory is still 140.5MB. Free memory was 101.2MB in the beginning and 80.2MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 04:35:31,937 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.26ms. Allocated memory is still 140.5MB. Free memory was 80.2MB in the beginning and 77.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:35:31,938 INFO L158 Benchmark]: Boogie Preprocessor took 32.35ms. Allocated memory is still 140.5MB. Free memory was 77.6MB in the beginning and 76.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:35:31,939 INFO L158 Benchmark]: RCFGBuilder took 548.07ms. Allocated memory was 140.5MB in the beginning and 178.3MB in the end (delta: 37.7MB). Free memory was 76.0MB in the beginning and 142.9MB in the end (delta: -66.9MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2023-12-03 04:35:31,940 INFO L158 Benchmark]: CodeCheck took 13.80ms. Allocated memory is still 178.3MB. Free memory was 142.9MB in the beginning and 141.9MB in the end (delta: 986.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:35:31,943 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 0.22ms. Allocated memory is still 96.5MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 417.81ms. Allocated memory is still 140.5MB. Free memory was 101.2MB in the beginning and 80.2MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.26ms. Allocated memory is still 140.5MB. Free memory was 80.2MB in the beginning and 77.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.35ms. Allocated memory is still 140.5MB. Free memory was 77.6MB in the beginning and 76.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 548.07ms. Allocated memory was 140.5MB in the beginning and 178.3MB in the end (delta: 37.7MB). Free memory was 76.0MB in the beginning and 142.9MB in the end (delta: -66.9MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. * CodeCheck took 13.80ms. Allocated memory is still 178.3MB. Free memory was 142.9MB in the beginning and 141.9MB in the end (delta: 986.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:35:31,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686dd28a-b70f-41e8-8467-c868ddb62ce2/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 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_686dd28a-b70f-41e8-8467-c868ddb62ce2/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686dd28a-b70f-41e8-8467-c868ddb62ce2/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_686dd28a-b70f-41e8-8467-c868ddb62ce2/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686dd28a-b70f-41e8-8467-c868ddb62ce2/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longest-2-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686dd28a-b70f-41e8-8467-c868ddb62ce2/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_686dd28a-b70f-41e8-8467-c868ddb62ce2/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 6bed9188bb7b7687ebd02ffac8f3cae5646a3288850778355d808dde868a6cf7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:35:33,862 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:35:33,941 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686dd28a-b70f-41e8-8467-c868ddb62ce2/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-03 04:35:33,974 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:35:33,976 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:35:33,976 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:35:33,977 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:35:33,977 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:35:33,978 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:35:33,979 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:35:33,979 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:35:33,980 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 04:35:33,980 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 04:35:33,981 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 04:35:33,981 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:35:33,982 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:35:33,982 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:35:33,983 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:35:33,983 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:35:33,984 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:35:33,984 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:35:33,985 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:35:33,985 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:35:33,986 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:35:33,986 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:35:33,986 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:35:33,987 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:35:33,987 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:35:33,988 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:35:33,988 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:35:33,989 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:35:33,989 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:35:33,989 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:35:33,989 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:35:33,990 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_686dd28a-b70f-41e8-8467-c868ddb62ce2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686dd28a-b70f-41e8-8467-c868ddb62ce2/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6bed9188bb7b7687ebd02ffac8f3cae5646a3288850778355d808dde868a6cf7 [2023-12-03 04:35:34,287 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:35:34,308 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:35:34,310 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:35:34,311 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:35:34,312 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:35:34,313 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686dd28a-b70f-41e8-8467-c868ddb62ce2/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-ext/25_stack_longest-2-pthread.i [2023-12-03 04:35:37,097 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:35:37,355 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:35:37,356 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686dd28a-b70f-41e8-8467-c868ddb62ce2/sv-benchmarks/c/pthread-ext/25_stack_longest-2-pthread.i [2023-12-03 04:35:37,371 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686dd28a-b70f-41e8-8467-c868ddb62ce2/bin/ukojak-verify-Qdu7aM0XO9/data/f54f297e5/792936366ee04544bf0161789978cc5d/FLAGccbd6e93c [2023-12-03 04:35:37,384 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686dd28a-b70f-41e8-8467-c868ddb62ce2/bin/ukojak-verify-Qdu7aM0XO9/data/f54f297e5/792936366ee04544bf0161789978cc5d [2023-12-03 04:35:37,387 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:35:37,388 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:35:37,389 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:35:37,389 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:35:37,392 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:35:37,393 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:35:37" (1/1) ... [2023-12-03 04:35:37,394 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12ad4ff2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:37, skipping insertion in model container [2023-12-03 04:35:37,394 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:35:37" (1/1) ... [2023-12-03 04:35:37,440 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:35:37,738 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:35:37,753 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:35:37,795 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:35:37,833 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:35:37,833 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:35:37,839 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:35:37,840 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:37 WrapperNode [2023-12-03 04:35:37,840 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:35:37,841 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:35:37,841 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:35:37,841 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:35:37,848 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:37" (1/1) ... [2023-12-03 04:35:37,866 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:37" (1/1) ... [2023-12-03 04:35:37,892 INFO L138 Inliner]: procedures = 176, calls = 39, calls flagged for inlining = 10, calls inlined = 9, statements flattened = 135 [2023-12-03 04:35:37,892 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:35:37,893 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:35:37,893 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:35:37,893 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:35:37,901 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:37" (1/1) ... [2023-12-03 04:35:37,901 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:37" (1/1) ... [2023-12-03 04:35:37,904 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:37" (1/1) ... [2023-12-03 04:35:37,904 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:37" (1/1) ... [2023-12-03 04:35:37,912 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:37" (1/1) ... [2023-12-03 04:35:37,916 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:37" (1/1) ... [2023-12-03 04:35:37,919 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:37" (1/1) ... [2023-12-03 04:35:37,921 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:37" (1/1) ... [2023-12-03 04:35:37,925 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:35:37,926 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:35:37,927 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:35:37,927 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:35:37,928 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:37" (1/1) ... [2023-12-03 04:35:37,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:35:37,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686dd28a-b70f-41e8-8467-c868ddb62ce2/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:35:37,952 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686dd28a-b70f-41e8-8467-c868ddb62ce2/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:35:37,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686dd28a-b70f-41e8-8467-c868ddb62ce2/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:35:37,997 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-12-03 04:35:37,997 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-12-03 04:35:37,997 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-03 04:35:37,997 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 04:35:37,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:35:37,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:35:37,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:35:37,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 04:35:37,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:35:37,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 04:35:37,998 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 04:35:37,998 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-03 04:35:37,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:35:37,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:35:38,000 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 04:35:38,131 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:35:38,133 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:35:38,393 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:35:38,473 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:35:38,474 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 04:35:38,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:35:38 BoogieIcfgContainer [2023-12-03 04:35:38,475 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:35:38,476 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:35:38,476 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:35:38,487 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:35:38,487 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:35:38" (1/1) ... [2023-12-03 04:35:38,488 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 04:35:38,493 INFO L158 Benchmark]: Toolchain (without parser) took 1104.07ms. Allocated memory is still 100.7MB. Free memory was 75.9MB in the beginning and 68.2MB in the end (delta: 7.7MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2023-12-03 04:35:38,493 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 67.1MB. Free memory was 43.6MB in the beginning and 43.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:35:38,494 INFO L158 Benchmark]: CACSL2BoogieTranslator took 451.56ms. Allocated memory is still 100.7MB. Free memory was 75.4MB in the beginning and 53.6MB in the end (delta: 21.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 04:35:38,495 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.53ms. Allocated memory is still 100.7MB. Free memory was 53.6MB in the beginning and 51.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:35:38,495 INFO L158 Benchmark]: Boogie Preprocessor took 32.58ms. Allocated memory is still 100.7MB. Free memory was 51.0MB in the beginning and 49.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:35:38,496 INFO L158 Benchmark]: RCFGBuilder took 549.12ms. Allocated memory is still 100.7MB. Free memory was 49.4MB in the beginning and 69.1MB in the end (delta: -19.8MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2023-12-03 04:35:38,496 INFO L158 Benchmark]: CodeCheck took 14.94ms. Allocated memory is still 100.7MB. Free memory was 69.1MB in the beginning and 68.2MB in the end (delta: 936.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:35:38,500 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 0.37ms. Allocated memory is still 67.1MB. Free memory was 43.6MB in the beginning and 43.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 451.56ms. Allocated memory is still 100.7MB. Free memory was 75.4MB in the beginning and 53.6MB in the end (delta: 21.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.53ms. Allocated memory is still 100.7MB. Free memory was 53.6MB in the beginning and 51.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.58ms. Allocated memory is still 100.7MB. Free memory was 51.0MB in the beginning and 49.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 549.12ms. Allocated memory is still 100.7MB. Free memory was 49.4MB in the beginning and 69.1MB in the end (delta: -19.8MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * CodeCheck took 14.94ms. Allocated memory is still 100.7MB. Free memory was 69.1MB in the beginning and 68.2MB in the end (delta: 936.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:35:38,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_686dd28a-b70f-41e8-8467-c868ddb62ce2/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