./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack_longest-1.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_3de80178-c957-4fae-a18f-e0ede182c118/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de80178-c957-4fae-a18f-e0ede182c118/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_3de80178-c957-4fae-a18f-e0ede182c118/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de80178-c957-4fae-a18f-e0ede182c118/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longest-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de80178-c957-4fae-a18f-e0ede182c118/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_3de80178-c957-4fae-a18f-e0ede182c118/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 ef25c7a0ca5d95f3b469f57ad040cab1f4feb185ac5183a687b70f186e65f8f6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:53:47,531 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:53:47,595 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de80178-c957-4fae-a18f-e0ede182c118/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-03 03:53:47,599 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:53:47,600 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:53:47,620 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:53:47,621 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:53:47,622 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:53:47,622 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:53:47,623 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:53:47,623 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:53:47,624 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:53:47,624 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:53:47,625 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 03:53:47,625 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 03:53:47,626 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 03:53:47,626 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:53:47,627 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:53:47,627 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:53:47,628 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:53:47,628 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:53:47,629 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:53:47,629 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:53:47,630 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:53:47,630 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:53:47,630 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:53:47,631 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:53:47,631 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:53:47,632 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:53:47,632 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_3de80178-c957-4fae-a18f-e0ede182c118/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de80178-c957-4fae-a18f-e0ede182c118/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef25c7a0ca5d95f3b469f57ad040cab1f4feb185ac5183a687b70f186e65f8f6 [2023-12-03 03:53:47,855 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:53:47,875 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:53:47,878 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:53:47,879 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:53:47,879 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:53:47,881 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de80178-c957-4fae-a18f-e0ede182c118/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-ext/25_stack_longest-1.i [2023-12-03 03:53:50,740 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:53:50,981 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:53:50,982 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de80178-c957-4fae-a18f-e0ede182c118/sv-benchmarks/c/pthread-ext/25_stack_longest-1.i [2023-12-03 03:53:50,997 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de80178-c957-4fae-a18f-e0ede182c118/bin/ukojak-verify-Qdu7aM0XO9/data/d965bcc80/eaf68474dee345bf9bb67882b694d763/FLAG2f733c5e9 [2023-12-03 03:53:51,011 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de80178-c957-4fae-a18f-e0ede182c118/bin/ukojak-verify-Qdu7aM0XO9/data/d965bcc80/eaf68474dee345bf9bb67882b694d763 [2023-12-03 03:53:51,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:53:51,016 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:53:51,017 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:53:51,017 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:53:51,024 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:53:51,024 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:53:51" (1/1) ... [2023-12-03 03:53:51,026 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc25aef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:53:51, skipping insertion in model container [2023-12-03 03:53:51,026 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:53:51" (1/1) ... [2023-12-03 03:53:51,072 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:53:51,406 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:53:51,418 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:53:51,463 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:53:51,497 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:53:51,497 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:53:51,505 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:53:51,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:53:51 WrapperNode [2023-12-03 03:53:51,505 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:53:51,506 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:53:51,507 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:53:51,507 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:53:51,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:53:51" (1/1) ... [2023-12-03 03:53:51,529 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:53:51" (1/1) ... [2023-12-03 03:53:51,557 INFO L138 Inliner]: procedures = 179, calls = 37, calls flagged for inlining = 19, calls inlined = 23, statements flattened = 179 [2023-12-03 03:53:51,558 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:53:51,558 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:53:51,559 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:53:51,559 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:53:51,568 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:53:51" (1/1) ... [2023-12-03 03:53:51,568 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:53:51" (1/1) ... [2023-12-03 03:53:51,571 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:53:51" (1/1) ... [2023-12-03 03:53:51,572 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:53:51" (1/1) ... [2023-12-03 03:53:51,580 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:53:51" (1/1) ... [2023-12-03 03:53:51,585 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:53:51" (1/1) ... [2023-12-03 03:53:51,587 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:53:51" (1/1) ... [2023-12-03 03:53:51,589 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:53:51" (1/1) ... [2023-12-03 03:53:51,594 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:53:51,595 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:53:51,595 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:53:51,595 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:53:51,596 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:53:51" (1/1) ... [2023-12-03 03:53:51,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:53:51,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de80178-c957-4fae-a18f-e0ede182c118/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:53:51,626 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de80178-c957-4fae-a18f-e0ede182c118/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:53:51,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de80178-c957-4fae-a18f-e0ede182c118/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:53:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:53:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-12-03 03:53:51,660 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-12-03 03:53:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:53:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 03:53:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:53:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:53:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:53:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:53:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 03:53:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:53:51,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:53:51,663 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 03:53:51,806 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:53:51,809 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:53:52,188 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:53:52,381 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:53:52,381 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 03:53:52,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:53:52 BoogieIcfgContainer [2023-12-03 03:53:52,383 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:53:52,384 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:53:52,384 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:53:52,392 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:53:52,393 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:53:52" (1/1) ... [2023-12-03 03:53:52,393 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 03:53:52,397 INFO L158 Benchmark]: Toolchain (without parser) took 1380.37ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 91.6MB in the beginning and 102.2MB in the end (delta: -10.5MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2023-12-03 03:53:52,397 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 102.8MB. Free memory is still 56.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:53:52,398 INFO L158 Benchmark]: CACSL2BoogieTranslator took 488.41ms. Allocated memory is still 138.4MB. Free memory was 91.4MB in the beginning and 70.5MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 03:53:52,399 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.40ms. Allocated memory is still 138.4MB. Free memory was 70.5MB in the beginning and 67.9MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:53:52,399 INFO L158 Benchmark]: Boogie Preprocessor took 35.55ms. Allocated memory is still 138.4MB. Free memory was 67.9MB in the beginning and 66.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:53:52,400 INFO L158 Benchmark]: RCFGBuilder took 788.68ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 65.8MB in the beginning and 103.2MB in the end (delta: -37.4MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2023-12-03 03:53:52,401 INFO L158 Benchmark]: CodeCheck took 11.10ms. Allocated memory is still 178.3MB. Free memory was 103.2MB in the beginning and 102.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:53:52,404 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 0.17ms. Allocated memory is still 102.8MB. Free memory is still 56.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 488.41ms. Allocated memory is still 138.4MB. Free memory was 91.4MB in the beginning and 70.5MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.40ms. Allocated memory is still 138.4MB. Free memory was 70.5MB in the beginning and 67.9MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.55ms. Allocated memory is still 138.4MB. Free memory was 67.9MB in the beginning and 66.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 788.68ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 65.8MB in the beginning and 103.2MB in the end (delta: -37.4MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * CodeCheck took 11.10ms. Allocated memory is still 178.3MB. Free memory was 103.2MB in the beginning and 102.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:53:52,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de80178-c957-4fae-a18f-e0ede182c118/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_3de80178-c957-4fae-a18f-e0ede182c118/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de80178-c957-4fae-a18f-e0ede182c118/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_3de80178-c957-4fae-a18f-e0ede182c118/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de80178-c957-4fae-a18f-e0ede182c118/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longest-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de80178-c957-4fae-a18f-e0ede182c118/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_3de80178-c957-4fae-a18f-e0ede182c118/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 ef25c7a0ca5d95f3b469f57ad040cab1f4feb185ac5183a687b70f186e65f8f6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:53:54,329 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:53:54,406 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de80178-c957-4fae-a18f-e0ede182c118/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-03 03:53:54,438 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:53:54,439 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:53:54,439 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:53:54,440 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:53:54,441 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:53:54,441 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:53:54,442 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:53:54,442 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:53:54,443 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 03:53:54,443 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 03:53:54,444 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 03:53:54,444 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:53:54,445 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:53:54,445 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:53:54,446 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:53:54,446 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:53:54,447 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:53:54,447 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:53:54,448 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:53:54,449 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:53:54,449 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:53:54,449 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:53:54,450 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:53:54,450 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:53:54,451 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:53:54,451 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:53:54,452 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:53:54,452 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:53:54,453 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:53:54,453 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:53:54,453 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:53:54,453 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_3de80178-c957-4fae-a18f-e0ede182c118/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de80178-c957-4fae-a18f-e0ede182c118/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef25c7a0ca5d95f3b469f57ad040cab1f4feb185ac5183a687b70f186e65f8f6 [2023-12-03 03:53:54,772 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:53:54,793 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:53:54,795 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:53:54,796 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:53:54,797 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:53:54,798 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de80178-c957-4fae-a18f-e0ede182c118/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-ext/25_stack_longest-1.i [2023-12-03 03:53:57,619 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:53:57,876 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:53:57,876 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de80178-c957-4fae-a18f-e0ede182c118/sv-benchmarks/c/pthread-ext/25_stack_longest-1.i [2023-12-03 03:53:57,893 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de80178-c957-4fae-a18f-e0ede182c118/bin/ukojak-verify-Qdu7aM0XO9/data/29db8c666/e0ad820c96ef48718c3da7b5f3c5f62e/FLAGbc486303d [2023-12-03 03:53:57,908 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de80178-c957-4fae-a18f-e0ede182c118/bin/ukojak-verify-Qdu7aM0XO9/data/29db8c666/e0ad820c96ef48718c3da7b5f3c5f62e [2023-12-03 03:53:57,910 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:53:57,912 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:53:57,913 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:53:57,913 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:53:57,918 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:53:57,919 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:53:57" (1/1) ... [2023-12-03 03:53:57,920 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37288e2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:53:57, skipping insertion in model container [2023-12-03 03:53:57,921 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:53:57" (1/1) ... [2023-12-03 03:53:57,974 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:53:58,305 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:53:58,320 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:53:58,363 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:53:58,422 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:53:58,422 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:53:58,430 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:53:58,430 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:53:58 WrapperNode [2023-12-03 03:53:58,431 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:53:58,432 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:53:58,432 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:53:58,433 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:53:58,440 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:53:58" (1/1) ... [2023-12-03 03:53:58,478 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:53:58" (1/1) ... [2023-12-03 03:53:58,505 INFO L138 Inliner]: procedures = 183, calls = 37, calls flagged for inlining = 19, calls inlined = 23, statements flattened = 176 [2023-12-03 03:53:58,506 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:53:58,507 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:53:58,507 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:53:58,507 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:53:58,516 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:53:58" (1/1) ... [2023-12-03 03:53:58,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:53:58" (1/1) ... [2023-12-03 03:53:58,520 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:53:58" (1/1) ... [2023-12-03 03:53:58,520 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:53:58" (1/1) ... [2023-12-03 03:53:58,528 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:53:58" (1/1) ... [2023-12-03 03:53:58,532 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:53:58" (1/1) ... [2023-12-03 03:53:58,535 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:53:58" (1/1) ... [2023-12-03 03:53:58,537 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:53:58" (1/1) ... [2023-12-03 03:53:58,541 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:53:58,542 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:53:58,542 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:53:58,542 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:53:58,543 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:53:58" (1/1) ... [2023-12-03 03:53:58,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:53:58,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de80178-c957-4fae-a18f-e0ede182c118/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:53:58,570 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de80178-c957-4fae-a18f-e0ede182c118/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:53:58,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de80178-c957-4fae-a18f-e0ede182c118/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:53:58,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 03:53:58,604 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-12-03 03:53:58,605 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-12-03 03:53:58,605 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 03:53:58,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:53:58,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:53:58,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:53:58,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 03:53:58,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:53:58,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 03:53:58,606 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 03:53:58,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:53:58,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:53:58,608 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 03:53:58,751 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:53:58,753 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:53:59,195 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:53:59,417 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:53:59,417 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 03:53:59,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:53:59 BoogieIcfgContainer [2023-12-03 03:53:59,419 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:53:59,420 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:53:59,420 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:53:59,441 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:53:59,442 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:53:59" (1/1) ... [2023-12-03 03:53:59,442 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 03:53:59,446 INFO L158 Benchmark]: Toolchain (without parser) took 1533.57ms. Allocated memory is still 98.6MB. Free memory was 73.5MB in the beginning and 72.2MB in the end (delta: 1.3MB). Peak memory consumption was 43.7MB. Max. memory is 16.1GB. [2023-12-03 03:53:59,447 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 62.9MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:53:59,447 INFO L158 Benchmark]: CACSL2BoogieTranslator took 517.71ms. Allocated memory is still 98.6MB. Free memory was 73.3MB in the beginning and 75.1MB in the end (delta: -1.7MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2023-12-03 03:53:59,448 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.21ms. Allocated memory is still 98.6MB. Free memory was 75.1MB in the beginning and 72.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:53:59,448 INFO L158 Benchmark]: Boogie Preprocessor took 34.55ms. Allocated memory is still 98.6MB. Free memory was 72.5MB in the beginning and 70.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:53:59,449 INFO L158 Benchmark]: RCFGBuilder took 876.94ms. Allocated memory is still 98.6MB. Free memory was 70.4MB in the beginning and 34.9MB in the end (delta: 35.5MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2023-12-03 03:53:59,450 INFO L158 Benchmark]: CodeCheck took 24.88ms. Allocated memory is still 98.6MB. Free memory was 34.9MB in the beginning and 72.2MB in the end (delta: -37.4MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2023-12-03 03:53:59,453 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 0.33ms. Allocated memory is still 62.9MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 517.71ms. Allocated memory is still 98.6MB. Free memory was 73.3MB in the beginning and 75.1MB in the end (delta: -1.7MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.21ms. Allocated memory is still 98.6MB. Free memory was 75.1MB in the beginning and 72.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.55ms. Allocated memory is still 98.6MB. Free memory was 72.5MB in the beginning and 70.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 876.94ms. Allocated memory is still 98.6MB. Free memory was 70.4MB in the beginning and 34.9MB in the end (delta: 35.5MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. * CodeCheck took 24.88ms. Allocated memory is still 98.6MB. Free memory was 34.9MB in the beginning and 72.2MB in the end (delta: -37.4MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:53:59,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de80178-c957-4fae-a18f-e0ede182c118/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