./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm --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 7f7f7b6ea5abe354543dc816b244a5041021350ff4076c6fd52a8208b97eac31 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:24:09,131 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:24:09,220 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-13 22:24:09,225 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:24:09,225 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:24:09,259 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:24:09,261 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:24:09,262 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:24:09,262 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:24:09,262 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:24:09,263 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:24:09,263 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:24:09,263 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:24:09,263 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 22:24:09,264 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 22:24:09,264 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 22:24:09,264 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:24:09,264 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:24:09,264 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:24:09,264 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:24:09,264 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:24:09,264 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:24:09,264 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:24:09,265 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:24:09,265 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:24:09,265 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:24:09,265 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:24:09,265 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:24:09,265 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:24:09,265 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:24:09,265 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm 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 -> 7f7f7b6ea5abe354543dc816b244a5041021350ff4076c6fd52a8208b97eac31 [2024-11-13 22:24:09,553 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:24:09,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:24:09,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:24:09,563 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:24:09,564 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:24:09,565 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i Unable to find full path for "g++" [2024-11-13 22:24:11,414 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:24:11,781 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:24:11,782 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2024-11-13 22:24:11,794 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm/data/0235c4e67/e06e23105acb4997b8c773fb63667668/FLAGb7fcb54f2 [2024-11-13 22:24:11,815 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm/data/0235c4e67/e06e23105acb4997b8c773fb63667668 [2024-11-13 22:24:11,820 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:24:11,822 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:24:11,823 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:24:11,823 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:24:11,827 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:24:11,828 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:24:11" (1/1) ... [2024-11-13 22:24:11,829 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6377e773 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:11, skipping insertion in model container [2024-11-13 22:24:11,829 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:24:11" (1/1) ... [2024-11-13 22:24:11,863 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:24:12,223 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:24:12,297 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:24:12,364 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:24:12,437 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:24:12,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:12 WrapperNode [2024-11-13 22:24:12,437 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:24:12,438 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:24:12,438 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:24:12,438 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:24:12,444 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:12" (1/1) ... [2024-11-13 22:24:12,469 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:12" (1/1) ... [2024-11-13 22:24:12,540 INFO L138 Inliner]: procedures = 179, calls = 47, calls flagged for inlining = 17, calls inlined = 20, statements flattened = 2109 [2024-11-13 22:24:12,540 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:24:12,541 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:24:12,541 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:24:12,541 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:24:12,549 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:12" (1/1) ... [2024-11-13 22:24:12,550 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:12" (1/1) ... [2024-11-13 22:24:12,559 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:12" (1/1) ... [2024-11-13 22:24:12,559 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:12" (1/1) ... [2024-11-13 22:24:12,590 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:12" (1/1) ... [2024-11-13 22:24:12,603 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:12" (1/1) ... [2024-11-13 22:24:12,607 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:12" (1/1) ... [2024-11-13 22:24:12,612 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:12" (1/1) ... [2024-11-13 22:24:12,628 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:24:12,629 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:24:12,632 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:24:12,632 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:24:12,633 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:12" (1/1) ... [2024-11-13 22:24:12,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:24:12,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:24:12,704 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:24:12,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:24:12,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:24:12,738 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-13 22:24:12,739 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-13 22:24:12,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:24:12,739 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 22:24:12,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:24:12,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:24:12,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:24:12,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:24:12,740 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 22:24:12,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:24:12,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:24:12,742 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 22:24:12,922 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:24:12,924 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:24:15,374 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 22:24:15,375 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:24:15,778 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:24:15,778 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 22:24:15,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:24:15 BoogieIcfgContainer [2024-11-13 22:24:15,782 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:24:15,782 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:24:15,782 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:24:15,792 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:24:15,792 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:24:15" (1/1) ... [2024-11-13 22:24:15,794 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:24:15,802 INFO L158 Benchmark]: Toolchain (without parser) took 3980.07ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 71.9MB in the end (delta: 19.3MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2024-11-13 22:24:15,803 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:24:15,803 INFO L158 Benchmark]: CACSL2BoogieTranslator took 614.62ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 58.3MB in the end (delta: 32.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 22:24:15,804 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.50ms. Allocated memory is still 117.4MB. Free memory was 58.1MB in the beginning and 49.0MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:24:15,804 INFO L158 Benchmark]: Boogie Preprocessor took 87.21ms. Allocated memory is still 117.4MB. Free memory was 49.0MB in the beginning and 40.1MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:24:15,805 INFO L158 Benchmark]: RCFGBuilder took 3153.09ms. Allocated memory is still 117.4MB. Free memory was 40.1MB in the beginning and 73.7MB in the end (delta: -33.7MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2024-11-13 22:24:15,805 INFO L158 Benchmark]: CodeCheck took 18.20ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 71.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:24:15,807 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 614.62ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 58.3MB in the end (delta: 32.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.50ms. Allocated memory is still 117.4MB. Free memory was 58.1MB in the beginning and 49.0MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.21ms. Allocated memory is still 117.4MB. Free memory was 49.0MB in the beginning and 40.1MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3153.09ms. Allocated memory is still 117.4MB. Free memory was 40.1MB in the beginning and 73.7MB in the end (delta: -33.7MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. * CodeCheck took 18.20ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 71.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 22:24:15,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm --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 7f7f7b6ea5abe354543dc816b244a5041021350ff4076c6fd52a8208b97eac31 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:24:18,420 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:24:18,505 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-11-13 22:24:18,549 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:24:18,550 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:24:18,550 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:24:18,550 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:24:18,551 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:24:18,551 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:24:18,551 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:24:18,551 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:24:18,551 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 22:24:18,551 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 22:24:18,551 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 22:24:18,551 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:24:18,551 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:24:18,551 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:24:18,551 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:24:18,552 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:24:18,552 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:24:18,552 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:24:18,552 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:24:18,552 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:24:18,552 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:24:18,552 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:24:18,552 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:18,552 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:24:18,552 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:24:18,553 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:24:18,553 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:24:18,553 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:24:18,553 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:24:18,553 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:18,553 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:24:18,553 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm 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 -> 7f7f7b6ea5abe354543dc816b244a5041021350ff4076c6fd52a8208b97eac31 [2024-11-13 22:24:18,856 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:24:18,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:24:18,867 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:24:18,868 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:24:18,869 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:24:18,870 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i Unable to find full path for "g++" [2024-11-13 22:24:20,894 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:24:21,226 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:24:21,227 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2024-11-13 22:24:21,246 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm/data/a6db657fc/7c6fad8c8ef24e65bd55a9d2288dd332/FLAGc3bd1febb [2024-11-13 22:24:21,260 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm/data/a6db657fc/7c6fad8c8ef24e65bd55a9d2288dd332 [2024-11-13 22:24:21,262 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:24:21,264 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:24:21,265 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:24:21,265 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:24:21,269 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:24:21,270 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:24:21" (1/1) ... [2024-11-13 22:24:21,271 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f06d559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:21, skipping insertion in model container [2024-11-13 22:24:21,271 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:24:21" (1/1) ... [2024-11-13 22:24:21,309 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:24:21,646 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:24:21,739 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:24:21,786 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:24:21,863 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:24:21,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:21 WrapperNode [2024-11-13 22:24:21,864 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:24:21,865 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:24:21,865 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:24:21,865 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:24:21,872 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:21" (1/1) ... [2024-11-13 22:24:21,903 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:21" (1/1) ... [2024-11-13 22:24:21,979 INFO L138 Inliner]: procedures = 183, calls = 47, calls flagged for inlining = 17, calls inlined = 20, statements flattened = 2106 [2024-11-13 22:24:21,979 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:24:21,980 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:24:21,980 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:24:21,980 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:24:21,988 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:21" (1/1) ... [2024-11-13 22:24:21,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:21" (1/1) ... [2024-11-13 22:24:22,003 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:21" (1/1) ... [2024-11-13 22:24:22,003 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:21" (1/1) ... [2024-11-13 22:24:22,070 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:21" (1/1) ... [2024-11-13 22:24:22,099 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:21" (1/1) ... [2024-11-13 22:24:22,104 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:21" (1/1) ... [2024-11-13 22:24:22,109 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:21" (1/1) ... [2024-11-13 22:24:22,120 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:24:22,123 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:24:22,124 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:24:22,125 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:24:22,126 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:21" (1/1) ... [2024-11-13 22:24:22,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:24:22,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:24:22,163 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:24:22,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:24:22,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:24:22,194 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-13 22:24:22,195 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-13 22:24:22,195 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 22:24:22,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:24:22,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:24:22,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:24:22,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 22:24:22,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:24:22,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-13 22:24:22,197 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 22:24:22,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:24:22,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:24:22,199 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 22:24:22,370 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:24:22,372 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:24:25,409 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 22:24:25,409 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:24:25,910 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:24:25,913 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 22:24:25,913 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:24:25 BoogieIcfgContainer [2024-11-13 22:24:25,913 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:24:25,914 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:24:25,914 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:24:25,925 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:24:25,926 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:24:25" (1/1) ... [2024-11-13 22:24:25,927 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:24:25,932 INFO L158 Benchmark]: Toolchain (without parser) took 4667.93ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 91.7MB in the beginning and 194.9MB in the end (delta: -103.2MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2024-11-13 22:24:25,935 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:24:25,935 INFO L158 Benchmark]: CACSL2BoogieTranslator took 599.45ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 55.5MB in the end (delta: 36.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 22:24:25,936 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.96ms. Allocated memory is still 117.4MB. Free memory was 55.5MB in the beginning and 46.4MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:24:25,936 INFO L158 Benchmark]: Boogie Preprocessor took 139.85ms. Allocated memory is still 117.4MB. Free memory was 46.4MB in the beginning and 78.7MB in the end (delta: -32.3MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2024-11-13 22:24:25,938 INFO L158 Benchmark]: RCFGBuilder took 3789.92ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 78.7MB in the beginning and 195.0MB in the end (delta: -116.3MB). Peak memory consumption was 146.1MB. Max. memory is 16.1GB. [2024-11-13 22:24:25,938 INFO L158 Benchmark]: CodeCheck took 16.48ms. Allocated memory is still 260.0MB. Free memory was 195.0MB in the beginning and 194.9MB in the end (delta: 132.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:24:25,941 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 599.45ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 55.5MB in the end (delta: 36.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.96ms. Allocated memory is still 117.4MB. Free memory was 55.5MB in the beginning and 46.4MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 139.85ms. Allocated memory is still 117.4MB. Free memory was 46.4MB in the beginning and 78.7MB in the end (delta: -32.3MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3789.92ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 78.7MB in the beginning and 195.0MB in the end (delta: -116.3MB). Peak memory consumption was 146.1MB. Max. memory is 16.1GB. * CodeCheck took 16.48ms. Allocated memory is still 260.0MB. Free memory was 195.0MB in the beginning and 194.9MB in the end (delta: 132.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 22:24:25,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc99c74e-4315-40c0-80b5-7cd3fa3dc91e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported