./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/stack_longer-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:50:05,258 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:50:05,371 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-11 23:50:05,374 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:50:05,375 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:50:05,414 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:50:05,419 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:50:05,420 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:50:05,421 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:50:05,426 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:50:05,427 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:50:05,427 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:50:05,427 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:50:05,429 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:50:05,430 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:50:05,430 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:50:05,431 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:50:05,431 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:50:05,431 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:50:05,432 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:50:05,432 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:50:05,433 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:50:05,434 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:50:05,434 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:05,435 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:50:05,435 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:50:05,436 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:50:05,436 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:50:05,437 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_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 [2023-11-11 23:50:05,726 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:50:05,747 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:50:05,750 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:50:05,751 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:50:05,752 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:50:05,753 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread/stack_longer-1.i [2023-11-11 23:50:08,853 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:50:09,155 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:50:09,156 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/sv-benchmarks/c/pthread/stack_longer-1.i [2023-11-11 23:50:09,178 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV/data/5c129f8bd/b963870fc0284ee4beb1b6b92b9d196d/FLAG021b58d32 [2023-11-11 23:50:09,194 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV/data/5c129f8bd/b963870fc0284ee4beb1b6b92b9d196d [2023-11-11 23:50:09,197 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:50:09,199 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:50:09,201 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:09,201 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:50:09,207 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:50:09,208 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:09" (1/1) ... [2023-11-11 23:50:09,209 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20b7a022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:09, skipping insertion in model container [2023-11-11 23:50:09,209 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:09" (1/1) ... [2023-11-11 23:50:09,265 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:50:09,866 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:09,881 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:50:09,981 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:10,082 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:50:10,083 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:10 WrapperNode [2023-11-11 23:50:10,083 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:10,085 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:10,085 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:50:10,085 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:50:10,094 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:10" (1/1) ... [2023-11-11 23:50:10,124 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:10" (1/1) ... [2023-11-11 23:50:10,157 INFO L138 Inliner]: procedures = 277, calls = 40, calls flagged for inlining = 13, calls inlined = 14, statements flattened = 161 [2023-11-11 23:50:10,157 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:10,158 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:50:10,158 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:50:10,158 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:50:10,170 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:10" (1/1) ... [2023-11-11 23:50:10,171 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:10" (1/1) ... [2023-11-11 23:50:10,180 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:10" (1/1) ... [2023-11-11 23:50:10,180 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:10" (1/1) ... [2023-11-11 23:50:10,190 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:10" (1/1) ... [2023-11-11 23:50:10,194 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:10" (1/1) ... [2023-11-11 23:50:10,197 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:10" (1/1) ... [2023-11-11 23:50:10,199 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:10" (1/1) ... [2023-11-11 23:50:10,203 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:50:10,204 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:50:10,205 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:50:10,205 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:50:10,206 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:10" (1/1) ... [2023-11-11 23:50:10,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:10,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:50:10,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:50:10,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:50:10,302 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-11 23:50:10,302 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-11 23:50:10,302 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-11 23:50:10,303 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-11 23:50:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:50:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:50:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:50:10,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:50:10,304 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-11 23:50:10,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:50:10,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:50:10,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:50:10,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:50:10,307 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:50:10,472 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:50:10,473 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:50:10,847 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:50:10,857 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:50:10,857 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:50:10,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:50:10 BoogieIcfgContainer [2023-11-11 23:50:10,860 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:50:10,861 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:50:10,862 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:50:10,873 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:50:10,874 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:50:10" (1/1) ... [2023-11-11 23:50:10,875 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:50:10,880 INFO L158 Benchmark]: Toolchain (without parser) took 1679.53ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 66.2MB in the beginning and 72.5MB in the end (delta: -6.3MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2023-11-11 23:50:10,880 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 94.4MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:50:10,881 INFO L158 Benchmark]: CACSL2BoogieTranslator took 882.69ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 66.2MB in the beginning and 98.0MB in the end (delta: -31.8MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2023-11-11 23:50:10,882 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.90ms. Allocated memory is still 136.3MB. Free memory was 98.0MB in the beginning and 95.0MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:50:10,883 INFO L158 Benchmark]: Boogie Preprocessor took 45.54ms. Allocated memory is still 136.3MB. Free memory was 95.0MB in the beginning and 92.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:50:10,884 INFO L158 Benchmark]: RCFGBuilder took 656.33ms. Allocated memory is still 136.3MB. Free memory was 92.9MB in the beginning and 73.4MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-11 23:50:10,884 INFO L158 Benchmark]: CodeCheck took 16.39ms. Allocated memory is still 136.3MB. Free memory was 73.4MB in the beginning and 72.5MB in the end (delta: 899.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:50:10,888 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 0.28ms. Allocated memory is still 94.4MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 882.69ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 66.2MB in the beginning and 98.0MB in the end (delta: -31.8MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.90ms. Allocated memory is still 136.3MB. Free memory was 98.0MB in the beginning and 95.0MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.54ms. Allocated memory is still 136.3MB. Free memory was 95.0MB in the beginning and 92.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 656.33ms. Allocated memory is still 136.3MB. Free memory was 92.9MB in the beginning and 73.4MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 16.39ms. Allocated memory is still 136.3MB. Free memory was 73.4MB in the beginning and 72.5MB in the end (delta: 899.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:50:10,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:50:13,476 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:50:13,567 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-11 23:50:13,597 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:50:13,599 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:50:13,599 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:50:13,600 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:50:13,600 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:50:13,601 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:50:13,602 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:50:13,602 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:50:13,603 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:50:13,603 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:50:13,604 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:50:13,605 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:50:13,605 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:50:13,606 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:50:13,606 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:50:13,607 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:50:13,607 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:50:13,608 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:50:13,609 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:50:13,609 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:50:13,610 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:50:13,611 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:50:13,611 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:50:13,612 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:50:13,612 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:13,613 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:50:13,613 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:50:13,614 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:50:13,614 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:50:13,615 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:50:13,615 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:50:13,616 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_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 [2023-11-11 23:50:13,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:50:14,015 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:50:14,019 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:50:14,021 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:50:14,022 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:50:14,025 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread/stack_longer-1.i [2023-11-11 23:50:17,288 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:50:17,680 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:50:17,681 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/sv-benchmarks/c/pthread/stack_longer-1.i [2023-11-11 23:50:17,704 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV/data/bf94d834d/de47d609c6c04dc3af1181d62eae4bcb/FLAG28a4c066b [2023-11-11 23:50:17,719 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV/data/bf94d834d/de47d609c6c04dc3af1181d62eae4bcb [2023-11-11 23:50:17,722 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:50:17,723 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:50:17,725 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:17,725 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:50:17,730 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:50:17,731 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:17" (1/1) ... [2023-11-11 23:50:17,732 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@790bdcfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:17, skipping insertion in model container [2023-11-11 23:50:17,732 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:17" (1/1) ... [2023-11-11 23:50:17,784 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:50:18,363 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:18,378 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:50:18,439 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:18,517 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:50:18,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:18 WrapperNode [2023-11-11 23:50:18,517 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:18,519 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:18,519 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:50:18,519 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:50:18,527 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:18" (1/1) ... [2023-11-11 23:50:18,551 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:18" (1/1) ... [2023-11-11 23:50:18,580 INFO L138 Inliner]: procedures = 281, calls = 40, calls flagged for inlining = 13, calls inlined = 14, statements flattened = 157 [2023-11-11 23:50:18,581 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:18,581 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:50:18,582 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:50:18,582 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:50:18,591 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:18" (1/1) ... [2023-11-11 23:50:18,591 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:18" (1/1) ... [2023-11-11 23:50:18,596 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:18" (1/1) ... [2023-11-11 23:50:18,605 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:18" (1/1) ... [2023-11-11 23:50:18,614 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:18" (1/1) ... [2023-11-11 23:50:18,618 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:18" (1/1) ... [2023-11-11 23:50:18,622 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:18" (1/1) ... [2023-11-11 23:50:18,624 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:18" (1/1) ... [2023-11-11 23:50:18,629 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:50:18,630 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:50:18,630 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:50:18,630 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:50:18,631 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:18" (1/1) ... [2023-11-11 23:50:18,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:18,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:50:18,682 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:50:18,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:50:18,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:50:18,723 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-11 23:50:18,723 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-11 23:50:18,724 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-11 23:50:18,724 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-11 23:50:18,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:50:18,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:50:18,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:50:18,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:50:18,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-11 23:50:18,726 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-11 23:50:18,726 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:50:18,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:50:18,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:50:18,728 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:50:19,011 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:50:19,013 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:50:19,546 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:50:19,559 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:50:19,560 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:50:19,563 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:50:19 BoogieIcfgContainer [2023-11-11 23:50:19,563 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:50:19,566 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:50:19,567 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:50:19,577 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:50:19,578 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:50:19" (1/1) ... [2023-11-11 23:50:19,579 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:50:19,585 INFO L158 Benchmark]: Toolchain (without parser) took 1860.70ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 54.3MB in the beginning and 57.1MB in the end (delta: -2.9MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2023-11-11 23:50:19,586 INFO L158 Benchmark]: CDTParser took 0.58ms. Allocated memory is still 79.7MB. Free memory was 56.0MB in the beginning and 55.8MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:50:19,587 INFO L158 Benchmark]: CACSL2BoogieTranslator took 792.88ms. Allocated memory is still 79.7MB. Free memory was 54.0MB in the beginning and 43.4MB in the end (delta: 10.6MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2023-11-11 23:50:19,589 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.25ms. Allocated memory is still 79.7MB. Free memory was 43.1MB in the beginning and 40.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:50:19,589 INFO L158 Benchmark]: Boogie Preprocessor took 47.87ms. Allocated memory is still 79.7MB. Free memory was 40.5MB in the beginning and 38.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:50:19,591 INFO L158 Benchmark]: RCFGBuilder took 934.88ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 38.1MB in the beginning and 58.2MB in the end (delta: -20.1MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2023-11-11 23:50:19,591 INFO L158 Benchmark]: CodeCheck took 16.96ms. Allocated memory is still 100.7MB. Free memory was 57.8MB in the beginning and 57.1MB in the end (delta: 656.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:50:19,601 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 0.58ms. Allocated memory is still 79.7MB. Free memory was 56.0MB in the beginning and 55.8MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 792.88ms. Allocated memory is still 79.7MB. Free memory was 54.0MB in the beginning and 43.4MB in the end (delta: 10.6MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.25ms. Allocated memory is still 79.7MB. Free memory was 43.1MB in the beginning and 40.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.87ms. Allocated memory is still 79.7MB. Free memory was 40.5MB in the beginning and 38.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 934.88ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 38.1MB in the beginning and 58.2MB in the end (delta: -20.1MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * CodeCheck took 16.96ms. Allocated memory is still 100.7MB. Free memory was 57.8MB in the beginning and 57.1MB in the end (delta: 656.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:50:19,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91844e98-9d54-47db-a235-be933eb26a96/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported