./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/04-mutex_22-deref_read.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/04-mutex_22-deref_read.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3 --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 8d306ff8cfbc22ceebe04735dbb58cf2d83206c78fa42d12e01716373b332b54 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:28:13,309 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:28:13,398 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-25 05:28:13,406 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:28:13,406 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:28:13,428 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:28:13,429 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:28:13,429 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:28:13,430 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:28:13,430 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 05:28:13,430 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:28:13,430 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 05:28:13,430 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:28:13,430 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-25 05:28:13,430 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-25 05:28:13,430 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-25 05:28:13,430 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:28:13,431 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 05:28:13,431 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 05:28:13,431 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:28:13,431 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:28:13,431 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:28:13,431 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:28:13,431 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:28:13,431 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:28:13,432 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:28:13,432 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:28:13,432 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:28:13,432 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:28:13,432 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:28:13,432 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_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3 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 -> 8d306ff8cfbc22ceebe04735dbb58cf2d83206c78fa42d12e01716373b332b54 [2024-11-25 05:28:13,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:28:13,761 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:28:13,764 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:28:13,765 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:28:13,766 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:28:13,768 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/goblint-regression/04-mutex_22-deref_read.i [2024-11-25 05:28:16,930 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3/data/ef2fc761f/bae113d9eb0f4005b3794b9c234bd030/FLAG5d8493b84 [2024-11-25 05:28:17,353 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:28:17,354 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/sv-benchmarks/c/goblint-regression/04-mutex_22-deref_read.i [2024-11-25 05:28:17,369 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3/data/ef2fc761f/bae113d9eb0f4005b3794b9c234bd030/FLAG5d8493b84 [2024-11-25 05:28:17,390 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3/data/ef2fc761f/bae113d9eb0f4005b3794b9c234bd030 [2024-11-25 05:28:17,393 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:28:17,395 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:28:17,396 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:28:17,397 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:28:17,403 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:28:17,404 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:28:17" (1/1) ... [2024-11-25 05:28:17,405 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bb8196 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:17, skipping insertion in model container [2024-11-25 05:28:17,405 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:28:17" (1/1) ... [2024-11-25 05:28:17,462 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:28:17,810 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:28:17,836 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:28:17,878 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:28:17,920 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:28:17,921 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:17 WrapperNode [2024-11-25 05:28:17,921 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:28:17,923 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:28:17,923 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:28:17,923 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:28:17,931 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:17" (1/1) ... [2024-11-25 05:28:17,945 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:17" (1/1) ... [2024-11-25 05:28:17,972 INFO L138 Inliner]: procedures = 162, calls = 17, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 33 [2024-11-25 05:28:17,973 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:28:17,974 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:28:17,974 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:28:17,974 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:28:17,981 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:17" (1/1) ... [2024-11-25 05:28:17,982 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:17" (1/1) ... [2024-11-25 05:28:17,984 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:17" (1/1) ... [2024-11-25 05:28:17,986 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:17" (1/1) ... [2024-11-25 05:28:17,995 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:17" (1/1) ... [2024-11-25 05:28:17,996 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:17" (1/1) ... [2024-11-25 05:28:17,998 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:17" (1/1) ... [2024-11-25 05:28:18,002 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:17" (1/1) ... [2024-11-25 05:28:18,003 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:17" (1/1) ... [2024-11-25 05:28:18,005 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:28:18,009 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:28:18,010 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:28:18,010 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:28:18,011 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:17" (1/1) ... [2024-11-25 05:28:18,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:28:18,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:28:18,057 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:28:18,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:28:18,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 05:28:18,095 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-25 05:28:18,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:28:18,095 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-11-25 05:28:18,095 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-11-25 05:28:18,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 05:28:18,096 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-25 05:28:18,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:28:18,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:28:18,098 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 05:28:18,267 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:28:18,269 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:28:18,492 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 05:28:18,492 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:28:18,536 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:28:18,538 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 05:28:18,539 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:28:18 BoogieIcfgContainer [2024-11-25 05:28:18,539 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:28:18,540 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:28:18,540 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:28:18,553 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:28:18,553 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:28:18" (1/1) ... [2024-11-25 05:28:18,555 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 05:28:18,563 INFO L158 Benchmark]: Toolchain (without parser) took 1165.61ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 57.4MB in the end (delta: 35.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 05:28:18,564 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 167.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:28:18,564 INFO L158 Benchmark]: CACSL2BoogieTranslator took 525.62ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 74.0MB in the end (delta: 19.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 05:28:18,567 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.84ms. Allocated memory is still 117.4MB. Free memory was 74.0MB in the beginning and 72.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:28:18,567 INFO L158 Benchmark]: Boogie Preprocessor took 34.95ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 71.5MB in the end (delta: 799.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:28:18,568 INFO L158 Benchmark]: RCFGBuilder took 529.60ms. Allocated memory is still 117.4MB. Free memory was 71.5MB in the beginning and 58.8MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 05:28:18,570 INFO L158 Benchmark]: CodeCheck took 19.19ms. Allocated memory is still 117.4MB. Free memory was 58.8MB in the beginning and 57.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:28:18,575 INFO L338 ainManager$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 0.49ms. Allocated memory is still 167.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 525.62ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 74.0MB in the end (delta: 19.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.84ms. Allocated memory is still 117.4MB. Free memory was 74.0MB in the beginning and 72.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.95ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 71.5MB in the end (delta: 799.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 529.60ms. Allocated memory is still 117.4MB. Free memory was 71.5MB in the beginning and 58.8MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 19.19ms. Allocated memory is still 117.4MB. Free memory was 58.8MB in the beginning and 57.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 05:28:18,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/04-mutex_22-deref_read.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3 --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 8d306ff8cfbc22ceebe04735dbb58cf2d83206c78fa42d12e01716373b332b54 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:28:21,464 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:28:21,601 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-11-25 05:28:21,644 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:28:21,645 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:28:21,645 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:28:21,645 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:28:21,646 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 05:28:21,646 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:28:21,646 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 05:28:21,646 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:28:21,646 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-25 05:28:21,646 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-25 05:28:21,646 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-25 05:28:21,646 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:28:21,646 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 05:28:21,646 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 05:28:21,647 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 05:28:21,647 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 05:28:21,647 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 05:28:21,647 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:28:21,647 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:28:21,647 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:28:21,647 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:28:21,647 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:28:21,647 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:28:21,647 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 05:28:21,648 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:28:21,648 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:28:21,648 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:28:21,648 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:28:21,648 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 05:28:21,648 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:28:21,648 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 05:28:21,648 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_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3 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 -> 8d306ff8cfbc22ceebe04735dbb58cf2d83206c78fa42d12e01716373b332b54 [2024-11-25 05:28:22,019 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:28:22,029 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:28:22,032 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:28:22,034 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:28:22,035 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:28:22,036 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/goblint-regression/04-mutex_22-deref_read.i [2024-11-25 05:28:25,041 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3/data/1f812e712/e2ecc8fe35c0490daaa8dffbe9138288/FLAG84575844f [2024-11-25 05:28:25,424 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:28:25,426 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/sv-benchmarks/c/goblint-regression/04-mutex_22-deref_read.i [2024-11-25 05:28:25,451 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3/data/1f812e712/e2ecc8fe35c0490daaa8dffbe9138288/FLAG84575844f [2024-11-25 05:28:25,475 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3/data/1f812e712/e2ecc8fe35c0490daaa8dffbe9138288 [2024-11-25 05:28:25,479 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:28:25,480 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:28:25,483 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:28:25,483 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:28:25,488 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:28:25,490 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:28:25" (1/1) ... [2024-11-25 05:28:25,491 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3af1d099 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:25, skipping insertion in model container [2024-11-25 05:28:25,491 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:28:25" (1/1) ... [2024-11-25 05:28:25,539 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:28:25,953 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:28:25,976 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:28:26,040 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:28:26,094 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:28:26,094 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:26 WrapperNode [2024-11-25 05:28:26,095 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:28:26,097 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:28:26,097 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:28:26,097 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:28:26,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:26" (1/1) ... [2024-11-25 05:28:26,129 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:26" (1/1) ... [2024-11-25 05:28:26,152 INFO L138 Inliner]: procedures = 163, calls = 17, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 34 [2024-11-25 05:28:26,153 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:28:26,154 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:28:26,155 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:28:26,155 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:28:26,163 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:26" (1/1) ... [2024-11-25 05:28:26,163 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:26" (1/1) ... [2024-11-25 05:28:26,168 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:26" (1/1) ... [2024-11-25 05:28:26,172 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:26" (1/1) ... [2024-11-25 05:28:26,177 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:26" (1/1) ... [2024-11-25 05:28:26,181 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:26" (1/1) ... [2024-11-25 05:28:26,183 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:26" (1/1) ... [2024-11-25 05:28:26,188 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:26" (1/1) ... [2024-11-25 05:28:26,189 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:26" (1/1) ... [2024-11-25 05:28:26,193 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:28:26,198 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:28:26,199 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:28:26,199 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:28:26,200 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:28:26" (1/1) ... [2024-11-25 05:28:26,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:28:26,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:28:26,239 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:28:26,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:28:26,275 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-25 05:28:26,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:28:26,275 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-11-25 05:28:26,276 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-11-25 05:28:26,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-25 05:28:26,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-25 05:28:26,277 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-25 05:28:26,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:28:26,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:28:26,278 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 05:28:26,456 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:28:26,458 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:28:26,657 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 05:28:26,657 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:28:26,699 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:28:26,699 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 05:28:26,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:28:26 BoogieIcfgContainer [2024-11-25 05:28:26,699 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:28:26,700 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:28:26,700 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:28:26,710 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:28:26,710 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:28:26" (1/1) ... [2024-11-25 05:28:26,711 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 05:28:26,715 INFO L158 Benchmark]: Toolchain (without parser) took 1234.71ms. Allocated memory is still 83.9MB. Free memory was 60.0MB in the beginning and 51.9MB in the end (delta: 8.1MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. [2024-11-25 05:28:26,716 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 83.9MB. Free memory is still 47.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:28:26,716 INFO L158 Benchmark]: CACSL2BoogieTranslator took 612.97ms. Allocated memory is still 83.9MB. Free memory was 59.8MB in the beginning and 40.3MB in the end (delta: 19.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 05:28:26,717 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.19ms. Allocated memory is still 83.9MB. Free memory was 40.3MB in the beginning and 38.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:28:26,717 INFO L158 Benchmark]: Boogie Preprocessor took 44.12ms. Allocated memory is still 83.9MB. Free memory was 38.5MB in the beginning and 37.5MB in the end (delta: 947.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:28:26,717 INFO L158 Benchmark]: RCFGBuilder took 501.03ms. Allocated memory is still 83.9MB. Free memory was 37.3MB in the beginning and 53.2MB in the end (delta: -15.9MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2024-11-25 05:28:26,719 INFO L158 Benchmark]: CodeCheck took 13.73ms. Allocated memory is still 83.9MB. Free memory was 53.2MB in the beginning and 51.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:28:26,721 INFO L338 ainManager$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 0.44ms. Allocated memory is still 83.9MB. Free memory is still 47.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 612.97ms. Allocated memory is still 83.9MB. Free memory was 59.8MB in the beginning and 40.3MB in the end (delta: 19.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.19ms. Allocated memory is still 83.9MB. Free memory was 40.3MB in the beginning and 38.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 44.12ms. Allocated memory is still 83.9MB. Free memory was 38.5MB in the beginning and 37.5MB in the end (delta: 947.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 501.03ms. Allocated memory is still 83.9MB. Free memory was 37.3MB in the beginning and 53.2MB in the end (delta: -15.9MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * CodeCheck took 13.73ms. Allocated memory is still 83.9MB. Free memory was 53.2MB in the beginning and 51.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 05:28:26,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bc2ec48-48e2-4816-9c15-75e19642e761/bin/ukojak-verify-ENZ3QT5qd3/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