./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/09-regions_19-nested_nr-deref.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_95b6cefc-8556-43a1-9191-b786e9b10716/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b6cefc-8556-43a1-9191-b786e9b10716/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_95b6cefc-8556-43a1-9191-b786e9b10716/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b6cefc-8556-43a1-9191-b786e9b10716/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_19-nested_nr-deref.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b6cefc-8556-43a1-9191-b786e9b10716/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_95b6cefc-8556-43a1-9191-b786e9b10716/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 12bbf3623faa1d8cb0ae406b9406d293839854c20d2fb62622ec841c419248fb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:50:55,082 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:50:55,150 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b6cefc-8556-43a1-9191-b786e9b10716/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-11 23:50:55,155 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:50:55,156 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:50:55,181 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:50:55,182 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:50:55,182 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:50:55,183 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:50:55,184 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:50:55,184 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:50:55,185 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:50:55,185 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:50:55,186 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:50:55,186 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:50:55,187 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:50:55,187 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:50:55,188 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:50:55,188 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:50:55,189 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:50:55,189 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:50:55,190 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:50:55,190 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:50:55,191 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:55,191 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:50:55,192 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:50:55,192 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:50:55,193 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:50:55,193 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_95b6cefc-8556-43a1-9191-b786e9b10716/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b6cefc-8556-43a1-9191-b786e9b10716/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 12bbf3623faa1d8cb0ae406b9406d293839854c20d2fb62622ec841c419248fb [2023-11-11 23:50:55,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:50:55,530 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:50:55,533 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:50:55,535 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:50:55,536 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:50:55,537 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b6cefc-8556-43a1-9191-b786e9b10716/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/goblint-regression/09-regions_19-nested_nr-deref.i [2023-11-11 23:50:58,749 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:50:59,074 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:50:59,075 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b6cefc-8556-43a1-9191-b786e9b10716/sv-benchmarks/c/goblint-regression/09-regions_19-nested_nr-deref.i [2023-11-11 23:50:59,102 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b6cefc-8556-43a1-9191-b786e9b10716/bin/ukojak-verify-0OAaufAVZV/data/cf213335a/bfcf2726325149c2b32443efa9eb617d/FLAG2b36dbbbf [2023-11-11 23:50:59,131 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b6cefc-8556-43a1-9191-b786e9b10716/bin/ukojak-verify-0OAaufAVZV/data/cf213335a/bfcf2726325149c2b32443efa9eb617d [2023-11-11 23:50:59,134 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:50:59,140 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:50:59,143 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:59,143 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:50:59,150 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:50:59,152 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:59" (1/1) ... [2023-11-11 23:50:59,153 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@250bfc86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:59, skipping insertion in model container [2023-11-11 23:50:59,154 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:59" (1/1) ... [2023-11-11 23:50:59,235 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:51:00,039 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:00,070 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:51:00,155 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:00,300 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:51:00,301 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:00 WrapperNode [2023-11-11 23:51:00,301 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:00,302 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:00,303 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:51:00,303 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:51:00,311 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:00" (1/1) ... [2023-11-11 23:51:00,350 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:00" (1/1) ... [2023-11-11 23:51:00,386 INFO L138 Inliner]: procedures = 370, calls = 29, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 116 [2023-11-11 23:51:00,388 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:00,393 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:51:00,393 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:51:00,393 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:51:00,403 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:00" (1/1) ... [2023-11-11 23:51:00,404 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:00" (1/1) ... [2023-11-11 23:51:00,409 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:00" (1/1) ... [2023-11-11 23:51:00,410 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:00" (1/1) ... [2023-11-11 23:51:00,423 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:00" (1/1) ... [2023-11-11 23:51:00,427 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:00" (1/1) ... [2023-11-11 23:51:00,430 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:00" (1/1) ... [2023-11-11 23:51:00,432 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:00" (1/1) ... [2023-11-11 23:51:00,437 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:51:00,438 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:51:00,438 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:51:00,439 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:51:00,440 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:00" (1/1) ... [2023-11-11 23:51:00,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:00,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b6cefc-8556-43a1-9191-b786e9b10716/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:51:00,496 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b6cefc-8556-43a1-9191-b786e9b10716/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:51:00,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b6cefc-8556-43a1-9191-b786e9b10716/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:51:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:51:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:51:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:51:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:51:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:51:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-11 23:51:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:51:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:51:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:51:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-11 23:51:00,541 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-11 23:51:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:51:00,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:51:00,543 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 23:51:00,716 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:51:00,718 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:51:01,186 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:51:01,197 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:51:01,197 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:51:01,201 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:01 BoogieIcfgContainer [2023-11-11 23:51:01,201 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:51:01,202 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:51:01,203 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:51:01,211 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:51:01,212 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:01" (1/1) ... [2023-11-11 23:51:01,212 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:51:01,216 INFO L158 Benchmark]: Toolchain (without parser) took 2075.53ms. Allocated memory is still 153.1MB. Free memory was 107.9MB in the beginning and 86.4MB in the end (delta: 21.5MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2023-11-11 23:51:01,216 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 67.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:51:01,217 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1158.82ms. Allocated memory is still 153.1MB. Free memory was 107.9MB in the beginning and 117.1MB in the end (delta: -9.1MB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. [2023-11-11 23:51:01,217 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.88ms. Allocated memory is still 153.1MB. Free memory was 117.1MB in the beginning and 113.7MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:51:01,218 INFO L158 Benchmark]: Boogie Preprocessor took 44.49ms. Allocated memory is still 153.1MB. Free memory was 113.7MB in the beginning and 111.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:51:01,218 INFO L158 Benchmark]: RCFGBuilder took 763.40ms. Allocated memory is still 153.1MB. Free memory was 111.6MB in the beginning and 87.6MB in the end (delta: 24.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-11 23:51:01,219 INFO L158 Benchmark]: CodeCheck took 11.97ms. Allocated memory is still 153.1MB. Free memory was 87.6MB in the beginning and 86.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:51:01,222 INFO L338 ainManager$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 0.35ms. Allocated memory is still 117.4MB. Free memory is still 67.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1158.82ms. Allocated memory is still 153.1MB. Free memory was 107.9MB in the beginning and 117.1MB in the end (delta: -9.1MB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.88ms. Allocated memory is still 153.1MB. Free memory was 117.1MB in the beginning and 113.7MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.49ms. Allocated memory is still 153.1MB. Free memory was 113.7MB in the beginning and 111.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 763.40ms. Allocated memory is still 153.1MB. Free memory was 111.6MB in the beginning and 87.6MB in the end (delta: 24.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 11.97ms. Allocated memory is still 153.1MB. Free memory was 87.6MB in the beginning and 86.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:51:01,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b6cefc-8556-43a1-9191-b786e9b10716/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_95b6cefc-8556-43a1-9191-b786e9b10716/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b6cefc-8556-43a1-9191-b786e9b10716/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_95b6cefc-8556-43a1-9191-b786e9b10716/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b6cefc-8556-43a1-9191-b786e9b10716/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_19-nested_nr-deref.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b6cefc-8556-43a1-9191-b786e9b10716/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_95b6cefc-8556-43a1-9191-b786e9b10716/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 12bbf3623faa1d8cb0ae406b9406d293839854c20d2fb62622ec841c419248fb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:51:04,072 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:51:04,208 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b6cefc-8556-43a1-9191-b786e9b10716/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-11 23:51:04,266 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:51:04,267 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:51:04,268 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:51:04,269 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:51:04,270 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:51:04,271 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:51:04,276 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:51:04,277 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:51:04,277 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:51:04,278 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:51:04,280 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:51:04,280 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:51:04,280 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:51:04,281 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:51:04,281 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:51:04,282 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:51:04,283 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:51:04,284 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:51:04,284 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:51:04,285 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:51:04,285 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:51:04,286 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:51:04,286 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:51:04,287 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:51:04,288 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:04,288 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:51:04,289 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:51:04,290 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:51:04,290 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:51:04,291 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:51:04,291 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:51:04,292 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_95b6cefc-8556-43a1-9191-b786e9b10716/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b6cefc-8556-43a1-9191-b786e9b10716/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 12bbf3623faa1d8cb0ae406b9406d293839854c20d2fb62622ec841c419248fb [2023-11-11 23:51:04,719 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:51:04,748 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:51:04,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:51:04,754 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:51:04,755 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:51:04,756 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b6cefc-8556-43a1-9191-b786e9b10716/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/goblint-regression/09-regions_19-nested_nr-deref.i [2023-11-11 23:51:08,198 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:51:08,643 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:51:08,644 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b6cefc-8556-43a1-9191-b786e9b10716/sv-benchmarks/c/goblint-regression/09-regions_19-nested_nr-deref.i [2023-11-11 23:51:08,671 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b6cefc-8556-43a1-9191-b786e9b10716/bin/ukojak-verify-0OAaufAVZV/data/d5c5f45e3/aa5f753263df4f35821326bbd479c744/FLAG52acaec31 [2023-11-11 23:51:08,694 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b6cefc-8556-43a1-9191-b786e9b10716/bin/ukojak-verify-0OAaufAVZV/data/d5c5f45e3/aa5f753263df4f35821326bbd479c744 [2023-11-11 23:51:08,701 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:51:08,703 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:51:08,706 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:08,707 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:51:08,712 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:51:08,714 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:08" (1/1) ... [2023-11-11 23:51:08,715 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bcd828c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:08, skipping insertion in model container [2023-11-11 23:51:08,715 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:08" (1/1) ... [2023-11-11 23:51:08,799 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:51:09,755 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:09,790 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:51:09,922 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:10,052 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:51:10,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:10 WrapperNode [2023-11-11 23:51:10,053 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:10,054 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:10,055 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:51:10,055 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:51:10,061 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:10" (1/1) ... [2023-11-11 23:51:10,096 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:10" (1/1) ... [2023-11-11 23:51:10,139 INFO L138 Inliner]: procedures = 373, calls = 29, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 115 [2023-11-11 23:51:10,146 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:10,147 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:51:10,147 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:51:10,147 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:51:10,157 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:10" (1/1) ... [2023-11-11 23:51:10,157 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:10" (1/1) ... [2023-11-11 23:51:10,163 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:10" (1/1) ... [2023-11-11 23:51:10,164 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:10" (1/1) ... [2023-11-11 23:51:10,193 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:10" (1/1) ... [2023-11-11 23:51:10,197 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:10" (1/1) ... [2023-11-11 23:51:10,200 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:10" (1/1) ... [2023-11-11 23:51:10,202 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:10" (1/1) ... [2023-11-11 23:51:10,215 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:51:10,216 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:51:10,217 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:51:10,217 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:51:10,218 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:10" (1/1) ... [2023-11-11 23:51:10,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:10,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b6cefc-8556-43a1-9191-b786e9b10716/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:51:10,263 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b6cefc-8556-43a1-9191-b786e9b10716/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:51:10,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b6cefc-8556-43a1-9191-b786e9b10716/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:51:10,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:51:10,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:51:10,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:51:10,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:51:10,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:51:10,314 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-11 23:51:10,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:51:10,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:51:10,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:51:10,315 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-11 23:51:10,316 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-11 23:51:10,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:51:10,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:51:10,318 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 23:51:10,557 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:51:10,559 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:51:11,207 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:51:11,216 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:51:11,216 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:51:11,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:11 BoogieIcfgContainer [2023-11-11 23:51:11,219 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:51:11,220 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:51:11,220 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:51:11,230 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:51:11,231 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:11" (1/1) ... [2023-11-11 23:51:11,232 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 23:51:11,236 INFO L158 Benchmark]: Toolchain (without parser) took 2533.33ms. Allocated memory is still 104.9MB. Free memory was 78.9MB in the beginning and 61.0MB in the end (delta: 17.8MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2023-11-11 23:51:11,237 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 67.1MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 55.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:51:11,238 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1347.34ms. Allocated memory is still 104.9MB. Free memory was 78.6MB in the beginning and 60.9MB in the end (delta: 17.8MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2023-11-11 23:51:11,239 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.54ms. Allocated memory is still 104.9MB. Free memory was 60.9MB in the beginning and 57.6MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:51:11,239 INFO L158 Benchmark]: Boogie Preprocessor took 68.78ms. Allocated memory is still 104.9MB. Free memory was 57.6MB in the beginning and 55.1MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:51:11,240 INFO L158 Benchmark]: RCFGBuilder took 1002.69ms. Allocated memory is still 104.9MB. Free memory was 55.1MB in the beginning and 62.5MB in the end (delta: -7.5MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2023-11-11 23:51:11,241 INFO L158 Benchmark]: CodeCheck took 14.93ms. Allocated memory is still 104.9MB. Free memory was 62.5MB in the beginning and 61.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:51:11,247 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 0.71ms. Allocated memory is still 67.1MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 55.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1347.34ms. Allocated memory is still 104.9MB. Free memory was 78.6MB in the beginning and 60.9MB in the end (delta: 17.8MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.54ms. Allocated memory is still 104.9MB. Free memory was 60.9MB in the beginning and 57.6MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.78ms. Allocated memory is still 104.9MB. Free memory was 57.6MB in the beginning and 55.1MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1002.69ms. Allocated memory is still 104.9MB. Free memory was 55.1MB in the beginning and 62.5MB in the end (delta: -7.5MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. * CodeCheck took 14.93ms. Allocated memory is still 104.9MB. Free memory was 62.5MB in the beginning and 61.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:51:11,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b6cefc-8556-43a1-9191-b786e9b10716/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