./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3de6ec2acea23c0ab47fbc2e02ad0931145060ca78b80531ef692b3505f9553b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:23:13,178 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:23:13,274 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:23:13,281 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:23:13,282 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:23:13,317 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:23:13,318 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:23:13,319 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:23:13,320 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:23:13,321 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:23:13,322 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:23:13,323 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:23:13,323 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:23:13,324 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:23:13,325 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:23:13,325 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:23:13,326 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:23:13,327 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:23:13,328 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:23:13,328 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:23:13,329 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:23:13,330 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:23:13,331 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:23:13,331 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:23:13,332 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:23:13,332 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:23:13,333 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:23:13,334 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:23:13,334 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:23:13,335 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:23:13,335 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:23:13,336 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:23:13,336 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:23:13,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:23:13,337 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:23:13,338 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_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3de6ec2acea23c0ab47fbc2e02ad0931145060ca78b80531ef692b3505f9553b [2023-11-23 20:23:13,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:23:13,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:23:13,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:23:13,733 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:23:13,734 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:23:13,736 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i [2023-11-23 20:23:17,747 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:23:18,250 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:23:18,251 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i [2023-11-23 20:23:18,282 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC/data/b362568ec/654ce02f0b4c437893627c54e0b17e13/FLAG21b453da6 [2023-11-23 20:23:18,306 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC/data/b362568ec/654ce02f0b4c437893627c54e0b17e13 [2023-11-23 20:23:18,309 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:23:18,311 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:23:18,313 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:23:18,313 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:23:18,321 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:23:18,325 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:23:18" (1/1) ... [2023-11-23 20:23:18,327 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4293546c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:18, skipping insertion in model container [2023-11-23 20:23:18,327 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:23:18" (1/1) ... [2023-11-23 20:23:18,406 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:23:19,177 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:23:19,201 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:23:19,310 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:23:19,409 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:23:19,410 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:19 WrapperNode [2023-11-23 20:23:19,410 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:23:19,412 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:23:19,412 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:23:19,412 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:23:19,422 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:19" (1/1) ... [2023-11-23 20:23:19,458 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:19" (1/1) ... [2023-11-23 20:23:19,510 INFO L138 Inliner]: procedures = 279, calls = 60, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 233 [2023-11-23 20:23:19,511 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:23:19,512 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:23:19,513 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:23:19,513 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:23:19,548 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:19" (1/1) ... [2023-11-23 20:23:19,548 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:19" (1/1) ... [2023-11-23 20:23:19,555 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:19" (1/1) ... [2023-11-23 20:23:19,556 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:19" (1/1) ... [2023-11-23 20:23:19,571 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:19" (1/1) ... [2023-11-23 20:23:19,578 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:19" (1/1) ... [2023-11-23 20:23:19,582 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:19" (1/1) ... [2023-11-23 20:23:19,603 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:19" (1/1) ... [2023-11-23 20:23:19,609 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:23:19,610 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:23:19,611 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:23:19,611 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:23:19,612 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:19" (1/1) ... [2023-11-23 20:23:19,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:23:19,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:23:19,684 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:23:19,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:23:19,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:23:19,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:23:19,753 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-11-23 20:23:19,754 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-11-23 20:23:19,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:23:19,756 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-23 20:23:19,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:23:19,757 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-11-23 20:23:19,757 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-11-23 20:23:19,758 INFO L130 BoogieDeclarations]: Found specification of procedure init [2023-11-23 20:23:19,758 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2023-11-23 20:23:19,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:23:19,759 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-23 20:23:19,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:23:19,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:23:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:23:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:23:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:23:19,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:23:19,763 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:23:20,059 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:23:20,062 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:23:20,501 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:23:20,541 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:23:20,541 INFO L309 CfgBuilder]: Removed 15 assume(true) statements. [2023-11-23 20:23:20,543 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:23:20 BoogieIcfgContainer [2023-11-23 20:23:20,543 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:23:20,544 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:23:20,545 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:23:20,555 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:23:20,555 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:23:20" (1/1) ... [2023-11-23 20:23:20,556 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) [2023-11-23 20:23:20,560 INFO L158 Benchmark]: Toolchain (without parser) took 2248.64ms. Allocated memory was 123.7MB in the beginning and 169.9MB in the end (delta: 46.1MB). Free memory was 75.2MB in the beginning and 111.7MB in the end (delta: -36.5MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2023-11-23 20:23:20,561 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 123.7MB. Free memory was 70.2MB in the beginning and 70.1MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:23:20,562 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1097.60ms. Allocated memory is still 123.7MB. Free memory was 75.2MB in the beginning and 44.9MB in the end (delta: 30.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-23 20:23:20,563 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.99ms. Allocated memory is still 123.7MB. Free memory was 44.9MB in the beginning and 42.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:23:20,564 INFO L158 Benchmark]: Boogie Preprocessor took 96.99ms. Allocated memory was 123.7MB in the beginning and 169.9MB in the end (delta: 46.1MB). Free memory was 42.1MB in the beginning and 140.0MB in the end (delta: -97.9MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2023-11-23 20:23:20,564 INFO L158 Benchmark]: RCFGBuilder took 933.12ms. Allocated memory is still 169.9MB. Free memory was 140.0MB in the beginning and 112.8MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-23 20:23:20,565 INFO L158 Benchmark]: CodeCheck took 14.26ms. Allocated memory is still 169.9MB. Free memory was 112.8MB in the beginning and 111.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:23:20,569 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 0.44ms. Allocated memory is still 123.7MB. Free memory was 70.2MB in the beginning and 70.1MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1097.60ms. Allocated memory is still 123.7MB. Free memory was 75.2MB in the beginning and 44.9MB in the end (delta: 30.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.99ms. Allocated memory is still 123.7MB. Free memory was 44.9MB in the beginning and 42.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 96.99ms. Allocated memory was 123.7MB in the beginning and 169.9MB in the end (delta: 46.1MB). Free memory was 42.1MB in the beginning and 140.0MB in the end (delta: -97.9MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * RCFGBuilder took 933.12ms. Allocated memory is still 169.9MB. Free memory was 140.0MB in the beginning and 112.8MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 14.26ms. Allocated memory is still 169.9MB. Free memory was 112.8MB in the beginning and 111.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:23:20,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC/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_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3de6ec2acea23c0ab47fbc2e02ad0931145060ca78b80531ef692b3505f9553b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:23:23,713 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:23:23,874 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:23:23,937 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:23:23,938 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:23:23,939 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:23:23,940 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:23:23,941 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:23:23,942 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:23:23,943 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:23:23,944 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:23:23,944 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:23:23,945 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:23:23,946 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:23:23,946 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:23:23,947 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:23:23,947 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:23:23,948 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:23:23,948 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:23:23,949 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:23:23,949 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:23:23,950 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:23:23,951 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:23:23,951 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:23:23,952 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:23:23,952 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:23:23,953 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:23:23,953 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:23:23,954 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:23:23,954 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:23:23,955 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:23:23,956 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:23:23,956 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:23:23,956 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:23:23,957 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:23:23,957 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:23:23,958 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:23:23,958 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:23:23,959 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:23:23,959 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_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3de6ec2acea23c0ab47fbc2e02ad0931145060ca78b80531ef692b3505f9553b [2023-11-23 20:23:24,426 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:23:24,454 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:23:24,458 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:23:24,459 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:23:24,460 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:23:24,462 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i [2023-11-23 20:23:28,153 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:23:28,609 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:23:28,626 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i [2023-11-23 20:23:28,658 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC/data/1465a4cb9/1ae0d23de0ef406ab473c2ac32e9325e/FLAG85bbd5aba [2023-11-23 20:23:28,677 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC/data/1465a4cb9/1ae0d23de0ef406ab473c2ac32e9325e [2023-11-23 20:23:28,680 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:23:28,683 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:23:28,684 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:23:28,685 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:23:28,691 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:23:28,692 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:23:28" (1/1) ... [2023-11-23 20:23:28,693 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@789fb59f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:28, skipping insertion in model container [2023-11-23 20:23:28,693 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:23:28" (1/1) ... [2023-11-23 20:23:28,759 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:23:29,540 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:23:29,562 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:23:29,629 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:23:29,740 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:23:29,740 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:29 WrapperNode [2023-11-23 20:23:29,741 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:23:29,742 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:23:29,742 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:23:29,742 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:23:29,751 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:29" (1/1) ... [2023-11-23 20:23:29,804 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:29" (1/1) ... [2023-11-23 20:23:29,844 INFO L138 Inliner]: procedures = 283, calls = 60, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 232 [2023-11-23 20:23:29,844 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:23:29,845 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:23:29,846 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:23:29,846 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:23:29,858 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:29" (1/1) ... [2023-11-23 20:23:29,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:29" (1/1) ... [2023-11-23 20:23:29,865 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:29" (1/1) ... [2023-11-23 20:23:29,865 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:29" (1/1) ... [2023-11-23 20:23:29,884 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:29" (1/1) ... [2023-11-23 20:23:29,889 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:29" (1/1) ... [2023-11-23 20:23:29,895 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:29" (1/1) ... [2023-11-23 20:23:29,899 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:29" (1/1) ... [2023-11-23 20:23:29,906 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:23:29,907 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:23:29,908 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:23:29,908 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:23:29,909 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:29" (1/1) ... [2023-11-23 20:23:29,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:23:29,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:23:29,968 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:23:29,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:23:30,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:23:30,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:23:30,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:23:30,032 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-11-23 20:23:30,032 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-11-23 20:23:30,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:23:30,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:23:30,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:23:30,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-23 20:23:30,033 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-23 20:23:30,034 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-11-23 20:23:30,034 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-11-23 20:23:30,034 INFO L130 BoogieDeclarations]: Found specification of procedure init [2023-11-23 20:23:30,034 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2023-11-23 20:23:30,034 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-23 20:23:30,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:23:30,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:23:30,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:23:30,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:23:30,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:23:30,040 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:23:30,347 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:23:30,350 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:23:31,026 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:23:31,076 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:23:31,077 INFO L309 CfgBuilder]: Removed 15 assume(true) statements. [2023-11-23 20:23:31,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:23:31 BoogieIcfgContainer [2023-11-23 20:23:31,079 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:23:31,081 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:23:31,081 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:23:31,093 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:23:31,094 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:23:31" (1/1) ... [2023-11-23 20:23:31,095 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) [2023-11-23 20:23:31,103 INFO L158 Benchmark]: Toolchain (without parser) took 2418.89ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 45.8MB in the beginning and 51.9MB in the end (delta: -6.1MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2023-11-23 20:23:31,103 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 71.3MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:23:31,104 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1056.70ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 45.6MB in the beginning and 57.4MB in the end (delta: -11.8MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2023-11-23 20:23:31,106 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.62ms. Allocated memory is still 98.6MB. Free memory was 57.4MB in the beginning and 54.1MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:23:31,107 INFO L158 Benchmark]: Boogie Preprocessor took 61.13ms. Allocated memory is still 98.6MB. Free memory was 54.1MB in the beginning and 51.1MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:23:31,108 INFO L158 Benchmark]: RCFGBuilder took 1172.28ms. Allocated memory is still 98.6MB. Free memory was 51.1MB in the beginning and 52.9MB in the end (delta: -1.8MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2023-11-23 20:23:31,109 INFO L158 Benchmark]: CodeCheck took 19.10ms. Allocated memory is still 98.6MB. Free memory was 52.9MB in the beginning and 51.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:23:31,119 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 0.39ms. Allocated memory is still 71.3MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1056.70ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 45.6MB in the beginning and 57.4MB in the end (delta: -11.8MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.62ms. Allocated memory is still 98.6MB. Free memory was 57.4MB in the beginning and 54.1MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.13ms. Allocated memory is still 98.6MB. Free memory was 54.1MB in the beginning and 51.1MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1172.28ms. Allocated memory is still 98.6MB. Free memory was 51.1MB in the beginning and 52.9MB in the end (delta: -1.8MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. * CodeCheck took 19.10ms. Allocated memory is still 98.6MB. Free memory was 52.9MB in the beginning and 51.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:23:31,167 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1278d86e-67b4-4bc5-9ba8-9dd8f229aed8/bin/ukojak-verify-1t5iHCbJaC/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