./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/09-regions_19-nested_nr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_19-nested_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2 --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 e4a3fff277216174585e9d802eee36c2b619da26d56e48ed5261f2ab62942b7a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:49:06,164 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:49:06,239 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:49:06,244 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:49:06,245 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:49:06,273 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:49:06,274 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:49:06,275 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:49:06,276 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:49:06,276 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:49:06,277 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:49:06,278 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:49:06,278 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:49:06,279 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:49:06,279 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:49:06,280 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:49:06,281 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:49:06,281 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:49:06,282 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:49:06,282 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:49:06,283 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:49:06,284 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:49:06,284 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:49:06,285 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:49:06,285 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:49:06,286 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:49:06,287 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:49:06,287 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:49:06,288 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:49:06,289 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:49:06,289 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:49:06,290 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:49:06,290 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:49:06,291 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:49:06,291 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:49:06,292 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_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4a3fff277216174585e9d802eee36c2b619da26d56e48ed5261f2ab62942b7a [2023-11-21 18:49:06,588 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:49:06,626 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:49:06,629 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:49:06,631 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:49:06,632 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:49:06,633 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/goblint-regression/09-regions_19-nested_nr.i [2023-11-21 18:49:09,978 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:49:10,349 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:49:10,350 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/sv-benchmarks/c/goblint-regression/09-regions_19-nested_nr.i [2023-11-21 18:49:10,387 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2/data/e38cd57aa/ca6e4b14dac34ebda6ea9b7aac78c8b9/FLAGef53b3da3 [2023-11-21 18:49:10,407 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2/data/e38cd57aa/ca6e4b14dac34ebda6ea9b7aac78c8b9 [2023-11-21 18:49:10,418 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:49:10,420 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:49:10,421 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:49:10,422 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:49:10,426 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:49:10,427 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:49:10" (1/1) ... [2023-11-21 18:49:10,428 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cf0c354 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:10, skipping insertion in model container [2023-11-21 18:49:10,429 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:49:10" (1/1) ... [2023-11-21 18:49:10,496 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:49:11,374 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:49:11,398 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:49:11,478 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:49:11,602 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:49:11,603 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:11 WrapperNode [2023-11-21 18:49:11,603 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:49:11,604 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:49:11,605 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:49:11,605 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:49:11,614 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:11" (1/1) ... [2023-11-21 18:49:11,640 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:11" (1/1) ... [2023-11-21 18:49:11,669 INFO L138 Inliner]: procedures = 371, calls = 31, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 72 [2023-11-21 18:49:11,669 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:49:11,670 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:49:11,671 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:49:11,671 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:49:11,682 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:11" (1/1) ... [2023-11-21 18:49:11,682 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:11" (1/1) ... [2023-11-21 18:49:11,688 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:11" (1/1) ... [2023-11-21 18:49:11,689 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:11" (1/1) ... [2023-11-21 18:49:11,702 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:11" (1/1) ... [2023-11-21 18:49:11,706 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:11" (1/1) ... [2023-11-21 18:49:11,710 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:11" (1/1) ... [2023-11-21 18:49:11,712 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:11" (1/1) ... [2023-11-21 18:49:11,717 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:49:11,718 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:49:11,718 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:49:11,718 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:49:11,719 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:11" (1/1) ... [2023-11-21 18:49:11,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:49:11,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:49:11,771 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:49:11,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:49:11,826 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:49:11,826 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:49:11,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:49:11,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:49:11,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:49:11,829 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-21 18:49:11,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:49:11,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:49:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-21 18:49:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:49:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:49:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:49:11,831 INFO L130 BoogieDeclarations]: Found specification of procedure new [2023-11-21 18:49:11,831 INFO L138 BoogieDeclarations]: Found implementation of procedure new [2023-11-21 18:49:11,832 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-11-21 18:49:11,832 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-11-21 18:49:11,832 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-21 18:49:11,832 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-21 18:49:11,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:49:11,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:49:11,836 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:49:12,023 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:49:12,026 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:49:12,345 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:49:12,394 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:49:12,395 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:49:12,407 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:49:12 BoogieIcfgContainer [2023-11-21 18:49:12,407 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:49:12,409 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:49:12,409 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:49:12,424 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:49:12,426 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:49:12" (1/1) ... [2023-11-21 18:49:12,427 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:49:12,433 INFO L158 Benchmark]: Toolchain (without parser) took 2012.84ms. Allocated memory is still 172.0MB. Free memory was 139.0MB in the beginning and 73.2MB in the end (delta: 65.8MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2023-11-21 18:49:12,434 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 113.2MB. Free memory is still 60.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:49:12,435 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1182.24ms. Allocated memory is still 172.0MB. Free memory was 138.2MB in the beginning and 98.5MB in the end (delta: 39.7MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-21 18:49:12,436 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.25ms. Allocated memory is still 172.0MB. Free memory was 98.5MB in the beginning and 96.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:49:12,437 INFO L158 Benchmark]: Boogie Preprocessor took 46.57ms. Allocated memory is still 172.0MB. Free memory was 96.4MB in the beginning and 94.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:49:12,438 INFO L158 Benchmark]: RCFGBuilder took 689.84ms. Allocated memory is still 172.0MB. Free memory was 94.3MB in the beginning and 74.2MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-21 18:49:12,439 INFO L158 Benchmark]: CodeCheck took 22.93ms. Allocated memory is still 172.0MB. Free memory was 74.2MB in the beginning and 73.2MB in the end (delta: 963.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:49:12,452 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 113.2MB. Free memory is still 60.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1182.24ms. Allocated memory is still 172.0MB. Free memory was 138.2MB in the beginning and 98.5MB in the end (delta: 39.7MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.25ms. Allocated memory is still 172.0MB. Free memory was 98.5MB in the beginning and 96.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.57ms. Allocated memory is still 172.0MB. Free memory was 96.4MB in the beginning and 94.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 689.84ms. Allocated memory is still 172.0MB. Free memory was 94.3MB in the beginning and 74.2MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 22.93ms. Allocated memory is still 172.0MB. Free memory was 74.2MB in the beginning and 73.2MB in the end (delta: 963.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:49:12,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_19-nested_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2 --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 e4a3fff277216174585e9d802eee36c2b619da26d56e48ed5261f2ab62942b7a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:49:15,320 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:49:15,455 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:49:15,502 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:49:15,503 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:49:15,504 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:49:15,505 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:49:15,506 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:49:15,507 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:49:15,512 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:49:15,513 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:49:15,513 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:49:15,514 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:49:15,515 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:49:15,516 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:49:15,516 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:49:15,517 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:49:15,517 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:49:15,517 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:49:15,519 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:49:15,519 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:49:15,520 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:49:15,520 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:49:15,521 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:49:15,521 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:49:15,522 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:49:15,522 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:49:15,522 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:49:15,523 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:49:15,523 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:49:15,525 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:49:15,525 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:49:15,525 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:49:15,526 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:49:15,526 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:49:15,526 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:49:15,527 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:49:15,527 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:49:15,527 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:49:15,528 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_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4a3fff277216174585e9d802eee36c2b619da26d56e48ed5261f2ab62942b7a [2023-11-21 18:49:16,003 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:49:16,037 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:49:16,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:49:16,041 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:49:16,042 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:49:16,043 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/goblint-regression/09-regions_19-nested_nr.i [2023-11-21 18:49:19,275 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:49:19,766 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:49:19,767 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/sv-benchmarks/c/goblint-regression/09-regions_19-nested_nr.i [2023-11-21 18:49:19,799 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2/data/42cd8cafb/d3e93430d27b4f518cd130304beeb432/FLAG67e061eb1 [2023-11-21 18:49:19,820 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2/data/42cd8cafb/d3e93430d27b4f518cd130304beeb432 [2023-11-21 18:49:19,828 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:49:19,830 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:49:19,836 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:49:19,836 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:49:19,843 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:49:19,844 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:49:19" (1/1) ... [2023-11-21 18:49:19,845 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d726f14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:19, skipping insertion in model container [2023-11-21 18:49:19,845 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:49:19" (1/1) ... [2023-11-21 18:49:19,915 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:49:20,819 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:49:20,847 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:49:20,957 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:49:21,105 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:49:21,105 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:21 WrapperNode [2023-11-21 18:49:21,106 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:49:21,107 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:49:21,107 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:49:21,107 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:49:21,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:21" (1/1) ... [2023-11-21 18:49:21,155 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:21" (1/1) ... [2023-11-21 18:49:21,207 INFO L138 Inliner]: procedures = 374, calls = 31, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 72 [2023-11-21 18:49:21,207 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:49:21,208 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:49:21,209 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:49:21,209 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:49:21,219 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:21" (1/1) ... [2023-11-21 18:49:21,219 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:21" (1/1) ... [2023-11-21 18:49:21,232 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:21" (1/1) ... [2023-11-21 18:49:21,232 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:21" (1/1) ... [2023-11-21 18:49:21,250 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:21" (1/1) ... [2023-11-21 18:49:21,264 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:21" (1/1) ... [2023-11-21 18:49:21,272 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:21" (1/1) ... [2023-11-21 18:49:21,286 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:21" (1/1) ... [2023-11-21 18:49:21,291 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:49:21,296 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:49:21,297 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:49:21,297 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:49:21,298 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:21" (1/1) ... [2023-11-21 18:49:21,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:49:21,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:49:21,340 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:49:21,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:49:21,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:49:21,392 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:49:21,392 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:49:21,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:49:21,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:49:21,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:49:21,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:49:21,393 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-21 18:49:21,394 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-21 18:49:21,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:49:21,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:49:21,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:49:21,395 INFO L130 BoogieDeclarations]: Found specification of procedure new [2023-11-21 18:49:21,395 INFO L138 BoogieDeclarations]: Found implementation of procedure new [2023-11-21 18:49:21,395 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-11-21 18:49:21,396 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-11-21 18:49:21,397 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-21 18:49:21,398 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-21 18:49:21,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:49:21,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:49:21,400 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:49:21,613 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:49:21,616 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:49:21,928 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:49:21,958 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:49:21,958 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:49:21,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:49:21 BoogieIcfgContainer [2023-11-21 18:49:21,960 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:49:21,961 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:49:21,961 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:49:21,971 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:49:21,972 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:49:21" (1/1) ... [2023-11-21 18:49:21,972 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:49:21,977 INFO L158 Benchmark]: Toolchain (without parser) took 2146.37ms. Allocated memory is still 100.7MB. Free memory was 74.3MB in the beginning and 62.2MB in the end (delta: 12.1MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2023-11-21 18:49:21,977 INFO L158 Benchmark]: CDTParser took 6.01ms. Allocated memory is still 69.2MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:49:21,978 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1270.00ms. Allocated memory is still 100.7MB. Free memory was 74.1MB in the beginning and 55.3MB in the end (delta: 18.7MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2023-11-21 18:49:21,979 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.66ms. Allocated memory is still 100.7MB. Free memory was 55.3MB in the beginning and 52.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:49:21,979 INFO L158 Benchmark]: Boogie Preprocessor took 87.43ms. Allocated memory is still 100.7MB. Free memory was 52.6MB in the beginning and 50.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:49:21,980 INFO L158 Benchmark]: RCFGBuilder took 663.96ms. Allocated memory is still 100.7MB. Free memory was 50.4MB in the beginning and 63.3MB in the end (delta: -12.9MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2023-11-21 18:49:21,981 INFO L158 Benchmark]: CodeCheck took 14.04ms. Allocated memory is still 100.7MB. Free memory was 63.3MB in the beginning and 62.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:49:21,984 INFO L338 ainManager$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 6.01ms. Allocated memory is still 69.2MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1270.00ms. Allocated memory is still 100.7MB. Free memory was 74.1MB in the beginning and 55.3MB in the end (delta: 18.7MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.66ms. Allocated memory is still 100.7MB. Free memory was 55.3MB in the beginning and 52.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.43ms. Allocated memory is still 100.7MB. Free memory was 52.6MB in the beginning and 50.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 663.96ms. Allocated memory is still 100.7MB. Free memory was 50.4MB in the beginning and 63.3MB in the end (delta: -12.9MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * CodeCheck took 14.04ms. Allocated memory is still 100.7MB. Free memory was 63.3MB in the beginning and 62.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:49:22,020 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b61e764-8003-4ba0-83e0-900e3793550a/bin/ukojak-verify-i0I2FZA1j2/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