./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-file-item-trans.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-file-item-trans.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 408d8d7e58240f749ab11087191b04ec647cfea8447827b0505b793eb68a9c0a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:11:18,548 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:11:18,663 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:11:18,669 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:11:18,670 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:11:18,720 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:11:18,721 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:11:18,722 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:11:18,723 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:11:18,728 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:11:18,729 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:11:18,730 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:11:18,730 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:11:18,732 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:11:18,733 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:11:18,733 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:11:18,734 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:11:18,734 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:11:18,734 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:11:18,735 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:11:18,735 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:11:18,736 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:11:18,737 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:11:18,737 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:11:18,738 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:11:18,738 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:11:18,739 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:18,739 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:11:18,740 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:11:18,740 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:11:18,742 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:11:18,742 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:11:18,742 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:11:18,742 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_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 408d8d7e58240f749ab11087191b04ec647cfea8447827b0505b793eb68a9c0a [2023-11-24 22:11:19,042 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:11:19,068 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:11:19,071 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:11:19,072 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:11:19,073 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:11:19,074 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/chl-file-item-trans.wvr.c [2023-11-24 22:11:22,266 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:11:22,477 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:11:22,477 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/sv-benchmarks/c/weaver/chl-file-item-trans.wvr.c [2023-11-24 22:11:22,491 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi/data/4237570fc/0bc1cc8aee8e498db9b60cc22b97fe5d/FLAG84a082497 [2023-11-24 22:11:22,505 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi/data/4237570fc/0bc1cc8aee8e498db9b60cc22b97fe5d [2023-11-24 22:11:22,512 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:11:22,515 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:11:22,516 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:22,517 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:11:22,522 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:11:22,523 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:22" (1/1) ... [2023-11-24 22:11:22,524 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@354ec846 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:22, skipping insertion in model container [2023-11-24 22:11:22,525 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:22" (1/1) ... [2023-11-24 22:11:22,556 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:11:22,739 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/sv-benchmarks/c/weaver/chl-file-item-trans.wvr.c[2856,2869] [2023-11-24 22:11:22,746 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:22,758 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:11:22,785 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/sv-benchmarks/c/weaver/chl-file-item-trans.wvr.c[2856,2869] [2023-11-24 22:11:22,788 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:22,805 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:11:22,805 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:22 WrapperNode [2023-11-24 22:11:22,806 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:22,807 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:22,807 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:11:22,807 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:11:22,816 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:22" (1/1) ... [2023-11-24 22:11:22,825 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:22" (1/1) ... [2023-11-24 22:11:22,849 INFO L138 Inliner]: procedures = 23, calls = 30, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 96 [2023-11-24 22:11:22,850 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:22,851 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:11:22,851 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:11:22,851 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:11:22,860 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:22" (1/1) ... [2023-11-24 22:11:22,860 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:22" (1/1) ... [2023-11-24 22:11:22,864 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:22" (1/1) ... [2023-11-24 22:11:22,865 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:22" (1/1) ... [2023-11-24 22:11:22,873 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:22" (1/1) ... [2023-11-24 22:11:22,876 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:22" (1/1) ... [2023-11-24 22:11:22,878 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:22" (1/1) ... [2023-11-24 22:11:22,880 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:22" (1/1) ... [2023-11-24 22:11:22,883 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:11:22,885 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:11:22,885 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:11:22,885 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:11:22,886 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:22" (1/1) ... [2023-11-24 22:11:22,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:22,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:11:22,920 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:11:22,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:11:22,964 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-24 22:11:22,964 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-24 22:11:22,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:11:22,965 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:11:22,965 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:11:22,965 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:11:22,965 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:11:22,965 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:11:22,966 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:11:22,966 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:11:22,966 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:11:22,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:11:22,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:11:22,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:11:22,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:11:22,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:11:22,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:11:22,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:11:22,984 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:11:23,119 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:11:23,121 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:11:23,443 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:11:23,460 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:11:23,460 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:11:23,462 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:23 BoogieIcfgContainer [2023-11-24 22:11:23,463 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:11:23,463 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:11:23,464 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:11:23,474 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:11:23,475 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:23" (1/1) ... [2023-11-24 22:11:23,476 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) [2023-11-24 22:11:23,482 INFO L158 Benchmark]: Toolchain (without parser) took 966.68ms. Allocated memory was 109.1MB in the beginning and 138.4MB in the end (delta: 29.4MB). Free memory was 64.7MB in the beginning and 97.0MB in the end (delta: -32.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:11:23,483 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 109.1MB. Free memory is still 56.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:11:23,484 INFO L158 Benchmark]: CACSL2BoogieTranslator took 289.80ms. Allocated memory is still 109.1MB. Free memory was 64.6MB in the beginning and 52.5MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:11:23,485 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.06ms. Allocated memory is still 109.1MB. Free memory was 52.5MB in the beginning and 50.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:11:23,486 INFO L158 Benchmark]: Boogie Preprocessor took 33.17ms. Allocated memory is still 109.1MB. Free memory was 50.7MB in the beginning and 49.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:11:23,487 INFO L158 Benchmark]: RCFGBuilder took 578.12ms. Allocated memory was 109.1MB in the beginning and 138.4MB in the end (delta: 29.4MB). Free memory was 49.1MB in the beginning and 97.9MB in the end (delta: -48.8MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2023-11-24 22:11:23,487 INFO L158 Benchmark]: CodeCheck took 17.20ms. Allocated memory is still 138.4MB. Free memory was 97.9MB in the beginning and 97.0MB in the end (delta: 970.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:11:23,492 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 109.1MB. Free memory is still 56.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 289.80ms. Allocated memory is still 109.1MB. Free memory was 64.6MB in the beginning and 52.5MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.06ms. Allocated memory is still 109.1MB. Free memory was 52.5MB in the beginning and 50.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.17ms. Allocated memory is still 109.1MB. Free memory was 50.7MB in the beginning and 49.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 578.12ms. Allocated memory was 109.1MB in the beginning and 138.4MB in the end (delta: 29.4MB). Free memory was 49.1MB in the beginning and 97.9MB in the end (delta: -48.8MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * CodeCheck took 17.20ms. Allocated memory is still 138.4MB. Free memory was 97.9MB in the beginning and 97.0MB in the end (delta: 970.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:11:23,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-file-item-trans.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 408d8d7e58240f749ab11087191b04ec647cfea8447827b0505b793eb68a9c0a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:11:26,347 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:11:26,492 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:11:26,548 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:11:26,549 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:11:26,550 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:11:26,551 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:11:26,552 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:11:26,553 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:11:26,558 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:11:26,559 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:11:26,559 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:11:26,560 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:11:26,562 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:11:26,562 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:11:26,563 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:11:26,563 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:11:26,564 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:11:26,564 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:11:26,565 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:11:26,566 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:11:26,566 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:11:26,567 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:11:26,567 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:11:26,568 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:11:26,568 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:11:26,569 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:11:26,569 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:11:26,569 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:26,570 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:11:26,572 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:11:26,572 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:11:26,572 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:11:26,573 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:11:26,573 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:11:26,573 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:11:26,574 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:11:26,574 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_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 408d8d7e58240f749ab11087191b04ec647cfea8447827b0505b793eb68a9c0a [2023-11-24 22:11:27,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:11:27,054 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:11:27,057 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:11:27,059 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:11:27,059 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:11:27,061 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/chl-file-item-trans.wvr.c [2023-11-24 22:11:30,100 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:11:30,403 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:11:30,404 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/sv-benchmarks/c/weaver/chl-file-item-trans.wvr.c [2023-11-24 22:11:30,412 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi/data/84f7af03a/bf76698d05f44f5c8eab125207dc0f16/FLAG14d01ce39 [2023-11-24 22:11:30,428 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi/data/84f7af03a/bf76698d05f44f5c8eab125207dc0f16 [2023-11-24 22:11:30,431 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:11:30,434 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:11:30,437 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:30,437 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:11:30,442 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:11:30,443 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:30" (1/1) ... [2023-11-24 22:11:30,444 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ab24535 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:30, skipping insertion in model container [2023-11-24 22:11:30,444 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:30" (1/1) ... [2023-11-24 22:11:30,476 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:11:30,671 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/sv-benchmarks/c/weaver/chl-file-item-trans.wvr.c[2856,2869] [2023-11-24 22:11:30,694 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:30,710 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:11:30,770 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/sv-benchmarks/c/weaver/chl-file-item-trans.wvr.c[2856,2869] [2023-11-24 22:11:30,775 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:30,824 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:11:30,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:30 WrapperNode [2023-11-24 22:11:30,825 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:30,826 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:30,827 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:11:30,827 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:11:30,835 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:30" (1/1) ... [2023-11-24 22:11:30,847 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:30" (1/1) ... [2023-11-24 22:11:30,878 INFO L138 Inliner]: procedures = 25, calls = 30, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 93 [2023-11-24 22:11:30,878 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:30,879 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:11:30,879 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:11:30,879 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:11:30,892 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:30" (1/1) ... [2023-11-24 22:11:30,892 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:30" (1/1) ... [2023-11-24 22:11:30,915 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:30" (1/1) ... [2023-11-24 22:11:30,918 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:30" (1/1) ... [2023-11-24 22:11:30,928 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:30" (1/1) ... [2023-11-24 22:11:30,931 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:30" (1/1) ... [2023-11-24 22:11:30,934 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:30" (1/1) ... [2023-11-24 22:11:30,936 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:30" (1/1) ... [2023-11-24 22:11:30,949 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:11:30,950 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:11:30,950 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:11:30,950 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:11:30,951 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:30" (1/1) ... [2023-11-24 22:11:30,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:30,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:11:30,983 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:11:31,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:11:31,034 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-24 22:11:31,034 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-24 22:11:31,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:11:31,035 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:11:31,035 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:11:31,035 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:11:31,036 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:11:31,036 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:11:31,036 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:11:31,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:11:31,037 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:11:31,038 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:11:31,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:11:31,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:11:31,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:11:31,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:11:31,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:11:31,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:11:31,042 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:11:31,237 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:11:31,240 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:11:31,720 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:11:31,735 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:11:31,736 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:11:31,737 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:31 BoogieIcfgContainer [2023-11-24 22:11:31,738 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:11:31,739 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:11:31,739 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:11:31,749 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:11:31,750 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:31" (1/1) ... [2023-11-24 22:11:31,750 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) [2023-11-24 22:11:31,755 INFO L158 Benchmark]: Toolchain (without parser) took 1321.75ms. Allocated memory is still 98.6MB. Free memory was 74.4MB in the beginning and 64.6MB in the end (delta: 9.8MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. [2023-11-24 22:11:31,755 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 71.3MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:11:31,756 INFO L158 Benchmark]: CACSL2BoogieTranslator took 389.04ms. Allocated memory is still 98.6MB. Free memory was 74.1MB in the beginning and 61.9MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:11:31,757 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.71ms. Allocated memory is still 98.6MB. Free memory was 61.9MB in the beginning and 60.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:11:31,757 INFO L158 Benchmark]: Boogie Preprocessor took 70.16ms. Allocated memory is still 98.6MB. Free memory was 60.0MB in the beginning and 58.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:11:31,758 INFO L158 Benchmark]: RCFGBuilder took 787.98ms. Allocated memory is still 98.6MB. Free memory was 58.3MB in the beginning and 65.6MB in the end (delta: -7.3MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2023-11-24 22:11:31,759 INFO L158 Benchmark]: CodeCheck took 14.45ms. Allocated memory is still 98.6MB. Free memory was 65.6MB in the beginning and 64.6MB in the end (delta: 993.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:11:31,762 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 0.31ms. Allocated memory is still 71.3MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 389.04ms. Allocated memory is still 98.6MB. Free memory was 74.1MB in the beginning and 61.9MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.71ms. Allocated memory is still 98.6MB. Free memory was 61.9MB in the beginning and 60.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.16ms. Allocated memory is still 98.6MB. Free memory was 60.0MB in the beginning and 58.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 787.98ms. Allocated memory is still 98.6MB. Free memory was 58.3MB in the beginning and 65.6MB in the end (delta: -7.3MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. * CodeCheck took 14.45ms. Allocated memory is still 98.6MB. Free memory was 65.6MB in the beginning and 64.6MB in the end (delta: 993.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:11:31,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e44f0fa-acbf-4e33-b271-f7f882f2b0f3/bin/ukojak-verify-afCqCEvfdi/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