./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-name-comparator-trans.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/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_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-name-comparator-trans.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/bin/ukojak-verify-afCqCEvfdi --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 362ca5c35cce683744d8d619a442f154ce469608d45ae43ff282ddf886694959 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:15:24,513 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:15:24,629 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:15:24,636 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:15:24,637 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:15:24,676 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:15:24,677 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:15:24,677 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:15:24,678 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:15:24,684 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:15:24,685 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:15:24,685 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:15:24,686 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:15:24,687 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:15:24,688 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:15:24,688 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:15:24,689 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:15:24,689 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:15:24,689 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:15:24,690 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:15:24,690 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:15:24,691 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:15:24,691 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:15:24,692 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:15:24,692 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:15:24,693 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:15:24,693 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:15:24,694 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:15:24,694 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:15:24,695 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:15:24,695 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:15:24,696 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:15:24,696 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:15:24,696 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:15:24,696 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:15:24,697 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_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 362ca5c35cce683744d8d619a442f154ce469608d45ae43ff282ddf886694959 [2023-11-24 22:15:25,020 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:15:25,049 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:15:25,051 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:15:25,053 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:15:25,054 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:15:25,055 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/chl-name-comparator-trans.wvr.c [2023-11-24 22:15:28,272 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:15:28,491 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:15:28,492 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/sv-benchmarks/c/weaver/chl-name-comparator-trans.wvr.c [2023-11-24 22:15:28,502 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/bin/ukojak-verify-afCqCEvfdi/data/e069d3268/2b43262e04804263a96576aae683d611/FLAG471539ab7 [2023-11-24 22:15:28,518 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/bin/ukojak-verify-afCqCEvfdi/data/e069d3268/2b43262e04804263a96576aae683d611 [2023-11-24 22:15:28,520 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:15:28,522 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:15:28,523 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:15:28,524 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:15:28,529 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:15:28,530 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,531 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5288e943 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28, skipping insertion in model container [2023-11-24 22:15:28,531 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,563 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:15:28,814 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:15:28,826 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:15:28,867 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:15:28,885 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:15:28,885 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28 WrapperNode [2023-11-24 22:15:28,886 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:15:28,887 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:15:28,887 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:15:28,888 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:15:28,896 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,907 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,937 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 158 [2023-11-24 22:15:28,938 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:15:28,938 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:15:28,939 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:15:28,939 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:15:28,949 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,949 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,957 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,957 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,993 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:28,997 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:29,005 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:29,007 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:29,014 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:15:29,015 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:15:29,015 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:15:29,015 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:15:29,016 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:28" (1/1) ... [2023-11-24 22:15:29,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:15:29,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:15:29,052 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:15:29,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:15:29,106 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-24 22:15:29,107 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-24 22:15:29,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:15:29,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:15:29,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:15:29,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:15:29,108 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:15:29,109 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:15:29,109 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:15:29,110 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:15:29,110 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:15:29,110 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:15:29,110 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:15:29,112 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:15:29,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:15:29,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:15:29,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:15:29,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:15:29,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:15:29,115 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 22:15:29,303 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:15:29,308 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:15:29,898 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:15:29,918 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:15:29,925 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-24 22:15:29,927 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:15:29 BoogieIcfgContainer [2023-11-24 22:15:29,927 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:15:29,928 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:15:29,928 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:15:29,941 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:15:29,941 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:15:29" (1/1) ... [2023-11-24 22:15:29,943 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 22:15:29,947 INFO L158 Benchmark]: Toolchain (without parser) took 1424.84ms. Allocated memory is still 169.9MB. Free memory was 129.4MB in the beginning and 85.1MB in the end (delta: 44.3MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-24 22:15:29,948 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 169.9MB. Free memory is still 141.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:15:29,949 INFO L158 Benchmark]: CACSL2BoogieTranslator took 362.78ms. Allocated memory is still 169.9MB. Free memory was 129.4MB in the beginning and 115.6MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:15:29,949 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.78ms. Allocated memory is still 169.9MB. Free memory was 115.6MB in the beginning and 113.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:15:29,950 INFO L158 Benchmark]: Boogie Preprocessor took 75.59ms. Allocated memory is still 169.9MB. Free memory was 113.5MB in the beginning and 112.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:15:29,951 INFO L158 Benchmark]: RCFGBuilder took 912.51ms. Allocated memory is still 169.9MB. Free memory was 111.5MB in the beginning and 86.3MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-24 22:15:29,952 INFO L158 Benchmark]: CodeCheck took 17.48ms. Allocated memory is still 169.9MB. Free memory was 86.3MB in the beginning and 85.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:15:29,955 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 169.9MB. Free memory is still 141.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 362.78ms. Allocated memory is still 169.9MB. Free memory was 129.4MB in the beginning and 115.6MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.78ms. Allocated memory is still 169.9MB. Free memory was 115.6MB in the beginning and 113.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.59ms. Allocated memory is still 169.9MB. Free memory was 113.5MB in the beginning and 112.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 912.51ms. Allocated memory is still 169.9MB. Free memory was 111.5MB in the beginning and 86.3MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 17.48ms. Allocated memory is still 169.9MB. Free memory was 86.3MB in the beginning and 85.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:15:29,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/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 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_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/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_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-name-comparator-trans.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/bin/ukojak-verify-afCqCEvfdi --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 362ca5c35cce683744d8d619a442f154ce469608d45ae43ff282ddf886694959 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:15:32,806 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:15:32,933 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 22:15:32,979 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:15:32,980 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:15:32,981 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:15:32,982 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:15:32,982 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:15:32,984 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:15:32,989 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:15:32,989 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:15:32,990 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:15:32,990 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:15:32,992 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:15:32,993 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:15:32,993 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:15:32,993 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:15:32,994 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:15:32,994 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:15:32,995 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:15:32,995 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:15:32,996 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:15:32,996 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:15:32,997 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:15:32,997 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:15:32,998 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:15:32,998 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:15:32,999 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:15:32,999 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:15:33,000 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:15:33,002 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:15:33,002 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:15:33,002 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:15:33,003 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:15:33,003 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:15:33,003 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:15:33,004 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:15:33,004 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:15:33,004 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:15:33,005 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_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 362ca5c35cce683744d8d619a442f154ce469608d45ae43ff282ddf886694959 [2023-11-24 22:15:33,415 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:15:33,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:15:33,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:15:33,450 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:15:33,450 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:15:33,452 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/chl-name-comparator-trans.wvr.c [2023-11-24 22:15:36,747 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:15:37,010 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:15:37,011 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/sv-benchmarks/c/weaver/chl-name-comparator-trans.wvr.c [2023-11-24 22:15:37,021 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/bin/ukojak-verify-afCqCEvfdi/data/e569e9436/ec2421215cb94bad8ec24f886d4246ed/FLAG4e01757c8 [2023-11-24 22:15:37,035 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/bin/ukojak-verify-afCqCEvfdi/data/e569e9436/ec2421215cb94bad8ec24f886d4246ed [2023-11-24 22:15:37,038 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:15:37,039 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:15:37,040 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:15:37,041 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:15:37,045 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:15:37,046 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:15:37" (1/1) ... [2023-11-24 22:15:37,046 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e73c37e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:37, skipping insertion in model container [2023-11-24 22:15:37,047 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:15:37" (1/1) ... [2023-11-24 22:15:37,097 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:15:37,406 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:15:37,424 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 22:15:37,438 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:15:37,490 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:15:37,496 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:15:37,555 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:15:37,591 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:15:37,591 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:37 WrapperNode [2023-11-24 22:15:37,592 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:15:37,593 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:15:37,593 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:15:37,593 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:15:37,602 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:37" (1/1) ... [2023-11-24 22:15:37,623 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:37" (1/1) ... [2023-11-24 22:15:37,653 INFO L138 Inliner]: procedures = 28, calls = 45, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 142 [2023-11-24 22:15:37,653 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:15:37,654 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:15:37,654 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:15:37,654 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:15:37,668 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:37" (1/1) ... [2023-11-24 22:15:37,668 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:37" (1/1) ... [2023-11-24 22:15:37,685 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:37" (1/1) ... [2023-11-24 22:15:37,685 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:37" (1/1) ... [2023-11-24 22:15:37,713 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:37" (1/1) ... [2023-11-24 22:15:37,756 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:37" (1/1) ... [2023-11-24 22:15:37,758 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:37" (1/1) ... [2023-11-24 22:15:37,761 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:37" (1/1) ... [2023-11-24 22:15:37,765 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:15:37,766 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:15:37,766 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:15:37,766 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:15:37,767 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:37" (1/1) ... [2023-11-24 22:15:37,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:15:37,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:15:37,802 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:15:37,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:15:37,847 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-24 22:15:37,847 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-24 22:15:37,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:15:37,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:15:37,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:15:37,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:15:37,848 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:15:37,848 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:15:37,848 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:15:37,849 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:15:37,849 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:15:37,849 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:15:37,849 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:15:37,851 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:15:37,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:15:37,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:15:37,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:15:37,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:15:37,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:15:37,853 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 22:15:38,013 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:15:38,015 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:15:38,607 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:15:38,625 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:15:38,626 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-24 22:15:38,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:15:38 BoogieIcfgContainer [2023-11-24 22:15:38,628 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:15:38,629 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:15:38,629 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:15:38,639 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:15:38,644 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:15:38" (1/1) ... [2023-11-24 22:15:38,645 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 22:15:38,649 INFO L158 Benchmark]: Toolchain (without parser) took 1609.40ms. Allocated memory is still 92.3MB. Free memory was 68.1MB in the beginning and 42.0MB in the end (delta: 26.0MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2023-11-24 22:15:38,650 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 65.0MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:15:38,651 INFO L158 Benchmark]: CACSL2BoogieTranslator took 551.56ms. Allocated memory is still 92.3MB. Free memory was 67.8MB in the beginning and 51.8MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 22:15:38,652 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.19ms. Allocated memory is still 92.3MB. Free memory was 51.6MB in the beginning and 49.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:15:38,652 INFO L158 Benchmark]: Boogie Preprocessor took 111.29ms. Allocated memory is still 92.3MB. Free memory was 49.7MB in the beginning and 70.5MB in the end (delta: -20.8MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2023-11-24 22:15:38,653 INFO L158 Benchmark]: RCFGBuilder took 862.03ms. Allocated memory is still 92.3MB. Free memory was 70.5MB in the beginning and 42.8MB in the end (delta: 27.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-24 22:15:38,654 INFO L158 Benchmark]: CodeCheck took 19.19ms. Allocated memory is still 92.3MB. Free memory was 42.8MB in the beginning and 42.0MB in the end (delta: 759.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:15:38,658 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 0.24ms. Allocated memory is still 65.0MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 551.56ms. Allocated memory is still 92.3MB. Free memory was 67.8MB in the beginning and 51.8MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.19ms. Allocated memory is still 92.3MB. Free memory was 51.6MB in the beginning and 49.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 111.29ms. Allocated memory is still 92.3MB. Free memory was 49.7MB in the beginning and 70.5MB in the end (delta: -20.8MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. * RCFGBuilder took 862.03ms. Allocated memory is still 92.3MB. Free memory was 70.5MB in the beginning and 42.8MB in the end (delta: 27.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 19.19ms. Allocated memory is still 92.3MB. Free memory was 42.8MB in the beginning and 42.0MB in the end (delta: 759.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:15:38,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6e9c3c-0c42-47c2-a4ab-65b3a85aade4/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