./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-simpl-str-subst.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-simpl-str-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9 --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 58f1358e24877c92a149b6121e272e93974801203e91da3c444aa78d712ada40 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:56:24,176 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:56:24,240 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 01:56:24,245 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:56:24,246 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:56:24,267 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:56:24,268 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:56:24,268 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:56:24,269 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:56:24,269 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:56:24,270 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:56:24,271 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:56:24,271 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:56:24,272 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:56:24,272 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:56:24,272 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:56:24,273 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:56:24,273 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:56:24,274 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:56:24,274 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:56:24,275 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:56:24,276 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:56:24,276 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:56:24,276 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:56:24,277 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:56:24,277 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:56:24,278 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:56:24,278 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:56:24,279 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:56:24,279 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:56:24,279 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:56:24,280 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:56:24,280 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:56:24,280 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:56:24,281 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:56:24,281 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_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 58f1358e24877c92a149b6121e272e93974801203e91da3c444aa78d712ada40 [2023-12-03 01:56:24,482 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:56:24,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:56:24,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:56:24,506 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:56:24,507 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:56:24,508 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-simpl-str-subst.wvr.c [2023-12-03 01:56:27,265 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:56:27,421 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:56:27,422 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/sv-benchmarks/c/weaver/chl-simpl-str-subst.wvr.c [2023-12-03 01:56:27,429 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9/data/e28d83c36/375834f8cd0e4364a9aaa8fe60036e92/FLAG0a864ca71 [2023-12-03 01:56:27,442 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9/data/e28d83c36/375834f8cd0e4364a9aaa8fe60036e92 [2023-12-03 01:56:27,444 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:56:27,445 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:56:27,447 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:56:27,447 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:56:27,451 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:56:27,451 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:56:27" (1/1) ... [2023-12-03 01:56:27,452 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65e75216 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:27, skipping insertion in model container [2023-12-03 01:56:27,452 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:56:27" (1/1) ... [2023-12-03 01:56:27,474 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:56:27,618 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:56:27,628 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:56:27,652 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:56:27,667 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:56:27,668 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:27 WrapperNode [2023-12-03 01:56:27,668 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:56:27,669 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:56:27,669 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:56:27,669 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:56:27,677 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:27" (1/1) ... [2023-12-03 01:56:27,684 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:27" (1/1) ... [2023-12-03 01:56:27,702 INFO L138 Inliner]: procedures = 23, calls = 32, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 90 [2023-12-03 01:56:27,703 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:56:27,704 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:56:27,704 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:56:27,704 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:56:27,711 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:27" (1/1) ... [2023-12-03 01:56:27,711 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:27" (1/1) ... [2023-12-03 01:56:27,714 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:27" (1/1) ... [2023-12-03 01:56:27,714 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:27" (1/1) ... [2023-12-03 01:56:27,720 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:27" (1/1) ... [2023-12-03 01:56:27,721 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:27" (1/1) ... [2023-12-03 01:56:27,723 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:27" (1/1) ... [2023-12-03 01:56:27,724 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:27" (1/1) ... [2023-12-03 01:56:27,727 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:56:27,728 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:56:27,728 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:56:27,728 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:56:27,729 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:27" (1/1) ... [2023-12-03 01:56:27,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:56:27,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:56:27,753 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:56:27,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:56:27,781 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-12-03 01:56:27,781 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-12-03 01:56:27,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:56:27,781 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 01:56:27,781 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 01:56:27,782 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 01:56:27,782 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 01:56:27,782 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 01:56:27,783 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 01:56:27,783 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 01:56:27,783 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 01:56:27,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:56:27,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:56:27,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:56:27,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:56:27,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:56:27,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 01:56:27,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:56:27,785 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 01:56:27,881 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:56:27,883 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:56:28,146 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:56:28,162 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:56:28,162 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 01:56:28,164 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:56:28 BoogieIcfgContainer [2023-12-03 01:56:28,164 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:56:28,165 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:56:28,165 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:56:28,174 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:56:28,174 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:56:28" (1/1) ... [2023-12-03 01:56:28,175 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) [2023-12-03 01:56:28,179 INFO L158 Benchmark]: Toolchain (without parser) took 732.52ms. Allocated memory is still 163.6MB. Free memory was 122.1MB in the beginning and 87.8MB in the end (delta: 34.3MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-03 01:56:28,179 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 109.1MB. Free memory is still 60.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:56:28,180 INFO L158 Benchmark]: CACSL2BoogieTranslator took 221.49ms. Allocated memory is still 163.6MB. Free memory was 122.0MB in the beginning and 110.2MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 01:56:28,181 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.35ms. Allocated memory is still 163.6MB. Free memory was 110.2MB in the beginning and 108.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:56:28,181 INFO L158 Benchmark]: Boogie Preprocessor took 23.19ms. Allocated memory is still 163.6MB. Free memory was 108.8MB in the beginning and 107.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:56:28,182 INFO L158 Benchmark]: RCFGBuilder took 436.54ms. Allocated memory is still 163.6MB. Free memory was 107.4MB in the beginning and 88.6MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 01:56:28,183 INFO L158 Benchmark]: CodeCheck took 12.28ms. Allocated memory is still 163.6MB. Free memory was 88.6MB in the beginning and 87.8MB in the end (delta: 791.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:56:28,186 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 0.22ms. Allocated memory is still 109.1MB. Free memory is still 60.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 221.49ms. Allocated memory is still 163.6MB. Free memory was 122.0MB in the beginning and 110.2MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.35ms. Allocated memory is still 163.6MB. Free memory was 110.2MB in the beginning and 108.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.19ms. Allocated memory is still 163.6MB. Free memory was 108.8MB in the beginning and 107.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 436.54ms. Allocated memory is still 163.6MB. Free memory was 107.4MB in the beginning and 88.6MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 12.28ms. Allocated memory is still 163.6MB. Free memory was 88.6MB in the beginning and 87.8MB in the end (delta: 791.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:56:28,210 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-simpl-str-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9 --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 58f1358e24877c92a149b6121e272e93974801203e91da3c444aa78d712ada40 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:56:30,137 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:56:30,214 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 01:56:30,243 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:56:30,244 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:56:30,244 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:56:30,245 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:56:30,245 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:56:30,246 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:56:30,247 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:56:30,247 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:56:30,248 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:56:30,248 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:56:30,249 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:56:30,249 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:56:30,250 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:56:30,250 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:56:30,251 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:56:30,251 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:56:30,252 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:56:30,252 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:56:30,253 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:56:30,253 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:56:30,254 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:56:30,254 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:56:30,255 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:56:30,255 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:56:30,256 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:56:30,256 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:56:30,257 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:56:30,257 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:56:30,258 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:56:30,258 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:56:30,258 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:56:30,259 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:56:30,259 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:56:30,259 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:56:30,259 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:56:30,259 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:56:30,260 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_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 58f1358e24877c92a149b6121e272e93974801203e91da3c444aa78d712ada40 [2023-12-03 01:56:30,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:56:30,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:56:30,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:56:30,553 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:56:30,553 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:56:30,554 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-simpl-str-subst.wvr.c [2023-12-03 01:56:33,380 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:56:33,574 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:56:33,575 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/sv-benchmarks/c/weaver/chl-simpl-str-subst.wvr.c [2023-12-03 01:56:33,581 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9/data/1d70473f0/4c47d185a91146c5a789b67c6906a8e7/FLAG90074a4c5 [2023-12-03 01:56:33,595 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9/data/1d70473f0/4c47d185a91146c5a789b67c6906a8e7 [2023-12-03 01:56:33,597 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:56:33,599 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:56:33,600 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:56:33,600 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:56:33,603 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:56:33,604 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:56:33" (1/1) ... [2023-12-03 01:56:33,605 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7891187f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:33, skipping insertion in model container [2023-12-03 01:56:33,605 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:56:33" (1/1) ... [2023-12-03 01:56:33,631 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:56:33,820 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:56:33,834 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:56:33,862 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:56:33,880 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:56:33,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:33 WrapperNode [2023-12-03 01:56:33,880 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:56:33,881 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:56:33,882 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:56:33,882 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:56:33,889 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:33" (1/1) ... [2023-12-03 01:56:33,900 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:33" (1/1) ... [2023-12-03 01:56:33,921 INFO L138 Inliner]: procedures = 25, calls = 32, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2023-12-03 01:56:33,922 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:56:33,923 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:56:33,923 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:56:33,923 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:56:33,931 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:33" (1/1) ... [2023-12-03 01:56:33,932 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:33" (1/1) ... [2023-12-03 01:56:33,936 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:33" (1/1) ... [2023-12-03 01:56:33,936 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:33" (1/1) ... [2023-12-03 01:56:33,945 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:33" (1/1) ... [2023-12-03 01:56:33,947 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:33" (1/1) ... [2023-12-03 01:56:33,950 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:33" (1/1) ... [2023-12-03 01:56:33,951 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:33" (1/1) ... [2023-12-03 01:56:33,955 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:56:33,956 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:56:33,956 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:56:33,956 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:56:33,957 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:33" (1/1) ... [2023-12-03 01:56:33,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:56:33,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:56:33,999 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:56:34,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:56:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-12-03 01:56:34,059 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-12-03 01:56:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:56:34,060 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 01:56:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 01:56:34,060 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 01:56:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 01:56:34,061 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 01:56:34,061 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 01:56:34,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:56:34,061 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 01:56:34,062 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 01:56:34,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:56:34,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 01:56:34,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:56:34,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:56:34,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:56:34,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 01:56:34,064 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 01:56:34,170 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:56:34,172 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:56:34,455 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:56:34,468 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:56:34,468 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 01:56:34,470 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:56:34 BoogieIcfgContainer [2023-12-03 01:56:34,470 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:56:34,471 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:56:34,471 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:56:34,478 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:56:34,478 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:56:34" (1/1) ... [2023-12-03 01:56:34,479 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) [2023-12-03 01:56:34,483 INFO L158 Benchmark]: Toolchain (without parser) took 884.10ms. Allocated memory is still 77.6MB. Free memory was 53.9MB in the beginning and 38.0MB in the end (delta: 15.9MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2023-12-03 01:56:34,484 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 56.6MB. Free memory is still 32.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:56:34,485 INFO L158 Benchmark]: CACSL2BoogieTranslator took 280.74ms. Allocated memory is still 77.6MB. Free memory was 53.7MB in the beginning and 41.7MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 01:56:34,485 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.50ms. Allocated memory is still 77.6MB. Free memory was 41.7MB in the beginning and 40.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:56:34,486 INFO L158 Benchmark]: Boogie Preprocessor took 32.86ms. Allocated memory is still 77.6MB. Free memory was 40.0MB in the beginning and 38.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:56:34,487 INFO L158 Benchmark]: RCFGBuilder took 513.92ms. Allocated memory is still 77.6MB. Free memory was 38.2MB in the beginning and 39.0MB in the end (delta: -742.0kB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2023-12-03 01:56:34,487 INFO L158 Benchmark]: CodeCheck took 11.09ms. Allocated memory is still 77.6MB. Free memory was 39.0MB in the beginning and 38.0MB in the end (delta: 949.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:56:34,490 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 0.16ms. Allocated memory is still 56.6MB. Free memory is still 32.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 280.74ms. Allocated memory is still 77.6MB. Free memory was 53.7MB in the beginning and 41.7MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.50ms. Allocated memory is still 77.6MB. Free memory was 41.7MB in the beginning and 40.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.86ms. Allocated memory is still 77.6MB. Free memory was 40.0MB in the beginning and 38.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 513.92ms. Allocated memory is still 77.6MB. Free memory was 38.2MB in the beginning and 39.0MB in the end (delta: -742.0kB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. * CodeCheck took 11.09ms. Allocated memory is still 77.6MB. Free memory was 39.0MB in the beginning and 38.0MB in the end (delta: 949.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:56:34,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9df0eab7-fd10-4e2d-9a31-f452654455bc/bin/ukojak-verify-Qdu7aM0XO9/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