./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-series2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-series2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk --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 8d3b4a56bf20a7e5cb147a14169234a27b247cfdef3db9f4b8a4f4a17cd6fe47 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:47:27,343 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:47:27,432 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-09 00:47:27,437 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:47:27,438 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:47:27,487 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:47:27,488 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:47:27,488 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:47:27,489 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:47:27,491 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:47:27,492 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:47:27,492 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:47:27,493 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:47:27,493 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:47:27,495 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:47:27,496 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:47:27,496 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:47:27,496 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:47:27,497 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:47:27,497 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:47:27,497 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:47:27,501 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:47:27,502 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:47:27,502 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:47:27,502 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:47:27,502 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:47:27,503 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:47:27,503 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:47:27,503 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:47:27,503 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:47:27,513 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:47:27,513 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:47:27,514 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:47:27,515 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:47:27,515 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:47:27,516 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_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d3b4a56bf20a7e5cb147a14169234a27b247cfdef3db9f4b8a4f4a17cd6fe47 [2024-11-09 00:47:27,849 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:47:27,874 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:47:27,879 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:47:27,880 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:47:27,881 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:47:27,882 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/weaver/popl20-more-buffer-series2.wvr.c Unable to find full path for "g++" [2024-11-09 00:47:29,879 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:47:30,084 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:47:30,085 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/sv-benchmarks/c/weaver/popl20-more-buffer-series2.wvr.c [2024-11-09 00:47:30,098 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk/data/bcf72b6c1/b9d14e64a503497c849fb7815d1b300c/FLAG0e2225ed9 [2024-11-09 00:47:30,139 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk/data/bcf72b6c1/b9d14e64a503497c849fb7815d1b300c [2024-11-09 00:47:30,142 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:47:30,146 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:47:30,150 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:47:30,150 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:47:30,158 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:47:30,159 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:47:30" (1/1) ... [2024-11-09 00:47:30,160 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cfaa692 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:30, skipping insertion in model container [2024-11-09 00:47:30,161 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:47:30" (1/1) ... [2024-11-09 00:47:30,187 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:47:30,464 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:47:30,484 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:47:30,527 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:47:30,546 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:47:30,547 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:30 WrapperNode [2024-11-09 00:47:30,547 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:47:30,549 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:47:30,549 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:47:30,549 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:47:30,559 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:30" (1/1) ... [2024-11-09 00:47:30,570 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:30" (1/1) ... [2024-11-09 00:47:30,601 INFO L138 Inliner]: procedures = 26, calls = 64, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 91 [2024-11-09 00:47:30,601 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:47:30,602 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:47:30,602 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:47:30,602 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:47:30,613 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:30" (1/1) ... [2024-11-09 00:47:30,613 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:30" (1/1) ... [2024-11-09 00:47:30,617 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:30" (1/1) ... [2024-11-09 00:47:30,617 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:30" (1/1) ... [2024-11-09 00:47:30,627 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:30" (1/1) ... [2024-11-09 00:47:30,632 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:30" (1/1) ... [2024-11-09 00:47:30,634 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:30" (1/1) ... [2024-11-09 00:47:30,636 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:30" (1/1) ... [2024-11-09 00:47:30,639 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:47:30,641 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:47:30,641 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:47:30,641 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:47:30,642 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:30" (1/1) ... [2024-11-09 00:47:30,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:47:30,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:47:30,687 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:47:30,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:47:30,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:47:30,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:47:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-09 00:47:30,747 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-09 00:47:30,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:47:30,749 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-09 00:47:30,749 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-09 00:47:30,749 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-09 00:47:30,749 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-09 00:47:30,750 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-09 00:47:30,750 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-09 00:47:30,750 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-09 00:47:30,750 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-09 00:47:30,750 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:47:30,750 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:47:30,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:47:30,750 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2024-11-09 00:47:30,750 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2024-11-09 00:47:30,751 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 00:47:30,751 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 00:47:30,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 00:47:30,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:47:30,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:47:30,753 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:47:30,950 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:47:30,953 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:47:31,381 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:47:31,384 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:47:31,658 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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) [2024-11-09 00:47:31,666 INFO L158 Benchmark]: Toolchain (without parser) took 1516.21ms. Allocated memory is still 163.6MB. Free memory was 134.2MB in the beginning and 86.9MB in the end (delta: 47.3MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. [2024-11-09 00:47:31,667 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 125.8MB. Free memory is still 96.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:47:31,668 INFO L158 Benchmark]: CACSL2BoogieTranslator took 398.30ms. Allocated memory is still 163.6MB. Free memory was 134.0MB in the beginning and 120.8MB in the end (delta: 13.2MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2024-11-09 00:47:31,670 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.81ms. Allocated memory is still 163.6MB. Free memory was 120.8MB in the beginning and 118.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:47:31,671 INFO L158 Benchmark]: Boogie Preprocessor took 37.47ms. Allocated memory is still 163.6MB. Free memory was 118.7MB in the beginning and 116.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:47:31,672 INFO L158 Benchmark]: RCFGBuilder took 1020.97ms. Allocated memory is still 163.6MB. Free memory was 116.6MB in the beginning and 86.9MB in the end (delta: 29.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-09 00:47:31,675 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 125.8MB. Free memory is still 96.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 398.30ms. Allocated memory is still 163.6MB. Free memory was 134.0MB in the beginning and 120.8MB in the end (delta: 13.2MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.81ms. Allocated memory is still 163.6MB. Free memory was 120.8MB in the beginning and 118.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.47ms. Allocated memory is still 163.6MB. Free memory was 118.7MB in the beginning and 116.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1020.97ms. Allocated memory is still 163.6MB. Free memory was 116.6MB in the beginning and 86.9MB in the end (delta: 29.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:47:31,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk/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_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-series2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk --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 8d3b4a56bf20a7e5cb147a14169234a27b247cfdef3db9f4b8a4f4a17cd6fe47 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:47:34,163 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:47:34,269 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-09 00:47:34,316 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:47:34,317 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:47:34,318 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:47:34,318 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:47:34,321 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:47:34,322 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:47:34,323 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:47:34,323 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:47:34,324 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:47:34,324 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:47:34,325 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:47:34,327 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:47:34,328 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:47:34,328 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:47:34,329 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:47:34,329 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:47:34,329 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:47:34,330 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:47:34,334 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:47:34,334 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:47:34,335 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:47:34,336 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:47:34,336 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:47:34,336 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:47:34,337 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:47:34,337 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:47:34,337 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:47:34,338 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:47:34,338 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:47:34,339 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:47:34,339 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:47:34,340 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:47:34,341 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:47:34,341 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:47:34,341 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:47:34,342 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_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d3b4a56bf20a7e5cb147a14169234a27b247cfdef3db9f4b8a4f4a17cd6fe47 [2024-11-09 00:47:34,740 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:47:34,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:47:34,774 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:47:34,775 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:47:34,776 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:47:34,778 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/weaver/popl20-more-buffer-series2.wvr.c Unable to find full path for "g++" [2024-11-09 00:47:36,927 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:47:37,181 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:47:37,182 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/sv-benchmarks/c/weaver/popl20-more-buffer-series2.wvr.c [2024-11-09 00:47:37,190 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk/data/e656c95f9/797960531ce04d79b2bb26f0dff1f624/FLAGc5ba9a3b2 [2024-11-09 00:47:37,205 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk/data/e656c95f9/797960531ce04d79b2bb26f0dff1f624 [2024-11-09 00:47:37,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:47:37,209 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:47:37,211 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:47:37,211 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:47:37,216 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:47:37,217 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:47:37" (1/1) ... [2024-11-09 00:47:37,218 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2148d73f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:37, skipping insertion in model container [2024-11-09 00:47:37,218 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:47:37" (1/1) ... [2024-11-09 00:47:37,248 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:47:37,575 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 00:47:37,583 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:47:37,609 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:47:37,705 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:47:37,761 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:47:37,761 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:37 WrapperNode [2024-11-09 00:47:37,761 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:47:37,763 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:47:37,763 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:47:37,763 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:47:37,776 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:37" (1/1) ... [2024-11-09 00:47:37,788 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:37" (1/1) ... [2024-11-09 00:47:37,812 INFO L138 Inliner]: procedures = 28, calls = 64, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 86 [2024-11-09 00:47:37,813 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:47:37,814 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:47:37,814 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:47:37,814 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:47:37,824 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:37" (1/1) ... [2024-11-09 00:47:37,824 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:37" (1/1) ... [2024-11-09 00:47:37,835 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:37" (1/1) ... [2024-11-09 00:47:37,835 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:37" (1/1) ... [2024-11-09 00:47:37,858 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:37" (1/1) ... [2024-11-09 00:47:37,867 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:37" (1/1) ... [2024-11-09 00:47:37,872 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:37" (1/1) ... [2024-11-09 00:47:37,874 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:37" (1/1) ... [2024-11-09 00:47:37,885 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:47:37,886 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:47:37,886 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:47:37,886 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:47:37,887 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:47:37" (1/1) ... [2024-11-09 00:47:37,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:47:37,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:47:37,928 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:47:37,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:47:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:47:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:47:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-09 00:47:37,959 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-09 00:47:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 00:47:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-09 00:47:37,959 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-09 00:47:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-09 00:47:37,959 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-09 00:47:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-09 00:47:37,960 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-09 00:47:37,960 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-09 00:47:37,960 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-09 00:47:37,960 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:47:37,960 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:47:37,960 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2024-11-09 00:47:37,960 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2024-11-09 00:47:37,960 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 00:47:37,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 00:47:37,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 00:47:37,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:47:37,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:47:37,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 00:47:37,963 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:47:38,109 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:47:38,111 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:47:38,660 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:47:38,660 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:47:38,926 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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) [2024-11-09 00:47:38,932 INFO L158 Benchmark]: Toolchain (without parser) took 1722.07ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 54.2MB in the beginning and 70.8MB in the end (delta: -16.6MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2024-11-09 00:47:38,933 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 77.6MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:47:38,934 INFO L158 Benchmark]: CACSL2BoogieTranslator took 551.18ms. Allocated memory is still 77.6MB. Free memory was 54.0MB in the beginning and 55.1MB in the end (delta: -1.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:47:38,935 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.68ms. Allocated memory is still 77.6MB. Free memory was 55.1MB in the beginning and 53.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:47:38,936 INFO L158 Benchmark]: Boogie Preprocessor took 71.38ms. Allocated memory is still 77.6MB. Free memory was 53.4MB in the beginning and 51.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:47:38,937 INFO L158 Benchmark]: RCFGBuilder took 1044.55ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 51.3MB in the beginning and 70.8MB in the end (delta: -19.5MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2024-11-09 00:47:38,942 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 77.6MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 551.18ms. Allocated memory is still 77.6MB. Free memory was 54.0MB in the beginning and 55.1MB in the end (delta: -1.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.68ms. Allocated memory is still 77.6MB. Free memory was 55.1MB in the beginning and 53.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 71.38ms. Allocated memory is still 77.6MB. Free memory was 53.4MB in the beginning and 51.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1044.55ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 51.3MB in the beginning and 70.8MB in the end (delta: -19.5MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:47:38,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e84cab-c225-4b99-b739-ee538160b3af/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?