./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b --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 0f0e249de6560bdff430500b6d1ad159bf4a19253ccf183d061fafc41fe4114b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:13:47,002 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:13:47,063 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 04:13:47,068 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:13:47,069 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:13:47,089 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:13:47,090 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:13:47,090 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:13:47,090 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:13:47,091 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:13:47,091 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:13:47,091 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:13:47,091 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:13:47,091 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:13:47,091 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:13:47,091 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:13:47,091 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:13:47,091 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:13:47,091 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:13:47,092 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 04:13:47,092 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:13:47,092 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:13:47,092 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:13:47,092 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:13:47,092 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:13:47,092 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:13:47,092 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:13:47,092 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:13:47,092 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:13:47,092 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:13:47,093 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:13:47,093 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:13:47,093 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:13:47,093 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:13:47,093 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:13:47,093 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b 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 -> 0f0e249de6560bdff430500b6d1ad159bf4a19253ccf183d061fafc41fe4114b [2024-12-06 04:13:47,352 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:13:47,361 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:13:47,364 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:13:47,365 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:13:47,365 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:13:47,367 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c [2024-12-06 04:13:50,102 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b/data/14e33f624/de398feea755456ea2715ad19005e82e/FLAG189a56509 [2024-12-06 04:13:50,309 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:13:50,310 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c [2024-12-06 04:13:50,317 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b/data/14e33f624/de398feea755456ea2715ad19005e82e/FLAG189a56509 [2024-12-06 04:13:50,330 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b/data/14e33f624/de398feea755456ea2715ad19005e82e [2024-12-06 04:13:50,332 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:13:50,333 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:13:50,335 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:13:50,335 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:13:50,338 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:13:50,339 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:13:50" (1/1) ... [2024-12-06 04:13:50,340 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a4997bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:50, skipping insertion in model container [2024-12-06 04:13:50,340 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:13:50" (1/1) ... [2024-12-06 04:13:50,354 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:13:50,493 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:13:50,501 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:13:50,521 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:13:50,533 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:13:50,534 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:50 WrapperNode [2024-12-06 04:13:50,534 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:13:50,535 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:13:50,535 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:13:50,535 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:13:50,539 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:50" (1/1) ... [2024-12-06 04:13:50,545 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:50" (1/1) ... [2024-12-06 04:13:50,559 INFO L138 Inliner]: procedures = 23, calls = 36, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 66 [2024-12-06 04:13:50,559 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:13:50,560 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:13:50,560 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:13:50,560 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:13:50,567 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:50" (1/1) ... [2024-12-06 04:13:50,567 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:50" (1/1) ... [2024-12-06 04:13:50,569 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:50" (1/1) ... [2024-12-06 04:13:50,569 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:50" (1/1) ... [2024-12-06 04:13:50,574 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:50" (1/1) ... [2024-12-06 04:13:50,575 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:50" (1/1) ... [2024-12-06 04:13:50,578 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:50" (1/1) ... [2024-12-06 04:13:50,579 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:50" (1/1) ... [2024-12-06 04:13:50,580 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:50" (1/1) ... [2024-12-06 04:13:50,582 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:13:50,583 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:13:50,583 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:13:50,583 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:13:50,584 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:50" (1/1) ... [2024-12-06 04:13:50,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:13:50,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:13:50,611 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:13:50,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:13:50,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:13:50,640 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-06 04:13:50,640 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-06 04:13:50,640 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-06 04:13:50,640 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-06 04:13:50,640 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:13:50,640 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:13:50,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:13:50,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 04:13:50,640 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-12-06 04:13:50,641 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-12-06 04:13:50,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 04:13:50,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 04:13:50,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 04:13:50,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:13:50,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:13:50,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 04:13:50,642 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 04:13:50,714 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:13:50,715 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:13:50,955 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 04:13:50,956 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:13:51,049 WARN L170 LargeBlockEncoding]: Complex 2:4 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-12-06 04:13:51,078 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:299) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 04:13:51,083 INFO L158 Benchmark]: Toolchain (without parser) took 749.08ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 49.2MB in the end (delta: 43.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 04:13:51,083 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:13:51,083 INFO L158 Benchmark]: CACSL2BoogieTranslator took 199.80ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 80.1MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:13:51,084 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.44ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 78.6MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:13:51,084 INFO L158 Benchmark]: Boogie Preprocessor took 23.01ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 77.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:13:51,085 INFO L158 Benchmark]: RCFGBuilder took 498.27ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 49.2MB in the end (delta: 28.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 04:13:51,087 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 199.80ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 80.1MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.44ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 78.6MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.01ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 77.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 498.27ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 49.2MB in the end (delta: 28.4MB). Peak memory consumption was 25.2MB. 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. [2024-12-06 04:13:51,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b --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 0f0e249de6560bdff430500b6d1ad159bf4a19253ccf183d061fafc41fe4114b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:13:53,034 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:13:53,121 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-06 04:13:53,144 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:13:53,145 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:13:53,145 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:13:53,146 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:13:53,146 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:13:53,146 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:13:53,146 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:13:53,146 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:13:53,146 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:13:53,146 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:13:53,146 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:13:53,147 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:13:53,147 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:13:53,147 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:13:53,147 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:13:53,147 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 04:13:53,147 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:13:53,147 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:13:53,147 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:13:53,147 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:13:53,147 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:13:53,148 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:13:53,148 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:13:53,148 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:13:53,148 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:13:53,148 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:53,148 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:13:53,148 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:13:53,148 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:13:53,149 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:13:53,149 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:13:53,149 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:13:53,149 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:13:53,149 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:53,149 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:13:53,149 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b 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 -> 0f0e249de6560bdff430500b6d1ad159bf4a19253ccf183d061fafc41fe4114b [2024-12-06 04:13:53,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:13:53,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:13:53,386 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:13:53,387 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:13:53,388 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:13:53,389 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c [2024-12-06 04:13:56,019 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b/data/660bc7a67/0c738fe54e104ae689710e8246b9c808/FLAGb6fc95031 [2024-12-06 04:13:56,269 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:13:56,270 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c [2024-12-06 04:13:56,279 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b/data/660bc7a67/0c738fe54e104ae689710e8246b9c808/FLAGb6fc95031 [2024-12-06 04:13:56,607 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b/data/660bc7a67/0c738fe54e104ae689710e8246b9c808 [2024-12-06 04:13:56,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:13:56,610 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:13:56,611 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:13:56,612 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:13:56,615 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:13:56,616 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:13:56" (1/1) ... [2024-12-06 04:13:56,617 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@674ee0f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:56, skipping insertion in model container [2024-12-06 04:13:56,617 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:13:56" (1/1) ... [2024-12-06 04:13:56,630 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:13:56,773 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:13:56,776 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:13:56,787 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:13:56,810 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:13:56,825 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:13:56,826 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:56 WrapperNode [2024-12-06 04:13:56,826 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:13:56,827 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:13:56,827 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:13:56,827 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:13:56,833 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:56" (1/1) ... [2024-12-06 04:13:56,842 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:56" (1/1) ... [2024-12-06 04:13:56,856 INFO L138 Inliner]: procedures = 25, calls = 36, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 63 [2024-12-06 04:13:56,856 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:13:56,857 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:13:56,857 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:13:56,857 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:13:56,865 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:56" (1/1) ... [2024-12-06 04:13:56,865 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:56" (1/1) ... [2024-12-06 04:13:56,868 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:56" (1/1) ... [2024-12-06 04:13:56,868 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:56" (1/1) ... [2024-12-06 04:13:56,877 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:56" (1/1) ... [2024-12-06 04:13:56,879 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:56" (1/1) ... [2024-12-06 04:13:56,882 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:56" (1/1) ... [2024-12-06 04:13:56,884 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:56" (1/1) ... [2024-12-06 04:13:56,885 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:56" (1/1) ... [2024-12-06 04:13:56,888 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:13:56,889 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:13:56,889 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:13:56,889 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:13:56,890 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:56" (1/1) ... [2024-12-06 04:13:56,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:13:56,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:13:56,922 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:13:56,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:13:56,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:13:56,949 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-06 04:13:56,949 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-06 04:13:56,949 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-06 04:13:56,949 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-06 04:13:56,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:13:56,949 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:13:56,949 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:13:56,949 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-12-06 04:13:56,949 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-12-06 04:13:56,949 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 04:13:56,949 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 04:13:56,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 04:13:56,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 04:13:56,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:13:56,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:13:56,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 04:13:56,950 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 04:13:57,037 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:13:57,039 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:13:57,336 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 04:13:57,336 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:13:57,452 WARN L170 LargeBlockEncoding]: Complex 2:4 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-12-06 04:13:57,483 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:299) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 04:13:57,489 INFO L158 Benchmark]: Toolchain (without parser) took 877.96ms. Allocated memory is still 92.3MB. Free memory was 69.8MB in the beginning and 52.3MB in the end (delta: 17.5MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. [2024-12-06 04:13:57,489 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:13:57,490 INFO L158 Benchmark]: CACSL2BoogieTranslator took 215.00ms. Allocated memory is still 92.3MB. Free memory was 69.6MB in the beginning and 56.9MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:13:57,490 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.31ms. Allocated memory is still 92.3MB. Free memory was 56.9MB in the beginning and 55.7MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:13:57,490 INFO L158 Benchmark]: Boogie Preprocessor took 31.26ms. Allocated memory is still 92.3MB. Free memory was 55.7MB in the beginning and 54.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:13:57,491 INFO L158 Benchmark]: RCFGBuilder took 598.51ms. Allocated memory is still 92.3MB. Free memory was 54.3MB in the beginning and 52.3MB in the end (delta: 2.0MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2024-12-06 04:13:57,493 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 215.00ms. Allocated memory is still 92.3MB. Free memory was 69.6MB in the beginning and 56.9MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.31ms. Allocated memory is still 92.3MB. Free memory was 56.9MB in the beginning and 55.7MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.26ms. Allocated memory is still 92.3MB. Free memory was 55.7MB in the beginning and 54.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 598.51ms. Allocated memory is still 92.3MB. Free memory was 54.3MB in the beginning and 52.3MB in the end (delta: 2.0MB). Peak memory consumption was 20.0MB. 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. [2024-12-06 04:13:57,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818a34c0-7b32-4f3d-bc34-639421e6bcd7/bin/ukojak-verify-CZk0znPC7b/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?