./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-more-mts.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_9d6e80a1-57b4-4733-818f-fa6bcba8876c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6e80a1-57b4-4733-818f-fa6bcba8876c/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_9d6e80a1-57b4-4733-818f-fa6bcba8876c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6e80a1-57b4-4733-818f-fa6bcba8876c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-mts.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6e80a1-57b4-4733-818f-fa6bcba8876c/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_9d6e80a1-57b4-4733-818f-fa6bcba8876c/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 cc67bee348fb2ffff05c0616660a93fb872177c05d08813d910a29641aea282e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:25:56,841 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:25:56,899 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6e80a1-57b4-4733-818f-fa6bcba8876c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-05 23:25:56,904 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:25:56,904 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:25:56,925 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:25:56,926 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:25:56,926 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:25:56,926 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:25:56,926 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:25:56,926 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:25:56,926 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:25:56,926 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:25:56,927 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:25:56,927 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:25:56,927 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:25:56,927 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:25:56,927 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:25:56,927 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:25:56,927 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 23:25:56,927 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:25:56,927 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:25:56,927 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:25:56,927 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:25:56,927 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:25:56,928 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:25:56,928 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:25:56,928 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:25:56,928 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:25:56,928 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:25:56,928 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:25:56,928 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:25:56,928 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:25:56,928 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:25:56,928 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:25:56,928 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_9d6e80a1-57b4-4733-818f-fa6bcba8876c/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 -> cc67bee348fb2ffff05c0616660a93fb872177c05d08813d910a29641aea282e [2024-12-05 23:25:57,164 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:25:57,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:25:57,173 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:25:57,175 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:25:57,175 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:25:57,176 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6e80a1-57b4-4733-818f-fa6bcba8876c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-more-mts.wvr.c [2024-12-05 23:25:59,912 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6e80a1-57b4-4733-818f-fa6bcba8876c/bin/ukojak-verify-CZk0znPC7b/data/7a46162e0/7b92f755e063482b88f66a2c0222f197/FLAG6cc2d6f77 [2024-12-05 23:26:00,118 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:26:00,119 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6e80a1-57b4-4733-818f-fa6bcba8876c/sv-benchmarks/c/weaver/popl20-more-mts.wvr.c [2024-12-05 23:26:00,126 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6e80a1-57b4-4733-818f-fa6bcba8876c/bin/ukojak-verify-CZk0znPC7b/data/7a46162e0/7b92f755e063482b88f66a2c0222f197/FLAG6cc2d6f77 [2024-12-05 23:26:00,493 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6e80a1-57b4-4733-818f-fa6bcba8876c/bin/ukojak-verify-CZk0znPC7b/data/7a46162e0/7b92f755e063482b88f66a2c0222f197 [2024-12-05 23:26:00,495 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:26:00,496 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:26:00,497 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:26:00,497 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:26:00,500 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:26:00,501 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:26:00" (1/1) ... [2024-12-05 23:26:00,501 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19e603ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:00, skipping insertion in model container [2024-12-05 23:26:00,501 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:26:00" (1/1) ... [2024-12-05 23:26:00,514 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:26:00,644 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:26:00,651 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:26:00,670 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:26:00,682 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:26:00,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:00 WrapperNode [2024-12-05 23:26:00,682 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:26:00,683 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:26:00,683 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:26:00,683 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:26:00,688 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:00" (1/1) ... [2024-12-05 23:26:00,694 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:00" (1/1) ... [2024-12-05 23:26:00,707 INFO L138 Inliner]: procedures = 24, calls = 32, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 87 [2024-12-05 23:26:00,707 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:26:00,708 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:26:00,708 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:26:00,708 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:26:00,715 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:00" (1/1) ... [2024-12-05 23:26:00,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:00" (1/1) ... [2024-12-05 23:26:00,718 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:00" (1/1) ... [2024-12-05 23:26:00,718 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:00" (1/1) ... [2024-12-05 23:26:00,725 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:00" (1/1) ... [2024-12-05 23:26:00,727 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:00" (1/1) ... [2024-12-05 23:26:00,731 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:00" (1/1) ... [2024-12-05 23:26:00,735 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:00" (1/1) ... [2024-12-05 23:26:00,736 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:00" (1/1) ... [2024-12-05 23:26:00,738 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:26:00,739 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:26:00,739 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:26:00,739 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:26:00,740 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:00" (1/1) ... [2024-12-05 23:26:00,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:26:00,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6e80a1-57b4-4733-818f-fa6bcba8876c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:26:00,768 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6e80a1-57b4-4733-818f-fa6bcba8876c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:26:00,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6e80a1-57b4-4733-818f-fa6bcba8876c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:26:00,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:26:00,796 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-05 23:26:00,796 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-05 23:26:00,796 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-05 23:26:00,797 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-05 23:26:00,797 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-05 23:26:00,797 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-05 23:26:00,797 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 23:26:00,797 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 23:26:00,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:26:00,797 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2024-12-05 23:26:00,797 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2024-12-05 23:26:00,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-05 23:26:00,797 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:26:00,797 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:26:00,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-05 23:26:00,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:26:00,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:26:00,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-05 23:26:00,799 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 23:26:00,890 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:26:00,892 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:26:01,257 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:26:01,257 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:26:01,451 WARN L170 LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-12-05 23:26:01,457 WARN L170 LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-12-05 23:26:01,464 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: assume -2147483648 <= #t~ret16 && #t~ret16 <= 2147483647;~sum~0 := #t~ret16;havoc #t~mem15;havoc #t~ret16;). 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:123) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:26:01,469 INFO L158 Benchmark]: Toolchain (without parser) took 972.27ms. Allocated memory is still 142.6MB. Free memory was 117.6MB in the beginning and 110.3MB in the end (delta: 7.3MB). Peak memory consumption was 72.0MB. Max. memory is 16.1GB. [2024-12-05 23:26:01,469 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:26:01,470 INFO L158 Benchmark]: CACSL2BoogieTranslator took 185.57ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 105.1MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:26:01,470 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.30ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 103.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:26:01,471 INFO L158 Benchmark]: Boogie Preprocessor took 30.84ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 102.4MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:26:01,471 INFO L158 Benchmark]: RCFGBuilder took 728.34ms. Allocated memory is still 142.6MB. Free memory was 102.4MB in the beginning and 110.3MB in the end (delta: -7.9MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. [2024-12-05 23:26:01,473 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 185.57ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 105.1MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.30ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 103.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.84ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 102.4MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 728.34ms. Allocated memory is still 142.6MB. Free memory was 102.4MB in the beginning and 110.3MB in the end (delta: -7.9MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: assume -2147483648 <= #t~ret16 && #t~ret16 <= 2147483647;~sum~0 := #t~ret16;havoc #t~mem15;havoc #t~ret16;). 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 end of atomic block: assume -2147483648 <= #t~ret16 && #t~ret16 <= 2147483647;~sum~0 := #t~ret16;havoc #t~mem15;havoc #t~ret16;). 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:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:26:01,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6e80a1-57b4-4733-818f-fa6bcba8876c/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_9d6e80a1-57b4-4733-818f-fa6bcba8876c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6e80a1-57b4-4733-818f-fa6bcba8876c/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_9d6e80a1-57b4-4733-818f-fa6bcba8876c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6e80a1-57b4-4733-818f-fa6bcba8876c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-mts.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6e80a1-57b4-4733-818f-fa6bcba8876c/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_9d6e80a1-57b4-4733-818f-fa6bcba8876c/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 cc67bee348fb2ffff05c0616660a93fb872177c05d08813d910a29641aea282e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:26:03,409 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:26:03,490 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6e80a1-57b4-4733-818f-fa6bcba8876c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-05 23:26:03,516 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:26:03,516 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:26:03,517 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:26:03,517 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:26:03,517 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:26:03,517 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:26:03,517 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:26:03,517 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:26:03,518 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:26:03,518 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:26:03,518 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:26:03,518 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:26:03,518 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:26:03,518 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:26:03,518 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:26:03,518 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 23:26:03,518 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:26:03,518 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:26:03,519 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:26:03,519 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:26:03,519 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:26:03,519 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:26:03,519 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:26:03,519 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:26:03,519 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:26:03,519 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:03,519 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:26:03,519 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:26:03,520 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:26:03,520 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:26:03,520 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:26:03,520 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:26:03,520 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:26:03,520 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:03,520 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:26:03,520 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_9d6e80a1-57b4-4733-818f-fa6bcba8876c/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 -> cc67bee348fb2ffff05c0616660a93fb872177c05d08813d910a29641aea282e [2024-12-05 23:26:03,748 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:26:03,754 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:26:03,756 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:26:03,757 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:26:03,757 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:26:03,758 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6e80a1-57b4-4733-818f-fa6bcba8876c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-more-mts.wvr.c [2024-12-05 23:26:06,411 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6e80a1-57b4-4733-818f-fa6bcba8876c/bin/ukojak-verify-CZk0znPC7b/data/ab5d40a47/62fc3e606daa4a2fbd1e21c773627c11/FLAGc34a0d9fb [2024-12-05 23:26:06,611 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:26:06,611 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6e80a1-57b4-4733-818f-fa6bcba8876c/sv-benchmarks/c/weaver/popl20-more-mts.wvr.c [2024-12-05 23:26:06,618 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6e80a1-57b4-4733-818f-fa6bcba8876c/bin/ukojak-verify-CZk0znPC7b/data/ab5d40a47/62fc3e606daa4a2fbd1e21c773627c11/FLAGc34a0d9fb [2024-12-05 23:26:06,967 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6e80a1-57b4-4733-818f-fa6bcba8876c/bin/ukojak-verify-CZk0znPC7b/data/ab5d40a47/62fc3e606daa4a2fbd1e21c773627c11 [2024-12-05 23:26:06,969 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:26:06,970 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:26:06,971 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:26:06,971 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:26:06,974 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:26:06,974 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:26:06" (1/1) ... [2024-12-05 23:26:06,975 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27f93812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:06, skipping insertion in model container [2024-12-05 23:26:06,975 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:26:06" (1/1) ... [2024-12-05 23:26:06,988 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:26:07,138 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 23:26:07,143 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:26:07,152 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:26:07,182 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:26:07,198 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:26:07,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:07 WrapperNode [2024-12-05 23:26:07,199 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:26:07,200 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:26:07,200 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:26:07,200 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:26:07,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:07" (1/1) ... [2024-12-05 23:26:07,215 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:07" (1/1) ... [2024-12-05 23:26:07,232 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 84 [2024-12-05 23:26:07,233 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:26:07,233 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:26:07,233 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:26:07,233 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:26:07,240 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:07" (1/1) ... [2024-12-05 23:26:07,240 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:07" (1/1) ... [2024-12-05 23:26:07,244 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:07" (1/1) ... [2024-12-05 23:26:07,244 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:07" (1/1) ... [2024-12-05 23:26:07,254 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:07" (1/1) ... [2024-12-05 23:26:07,255 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:07" (1/1) ... [2024-12-05 23:26:07,258 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:07" (1/1) ... [2024-12-05 23:26:07,260 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:07" (1/1) ... [2024-12-05 23:26:07,261 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:07" (1/1) ... [2024-12-05 23:26:07,264 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:26:07,265 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:26:07,265 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:26:07,265 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:26:07,266 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:07" (1/1) ... [2024-12-05 23:26:07,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:26:07,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6e80a1-57b4-4733-818f-fa6bcba8876c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:26:07,293 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6e80a1-57b4-4733-818f-fa6bcba8876c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:26:07,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6e80a1-57b4-4733-818f-fa6bcba8876c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:26:07,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:26:07,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:26:07,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-05 23:26:07,320 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-05 23:26:07,320 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-05 23:26:07,320 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-05 23:26:07,320 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-05 23:26:07,320 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-05 23:26:07,320 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-05 23:26:07,320 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 23:26:07,320 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 23:26:07,320 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2024-12-05 23:26:07,320 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2024-12-05 23:26:07,320 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:26:07,320 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:26:07,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-05 23:26:07,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:26:07,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:26:07,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-05 23:26:07,322 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 23:26:07,408 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:26:07,409 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:26:07,776 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:26:07,776 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:26:07,963 WARN L170 LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-12-05 23:26:07,969 WARN L170 LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-12-05 23:26:07,978 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~sum~0 := #t~ret16;havoc #t~mem15;havoc #t~ret16;). 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:123) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:26:07,982 INFO L158 Benchmark]: Toolchain (without parser) took 1011.50ms. Allocated memory is still 92.3MB. Free memory was 69.4MB in the beginning and 29.7MB in the end (delta: 39.7MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. [2024-12-05 23:26:07,982 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 47.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:26:07,983 INFO L158 Benchmark]: CACSL2BoogieTranslator took 228.07ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 56.2MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:26:07,983 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.99ms. Allocated memory is still 92.3MB. Free memory was 56.1MB in the beginning and 54.7MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:26:07,984 INFO L158 Benchmark]: Boogie Preprocessor took 30.88ms. Allocated memory is still 92.3MB. Free memory was 54.7MB in the beginning and 53.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:26:07,984 INFO L158 Benchmark]: RCFGBuilder took 716.34ms. Allocated memory is still 92.3MB. Free memory was 53.1MB in the beginning and 29.7MB in the end (delta: 23.4MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2024-12-05 23:26:07,986 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 47.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 228.07ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 56.2MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.99ms. Allocated memory is still 92.3MB. Free memory was 56.1MB in the beginning and 54.7MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.88ms. Allocated memory is still 92.3MB. Free memory was 54.7MB in the beginning and 53.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 716.34ms. Allocated memory is still 92.3MB. Free memory was 53.1MB in the beginning and 29.7MB in the end (delta: 23.4MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~sum~0 := #t~ret16;havoc #t~mem15;havoc #t~ret16;). 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 end of atomic block: ~sum~0 := #t~ret16;havoc #t~mem15;havoc #t~ret16;). 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:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:26:08,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6e80a1-57b4-4733-818f-fa6bcba8876c/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 end of atomic block: ~sum~0 := #t~ret16;havoc #t~mem15;havoc #t~ret16;). Is there illegal control flow (e.g. loops) within an atomic block?