./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix032.oepc.i --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_71c98fc9-a803-49af-9836-9ec9ba684fea/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c98fc9-a803-49af-9836-9ec9ba684fea/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_71c98fc9-a803-49af-9836-9ec9ba684fea/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c98fc9-a803-49af-9836-9ec9ba684fea/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix032.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c98fc9-a803-49af-9836-9ec9ba684fea/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_71c98fc9-a803-49af-9836-9ec9ba684fea/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 f271a38be9caac1825a663eb11850ec78cc50bf41fe675769961ef9ec85f6a9e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:44:21,375 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:44:21,437 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c98fc9-a803-49af-9836-9ec9ba684fea/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 05:44:21,441 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:44:21,441 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:44:21,462 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:44:21,462 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:44:21,463 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:44:21,463 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:44:21,463 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:44:21,463 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:44:21,463 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:44:21,463 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:44:21,464 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:44:21,464 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:44:21,464 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:44:21,464 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:44:21,464 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:44:21,464 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:44:21,464 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 05:44:21,464 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 05:44:21,464 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:44:21,464 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:44:21,464 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:44:21,464 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:44:21,465 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:44:21,465 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:44:21,465 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:44:21,465 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:44:21,465 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:44:21,465 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:44:21,465 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:44:21,465 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:44:21,465 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:44:21,465 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:44:21,465 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_71c98fc9-a803-49af-9836-9ec9ba684fea/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 -> f271a38be9caac1825a663eb11850ec78cc50bf41fe675769961ef9ec85f6a9e [2024-12-06 05:44:21,707 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:44:21,715 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:44:21,717 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:44:21,719 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:44:21,719 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:44:21,720 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c98fc9-a803-49af-9836-9ec9ba684fea/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix032.oepc.i [2024-12-06 05:44:24,385 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c98fc9-a803-49af-9836-9ec9ba684fea/bin/ukojak-verify-CZk0znPC7b/data/091bce572/90d77ad742244949ba66f574961e7523/FLAG76bba78f3 [2024-12-06 05:44:24,618 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:44:24,619 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c98fc9-a803-49af-9836-9ec9ba684fea/sv-benchmarks/c/pthread-wmm/mix032.oepc.i [2024-12-06 05:44:24,630 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c98fc9-a803-49af-9836-9ec9ba684fea/bin/ukojak-verify-CZk0znPC7b/data/091bce572/90d77ad742244949ba66f574961e7523/FLAG76bba78f3 [2024-12-06 05:44:24,947 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c98fc9-a803-49af-9836-9ec9ba684fea/bin/ukojak-verify-CZk0znPC7b/data/091bce572/90d77ad742244949ba66f574961e7523 [2024-12-06 05:44:24,949 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:44:24,950 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:44:24,951 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:44:24,951 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:44:24,954 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:44:24,955 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:44:24" (1/1) ... [2024-12-06 05:44:24,955 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33c93d37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:24, skipping insertion in model container [2024-12-06 05:44:24,955 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:44:24" (1/1) ... [2024-12-06 05:44:24,981 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:44:25,233 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:44:25,241 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:44:25,298 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:44:25,324 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:44:25,324 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:25 WrapperNode [2024-12-06 05:44:25,325 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:44:25,326 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:44:25,326 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:44:25,326 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:44:25,331 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:25" (1/1) ... [2024-12-06 05:44:25,342 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:25" (1/1) ... [2024-12-06 05:44:25,361 INFO L138 Inliner]: procedures = 175, calls = 51, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 88 [2024-12-06 05:44:25,362 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:44:25,362 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:44:25,362 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:44:25,363 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:44:25,368 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:25" (1/1) ... [2024-12-06 05:44:25,368 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:25" (1/1) ... [2024-12-06 05:44:25,370 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:25" (1/1) ... [2024-12-06 05:44:25,371 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:25" (1/1) ... [2024-12-06 05:44:25,379 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:25" (1/1) ... [2024-12-06 05:44:25,380 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:25" (1/1) ... [2024-12-06 05:44:25,382 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:25" (1/1) ... [2024-12-06 05:44:25,383 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:25" (1/1) ... [2024-12-06 05:44:25,385 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:25" (1/1) ... [2024-12-06 05:44:25,387 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:44:25,388 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:44:25,388 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:44:25,388 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:44:25,389 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:25" (1/1) ... [2024-12-06 05:44:25,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:44:25,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c98fc9-a803-49af-9836-9ec9ba684fea/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:44:25,418 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c98fc9-a803-49af-9836-9ec9ba684fea/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:44:25,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c98fc9-a803-49af-9836-9ec9ba684fea/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:44:25,439 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 05:44:25,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 05:44:25,439 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 05:44:25,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:44:25,440 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 05:44:25,440 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 05:44:25,440 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 05:44:25,440 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 05:44:25,440 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 05:44:25,440 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 05:44:25,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:44:25,440 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 05:44:25,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:44:25,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:44:25,441 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 05:44:25,543 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:44:25,544 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:44:25,810 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 05:44:25,810 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:44:25,949 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: ~b$w_buff1~0 := ~b$w_buff0~0;~b$w_buff0~0 := 1;~b$w_buff1_used~0 := (if 0 == ~b$w_buff0_used~0 % 256 then 0 else 1);~b$w_buff0_used~0 := 1;). 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 05:44:25,954 INFO L158 Benchmark]: Toolchain (without parser) took 1003.75ms. Allocated memory is still 142.6MB. Free memory was 115.0MB in the beginning and 106.3MB in the end (delta: 8.7MB). Peak memory consumption was 72.8MB. Max. memory is 16.1GB. [2024-12-06 05:44:25,955 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:44:25,955 INFO L158 Benchmark]: CACSL2BoogieTranslator took 374.70ms. Allocated memory is still 142.6MB. Free memory was 114.8MB in the beginning and 91.4MB in the end (delta: 23.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 05:44:25,956 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.96ms. Allocated memory is still 142.6MB. Free memory was 91.4MB in the beginning and 89.4MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:44:25,956 INFO L158 Benchmark]: Boogie Preprocessor took 25.21ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 87.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:44:25,956 INFO L158 Benchmark]: RCFGBuilder took 564.79ms. Allocated memory is still 142.6MB. Free memory was 87.8MB in the beginning and 106.3MB in the end (delta: -18.5MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. [2024-12-06 05:44:25,958 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 374.70ms. Allocated memory is still 142.6MB. Free memory was 114.8MB in the beginning and 91.4MB in the end (delta: 23.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.96ms. Allocated memory is still 142.6MB. Free memory was 91.4MB in the beginning and 89.4MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.21ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 87.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 564.79ms. Allocated memory is still 142.6MB. Free memory was 87.8MB in the beginning and 106.3MB in the end (delta: -18.5MB). Peak memory consumption was 47.7MB. 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: ~b$w_buff1~0 := ~b$w_buff0~0;~b$w_buff0~0 := 1;~b$w_buff1_used~0 := (if 0 == ~b$w_buff0_used~0 % 256 then 0 else 1);~b$w_buff0_used~0 := 1;). 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: ~b$w_buff1~0 := ~b$w_buff0~0;~b$w_buff0~0 := 1;~b$w_buff1_used~0 := (if 0 == ~b$w_buff0_used~0 % 256 then 0 else 1);~b$w_buff0_used~0 := 1;). 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 05:44:25,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c98fc9-a803-49af-9836-9ec9ba684fea/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_71c98fc9-a803-49af-9836-9ec9ba684fea/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c98fc9-a803-49af-9836-9ec9ba684fea/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_71c98fc9-a803-49af-9836-9ec9ba684fea/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c98fc9-a803-49af-9836-9ec9ba684fea/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix032.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c98fc9-a803-49af-9836-9ec9ba684fea/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_71c98fc9-a803-49af-9836-9ec9ba684fea/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 f271a38be9caac1825a663eb11850ec78cc50bf41fe675769961ef9ec85f6a9e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:44:27,879 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:44:27,962 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c98fc9-a803-49af-9836-9ec9ba684fea/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-06 05:44:27,989 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:44:27,990 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:44:27,990 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:44:27,991 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:44:27,991 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:44:27,991 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:44:27,991 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:44:27,991 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:44:27,991 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:44:27,991 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:44:27,992 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:44:27,992 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:44:27,992 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:44:27,992 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:44:27,992 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:44:27,992 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 05:44:27,992 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:44:27,992 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 05:44:27,992 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:44:27,992 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:44:27,992 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:44:27,993 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:44:27,993 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:44:27,993 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:44:27,993 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:44:27,993 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:27,993 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:44:27,993 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:44:27,993 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:44:27,993 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:44:27,993 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:44:27,994 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:44:27,994 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:44:27,994 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:27,994 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:44:27,994 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_71c98fc9-a803-49af-9836-9ec9ba684fea/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 -> f271a38be9caac1825a663eb11850ec78cc50bf41fe675769961ef9ec85f6a9e [2024-12-06 05:44:28,238 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:44:28,244 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:44:28,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:44:28,247 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:44:28,247 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:44:28,248 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c98fc9-a803-49af-9836-9ec9ba684fea/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix032.oepc.i [2024-12-06 05:44:30,855 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c98fc9-a803-49af-9836-9ec9ba684fea/bin/ukojak-verify-CZk0znPC7b/data/f7fead1b4/9aa4d77527a147049dabb9dea55b7a3e/FLAG6df6e61e1 [2024-12-06 05:44:30,871 ERROR L? ?]: Error during toolchain job processing: java.lang.NullPointerException: Cannot invoke "String.equalsIgnoreCase(String)" because "kindStr" is null at org.eclipse.cdt.internal.core.model.PathEntry.kindFromString(PathEntry.java:80) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.decodePathEntry(DefaultPathEntryStore.java:127) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.getRawPathEntries(DefaultPathEntryStore.java:97) at org.eclipse.cdt.internal.core.model.PathEntryStoreProxy.getRawPathEntries(PathEntryStoreProxy.java:102) at org.eclipse.cdt.internal.core.model.PathEntryManager.getRawPathEntries(PathEntryManager.java:666) at org.eclipse.cdt.core.model.CoreModel.getRawPathEntries(CoreModel.java:937) at org.eclipse.cdt.core.model.CoreModel.oldIsScannerInformationEmpty(CoreModel.java:1307) at org.eclipse.cdt.core.model.CoreModel.isScannerInformationEmpty(CoreModel.java:1252) at org.eclipse.cdt.internal.core.pdom.indexer.ProjectIndexerInputAdapter.isFileBuildConfigured(ProjectIndexerInputAdapter.java:267) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.isRequiredInIndex(AbstractIndexerTask.java:748) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.extractFiles(AbstractIndexerTask.java:667) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.runTask(AbstractIndexerTask.java:558) at org.eclipse.cdt.internal.core.pdom.indexer.PDOMIndexerTask.run(PDOMIndexerTask.java:164) at org.eclipse.cdt.internal.core.pdom.PDOMIndexerJob.run(PDOMIndexerJob.java:160) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 05:44:31,110 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:44:31,111 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c98fc9-a803-49af-9836-9ec9ba684fea/sv-benchmarks/c/pthread-wmm/mix032.oepc.i [2024-12-06 05:44:31,123 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c98fc9-a803-49af-9836-9ec9ba684fea/bin/ukojak-verify-CZk0znPC7b/data/f7fead1b4/9aa4d77527a147049dabb9dea55b7a3e/FLAG6df6e61e1 [2024-12-06 05:44:31,135 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c98fc9-a803-49af-9836-9ec9ba684fea/bin/ukojak-verify-CZk0znPC7b/data/f7fead1b4/9aa4d77527a147049dabb9dea55b7a3e [2024-12-06 05:44:31,137 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:44:31,138 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:44:31,139 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:44:31,139 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:44:31,142 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:44:31,143 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:44:31" (1/1) ... [2024-12-06 05:44:31,144 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@530dd12f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:31, skipping insertion in model container [2024-12-06 05:44:31,144 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:44:31" (1/1) ... [2024-12-06 05:44:31,171 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:44:31,451 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:44:31,463 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:44:31,514 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:44:31,545 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:44:31,546 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:31 WrapperNode [2024-12-06 05:44:31,546 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:44:31,547 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:44:31,547 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:44:31,547 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:44:31,552 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:31" (1/1) ... [2024-12-06 05:44:31,565 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:31" (1/1) ... [2024-12-06 05:44:31,580 INFO L138 Inliner]: procedures = 176, calls = 51, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 89 [2024-12-06 05:44:31,580 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:44:31,581 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:44:31,581 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:44:31,581 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:44:31,587 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:31" (1/1) ... [2024-12-06 05:44:31,588 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:31" (1/1) ... [2024-12-06 05:44:31,591 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:31" (1/1) ... [2024-12-06 05:44:31,592 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:31" (1/1) ... [2024-12-06 05:44:31,602 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:31" (1/1) ... [2024-12-06 05:44:31,603 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:31" (1/1) ... [2024-12-06 05:44:31,605 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:31" (1/1) ... [2024-12-06 05:44:31,607 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:31" (1/1) ... [2024-12-06 05:44:31,609 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:31" (1/1) ... [2024-12-06 05:44:31,612 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:44:31,613 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:44:31,613 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:44:31,613 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:44:31,614 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:31" (1/1) ... [2024-12-06 05:44:31,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:44:31,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c98fc9-a803-49af-9836-9ec9ba684fea/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:44:31,650 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c98fc9-a803-49af-9836-9ec9ba684fea/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:44:31,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c98fc9-a803-49af-9836-9ec9ba684fea/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:44:31,678 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 05:44:31,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 05:44:31,679 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 05:44:31,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:44:31,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:44:31,679 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 05:44:31,679 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 05:44:31,679 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 05:44:31,679 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 05:44:31,679 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 05:44:31,679 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 05:44:31,679 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 05:44:31,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:44:31,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:44:31,681 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 05:44:31,808 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:44:31,810 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:44:32,111 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 05:44:32,111 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:44:32,229 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: ~b$w_buff1~0 := ~b$w_buff0~0;~b$w_buff0~0 := 1bv32;~b$w_buff1_used~0 := (if 0bv8 == ~b$w_buff0_used~0 then 0bv8 else 1bv8);~b$w_buff0_used~0 := 1bv8;). 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 05:44:32,232 INFO L158 Benchmark]: Toolchain (without parser) took 1093.07ms. Allocated memory is still 92.3MB. Free memory was 68.5MB in the beginning and 52.3MB in the end (delta: 16.2MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2024-12-06 05:44:32,232 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:44:32,232 INFO L158 Benchmark]: CACSL2BoogieTranslator took 406.94ms. Allocated memory is still 92.3MB. Free memory was 68.3MB in the beginning and 44.5MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 05:44:32,233 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.88ms. Allocated memory is still 92.3MB. Free memory was 44.5MB in the beginning and 42.4MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:44:32,233 INFO L158 Benchmark]: Boogie Preprocessor took 31.49ms. Allocated memory is still 92.3MB. Free memory was 42.4MB in the beginning and 40.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:44:32,233 INFO L158 Benchmark]: RCFGBuilder took 617.62ms. Allocated memory is still 92.3MB. Free memory was 40.4MB in the beginning and 52.3MB in the end (delta: -11.9MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2024-12-06 05:44:32,235 INFO L338 ainManager$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 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 406.94ms. Allocated memory is still 92.3MB. Free memory was 68.3MB in the beginning and 44.5MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.88ms. Allocated memory is still 92.3MB. Free memory was 44.5MB in the beginning and 42.4MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.49ms. Allocated memory is still 92.3MB. Free memory was 42.4MB in the beginning and 40.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 617.62ms. Allocated memory is still 92.3MB. Free memory was 40.4MB in the beginning and 52.3MB in the end (delta: -11.9MB). Peak memory consumption was 14.2MB. 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: ~b$w_buff1~0 := ~b$w_buff0~0;~b$w_buff0~0 := 1bv32;~b$w_buff1_used~0 := (if 0bv8 == ~b$w_buff0_used~0 then 0bv8 else 1bv8);~b$w_buff0_used~0 := 1bv8;). 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: ~b$w_buff1~0 := ~b$w_buff0~0;~b$w_buff0~0 := 1bv32;~b$w_buff1_used~0 := (if 0bv8 == ~b$w_buff0_used~0 then 0bv8 else 1bv8);~b$w_buff0_used~0 := 1bv8;). 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 05:44:32,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c98fc9-a803-49af-9836-9ec9ba684fea/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: ~b$w_buff1~0 := ~b$w_buff0~0;~b$w_buff0~0 := 1bv32;~b$w_buff1_used~0 := (if 0bv8 == ~b$w_buff0_used~0 then 0bv8 else 1bv8);~b$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?