./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix018_tso.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_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix018_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3 --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 3bc57c42fd552df471a50a3f823d776d12ae5a02a1da1686aaab749af4f270bf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:09:46,843 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:09:46,938 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 04:09:46,945 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:09:46,945 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:09:46,967 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:09:46,968 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:09:46,968 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:09:46,968 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:09:46,969 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:09:46,969 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:09:46,969 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:09:46,969 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:09:46,969 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:09:46,969 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:09:46,970 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:09:46,970 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:09:46,970 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:09:46,970 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:09:46,970 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:09:46,970 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:09:46,970 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:09:46,970 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:09:46,971 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:09:46,971 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:09:46,971 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:09:46,971 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:09:46,971 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:09:46,971 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:09:46,971 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:09:46,972 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:09:46,972 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:09:46,972 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:09:46,972 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:09:46,972 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:09:46,972 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_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3 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 -> 3bc57c42fd552df471a50a3f823d776d12ae5a02a1da1686aaab749af4f270bf [2024-11-25 04:09:47,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:09:47,314 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:09:47,316 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:09:47,318 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:09:47,320 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:09:47,321 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix018_tso.oepc.i [2024-11-25 04:09:50,217 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3/data/b3fcce5b0/d7c736c0424f446d80a735e339ac01d4/FLAGff22d1b25 [2024-11-25 04:09:50,594 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:09:50,594 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/sv-benchmarks/c/pthread-wmm/mix018_tso.oepc.i [2024-11-25 04:09:50,611 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3/data/b3fcce5b0/d7c736c0424f446d80a735e339ac01d4/FLAGff22d1b25 [2024-11-25 04:09:50,626 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3/data/b3fcce5b0/d7c736c0424f446d80a735e339ac01d4 [2024-11-25 04:09:50,628 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:09:50,630 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:09:50,632 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:09:50,632 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:09:50,636 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:09:50,637 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:09:50" (1/1) ... [2024-11-25 04:09:50,638 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72bf707b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:50, skipping insertion in model container [2024-11-25 04:09:50,638 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:09:50" (1/1) ... [2024-11-25 04:09:50,679 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:09:51,216 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:09:51,236 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:09:51,341 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:09:51,371 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:09:51,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:51 WrapperNode [2024-11-25 04:09:51,372 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:09:51,373 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:09:51,373 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:09:51,373 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:09:51,381 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:51" (1/1) ... [2024-11-25 04:09:51,406 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:51" (1/1) ... [2024-11-25 04:09:51,444 INFO L138 Inliner]: procedures = 176, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 114 [2024-11-25 04:09:51,444 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:09:51,445 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:09:51,445 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:09:51,445 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:09:51,452 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:51" (1/1) ... [2024-11-25 04:09:51,453 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:51" (1/1) ... [2024-11-25 04:09:51,456 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:51" (1/1) ... [2024-11-25 04:09:51,456 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:51" (1/1) ... [2024-11-25 04:09:51,465 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:51" (1/1) ... [2024-11-25 04:09:51,467 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:51" (1/1) ... [2024-11-25 04:09:51,468 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:51" (1/1) ... [2024-11-25 04:09:51,471 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:51" (1/1) ... [2024-11-25 04:09:51,472 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:51" (1/1) ... [2024-11-25 04:09:51,475 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:09:51,476 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:09:51,476 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:09:51,476 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:09:51,477 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:51" (1/1) ... [2024-11-25 04:09:51,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:09:51,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:09:51,517 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:09:51,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:09:51,551 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 04:09:51,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 04:09:51,552 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 04:09:51,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:09:51,553 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 04:09:51,553 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 04:09:51,553 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 04:09:51,553 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 04:09:51,554 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 04:09:51,554 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 04:09:51,554 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-25 04:09:51,555 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-25 04:09:51,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:09:51,555 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 04:09:51,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:09:51,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:09:51,556 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 04:09:51,698 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:09:51,700 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:09:52,149 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 04:09:52,149 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:09:52,392 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:09:52,402 INFO L158 Benchmark]: Toolchain (without parser) took 1769.38ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 71.8MB in the end (delta: 21.2MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. [2024-11-25 04:09:52,402 INFO L158 Benchmark]: CDTParser took 1.33ms. Allocated memory is still 167.8MB. Free memory was 104.9MB in the beginning and 104.7MB in the end (delta: 215.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:09:52,406 INFO L158 Benchmark]: CACSL2BoogieTranslator took 740.92ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 69.2MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 04:09:52,406 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.44ms. Allocated memory is still 117.4MB. Free memory was 69.2MB in the beginning and 66.9MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:09:52,407 INFO L158 Benchmark]: Boogie Preprocessor took 30.70ms. Allocated memory is still 117.4MB. Free memory was 66.9MB in the beginning and 65.0MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:09:52,407 INFO L158 Benchmark]: RCFGBuilder took 922.06ms. Allocated memory is still 117.4MB. Free memory was 65.0MB in the beginning and 71.8MB in the end (delta: -6.8MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2024-11-25 04:09:52,409 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.33ms. Allocated memory is still 167.8MB. Free memory was 104.9MB in the beginning and 104.7MB in the end (delta: 215.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 740.92ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 69.2MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.44ms. Allocated memory is still 117.4MB. Free memory was 69.2MB in the beginning and 66.9MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.70ms. Allocated memory is still 117.4MB. Free memory was 66.9MB in the beginning and 65.0MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 922.06ms. Allocated memory is still 117.4MB. Free memory was 65.0MB in the beginning and 71.8MB in the end (delta: -6.8MB). Peak memory consumption was 41.4MB. 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$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. [2024-11-25 04:09:52,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3/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_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix018_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3 --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 3bc57c42fd552df471a50a3f823d776d12ae5a02a1da1686aaab749af4f270bf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:09:54,949 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:09:55,070 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-25 04:09:55,121 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:09:55,122 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:09:55,122 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:09:55,122 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:09:55,123 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:09:55,123 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:09:55,124 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:09:55,124 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:09:55,125 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:09:55,125 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:09:55,125 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:09:55,125 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:09:55,125 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:09:55,125 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:09:55,125 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:09:55,125 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:09:55,125 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:09:55,125 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:09:55,125 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:09:55,126 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:09:55,126 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:09:55,126 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:09:55,126 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:09:55,126 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:09:55,126 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:09:55,126 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:09:55,126 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:09:55,126 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:09:55,126 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:09:55,127 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:09:55,127 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:09:55,127 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:09:55,127 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:09:55,127 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:09:55,127 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:09:55,127 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_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3 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 -> 3bc57c42fd552df471a50a3f823d776d12ae5a02a1da1686aaab749af4f270bf [2024-11-25 04:09:55,448 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:09:55,456 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:09:55,458 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:09:55,459 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:09:55,459 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:09:55,461 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix018_tso.oepc.i [2024-11-25 04:09:58,418 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3/data/899bdeac7/1ce63ae5a5e247af85add84e51abfb8e/FLAG5948cf31d [2024-11-25 04:09:58,805 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:09:58,806 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/sv-benchmarks/c/pthread-wmm/mix018_tso.oepc.i [2024-11-25 04:09:58,828 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3/data/899bdeac7/1ce63ae5a5e247af85add84e51abfb8e/FLAG5948cf31d [2024-11-25 04:09:58,990 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3/data/899bdeac7/1ce63ae5a5e247af85add84e51abfb8e [2024-11-25 04:09:58,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:09:58,995 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:09:58,999 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:09:58,999 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:09:59,003 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:09:59,004 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:09:58" (1/1) ... [2024-11-25 04:09:59,006 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3586b0dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:59, skipping insertion in model container [2024-11-25 04:09:59,007 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:09:58" (1/1) ... [2024-11-25 04:09:59,057 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:09:59,585 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:09:59,605 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:09:59,687 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:09:59,746 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:09:59,746 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:59 WrapperNode [2024-11-25 04:09:59,747 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:09:59,748 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:09:59,748 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:09:59,748 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:09:59,754 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:59" (1/1) ... [2024-11-25 04:09:59,776 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:59" (1/1) ... [2024-11-25 04:09:59,800 INFO L138 Inliner]: procedures = 177, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 115 [2024-11-25 04:09:59,800 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:09:59,801 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:09:59,801 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:09:59,801 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:09:59,808 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:59" (1/1) ... [2024-11-25 04:09:59,809 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:59" (1/1) ... [2024-11-25 04:09:59,813 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:59" (1/1) ... [2024-11-25 04:09:59,813 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:59" (1/1) ... [2024-11-25 04:09:59,824 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:59" (1/1) ... [2024-11-25 04:09:59,825 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:59" (1/1) ... [2024-11-25 04:09:59,827 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:59" (1/1) ... [2024-11-25 04:09:59,830 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:59" (1/1) ... [2024-11-25 04:09:59,831 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:59" (1/1) ... [2024-11-25 04:09:59,835 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:09:59,836 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:09:59,836 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:09:59,836 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:09:59,837 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:59" (1/1) ... [2024-11-25 04:09:59,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:09:59,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:09:59,870 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:09:59,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:09:59,898 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 04:09:59,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 04:09:59,899 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 04:09:59,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:09:59,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:09:59,899 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 04:09:59,899 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 04:09:59,899 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 04:09:59,899 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 04:09:59,899 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 04:09:59,899 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 04:09:59,899 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-25 04:09:59,899 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-25 04:09:59,900 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 04:09:59,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:09:59,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:09:59,902 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 04:10:00,071 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:10:00,074 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:10:00,535 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 04:10:00,536 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:10:00,799 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:10:00,804 INFO L158 Benchmark]: Toolchain (without parser) took 1808.43ms. Allocated memory is still 83.9MB. Free memory was 59.3MB in the beginning and 43.8MB in the end (delta: 15.5MB). Peak memory consumption was 54.3MB. Max. memory is 16.1GB. [2024-11-25 04:10:00,809 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 64.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:10:00,809 INFO L158 Benchmark]: CACSL2BoogieTranslator took 748.81ms. Allocated memory is still 83.9MB. Free memory was 59.0MB in the beginning and 34.6MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 04:10:00,810 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.34ms. Allocated memory is still 83.9MB. Free memory was 34.6MB in the beginning and 32.1MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:10:00,810 INFO L158 Benchmark]: Boogie Preprocessor took 34.77ms. Allocated memory is still 83.9MB. Free memory was 32.1MB in the beginning and 30.2MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:10:00,811 INFO L158 Benchmark]: RCFGBuilder took 966.86ms. Allocated memory is still 83.9MB. Free memory was 30.2MB in the beginning and 43.8MB in the end (delta: -13.6MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2024-11-25 04:10:00,814 INFO L338 ainManager$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 64.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 748.81ms. Allocated memory is still 83.9MB. Free memory was 59.0MB in the beginning and 34.6MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.34ms. Allocated memory is still 83.9MB. Free memory was 34.6MB in the beginning and 32.1MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.77ms. Allocated memory is still 83.9MB. Free memory was 32.1MB in the beginning and 30.2MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 966.86ms. Allocated memory is still 83.9MB. Free memory was 30.2MB in the beginning and 43.8MB in the end (delta: -13.6MB). Peak memory consumption was 20.8MB. 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$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. [2024-11-25 04:10:00,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_104b0529-8ce6-4cb3-9740-bd1a0a275807/bin/ukojak-verify-ENZ3QT5qd3/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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?