./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix027_tso.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/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_b2eb732e-a02b-4e36-93c4-884dfea40cb7/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix027_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ca8042a994ed433e8dc5deebabd166a79d030a0388291f832432b8dc85340f9d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:33:09,994 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:33:10,099 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:33:10,106 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:33:10,107 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:33:10,145 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:33:10,147 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:33:10,147 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:33:10,148 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:33:10,149 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:33:10,149 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:33:10,150 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:33:10,150 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:33:10,150 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:33:10,150 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:33:10,150 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:33:10,150 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:33:10,151 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:33:10,151 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:33:10,151 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:33:10,151 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:33:10,151 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:33:10,151 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:33:10,151 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:33:10,151 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:33:10,151 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:33:10,151 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:33:10,152 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:33:10,152 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:33:10,152 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:33:10,152 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:33:10,152 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:33:10,152 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:33:10,152 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_b2eb732e-a02b-4e36-93c4-884dfea40cb7/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 ! call(reach_error())) ) 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 -> ca8042a994ed433e8dc5deebabd166a79d030a0388291f832432b8dc85340f9d [2024-11-25 04:33:10,521 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:33:10,537 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:33:10,540 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:33:10,541 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:33:10,544 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:33:10,545 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix027_tso.i [2024-11-25 04:33:13,665 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/bin/ukojak-verify-ENZ3QT5qd3/data/1ee7f9e38/3a952ef5dff4449c8eb3bf647b7a8b15/FLAGfca754630 [2024-11-25 04:33:14,012 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:33:14,013 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/sv-benchmarks/c/pthread-wmm/mix027_tso.i [2024-11-25 04:33:14,037 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/bin/ukojak-verify-ENZ3QT5qd3/data/1ee7f9e38/3a952ef5dff4449c8eb3bf647b7a8b15/FLAGfca754630 [2024-11-25 04:33:14,055 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/bin/ukojak-verify-ENZ3QT5qd3/data/1ee7f9e38/3a952ef5dff4449c8eb3bf647b7a8b15 [2024-11-25 04:33:14,057 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:33:14,059 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:33:14,061 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:33:14,061 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:33:14,066 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:33:14,067 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:33:14" (1/1) ... [2024-11-25 04:33:14,068 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b01f59b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:14, skipping insertion in model container [2024-11-25 04:33:14,068 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:33:14" (1/1) ... [2024-11-25 04:33:14,118 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:33:14,290 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/sv-benchmarks/c/pthread-wmm/mix027_tso.i[944,957] [2024-11-25 04:33:14,522 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:33:14,533 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:33:14,543 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/sv-benchmarks/c/pthread-wmm/mix027_tso.i[944,957] [2024-11-25 04:33:14,602 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:33:14,637 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:33:14,638 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:14 WrapperNode [2024-11-25 04:33:14,638 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:33:14,639 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:33:14,639 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:33:14,639 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:33:14,646 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:14" (1/1) ... [2024-11-25 04:33:14,659 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:14" (1/1) ... [2024-11-25 04:33:14,690 INFO L138 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 105 [2024-11-25 04:33:14,690 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:33:14,691 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:33:14,691 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:33:14,691 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:33:14,703 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:14" (1/1) ... [2024-11-25 04:33:14,703 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:14" (1/1) ... [2024-11-25 04:33:14,710 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:14" (1/1) ... [2024-11-25 04:33:14,712 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:14" (1/1) ... [2024-11-25 04:33:14,720 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:14" (1/1) ... [2024-11-25 04:33:14,722 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:14" (1/1) ... [2024-11-25 04:33:14,723 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:14" (1/1) ... [2024-11-25 04:33:14,726 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:14" (1/1) ... [2024-11-25 04:33:14,727 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:14" (1/1) ... [2024-11-25 04:33:14,730 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:33:14,731 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:33:14,731 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:33:14,731 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:33:14,732 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:14" (1/1) ... [2024-11-25 04:33:14,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:33:14,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:33:14,779 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:33:14,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:33:14,818 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 04:33:14,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 04:33:14,818 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 04:33:14,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:33:14,818 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 04:33:14,819 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 04:33:14,819 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 04:33:14,819 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 04:33:14,820 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 04:33:14,820 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 04:33:14,820 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-25 04:33:14,820 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-25 04:33:14,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:33:14,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 04:33:14,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:33:14,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:33:14,822 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 04:33:14,970 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:33:14,972 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:33:15,371 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 04:33:15,371 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:33:15,609 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:33:15,619 INFO L158 Benchmark]: Toolchain (without parser) took 1559.10ms. Allocated memory is still 117.4MB. Free memory was 94.0MB in the beginning and 74.1MB in the end (delta: 19.9MB). Peak memory consumption was 64.2MB. Max. memory is 16.1GB. [2024-11-25 04:33:15,619 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 142.6MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:33:15,620 INFO L158 Benchmark]: CACSL2BoogieTranslator took 577.66ms. Allocated memory is still 117.4MB. Free memory was 94.0MB in the beginning and 69.8MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 04:33:15,620 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.40ms. Allocated memory is still 117.4MB. Free memory was 69.8MB in the beginning and 67.2MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:33:15,621 INFO L158 Benchmark]: Boogie Preprocessor took 39.61ms. Allocated memory is still 117.4MB. Free memory was 67.2MB in the beginning and 65.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:33:15,621 INFO L158 Benchmark]: RCFGBuilder took 886.16ms. Allocated memory is still 117.4MB. Free memory was 65.5MB in the beginning and 74.1MB in the end (delta: -8.6MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2024-11-25 04:33:15,626 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 142.6MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 577.66ms. Allocated memory is still 117.4MB. Free memory was 94.0MB in the beginning and 69.8MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.40ms. Allocated memory is still 117.4MB. Free memory was 69.8MB in the beginning and 67.2MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.61ms. Allocated memory is still 117.4MB. Free memory was 67.2MB in the beginning and 65.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 886.16ms. Allocated memory is still 117.4MB. Free memory was 65.5MB in the beginning and 74.1MB in the end (delta: -8.6MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~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 04:33:15,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/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_b2eb732e-a02b-4e36-93c4-884dfea40cb7/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/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_b2eb732e-a02b-4e36-93c4-884dfea40cb7/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix027_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ca8042a994ed433e8dc5deebabd166a79d030a0388291f832432b8dc85340f9d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:33:18,332 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:33:18,449 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 04:33:18,478 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:33:18,479 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:33:18,479 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:33:18,479 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:33:18,479 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:33:18,479 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:33:18,480 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:33:18,480 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:33:18,480 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:33:18,480 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:33:18,480 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:33:18,480 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:33:18,480 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:33:18,480 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:33:18,480 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:33:18,481 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:33:18,481 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:33:18,481 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:33:18,481 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:33:18,481 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:33:18,481 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:33:18,481 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:33:18,481 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:33:18,481 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:33:18,481 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:33:18,482 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:33:18,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:33:18,482 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:33:18,482 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:33:18,482 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:33:18,482 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:33:18,482 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:33:18,482 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:33:18,483 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_b2eb732e-a02b-4e36-93c4-884dfea40cb7/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 ! call(reach_error())) ) 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 -> ca8042a994ed433e8dc5deebabd166a79d030a0388291f832432b8dc85340f9d [2024-11-25 04:33:18,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:33:18,804 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:33:18,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:33:18,808 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:33:18,809 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:33:18,810 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix027_tso.i [2024-11-25 04:33:21,883 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/bin/ukojak-verify-ENZ3QT5qd3/data/6f6147a8e/0366a9e9fada4cc08bc81d4f433ff399/FLAG24cc57bd3 [2024-11-25 04:33:22,294 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:33:22,296 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/sv-benchmarks/c/pthread-wmm/mix027_tso.i [2024-11-25 04:33:22,319 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/bin/ukojak-verify-ENZ3QT5qd3/data/6f6147a8e/0366a9e9fada4cc08bc81d4f433ff399/FLAG24cc57bd3 [2024-11-25 04:33:22,346 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/bin/ukojak-verify-ENZ3QT5qd3/data/6f6147a8e/0366a9e9fada4cc08bc81d4f433ff399 [2024-11-25 04:33:22,349 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:33:22,351 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:33:22,354 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:33:22,354 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:33:22,359 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:33:22,360 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:33:22" (1/1) ... [2024-11-25 04:33:22,363 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e571cda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:22, skipping insertion in model container [2024-11-25 04:33:22,364 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:33:22" (1/1) ... [2024-11-25 04:33:22,424 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:33:22,661 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/sv-benchmarks/c/pthread-wmm/mix027_tso.i[944,957] [2024-11-25 04:33:23,036 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:33:23,056 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:33:23,070 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/sv-benchmarks/c/pthread-wmm/mix027_tso.i[944,957] [2024-11-25 04:33:23,167 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:33:23,234 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:33:23,235 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:23 WrapperNode [2024-11-25 04:33:23,235 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:33:23,236 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:33:23,236 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:33:23,236 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:33:23,243 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:23" (1/1) ... [2024-11-25 04:33:23,263 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:23" (1/1) ... [2024-11-25 04:33:23,292 INFO L138 Inliner]: procedures = 177, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 106 [2024-11-25 04:33:23,293 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:33:23,293 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:33:23,294 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:33:23,294 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:33:23,300 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:23" (1/1) ... [2024-11-25 04:33:23,300 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:23" (1/1) ... [2024-11-25 04:33:23,305 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:23" (1/1) ... [2024-11-25 04:33:23,305 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:23" (1/1) ... [2024-11-25 04:33:23,316 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:23" (1/1) ... [2024-11-25 04:33:23,317 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:23" (1/1) ... [2024-11-25 04:33:23,319 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:23" (1/1) ... [2024-11-25 04:33:23,322 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:23" (1/1) ... [2024-11-25 04:33:23,324 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:23" (1/1) ... [2024-11-25 04:33:23,327 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:33:23,328 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:33:23,328 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:33:23,328 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:33:23,329 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:23" (1/1) ... [2024-11-25 04:33:23,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:33:23,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:33:23,370 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:33:23,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:33:23,407 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 04:33:23,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 04:33:23,407 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 04:33:23,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:33:23,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:33:23,408 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 04:33:23,408 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 04:33:23,408 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 04:33:23,408 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 04:33:23,408 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 04:33:23,408 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 04:33:23,409 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-25 04:33:23,409 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-25 04:33:23,409 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 04:33:23,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:33:23,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:33:23,410 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 04:33:23,581 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:33:23,585 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:33:24,030 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 04:33:24,030 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:33:24,285 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:33:24,297 INFO L158 Benchmark]: Toolchain (without parser) took 1946.07ms. Allocated memory is still 83.9MB. Free memory was 59.5MB in the beginning and 45.1MB in the end (delta: 14.4MB). Peak memory consumption was 54.9MB. Max. memory is 16.1GB. [2024-11-25 04:33:24,298 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 63.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:33:24,299 INFO L158 Benchmark]: CACSL2BoogieTranslator took 881.35ms. Allocated memory is still 83.9MB. Free memory was 59.2MB in the beginning and 34.8MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 04:33:24,299 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.16ms. Allocated memory is still 83.9MB. Free memory was 34.8MB in the beginning and 32.5MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:33:24,300 INFO L158 Benchmark]: Boogie Preprocessor took 34.06ms. Allocated memory is still 83.9MB. Free memory was 32.5MB in the beginning and 30.3MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:33:24,300 INFO L158 Benchmark]: RCFGBuilder took 967.31ms. Allocated memory is still 83.9MB. Free memory was 30.3MB in the beginning and 45.1MB in the end (delta: -14.8MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2024-11-25 04:33:24,305 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 63.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 881.35ms. Allocated memory is still 83.9MB. Free memory was 59.2MB in the beginning and 34.8MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.16ms. Allocated memory is still 83.9MB. Free memory was 34.8MB in the beginning and 32.5MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.06ms. Allocated memory is still 83.9MB. Free memory was 32.5MB in the beginning and 30.3MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 967.31ms. Allocated memory is still 83.9MB. Free memory was 30.3MB in the beginning and 45.1MB in the end (delta: -14.8MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~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 04:33:24,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eb732e-a02b-4e36-93c4-884dfea40cb7/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?