./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix015.opt.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_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix015.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b --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 4f8371a34a183593aa0efc399c0d4d9ea84f8dd0da99bba9eb7bddd73e7a457d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:29:46,183 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:29:46,233 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 01:29:46,237 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:29:46,237 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:29:46,254 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:29:46,255 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:29:46,255 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:29:46,255 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:29:46,255 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:29:46,255 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:29:46,256 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:29:46,256 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:29:46,256 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:29:46,256 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:29:46,256 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:29:46,256 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:29:46,256 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:29:46,256 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:29:46,256 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:29:46,256 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:29:46,256 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:29:46,256 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:29:46,256 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:29:46,257 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:29:46,257 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:29:46,257 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:29:46,257 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:29:46,257 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:29:46,257 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:29:46,257 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:29:46,257 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:29:46,257 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:29:46,257 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_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 -> 4f8371a34a183593aa0efc399c0d4d9ea84f8dd0da99bba9eb7bddd73e7a457d [2024-12-06 01:29:46,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:29:46,474 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:29:46,476 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:29:46,477 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:29:46,478 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:29:46,479 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix015.opt.i [2024-12-06 01:29:49,056 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b/data/74193fff9/e455d4fc414a447e9759f2fe17cc4e43/FLAGaf898c73c [2024-12-06 01:29:49,297 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:29:49,297 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/sv-benchmarks/c/pthread-wmm/mix015.opt.i [2024-12-06 01:29:49,309 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b/data/74193fff9/e455d4fc414a447e9759f2fe17cc4e43/FLAGaf898c73c [2024-12-06 01:29:49,629 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b/data/74193fff9/e455d4fc414a447e9759f2fe17cc4e43 [2024-12-06 01:29:49,631 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:29:49,632 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:29:49,632 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:29:49,633 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:29:49,636 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:29:49,637 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:29:49" (1/1) ... [2024-12-06 01:29:49,637 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@515f42d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:49, skipping insertion in model container [2024-12-06 01:29:49,637 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:29:49" (1/1) ... [2024-12-06 01:29:49,666 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:29:49,806 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_40a6d863-a310-43cc-96e1-0f6e6c0efb93/sv-benchmarks/c/pthread-wmm/mix015.opt.i[944,957] [2024-12-06 01:29:49,949 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:29:49,958 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:29:49,968 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_40a6d863-a310-43cc-96e1-0f6e6c0efb93/sv-benchmarks/c/pthread-wmm/mix015.opt.i[944,957] [2024-12-06 01:29:50,020 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:29:50,046 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:29:50,046 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:50 WrapperNode [2024-12-06 01:29:50,046 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:29:50,047 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:29:50,047 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:29:50,047 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:29:50,053 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:50" (1/1) ... [2024-12-06 01:29:50,066 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:50" (1/1) ... [2024-12-06 01:29:50,084 INFO L138 Inliner]: procedures = 175, calls = 48, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 79 [2024-12-06 01:29:50,084 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:29:50,085 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:29:50,085 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:29:50,085 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:29:50,092 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:50" (1/1) ... [2024-12-06 01:29:50,092 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:50" (1/1) ... [2024-12-06 01:29:50,095 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:50" (1/1) ... [2024-12-06 01:29:50,095 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:50" (1/1) ... [2024-12-06 01:29:50,103 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:50" (1/1) ... [2024-12-06 01:29:50,104 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:50" (1/1) ... [2024-12-06 01:29:50,106 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:50" (1/1) ... [2024-12-06 01:29:50,108 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:50" (1/1) ... [2024-12-06 01:29:50,109 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:50" (1/1) ... [2024-12-06 01:29:50,112 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:29:50,112 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:29:50,113 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:29:50,113 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:29:50,113 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:50" (1/1) ... [2024-12-06 01:29:50,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:29:50,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:29:50,142 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:29:50,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:29:50,169 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 01:29:50,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 01:29:50,169 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 01:29:50,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:29:50,169 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 01:29:50,169 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 01:29:50,169 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 01:29:50,169 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 01:29:50,169 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 01:29:50,170 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 01:29:50,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:29:50,170 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 01:29:50,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:29:50,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:29:50,171 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 01:29:50,272 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:29:50,274 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:29:50,529 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 01:29:50,529 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:29:50,673 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 01:29:50,678 INFO L158 Benchmark]: Toolchain (without parser) took 1045.40ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 74.7MB in the end (delta: 17.1MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. [2024-12-06 01:29:50,678 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 73.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:29:50,679 INFO L158 Benchmark]: CACSL2BoogieTranslator took 414.17ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 67.5MB in the end (delta: 24.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:29:50,679 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.53ms. Allocated memory is still 117.4MB. Free memory was 67.5MB in the beginning and 65.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:29:50,679 INFO L158 Benchmark]: Boogie Preprocessor took 26.96ms. Allocated memory is still 117.4MB. Free memory was 65.7MB in the beginning and 64.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:29:50,680 INFO L158 Benchmark]: RCFGBuilder took 563.93ms. Allocated memory is still 117.4MB. Free memory was 64.0MB in the beginning and 74.7MB in the end (delta: -10.7MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2024-12-06 01:29:50,682 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 73.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 414.17ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 67.5MB in the end (delta: 24.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.53ms. Allocated memory is still 117.4MB. Free memory was 67.5MB in the beginning and 65.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.96ms. Allocated memory is still 117.4MB. Free memory was 65.7MB in the beginning and 64.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 563.93ms. Allocated memory is still 117.4MB. Free memory was 64.0MB in the beginning and 74.7MB in the end (delta: -10.7MB). Peak memory consumption was 38.6MB. 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 01:29:50,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix015.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b --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 4f8371a34a183593aa0efc399c0d4d9ea84f8dd0da99bba9eb7bddd73e7a457d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:29:52,571 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:29:52,650 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 01:29:52,673 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:29:52,674 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:29:52,674 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:29:52,675 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:29:52,675 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:29:52,675 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:29:52,675 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:29:52,675 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:29:52,675 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:29:52,675 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:29:52,675 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:29:52,675 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:29:52,676 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:29:52,676 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:29:52,676 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:29:52,676 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:29:52,676 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:29:52,676 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:29:52,676 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:29:52,676 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:29:52,676 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:29:52,676 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:29:52,677 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:29:52,677 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:29:52,677 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:29:52,677 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:29:52,677 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:29:52,677 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:29:52,677 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:29:52,677 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:29:52,677 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:29:52,677 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:29:52,678 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:29:52,678 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_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 -> 4f8371a34a183593aa0efc399c0d4d9ea84f8dd0da99bba9eb7bddd73e7a457d [2024-12-06 01:29:52,894 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:29:52,902 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:29:52,904 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:29:52,905 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:29:52,905 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:29:52,906 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix015.opt.i [2024-12-06 01:29:55,572 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b/data/c8f097c5e/1ead9c073b9d4ae1b095aef5d3c6665e/FLAGed7ac0910 [2024-12-06 01:29:55,796 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:29:55,797 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/sv-benchmarks/c/pthread-wmm/mix015.opt.i [2024-12-06 01:29:55,809 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b/data/c8f097c5e/1ead9c073b9d4ae1b095aef5d3c6665e/FLAGed7ac0910 [2024-12-06 01:29:55,824 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b/data/c8f097c5e/1ead9c073b9d4ae1b095aef5d3c6665e [2024-12-06 01:29:55,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:29:55,827 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:29:55,829 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:29:55,829 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:29:55,833 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:29:55,834 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:29:55" (1/1) ... [2024-12-06 01:29:55,834 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a218bfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:55, skipping insertion in model container [2024-12-06 01:29:55,834 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:29:55" (1/1) ... [2024-12-06 01:29:55,863 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:29:56,008 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_40a6d863-a310-43cc-96e1-0f6e6c0efb93/sv-benchmarks/c/pthread-wmm/mix015.opt.i[944,957] [2024-12-06 01:29:56,148 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:29:56,160 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:29:56,170 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_40a6d863-a310-43cc-96e1-0f6e6c0efb93/sv-benchmarks/c/pthread-wmm/mix015.opt.i[944,957] [2024-12-06 01:29:56,213 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:29:56,250 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:29:56,251 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:56 WrapperNode [2024-12-06 01:29:56,251 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:29:56,252 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:29:56,252 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:29:56,252 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:29:56,256 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:56" (1/1) ... [2024-12-06 01:29:56,269 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:56" (1/1) ... [2024-12-06 01:29:56,282 INFO L138 Inliner]: procedures = 176, calls = 48, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 80 [2024-12-06 01:29:56,283 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:29:56,283 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:29:56,283 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:29:56,283 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:29:56,289 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:56" (1/1) ... [2024-12-06 01:29:56,289 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:56" (1/1) ... [2024-12-06 01:29:56,293 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:56" (1/1) ... [2024-12-06 01:29:56,293 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:56" (1/1) ... [2024-12-06 01:29:56,302 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:56" (1/1) ... [2024-12-06 01:29:56,303 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:56" (1/1) ... [2024-12-06 01:29:56,304 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:56" (1/1) ... [2024-12-06 01:29:56,306 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:56" (1/1) ... [2024-12-06 01:29:56,307 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:56" (1/1) ... [2024-12-06 01:29:56,310 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:29:56,311 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:29:56,311 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:29:56,311 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:29:56,312 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:56" (1/1) ... [2024-12-06 01:29:56,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:29:56,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:29:56,346 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:29:56,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:29:56,367 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 01:29:56,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 01:29:56,367 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 01:29:56,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:29:56,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:29:56,367 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 01:29:56,367 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 01:29:56,367 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 01:29:56,367 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 01:29:56,367 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 01:29:56,367 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 01:29:56,368 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 01:29:56,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:29:56,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:29:56,369 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 01:29:56,483 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:29:56,484 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:29:56,768 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 01:29:56,768 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:29:56,883 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 01:29:56,887 INFO L158 Benchmark]: Toolchain (without parser) took 1059.01ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 50.8MB in the end (delta: 17.8MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2024-12-06 01:29:56,887 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:29:56,887 INFO L158 Benchmark]: CACSL2BoogieTranslator took 422.96ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 44.2MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 01:29:56,888 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.07ms. Allocated memory is still 92.3MB. Free memory was 44.1MB in the beginning and 42.2MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:29:56,889 INFO L158 Benchmark]: Boogie Preprocessor took 27.28ms. Allocated memory is still 92.3MB. Free memory was 42.2MB in the beginning and 40.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:29:56,889 INFO L158 Benchmark]: RCFGBuilder took 574.29ms. Allocated memory is still 92.3MB. Free memory was 40.1MB in the beginning and 50.8MB in the end (delta: -10.7MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2024-12-06 01:29:56,891 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 422.96ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 44.2MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.07ms. Allocated memory is still 92.3MB. Free memory was 44.1MB in the beginning and 42.2MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.28ms. Allocated memory is still 92.3MB. Free memory was 42.2MB in the beginning and 40.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 574.29ms. Allocated memory is still 92.3MB. Free memory was 40.1MB in the beginning and 50.8MB in the end (delta: -10.7MB). Peak memory consumption was 13.8MB. 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 01:29:56,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a6d863-a310-43cc-96e1-0f6e6c0efb93/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?