./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 a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix015.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk --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 0.2.5-dev-a016563 [2024-11-09 00:09:51,938 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:09:52,048 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:09:52,053 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:09:52,054 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:09:52,086 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:09:52,087 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:09:52,088 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:09:52,089 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:09:52,089 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:09:52,090 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:09:52,090 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:09:52,091 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:09:52,091 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:09:52,092 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:09:52,092 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:09:52,093 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:09:52,093 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:09:52,094 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:09:52,094 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:09:52,094 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:09:52,095 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:09:52,096 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:09:52,096 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:09:52,097 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:09:52,097 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:09:52,097 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:09:52,098 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:09:52,098 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:09:52,099 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:09:52,099 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:09:52,100 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:09:52,100 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:09:52,100 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f8371a34a183593aa0efc399c0d4d9ea84f8dd0da99bba9eb7bddd73e7a457d [2024-11-09 00:09:52,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:09:52,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:09:52,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:09:52,427 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:09:52,428 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:09:52,429 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix015.opt.i Unable to find full path for "g++" [2024-11-09 00:09:54,696 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:09:55,028 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:09:55,029 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/sv-benchmarks/c/pthread-wmm/mix015.opt.i [2024-11-09 00:09:55,051 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk/data/430b22aad/6d655b504b9549a98d0724e6993d44a0/FLAG52f36773c [2024-11-09 00:09:55,270 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk/data/430b22aad/6d655b504b9549a98d0724e6993d44a0 [2024-11-09 00:09:55,274 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:09:55,276 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:09:55,277 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:09:55,278 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:09:55,285 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:09:55,286 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:09:55" (1/1) ... [2024-11-09 00:09:55,287 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dedc83c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:55, skipping insertion in model container [2024-11-09 00:09:55,288 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:09:55" (1/1) ... [2024-11-09 00:09:55,381 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:09:55,649 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_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/sv-benchmarks/c/pthread-wmm/mix015.opt.i[944,957] [2024-11-09 00:09:55,970 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:09:55,993 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:09:56,012 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_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/sv-benchmarks/c/pthread-wmm/mix015.opt.i[944,957] [2024-11-09 00:09:56,108 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:09:56,197 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:09:56,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:56 WrapperNode [2024-11-09 00:09:56,198 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:09:56,199 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:09:56,200 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:09:56,200 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:09:56,210 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:56" (1/1) ... [2024-11-09 00:09:56,230 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:56" (1/1) ... [2024-11-09 00:09:56,260 INFO L138 Inliner]: procedures = 175, calls = 48, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 79 [2024-11-09 00:09:56,260 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:09:56,261 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:09:56,261 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:09:56,262 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:09:56,274 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:56" (1/1) ... [2024-11-09 00:09:56,275 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:56" (1/1) ... [2024-11-09 00:09:56,280 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:56" (1/1) ... [2024-11-09 00:09:56,284 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:56" (1/1) ... [2024-11-09 00:09:56,312 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:56" (1/1) ... [2024-11-09 00:09:56,315 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:56" (1/1) ... [2024-11-09 00:09:56,322 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:56" (1/1) ... [2024-11-09 00:09:56,327 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:56" (1/1) ... [2024-11-09 00:09:56,335 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:09:56,336 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:09:56,336 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:09:56,340 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:09:56,342 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:56" (1/1) ... [2024-11-09 00:09:56,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:09:56,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:09:56,395 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:09:56,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:09:56,446 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:09:56,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:09:56,447 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 00:09:56,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:09:56,448 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-09 00:09:56,448 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-09 00:09:56,448 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-09 00:09:56,449 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-09 00:09:56,449 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-09 00:09:56,450 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-09 00:09:56,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:09:56,451 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 00:09:56,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:09:56,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:09:56,454 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:09:56,694 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:09:56,697 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:09:57,138 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:09:57,139 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:09:57,401 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$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2024-11-09 00:09:57,407 INFO L158 Benchmark]: Toolchain (without parser) took 2130.36ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 92.5MB in the beginning and 81.2MB in the end (delta: 11.3MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2024-11-09 00:09:57,408 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 136.3MB. Free memory is still 79.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:09:57,409 INFO L158 Benchmark]: CACSL2BoogieTranslator took 921.27ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 92.2MB in the beginning and 129.4MB in the end (delta: -37.2MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. [2024-11-09 00:09:57,410 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.23ms. Allocated memory is still 163.6MB. Free memory was 129.4MB in the beginning and 127.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:09:57,411 INFO L158 Benchmark]: Boogie Preprocessor took 73.99ms. Allocated memory is still 163.6MB. Free memory was 127.3MB in the beginning and 125.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:09:57,412 INFO L158 Benchmark]: RCFGBuilder took 1068.77ms. Allocated memory is still 163.6MB. Free memory was 125.2MB in the beginning and 81.2MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-11-09 00:09:57,416 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 136.3MB. Free memory is still 79.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 921.27ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 92.2MB in the beginning and 129.4MB in the end (delta: -37.2MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.23ms. Allocated memory is still 163.6MB. Free memory was 129.4MB in the beginning and 127.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.99ms. Allocated memory is still 163.6MB. Free memory was 127.3MB in the beginning and 125.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1068.77ms. Allocated memory is still 163.6MB. Free memory was 125.2MB in the beginning and 81.2MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$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. [2024-11-09 00:09:57,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix015.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk --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 0.2.5-dev-a016563 [2024-11-09 00:10:00,396 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:10:00,527 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:10:00,579 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:10:00,581 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:10:00,581 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:10:00,582 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:10:00,587 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:10:00,588 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:10:00,589 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:10:00,589 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:10:00,590 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:10:00,590 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:10:00,593 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:10:00,593 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:10:00,594 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:10:00,594 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:10:00,595 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:10:00,595 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:10:00,599 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:10:00,600 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:10:00,601 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:10:00,601 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:10:00,601 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:10:00,602 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:10:00,602 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:10:00,602 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:00,603 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:10:00,603 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:10:00,604 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:10:00,604 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:10:00,604 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:10:00,605 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:10:00,605 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:10:00,605 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:00,606 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:10:00,606 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f8371a34a183593aa0efc399c0d4d9ea84f8dd0da99bba9eb7bddd73e7a457d [2024-11-09 00:10:01,098 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:10:01,129 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:10:01,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:10:01,135 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:10:01,136 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:10:01,137 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix015.opt.i Unable to find full path for "g++" [2024-11-09 00:10:03,570 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:10:03,981 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:10:03,982 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/sv-benchmarks/c/pthread-wmm/mix015.opt.i [2024-11-09 00:10:03,999 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk/data/137d2b359/c2a7ab6c757f45758595a1c3c04c522b/FLAG8f7b22cce [2024-11-09 00:10:04,018 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk/data/137d2b359/c2a7ab6c757f45758595a1c3c04c522b [2024-11-09 00:10:04,021 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:10:04,023 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:10:04,024 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:10:04,025 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:10:04,031 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:10:04,032 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:10:04" (1/1) ... [2024-11-09 00:10:04,033 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@93d5197 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:04, skipping insertion in model container [2024-11-09 00:10:04,033 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:10:04" (1/1) ... [2024-11-09 00:10:04,102 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:10:04,338 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_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/sv-benchmarks/c/pthread-wmm/mix015.opt.i[944,957] [2024-11-09 00:10:04,745 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:10:04,766 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:10:04,784 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_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/sv-benchmarks/c/pthread-wmm/mix015.opt.i[944,957] [2024-11-09 00:10:04,890 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:10:05,037 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:10:05,043 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:05 WrapperNode [2024-11-09 00:10:05,043 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:10:05,044 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:10:05,044 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:10:05,045 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:10:05,054 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:05" (1/1) ... [2024-11-09 00:10:05,083 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:05" (1/1) ... [2024-11-09 00:10:05,125 INFO L138 Inliner]: procedures = 176, calls = 48, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 80 [2024-11-09 00:10:05,126 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:10:05,127 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:10:05,128 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:10:05,128 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:10:05,138 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:05" (1/1) ... [2024-11-09 00:10:05,139 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:05" (1/1) ... [2024-11-09 00:10:05,142 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:05" (1/1) ... [2024-11-09 00:10:05,147 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:05" (1/1) ... [2024-11-09 00:10:05,166 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:05" (1/1) ... [2024-11-09 00:10:05,172 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:05" (1/1) ... [2024-11-09 00:10:05,179 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:05" (1/1) ... [2024-11-09 00:10:05,181 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:05" (1/1) ... [2024-11-09 00:10:05,188 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:10:05,189 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:10:05,193 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:10:05,194 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:10:05,195 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:05" (1/1) ... [2024-11-09 00:10:05,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:10:05,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:10:05,239 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:10:05,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:10:05,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:10:05,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:10:05,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 00:10:05,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:10:05,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:10:05,281 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-09 00:10:05,281 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-09 00:10:05,281 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-09 00:10:05,282 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-09 00:10:05,282 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-09 00:10:05,282 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-09 00:10:05,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 00:10:05,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:10:05,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:10:05,285 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:10:05,534 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:10:05,537 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:10:06,082 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:10:06,083 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:10:06,409 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$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2024-11-09 00:10:06,418 INFO L158 Benchmark]: Toolchain (without parser) took 2393.85ms. Allocated memory was 98.6MB in the beginning and 134.2MB in the end (delta: 35.7MB). Free memory was 73.2MB in the beginning and 77.2MB in the end (delta: -4.0MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2024-11-09 00:10:06,419 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 98.6MB. Free memory was 74.2MB in the beginning and 74.0MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:10:06,419 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1019.08ms. Allocated memory is still 98.6MB. Free memory was 73.0MB in the beginning and 70.7MB in the end (delta: 2.2MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2024-11-09 00:10:06,420 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.80ms. Allocated memory is still 98.6MB. Free memory was 70.7MB in the beginning and 68.3MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:10:06,422 INFO L158 Benchmark]: Boogie Preprocessor took 62.14ms. Allocated memory is still 98.6MB. Free memory was 68.3MB in the beginning and 65.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:10:06,423 INFO L158 Benchmark]: RCFGBuilder took 1226.26ms. Allocated memory was 98.6MB in the beginning and 134.2MB in the end (delta: 35.7MB). Free memory was 65.9MB in the beginning and 77.2MB in the end (delta: -11.4MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2024-11-09 00:10:06,428 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 98.6MB. Free memory was 74.2MB in the beginning and 74.0MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1019.08ms. Allocated memory is still 98.6MB. Free memory was 73.0MB in the beginning and 70.7MB in the end (delta: 2.2MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.80ms. Allocated memory is still 98.6MB. Free memory was 70.7MB in the beginning and 68.3MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 62.14ms. Allocated memory is still 98.6MB. Free memory was 68.3MB in the beginning and 65.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1226.26ms. Allocated memory was 98.6MB in the beginning and 134.2MB in the end (delta: 35.7MB). Free memory was 65.9MB in the beginning and 77.2MB in the end (delta: -11.4MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$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$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:10:06,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_175c97e0-e2b4-4af5-af2b-ba1bfa5378aa/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$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?