./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe019_power.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_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/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_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/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_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/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 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:12:46,719 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:12:46,819 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:12:46,825 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:12:46,825 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:12:46,867 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:12:46,868 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:12:46,869 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:12:46,870 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:12:46,870 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:12:46,872 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:12:46,872 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:12:46,873 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:12:46,875 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:12:46,879 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:12:46,880 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:12:46,880 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:12:46,880 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:12:46,881 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:12:46,881 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:12:46,882 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:12:46,884 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:12:46,884 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:12:46,885 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:12:46,885 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:12:46,886 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:12:46,886 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:12:46,886 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:12:46,887 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:12:46,887 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:12:46,891 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:12:46,892 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:12:46,892 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:12:46,892 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_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 [2024-11-08 22:12:47,200 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:12:47,256 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:12:47,259 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:12:47,261 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:12:47,262 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:12:47,263 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i Unable to find full path for "g++" [2024-11-08 22:12:49,745 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:12:50,101 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:12:50,104 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i [2024-11-08 22:12:50,123 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/bin/ukojak-verify-ImItNfHLgk/data/c2c6cb6b3/ef4e3e52a6144f7bbee9911bff1c2683/FLAG5b691d31c [2024-11-08 22:12:50,146 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/bin/ukojak-verify-ImItNfHLgk/data/c2c6cb6b3/ef4e3e52a6144f7bbee9911bff1c2683 [2024-11-08 22:12:50,150 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:12:50,152 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:12:50,154 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:12:50,154 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:12:50,161 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:12:50,162 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:12:50" (1/1) ... [2024-11-08 22:12:50,164 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3437fde0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:12:50, skipping insertion in model container [2024-11-08 22:12:50,164 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:12:50" (1/1) ... [2024-11-08 22:12:50,234 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:12:50,513 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_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i[994,1007] [2024-11-08 22:12:50,966 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:12:50,986 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:12:51,004 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_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i[994,1007] [2024-11-08 22:12:51,114 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:12:51,173 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:12:51,174 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:12:51 WrapperNode [2024-11-08 22:12:51,175 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:12:51,177 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:12:51,177 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:12:51,177 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:12:51,192 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:12:51" (1/1) ... [2024-11-08 22:12:51,214 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:12:51" (1/1) ... [2024-11-08 22:12:51,249 INFO L138 Inliner]: procedures = 176, calls = 72, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 130 [2024-11-08 22:12:51,252 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:12:51,253 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:12:51,253 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:12:51,253 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:12:51,267 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:12:51" (1/1) ... [2024-11-08 22:12:51,267 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:12:51" (1/1) ... [2024-11-08 22:12:51,273 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:12:51" (1/1) ... [2024-11-08 22:12:51,273 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:12:51" (1/1) ... [2024-11-08 22:12:51,290 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:12:51" (1/1) ... [2024-11-08 22:12:51,297 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:12:51" (1/1) ... [2024-11-08 22:12:51,305 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:12:51" (1/1) ... [2024-11-08 22:12:51,311 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:12:51" (1/1) ... [2024-11-08 22:12:51,323 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:12:51,324 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:12:51,327 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:12:51,328 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:12:51,329 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:12:51" (1/1) ... [2024-11-08 22:12:51,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:12:51,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:12:51,376 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:12:51,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:12:51,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:12:51,425 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:12:51,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:12:51,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:12:51,427 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:12:51,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:12:51,428 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 22:12:51,428 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 22:12:51,428 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 22:12:51,429 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 22:12:51,429 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 22:12:51,429 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 22:12:51,430 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-08 22:12:51,430 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-08 22:12:51,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:12:51,430 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:12:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:12:51,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:12:51,433 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 22:12:51,677 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:12:51,680 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:12:52,527 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:12:52,527 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:12:53,075 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2024-11-08 22:12:53,087 INFO L158 Benchmark]: Toolchain (without parser) took 2934.23ms. Allocated memory is still 157.3MB. Free memory was 119.2MB in the beginning and 97.9MB in the end (delta: 21.3MB). Peak memory consumption was 75.8MB. Max. memory is 16.1GB. [2024-11-08 22:12:53,087 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 109.1MB. Free memory was 85.2MB in the beginning and 85.1MB in the end (delta: 124.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:12:53,088 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1021.75ms. Allocated memory is still 157.3MB. Free memory was 118.7MB in the beginning and 89.4MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-08 22:12:53,089 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.31ms. Allocated memory is still 157.3MB. Free memory was 89.4MB in the beginning and 86.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:12:53,090 INFO L158 Benchmark]: Boogie Preprocessor took 70.15ms. Allocated memory is still 157.3MB. Free memory was 86.8MB in the beginning and 84.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:12:53,092 INFO L158 Benchmark]: RCFGBuilder took 1760.62ms. Allocated memory is still 157.3MB. Free memory was 84.3MB in the beginning and 97.9MB in the end (delta: -13.6MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. [2024-11-08 22:12:53,100 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 109.1MB. Free memory was 85.2MB in the beginning and 85.1MB in the end (delta: 124.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1021.75ms. Allocated memory is still 157.3MB. Free memory was 118.7MB in the beginning and 89.4MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.31ms. Allocated memory is still 157.3MB. Free memory was 89.4MB in the beginning and 86.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.15ms. Allocated memory is still 157.3MB. Free memory was 86.8MB in the beginning and 84.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1760.62ms. Allocated memory is still 157.3MB. Free memory was 84.3MB in the beginning and 97.9MB in the end (delta: -13.6MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:12:53,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/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_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/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_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/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_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/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 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:12:56,019 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:12:56,135 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:12:56,212 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:12:56,214 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:12:56,215 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:12:56,217 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:12:56,218 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:12:56,219 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:12:56,221 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:12:56,222 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:12:56,222 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:12:56,223 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:12:56,223 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:12:56,224 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:12:56,226 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:12:56,228 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:12:56,231 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:12:56,232 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:12:56,233 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:12:56,233 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:12:56,234 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:12:56,234 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:12:56,235 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:12:56,235 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:12:56,236 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:12:56,236 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:12:56,237 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:12:56,239 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:12:56,240 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:12:56,241 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:12:56,242 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:12:56,242 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:12:56,243 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:12:56,243 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:12:56,243 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:12:56,244 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_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 [2024-11-08 22:12:56,719 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:12:56,760 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:12:56,764 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:12:56,766 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:12:56,769 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:12:56,771 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i Unable to find full path for "g++" [2024-11-08 22:12:59,520 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:12:59,938 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:12:59,939 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i [2024-11-08 22:12:59,965 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/bin/ukojak-verify-ImItNfHLgk/data/9398fbdad/3d22689e6ae4484c8627266457febaa3/FLAGee358bf6b [2024-11-08 22:13:00,002 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/bin/ukojak-verify-ImItNfHLgk/data/9398fbdad/3d22689e6ae4484c8627266457febaa3 [2024-11-08 22:13:00,005 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:13:00,007 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:13:00,009 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:13:00,009 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:13:00,018 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:13:00,020 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:13:00" (1/1) ... [2024-11-08 22:13:00,021 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19f5f97a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:13:00, skipping insertion in model container [2024-11-08 22:13:00,022 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:13:00" (1/1) ... [2024-11-08 22:13:00,087 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:13:00,365 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_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i[994,1007] [2024-11-08 22:13:00,759 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:13:00,808 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:13:00,826 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_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i[994,1007] [2024-11-08 22:13:00,943 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:13:01,014 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:13:01,015 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:13:01 WrapperNode [2024-11-08 22:13:01,015 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:13:01,016 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:13:01,017 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:13:01,017 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:13:01,028 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:13:01" (1/1) ... [2024-11-08 22:13:01,064 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:13:01" (1/1) ... [2024-11-08 22:13:01,113 INFO L138 Inliner]: procedures = 180, calls = 72, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 131 [2024-11-08 22:13:01,113 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:13:01,114 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:13:01,118 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:13:01,119 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:13:01,131 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:13:01" (1/1) ... [2024-11-08 22:13:01,131 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:13:01" (1/1) ... [2024-11-08 22:13:01,137 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:13:01" (1/1) ... [2024-11-08 22:13:01,138 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:13:01" (1/1) ... [2024-11-08 22:13:01,152 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:13:01" (1/1) ... [2024-11-08 22:13:01,156 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:13:01" (1/1) ... [2024-11-08 22:13:01,160 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:13:01" (1/1) ... [2024-11-08 22:13:01,163 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:13:01" (1/1) ... [2024-11-08 22:13:01,169 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:13:01,170 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:13:01,171 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:13:01,171 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:13:01,172 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:13:01" (1/1) ... [2024-11-08 22:13:01,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:13:01,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:13:01,230 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:13:01,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:13:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 22:13:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:13:01,276 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:13:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:13:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:13:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 22:13:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:13:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-08 22:13:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 22:13:01,277 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 22:13:01,278 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 22:13:01,278 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 22:13:01,278 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 22:13:01,278 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 22:13:01,278 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-08 22:13:01,278 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-08 22:13:01,279 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:13:01,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:13:01,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:13:01,282 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 22:13:01,601 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:13:01,604 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:13:02,496 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:13:02,496 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:13:03,174 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2024-11-08 22:13:03,180 INFO L158 Benchmark]: Toolchain (without parser) took 3171.69ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 54.0MB in the beginning and 39.0MB in the end (delta: 15.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-08 22:13:03,180 INFO L158 Benchmark]: CDTParser took 0.91ms. Allocated memory is still 56.6MB. Free memory is still 33.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:13:03,181 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1006.76ms. Allocated memory is still 79.7MB. Free memory was 53.8MB in the beginning and 44.6MB in the end (delta: 9.1MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2024-11-08 22:13:03,182 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.16ms. Allocated memory is still 79.7MB. Free memory was 44.6MB in the beginning and 42.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:13:03,183 INFO L158 Benchmark]: Boogie Preprocessor took 55.60ms. Allocated memory is still 79.7MB. Free memory was 42.3MB in the beginning and 39.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:13:03,184 INFO L158 Benchmark]: RCFGBuilder took 2006.98ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 39.0MB in the beginning and 39.0MB in the end (delta: 29.7kB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2024-11-08 22:13:03,187 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.91ms. Allocated memory is still 56.6MB. Free memory is still 33.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1006.76ms. Allocated memory is still 79.7MB. Free memory was 53.8MB in the beginning and 44.6MB in the end (delta: 9.1MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.16ms. Allocated memory is still 79.7MB. Free memory was 44.6MB in the beginning and 42.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.60ms. Allocated memory is still 79.7MB. Free memory was 42.3MB in the beginning and 39.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2006.98ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 39.0MB in the beginning and 39.0MB in the end (delta: 29.7kB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:13:03,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bd5da04-c105-4154-bf2b-ca20e05fe6d0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?