./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix014_tso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8e7b58-6c78-4f64-a548-44b168f8fe39/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8e7b58-6c78-4f64-a548-44b168f8fe39/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_7b8e7b58-6c78-4f64-a548-44b168f8fe39/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8e7b58-6c78-4f64-a548-44b168f8fe39/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix014_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8e7b58-6c78-4f64-a548-44b168f8fe39/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_7b8e7b58-6c78-4f64-a548-44b168f8fe39/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 4fc83f7400faec1e297c0070148ef6e08fc24a46b81d9a9e52a0ee501a0da326 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:41:50,745 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:41:50,851 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8e7b58-6c78-4f64-a548-44b168f8fe39/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:41:50,856 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:41:50,857 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:41:50,883 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:41:50,884 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:41:50,885 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:41:50,886 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:41:50,886 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:41:50,887 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:41:50,887 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:41:50,888 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:41:50,888 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:41:50,889 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:41:50,889 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:41:50,890 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:41:50,890 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:41:50,891 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:41:50,891 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:41:50,892 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:41:50,892 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:41:50,893 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:41:50,893 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:41:50,894 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:41:50,894 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:41:50,895 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:41:50,895 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:41:50,896 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:41:50,896 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:41:50,897 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:41:50,897 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:41:50,897 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:41:50,898 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_7b8e7b58-6c78-4f64-a548-44b168f8fe39/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8e7b58-6c78-4f64-a548-44b168f8fe39/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4fc83f7400faec1e297c0070148ef6e08fc24a46b81d9a9e52a0ee501a0da326 [2024-11-08 22:41:51,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:41:51,280 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:41:51,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:41:51,309 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:41:51,312 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:41:51,313 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8e7b58-6c78-4f64-a548-44b168f8fe39/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix014_tso.oepc.i Unable to find full path for "g++" [2024-11-08 22:41:53,481 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:41:53,764 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:41:53,765 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8e7b58-6c78-4f64-a548-44b168f8fe39/sv-benchmarks/c/pthread-wmm/mix014_tso.oepc.i [2024-11-08 22:41:53,784 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8e7b58-6c78-4f64-a548-44b168f8fe39/bin/ukojak-verify-ImItNfHLgk/data/095ec7802/7f3dc505b03b4df28678b7371f9829aa/FLAG2f23571b7 [2024-11-08 22:41:53,807 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8e7b58-6c78-4f64-a548-44b168f8fe39/bin/ukojak-verify-ImItNfHLgk/data/095ec7802/7f3dc505b03b4df28678b7371f9829aa [2024-11-08 22:41:53,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:41:53,811 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:41:53,813 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:41:53,813 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:41:53,820 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:41:53,821 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:41:53" (1/1) ... [2024-11-08 22:41:53,822 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1eaf0a65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:53, skipping insertion in model container [2024-11-08 22:41:53,823 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:41:53" (1/1) ... [2024-11-08 22:41:53,881 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:41:54,127 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_7b8e7b58-6c78-4f64-a548-44b168f8fe39/sv-benchmarks/c/pthread-wmm/mix014_tso.oepc.i[949,962] [2024-11-08 22:41:54,593 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:41:54,622 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:41:54,639 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_7b8e7b58-6c78-4f64-a548-44b168f8fe39/sv-benchmarks/c/pthread-wmm/mix014_tso.oepc.i[949,962] [2024-11-08 22:41:54,707 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:41:54,769 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:41:54,769 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:54 WrapperNode [2024-11-08 22:41:54,770 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:41:54,771 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:41:54,772 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:41:54,772 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:41:54,782 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:54" (1/1) ... [2024-11-08 22:41:54,805 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:54" (1/1) ... [2024-11-08 22:41:54,838 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 130 [2024-11-08 22:41:54,839 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:41:54,840 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:41:54,840 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:41:54,840 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:41:54,852 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:54" (1/1) ... [2024-11-08 22:41:54,852 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:54" (1/1) ... [2024-11-08 22:41:54,857 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:54" (1/1) ... [2024-11-08 22:41:54,861 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:54" (1/1) ... [2024-11-08 22:41:54,873 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:54" (1/1) ... [2024-11-08 22:41:54,876 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:54" (1/1) ... [2024-11-08 22:41:54,879 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:54" (1/1) ... [2024-11-08 22:41:54,882 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:54" (1/1) ... [2024-11-08 22:41:54,888 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:41:54,889 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:41:54,889 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:41:54,889 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:41:54,890 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:54" (1/1) ... [2024-11-08 22:41:54,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:41:54,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8e7b58-6c78-4f64-a548-44b168f8fe39/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:41:54,934 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8e7b58-6c78-4f64-a548-44b168f8fe39/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:41:54,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8e7b58-6c78-4f64-a548-44b168f8fe39/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:41:54,979 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:41:54,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:41:54,979 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:41:54,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:41:54,980 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 22:41:54,980 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 22:41:54,980 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 22:41:54,980 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 22:41:54,980 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 22:41:54,981 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 22:41:54,981 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-08 22:41:54,981 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-08 22:41:54,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:41:54,981 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:41:54,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:41:54,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:41:54,984 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 22:41:55,160 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:41:55,164 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:41:55,795 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:41:55,796 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:41:56,144 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 22:41:56,151 INFO L158 Benchmark]: Toolchain (without parser) took 2338.59ms. Allocated memory is still 165.7MB. Free memory was 125.8MB in the beginning and 62.8MB in the end (delta: 63.0MB). Peak memory consumption was 64.4MB. Max. memory is 16.1GB. [2024-11-08 22:41:56,152 INFO L158 Benchmark]: CDTParser took 1.08ms. Allocated memory is still 119.5MB. Free memory was 87.7MB in the beginning and 87.7MB in the end (delta: 25.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:41:56,153 INFO L158 Benchmark]: CACSL2BoogieTranslator took 957.44ms. Allocated memory is still 165.7MB. Free memory was 125.2MB in the beginning and 94.3MB in the end (delta: 31.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-08 22:41:56,153 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.88ms. Allocated memory is still 165.7MB. Free memory was 94.3MB in the beginning and 90.8MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:41:56,154 INFO L158 Benchmark]: Boogie Preprocessor took 48.10ms. Allocated memory is still 165.7MB. Free memory was 90.8MB in the beginning and 88.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:41:56,155 INFO L158 Benchmark]: RCFGBuilder took 1260.44ms. Allocated memory is still 165.7MB. Free memory was 88.1MB in the beginning and 62.8MB in the end (delta: 25.3MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2024-11-08 22:41:56,158 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.08ms. Allocated memory is still 119.5MB. Free memory was 87.7MB in the beginning and 87.7MB in the end (delta: 25.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 957.44ms. Allocated memory is still 165.7MB. Free memory was 125.2MB in the beginning and 94.3MB in the end (delta: 31.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.88ms. Allocated memory is still 165.7MB. Free memory was 94.3MB in the beginning and 90.8MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.10ms. Allocated memory is still 165.7MB. Free memory was 90.8MB in the beginning and 88.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1260.44ms. Allocated memory is still 165.7MB. Free memory was 88.1MB in the beginning and 62.8MB in the end (delta: 25.3MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:41:56,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8e7b58-6c78-4f64-a548-44b168f8fe39/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8e7b58-6c78-4f64-a548-44b168f8fe39/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8e7b58-6c78-4f64-a548-44b168f8fe39/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_7b8e7b58-6c78-4f64-a548-44b168f8fe39/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8e7b58-6c78-4f64-a548-44b168f8fe39/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix014_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8e7b58-6c78-4f64-a548-44b168f8fe39/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_7b8e7b58-6c78-4f64-a548-44b168f8fe39/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 4fc83f7400faec1e297c0070148ef6e08fc24a46b81d9a9e52a0ee501a0da326 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:41:58,954 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:41:59,069 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8e7b58-6c78-4f64-a548-44b168f8fe39/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:41:59,125 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:41:59,126 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:41:59,126 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:41:59,129 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:41:59,130 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:41:59,131 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:41:59,133 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:41:59,133 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:41:59,134 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:41:59,134 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:41:59,134 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:41:59,135 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:41:59,137 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:41:59,138 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:41:59,138 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:41:59,138 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:41:59,139 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:41:59,139 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:41:59,140 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:41:59,141 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:41:59,141 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:41:59,141 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:41:59,142 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:41:59,142 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:41:59,142 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:41:59,143 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:41:59,143 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:41:59,143 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:41:59,144 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:41:59,144 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:41:59,144 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:41:59,145 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:41:59,145 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:41:59,145 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_7b8e7b58-6c78-4f64-a548-44b168f8fe39/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8e7b58-6c78-4f64-a548-44b168f8fe39/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4fc83f7400faec1e297c0070148ef6e08fc24a46b81d9a9e52a0ee501a0da326 [2024-11-08 22:41:59,600 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:41:59,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:41:59,632 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:41:59,634 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:41:59,635 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:41:59,637 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8e7b58-6c78-4f64-a548-44b168f8fe39/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix014_tso.oepc.i Unable to find full path for "g++" [2024-11-08 22:42:01,985 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:42:02,312 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:42:02,313 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8e7b58-6c78-4f64-a548-44b168f8fe39/sv-benchmarks/c/pthread-wmm/mix014_tso.oepc.i [2024-11-08 22:42:02,351 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8e7b58-6c78-4f64-a548-44b168f8fe39/bin/ukojak-verify-ImItNfHLgk/data/39a240c98/cc4e1163e0234c1f85441aa3a92a6995/FLAGd7a07a850 [2024-11-08 22:42:02,379 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8e7b58-6c78-4f64-a548-44b168f8fe39/bin/ukojak-verify-ImItNfHLgk/data/39a240c98/cc4e1163e0234c1f85441aa3a92a6995 [2024-11-08 22:42:02,382 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:42:02,384 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:42:02,388 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:42:02,388 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:42:02,395 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:42:02,396 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:42:02" (1/1) ... [2024-11-08 22:42:02,397 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1828210a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:02, skipping insertion in model container [2024-11-08 22:42:02,399 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:42:02" (1/1) ... [2024-11-08 22:42:02,466 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:42:02,772 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_7b8e7b58-6c78-4f64-a548-44b168f8fe39/sv-benchmarks/c/pthread-wmm/mix014_tso.oepc.i[949,962] [2024-11-08 22:42:03,180 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:42:03,199 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:42:03,214 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_7b8e7b58-6c78-4f64-a548-44b168f8fe39/sv-benchmarks/c/pthread-wmm/mix014_tso.oepc.i[949,962] [2024-11-08 22:42:03,301 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:42:03,367 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:42:03,368 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:03 WrapperNode [2024-11-08 22:42:03,368 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:42:03,369 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:42:03,369 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:42:03,369 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:42:03,377 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:03" (1/1) ... [2024-11-08 22:42:03,395 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:03" (1/1) ... [2024-11-08 22:42:03,424 INFO L138 Inliner]: procedures = 177, calls = 56, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 131 [2024-11-08 22:42:03,425 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:42:03,426 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:42:03,426 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:42:03,426 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:42:03,439 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:03" (1/1) ... [2024-11-08 22:42:03,439 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:03" (1/1) ... [2024-11-08 22:42:03,446 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:03" (1/1) ... [2024-11-08 22:42:03,446 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:03" (1/1) ... [2024-11-08 22:42:03,476 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:03" (1/1) ... [2024-11-08 22:42:03,478 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:03" (1/1) ... [2024-11-08 22:42:03,481 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:03" (1/1) ... [2024-11-08 22:42:03,484 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:03" (1/1) ... [2024-11-08 22:42:03,488 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:42:03,489 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:42:03,490 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:42:03,490 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:42:03,491 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:03" (1/1) ... [2024-11-08 22:42:03,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:42:03,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8e7b58-6c78-4f64-a548-44b168f8fe39/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:42:03,538 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8e7b58-6c78-4f64-a548-44b168f8fe39/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:42:03,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8e7b58-6c78-4f64-a548-44b168f8fe39/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:42:03,579 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:42:03,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:42:03,580 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:42:03,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:42:03,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:42:03,581 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 22:42:03,582 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 22:42:03,582 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 22:42:03,582 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 22:42:03,582 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 22:42:03,582 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 22:42:03,582 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-08 22:42:03,583 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-08 22:42:03,583 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:42:03,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:42:03,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:42:03,587 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 22:42:03,800 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:42:03,803 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:42:04,459 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:42:04,460 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:42:04,822 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 22:42:04,827 INFO L158 Benchmark]: Toolchain (without parser) took 2442.80ms. Allocated memory was 62.9MB in the beginning and 104.9MB in the end (delta: 41.9MB). Free memory was 32.1MB in the beginning and 70.3MB in the end (delta: -38.2MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. [2024-11-08 22:42:04,829 INFO L158 Benchmark]: CDTParser took 0.70ms. Allocated memory is still 62.9MB. Free memory was 39.4MB in the beginning and 39.3MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:42:04,830 INFO L158 Benchmark]: CACSL2BoogieTranslator took 980.03ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 31.9MB in the beginning and 55.9MB in the end (delta: -24.0MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2024-11-08 22:42:04,830 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.45ms. Allocated memory is still 81.8MB. Free memory was 55.9MB in the beginning and 52.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:42:04,831 INFO L158 Benchmark]: Boogie Preprocessor took 63.02ms. Allocated memory is still 81.8MB. Free memory was 52.9MB in the beginning and 49.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:42:04,831 INFO L158 Benchmark]: RCFGBuilder took 1336.33ms. Allocated memory was 81.8MB in the beginning and 104.9MB in the end (delta: 23.1MB). Free memory was 49.8MB in the beginning and 70.3MB in the end (delta: -20.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-08 22:42:04,836 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70ms. Allocated memory is still 62.9MB. Free memory was 39.4MB in the beginning and 39.3MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 980.03ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 31.9MB in the beginning and 55.9MB in the end (delta: -24.0MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.45ms. Allocated memory is still 81.8MB. Free memory was 55.9MB in the beginning and 52.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.02ms. Allocated memory is still 81.8MB. Free memory was 52.9MB in the beginning and 49.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1336.33ms. Allocated memory was 81.8MB in the beginning and 104.9MB in the end (delta: 23.1MB). Free memory was 49.8MB in the beginning and 70.3MB in the end (delta: -20.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:42:04,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8e7b58-6c78-4f64-a548-44b168f8fe39/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?