./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix044.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_6969446b-6541-4f5f-84df-1fa29730081e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6969446b-6541-4f5f-84df-1fa29730081e/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_6969446b-6541-4f5f-84df-1fa29730081e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6969446b-6541-4f5f-84df-1fa29730081e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix044.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6969446b-6541-4f5f-84df-1fa29730081e/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_6969446b-6541-4f5f-84df-1fa29730081e/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 bb408c890b0d52a937687fd58d564d57121120b7f4647156375768e776a678b4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:26:53,920 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:26:53,994 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6969446b-6541-4f5f-84df-1fa29730081e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:26:53,999 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:26:53,999 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:26:54,047 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:26:54,048 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:26:54,049 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:26:54,050 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:26:54,050 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:26:54,051 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:26:54,051 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:26:54,051 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:26:54,052 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:26:54,052 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:26:54,053 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:26:54,053 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:26:54,054 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:26:54,054 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:26:54,054 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:26:54,055 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:26:54,058 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:26:54,059 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:26:54,059 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:26:54,059 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:26:54,060 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:26:54,060 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:26:54,060 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:26:54,061 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:26:54,061 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:26:54,061 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:26:54,061 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:26:54,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:26:54,062 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_6969446b-6541-4f5f-84df-1fa29730081e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6969446b-6541-4f5f-84df-1fa29730081e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb408c890b0d52a937687fd58d564d57121120b7f4647156375768e776a678b4 [2024-11-08 19:26:54,369 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:26:54,405 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:26:54,408 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:26:54,410 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:26:54,410 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:26:54,412 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6969446b-6541-4f5f-84df-1fa29730081e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix044.opt.i Unable to find full path for "g++" [2024-11-08 19:26:56,519 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:26:56,876 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:26:56,877 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6969446b-6541-4f5f-84df-1fa29730081e/sv-benchmarks/c/pthread-wmm/mix044.opt.i [2024-11-08 19:26:56,893 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6969446b-6541-4f5f-84df-1fa29730081e/bin/ukojak-verify-ImItNfHLgk/data/65f4ebfa8/f2dc326379fd4966b06fd895788f7143/FLAGb7fe11a7b [2024-11-08 19:26:57,123 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6969446b-6541-4f5f-84df-1fa29730081e/bin/ukojak-verify-ImItNfHLgk/data/65f4ebfa8/f2dc326379fd4966b06fd895788f7143 [2024-11-08 19:26:57,125 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:26:57,127 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:26:57,129 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:26:57,130 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:26:57,136 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:26:57,137 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:26:57" (1/1) ... [2024-11-08 19:26:57,138 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bfad583 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:57, skipping insertion in model container [2024-11-08 19:26:57,139 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:26:57" (1/1) ... [2024-11-08 19:26:57,205 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:26:57,423 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_6969446b-6541-4f5f-84df-1fa29730081e/sv-benchmarks/c/pthread-wmm/mix044.opt.i[944,957] [2024-11-08 19:26:57,646 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:26:57,660 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:26:57,675 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_6969446b-6541-4f5f-84df-1fa29730081e/sv-benchmarks/c/pthread-wmm/mix044.opt.i[944,957] [2024-11-08 19:26:57,743 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:26:57,790 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:26:57,790 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:57 WrapperNode [2024-11-08 19:26:57,790 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:26:57,792 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:26:57,792 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:26:57,792 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:26:57,801 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:57" (1/1) ... [2024-11-08 19:26:57,827 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:57" (1/1) ... [2024-11-08 19:26:57,873 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 106 [2024-11-08 19:26:57,874 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:26:57,878 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:26:57,879 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:26:57,879 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:26:57,895 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:57" (1/1) ... [2024-11-08 19:26:57,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:57" (1/1) ... [2024-11-08 19:26:57,901 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:57" (1/1) ... [2024-11-08 19:26:57,901 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:57" (1/1) ... [2024-11-08 19:26:57,908 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:57" (1/1) ... [2024-11-08 19:26:57,911 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:57" (1/1) ... [2024-11-08 19:26:57,913 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:57" (1/1) ... [2024-11-08 19:26:57,915 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:57" (1/1) ... [2024-11-08 19:26:57,936 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:26:57,940 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:26:57,941 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:26:57,941 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:26:57,942 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:57" (1/1) ... [2024-11-08 19:26:57,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:26:57,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6969446b-6541-4f5f-84df-1fa29730081e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:26:58,013 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6969446b-6541-4f5f-84df-1fa29730081e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:26:58,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6969446b-6541-4f5f-84df-1fa29730081e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:26:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:26:58,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:26:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 19:26:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:26:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 19:26:58,089 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 19:26:58,089 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 19:26:58,090 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 19:26:58,090 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 19:26:58,090 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 19:26:58,090 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-08 19:26:58,091 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-08 19:26:58,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:26:58,091 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 19:26:58,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:26:58,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:26:58,093 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 19:26:58,279 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:26:58,281 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:26:58,608 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 19:26:58,609 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:26:58,850 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 19:26:58,856 INFO L158 Benchmark]: Toolchain (without parser) took 1728.75ms. Allocated memory is still 153.1MB. Free memory was 123.3MB in the beginning and 81.4MB in the end (delta: 41.9MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. [2024-11-08 19:26:58,860 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 125.8MB. Free memory is still 97.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:26:58,860 INFO L158 Benchmark]: CACSL2BoogieTranslator took 661.58ms. Allocated memory is still 153.1MB. Free memory was 123.1MB in the beginning and 98.0MB in the end (delta: 25.1MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2024-11-08 19:26:58,861 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.01ms. Allocated memory is still 153.1MB. Free memory was 98.0MB in the beginning and 95.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:26:58,862 INFO L158 Benchmark]: Boogie Preprocessor took 61.22ms. Allocated memory is still 153.1MB. Free memory was 95.2MB in the beginning and 120.0MB in the end (delta: -24.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:26:58,863 INFO L158 Benchmark]: RCFGBuilder took 914.12ms. Allocated memory is still 153.1MB. Free memory was 120.0MB in the beginning and 81.4MB in the end (delta: 38.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-11-08 19:26:58,866 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 125.8MB. Free memory is still 97.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 661.58ms. Allocated memory is still 153.1MB. Free memory was 123.1MB in the beginning and 98.0MB in the end (delta: 25.1MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.01ms. Allocated memory is still 153.1MB. Free memory was 98.0MB in the beginning and 95.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.22ms. Allocated memory is still 153.1MB. Free memory was 95.2MB in the beginning and 120.0MB in the end (delta: -24.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 914.12ms. Allocated memory is still 153.1MB. Free memory was 120.0MB in the beginning and 81.4MB in the end (delta: 38.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 19:26:58,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6969446b-6541-4f5f-84df-1fa29730081e/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_6969446b-6541-4f5f-84df-1fa29730081e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6969446b-6541-4f5f-84df-1fa29730081e/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_6969446b-6541-4f5f-84df-1fa29730081e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6969446b-6541-4f5f-84df-1fa29730081e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix044.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6969446b-6541-4f5f-84df-1fa29730081e/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_6969446b-6541-4f5f-84df-1fa29730081e/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 bb408c890b0d52a937687fd58d564d57121120b7f4647156375768e776a678b4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:27:01,533 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:27:01,632 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6969446b-6541-4f5f-84df-1fa29730081e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 19:27:01,682 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:27:01,683 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:27:01,684 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:27:01,685 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:27:01,688 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:27:01,688 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:27:01,689 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:27:01,689 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:27:01,690 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:27:01,690 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:27:01,690 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:27:01,691 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:27:01,691 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:27:01,694 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:27:01,695 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:27:01,695 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:27:01,695 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:27:01,696 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:27:01,700 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:27:01,700 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:27:01,701 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:27:01,701 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:27:01,701 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:27:01,701 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:27:01,702 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:27:01,702 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:27:01,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:27:01,704 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:27:01,704 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:27:01,705 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:27:01,705 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:27:01,705 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:27:01,706 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:27:01,706 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_6969446b-6541-4f5f-84df-1fa29730081e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6969446b-6541-4f5f-84df-1fa29730081e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb408c890b0d52a937687fd58d564d57121120b7f4647156375768e776a678b4 [2024-11-08 19:27:02,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:27:02,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:27:02,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:27:02,169 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:27:02,170 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:27:02,172 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6969446b-6541-4f5f-84df-1fa29730081e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix044.opt.i Unable to find full path for "g++" [2024-11-08 19:27:04,289 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:27:04,707 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:27:04,707 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6969446b-6541-4f5f-84df-1fa29730081e/sv-benchmarks/c/pthread-wmm/mix044.opt.i [2024-11-08 19:27:04,728 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6969446b-6541-4f5f-84df-1fa29730081e/bin/ukojak-verify-ImItNfHLgk/data/f4c63a87e/1a2684c280e74ddca143508f7febfec8/FLAG25746cc84 [2024-11-08 19:27:04,914 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6969446b-6541-4f5f-84df-1fa29730081e/bin/ukojak-verify-ImItNfHLgk/data/f4c63a87e/1a2684c280e74ddca143508f7febfec8 [2024-11-08 19:27:04,918 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:27:04,919 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:27:04,923 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:27:04,924 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:27:04,930 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:27:04,930 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:27:04" (1/1) ... [2024-11-08 19:27:04,932 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72cce426 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:04, skipping insertion in model container [2024-11-08 19:27:04,932 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:27:04" (1/1) ... [2024-11-08 19:27:05,006 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:27:05,304 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_6969446b-6541-4f5f-84df-1fa29730081e/sv-benchmarks/c/pthread-wmm/mix044.opt.i[944,957] [2024-11-08 19:27:05,611 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:27:05,629 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:27:05,648 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_6969446b-6541-4f5f-84df-1fa29730081e/sv-benchmarks/c/pthread-wmm/mix044.opt.i[944,957] [2024-11-08 19:27:05,739 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:27:05,791 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:27:05,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:05 WrapperNode [2024-11-08 19:27:05,792 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:27:05,793 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:27:05,793 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:27:05,793 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:27:05,807 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:05" (1/1) ... [2024-11-08 19:27:05,827 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:05" (1/1) ... [2024-11-08 19:27:05,870 INFO L138 Inliner]: procedures = 177, calls = 55, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 107 [2024-11-08 19:27:05,871 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:27:05,872 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:27:05,872 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:27:05,872 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:27:05,887 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:05" (1/1) ... [2024-11-08 19:27:05,887 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:05" (1/1) ... [2024-11-08 19:27:05,894 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:05" (1/1) ... [2024-11-08 19:27:05,894 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:05" (1/1) ... [2024-11-08 19:27:05,921 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:05" (1/1) ... [2024-11-08 19:27:05,925 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:05" (1/1) ... [2024-11-08 19:27:05,933 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:05" (1/1) ... [2024-11-08 19:27:05,935 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:05" (1/1) ... [2024-11-08 19:27:05,940 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:27:05,947 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:27:05,947 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:27:05,947 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:27:05,948 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:05" (1/1) ... [2024-11-08 19:27:05,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:27:05,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6969446b-6541-4f5f-84df-1fa29730081e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:27:05,974 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6969446b-6541-4f5f-84df-1fa29730081e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:27:05,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6969446b-6541-4f5f-84df-1fa29730081e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:27:06,019 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:27:06,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:27:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 19:27:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:27:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:27:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 19:27:06,020 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 19:27:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 19:27:06,020 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 19:27:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 19:27:06,021 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 19:27:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-08 19:27:06,021 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-08 19:27:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 19:27:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:27:06,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:27:06,023 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 19:27:06,213 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:27:06,215 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:27:06,716 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 19:27:06,719 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:27:06,924 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 19:27:06,932 INFO L158 Benchmark]: Toolchain (without parser) took 2011.92ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 41.2MB in the beginning and 44.5MB in the end (delta: -3.3MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2024-11-08 19:27:06,932 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 67.1MB. Free memory was 42.8MB in the beginning and 42.8MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:27:06,934 INFO L158 Benchmark]: CACSL2BoogieTranslator took 869.47ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 41.1MB in the beginning and 50.3MB in the end (delta: -9.2MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2024-11-08 19:27:06,934 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.31ms. Allocated memory is still 88.1MB. Free memory was 50.3MB in the beginning and 47.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:27:06,935 INFO L158 Benchmark]: Boogie Preprocessor took 74.31ms. Allocated memory is still 88.1MB. Free memory was 47.8MB in the beginning and 45.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:27:06,936 INFO L158 Benchmark]: RCFGBuilder took 983.45ms. Allocated memory is still 88.1MB. Free memory was 45.4MB in the beginning and 44.5MB in the end (delta: 923.9kB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2024-11-08 19:27:06,939 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71ms. Allocated memory is still 67.1MB. Free memory was 42.8MB in the beginning and 42.8MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 869.47ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 41.1MB in the beginning and 50.3MB in the end (delta: -9.2MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.31ms. Allocated memory is still 88.1MB. Free memory was 50.3MB in the beginning and 47.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.31ms. Allocated memory is still 88.1MB. Free memory was 47.8MB in the beginning and 45.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 983.45ms. Allocated memory is still 88.1MB. Free memory was 45.4MB in the beginning and 44.5MB in the end (delta: 923.9kB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 19:27:06,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6969446b-6541-4f5f-84df-1fa29730081e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?