./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe005_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_397eeee4-f60f-45f2-a329-ff6f62890f4b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_397eeee4-f60f-45f2-a329-ff6f62890f4b/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_397eeee4-f60f-45f2-a329-ff6f62890f4b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_397eeee4-f60f-45f2-a329-ff6f62890f4b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe005_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_397eeee4-f60f-45f2-a329-ff6f62890f4b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_397eeee4-f60f-45f2-a329-ff6f62890f4b/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 40c6d23f476fb49e658cd83073483dddc1740bbd5f458e601d84fe47899d7237 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:42:48,771 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:42:48,862 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_397eeee4-f60f-45f2-a329-ff6f62890f4b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 22:42:48,869 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:42:48,869 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:42:48,907 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:42:48,910 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:42:48,910 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:42:48,911 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:42:48,911 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:42:48,912 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:42:48,912 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:42:48,912 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:42:48,913 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:42:48,913 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:42:48,916 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:42:48,917 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:42:48,917 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:42:48,918 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:42:48,918 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:42:48,918 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:42:48,922 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:42:48,922 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:42:48,923 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:42:48,923 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:42:48,923 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:42:48,923 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:42:48,924 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:42:48,924 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:42:48,924 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:42:48,925 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:42:48,925 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:42:48,925 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:42:48,929 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:42:48,930 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:42:48,930 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_397eeee4-f60f-45f2-a329-ff6f62890f4b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_397eeee4-f60f-45f2-a329-ff6f62890f4b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 40c6d23f476fb49e658cd83073483dddc1740bbd5f458e601d84fe47899d7237 [2024-11-08 22:42:49,226 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:42:49,255 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:42:49,258 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:42:49,259 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:42:49,260 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:42:49,262 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_397eeee4-f60f-45f2-a329-ff6f62890f4b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/safe005_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i Unable to find full path for "g++" [2024-11-08 22:42:51,243 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:42:51,531 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:42:51,531 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_397eeee4-f60f-45f2-a329-ff6f62890f4b/sv-benchmarks/c/pthread-wmm/safe005_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-11-08 22:42:51,551 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_397eeee4-f60f-45f2-a329-ff6f62890f4b/bin/ukojak-verify-ImItNfHLgk/data/bbd056b64/c706c49820d34cc2be2589664bc79de6/FLAGef8b93854 [2024-11-08 22:42:51,569 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_397eeee4-f60f-45f2-a329-ff6f62890f4b/bin/ukojak-verify-ImItNfHLgk/data/bbd056b64/c706c49820d34cc2be2589664bc79de6 [2024-11-08 22:42:51,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:42:51,574 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:42:51,575 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:42:51,575 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:42:51,580 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:42:51,581 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:42:51" (1/1) ... [2024-11-08 22:42:51,583 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@769b555e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:51, skipping insertion in model container [2024-11-08 22:42:51,583 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:42:51" (1/1) ... [2024-11-08 22:42:51,638 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:42:52,149 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:42:52,169 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:42:52,263 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:42:52,313 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:42:52,314 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:52 WrapperNode [2024-11-08 22:42:52,314 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:42:52,315 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:42:52,315 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:42:52,316 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:42:52,324 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:52" (1/1) ... [2024-11-08 22:42:52,347 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:52" (1/1) ... [2024-11-08 22:42:52,381 INFO L138 Inliner]: procedures = 175, calls = 45, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 83 [2024-11-08 22:42:52,385 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:42:52,386 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:42:52,387 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:42:52,387 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:42:52,396 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:52" (1/1) ... [2024-11-08 22:42:52,397 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:52" (1/1) ... [2024-11-08 22:42:52,399 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:52" (1/1) ... [2024-11-08 22:42:52,402 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:52" (1/1) ... [2024-11-08 22:42:52,413 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:52" (1/1) ... [2024-11-08 22:42:52,418 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:52" (1/1) ... [2024-11-08 22:42:52,420 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:52" (1/1) ... [2024-11-08 22:42:52,425 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:52" (1/1) ... [2024-11-08 22:42:52,432 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:42:52,432 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:42:52,433 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:42:52,433 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:42:52,434 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:52" (1/1) ... [2024-11-08 22:42:52,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:42:52,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_397eeee4-f60f-45f2-a329-ff6f62890f4b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:42:52,474 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_397eeee4-f60f-45f2-a329-ff6f62890f4b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:42:52,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_397eeee4-f60f-45f2-a329-ff6f62890f4b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:42:52,516 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:42:52,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:42:52,516 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:42:52,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:42:52,517 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 22:42:52,517 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 22:42:52,517 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 22:42:52,517 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 22:42:52,519 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 22:42:52,519 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 22:42:52,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:42:52,520 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:42:52,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:42:52,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:42:52,522 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 22:42:52,679 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:42:52,683 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:42:53,069 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:42:53,069 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:42:53,259 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 22:42:53,265 INFO L158 Benchmark]: Toolchain (without parser) took 1690.70ms. Allocated memory is still 151.0MB. Free memory was 119.7MB in the beginning and 93.9MB in the end (delta: 25.9MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-11-08 22:42:53,267 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 109.1MB. Free memory is still 59.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:42:53,268 INFO L158 Benchmark]: CACSL2BoogieTranslator took 739.52ms. Allocated memory is still 151.0MB. Free memory was 119.7MB in the beginning and 94.1MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-08 22:42:53,269 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.23ms. Allocated memory is still 151.0MB. Free memory was 94.1MB in the beginning and 91.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:42:53,270 INFO L158 Benchmark]: Boogie Preprocessor took 45.91ms. Allocated memory is still 151.0MB. Free memory was 91.7MB in the beginning and 90.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:42:53,271 INFO L158 Benchmark]: RCFGBuilder took 830.80ms. Allocated memory is still 151.0MB. Free memory was 90.0MB in the beginning and 93.9MB in the end (delta: -3.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:42:53,274 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 109.1MB. Free memory is still 59.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 739.52ms. Allocated memory is still 151.0MB. Free memory was 119.7MB in the beginning and 94.1MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.23ms. Allocated memory is still 151.0MB. Free memory was 94.1MB in the beginning and 91.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.91ms. Allocated memory is still 151.0MB. Free memory was 91.7MB in the beginning and 90.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 830.80ms. Allocated memory is still 151.0MB. Free memory was 90.0MB in the beginning and 93.9MB in the end (delta: -3.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:42:53,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_397eeee4-f60f-45f2-a329-ff6f62890f4b/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_397eeee4-f60f-45f2-a329-ff6f62890f4b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_397eeee4-f60f-45f2-a329-ff6f62890f4b/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_397eeee4-f60f-45f2-a329-ff6f62890f4b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_397eeee4-f60f-45f2-a329-ff6f62890f4b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe005_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_397eeee4-f60f-45f2-a329-ff6f62890f4b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_397eeee4-f60f-45f2-a329-ff6f62890f4b/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 40c6d23f476fb49e658cd83073483dddc1740bbd5f458e601d84fe47899d7237 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:42:55,656 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:42:55,751 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_397eeee4-f60f-45f2-a329-ff6f62890f4b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-08 22:42:55,790 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:42:55,791 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:42:55,791 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:42:55,793 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:42:55,793 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:42:55,794 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:42:55,796 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:42:55,797 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:42:55,797 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:42:55,798 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:42:55,798 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:42:55,798 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:42:55,799 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:42:55,799 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:42:55,804 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:42:55,804 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:42:55,804 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:42:55,805 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:42:55,805 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:42:55,805 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:42:55,806 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:42:55,806 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:42:55,806 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:42:55,806 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:42:55,807 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:42:55,807 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:42:55,807 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:42:55,807 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:42:55,808 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:42:55,808 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:42:55,808 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:42:55,810 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:42:55,811 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:42:55,811 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:42:55,811 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:42:55,812 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_397eeee4-f60f-45f2-a329-ff6f62890f4b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_397eeee4-f60f-45f2-a329-ff6f62890f4b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 40c6d23f476fb49e658cd83073483dddc1740bbd5f458e601d84fe47899d7237 [2024-11-08 22:42:56,225 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:42:56,251 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:42:56,258 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:42:56,260 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:42:56,263 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:42:56,265 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_397eeee4-f60f-45f2-a329-ff6f62890f4b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/safe005_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i Unable to find full path for "g++" [2024-11-08 22:42:58,388 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:42:58,696 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:42:58,697 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_397eeee4-f60f-45f2-a329-ff6f62890f4b/sv-benchmarks/c/pthread-wmm/safe005_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-11-08 22:42:58,717 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_397eeee4-f60f-45f2-a329-ff6f62890f4b/bin/ukojak-verify-ImItNfHLgk/data/18a34a634/ebd012ad920d47f8b7b17032b4bd998f/FLAGc7ba26e88 [2024-11-08 22:42:58,960 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_397eeee4-f60f-45f2-a329-ff6f62890f4b/bin/ukojak-verify-ImItNfHLgk/data/18a34a634/ebd012ad920d47f8b7b17032b4bd998f [2024-11-08 22:42:58,962 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:42:58,964 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:42:58,965 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:42:58,966 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:42:58,971 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:42:58,972 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:42:58" (1/1) ... [2024-11-08 22:42:58,973 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@530c44a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:58, skipping insertion in model container [2024-11-08 22:42:58,973 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:42:58" (1/1) ... [2024-11-08 22:42:59,021 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:42:59,540 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:42:59,563 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:42:59,666 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:42:59,744 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:42:59,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:59 WrapperNode [2024-11-08 22:42:59,745 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:42:59,746 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:42:59,746 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:42:59,747 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:42:59,755 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:59" (1/1) ... [2024-11-08 22:42:59,781 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:59" (1/1) ... [2024-11-08 22:42:59,816 INFO L138 Inliner]: procedures = 176, calls = 45, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 84 [2024-11-08 22:42:59,819 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:42:59,820 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:42:59,820 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:42:59,820 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:42:59,830 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:59" (1/1) ... [2024-11-08 22:42:59,830 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:59" (1/1) ... [2024-11-08 22:42:59,837 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:59" (1/1) ... [2024-11-08 22:42:59,838 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:59" (1/1) ... [2024-11-08 22:42:59,857 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:59" (1/1) ... [2024-11-08 22:42:59,862 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:59" (1/1) ... [2024-11-08 22:42:59,869 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:59" (1/1) ... [2024-11-08 22:42:59,870 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:59" (1/1) ... [2024-11-08 22:42:59,878 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:42:59,882 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:42:59,882 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:42:59,882 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:42:59,883 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:59" (1/1) ... [2024-11-08 22:42:59,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:42:59,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_397eeee4-f60f-45f2-a329-ff6f62890f4b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:42:59,925 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_397eeee4-f60f-45f2-a329-ff6f62890f4b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:42:59,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_397eeee4-f60f-45f2-a329-ff6f62890f4b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:42:59,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:42:59,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:42:59,962 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:42:59,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:42:59,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:42:59,963 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 22:42:59,963 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 22:42:59,963 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 22:42:59,964 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 22:42:59,964 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 22:42:59,964 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 22:42:59,964 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:42:59,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:42:59,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:42:59,966 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 22:43:00,173 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:43:00,175 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:43:00,604 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:43:00,604 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:43:00,870 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 22:43:00,875 INFO L158 Benchmark]: Toolchain (without parser) took 1910.02ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 51.8MB in the beginning and 65.9MB in the end (delta: -14.1MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2024-11-08 22:43:00,876 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 77.6MB. Free memory was 53.8MB in the beginning and 53.7MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:43:00,877 INFO L158 Benchmark]: CACSL2BoogieTranslator took 780.31ms. Allocated memory is still 77.6MB. Free memory was 51.6MB in the beginning and 48.4MB in the end (delta: 3.2MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2024-11-08 22:43:00,877 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.91ms. Allocated memory is still 77.6MB. Free memory was 48.4MB in the beginning and 46.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:43:00,879 INFO L158 Benchmark]: Boogie Preprocessor took 61.75ms. Allocated memory is still 77.6MB. Free memory was 46.3MB in the beginning and 43.7MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:43:00,880 INFO L158 Benchmark]: RCFGBuilder took 990.83ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 43.7MB in the beginning and 65.9MB in the end (delta: -22.2MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2024-11-08 22:43:00,885 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 77.6MB. Free memory was 53.8MB in the beginning and 53.7MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 780.31ms. Allocated memory is still 77.6MB. Free memory was 51.6MB in the beginning and 48.4MB in the end (delta: 3.2MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.91ms. Allocated memory is still 77.6MB. Free memory was 48.4MB in the beginning and 46.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.75ms. Allocated memory is still 77.6MB. Free memory was 46.3MB in the beginning and 43.7MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 990.83ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 43.7MB in the beginning and 65.9MB in the end (delta: -22.2MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:43:00,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_397eeee4-f60f-45f2-a329-ff6f62890f4b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?