./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix006.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_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/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_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix006.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/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_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/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 557c1f2fab4f7585e181c0a50145e0f2efcca52cad7f093489c012afed407365 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:21:03,442 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:21:03,517 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 23:21:03,522 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:21:03,523 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:21:03,565 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:21:03,570 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:21:03,571 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:21:03,572 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:21:03,573 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:21:03,575 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:21:03,575 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:21:03,576 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:21:03,578 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:21:03,579 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:21:03,579 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:21:03,580 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:21:03,580 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:21:03,580 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:21:03,581 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:21:03,581 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:21:03,586 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:21:03,586 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:21:03,587 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:21:03,587 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:21:03,588 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:21:03,588 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:21:03,588 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:21:03,589 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:21:03,589 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:21:03,589 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:21:03,594 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:21:03,594 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:21:03,595 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:21:03,595 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:21:03,597 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_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 557c1f2fab4f7585e181c0a50145e0f2efcca52cad7f093489c012afed407365 [2024-11-08 23:21:03,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:21:03,930 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:21:03,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:21:03,935 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:21:03,936 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:21:03,938 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix006.opt.i Unable to find full path for "g++" [2024-11-08 23:21:06,209 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:21:06,548 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:21:06,549 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/sv-benchmarks/c/pthread-wmm/mix006.opt.i [2024-11-08 23:21:06,565 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/bin/ukojak-verify-ImItNfHLgk/data/799862269/26fc98f07f954294af1c3dd37b965ef4/FLAGa3256f64f [2024-11-08 23:21:06,588 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/bin/ukojak-verify-ImItNfHLgk/data/799862269/26fc98f07f954294af1c3dd37b965ef4 [2024-11-08 23:21:06,594 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:21:06,596 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:21:06,597 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:21:06,597 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:21:06,605 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:21:06,606 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:21:06" (1/1) ... [2024-11-08 23:21:06,608 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56d2ef13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:06, skipping insertion in model container [2024-11-08 23:21:06,610 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:21:06" (1/1) ... [2024-11-08 23:21:06,676 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:21:07,232 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:21:07,246 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:21:07,321 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:21:07,365 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:21:07,366 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:07 WrapperNode [2024-11-08 23:21:07,366 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:21:07,367 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:21:07,368 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:21:07,368 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:21:07,377 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:07" (1/1) ... [2024-11-08 23:21:07,394 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:07" (1/1) ... [2024-11-08 23:21:07,425 INFO L138 Inliner]: procedures = 175, calls = 47, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 85 [2024-11-08 23:21:07,426 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:21:07,427 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:21:07,428 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:21:07,428 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:21:07,440 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:07" (1/1) ... [2024-11-08 23:21:07,440 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:07" (1/1) ... [2024-11-08 23:21:07,443 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:07" (1/1) ... [2024-11-08 23:21:07,444 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:07" (1/1) ... [2024-11-08 23:21:07,453 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:07" (1/1) ... [2024-11-08 23:21:07,455 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:07" (1/1) ... [2024-11-08 23:21:07,458 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:07" (1/1) ... [2024-11-08 23:21:07,460 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:07" (1/1) ... [2024-11-08 23:21:07,464 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:21:07,465 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:21:07,465 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:21:07,465 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:21:07,466 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:07" (1/1) ... [2024-11-08 23:21:07,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:21:07,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:21:07,525 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:21:07,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:21:07,576 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:21:07,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:21:07,577 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 23:21:07,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:21:07,578 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 23:21:07,578 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 23:21:07,578 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 23:21:07,578 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 23:21:07,578 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 23:21:07,579 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 23:21:07,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:21:07,579 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 23:21:07,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:21:07,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:21:07,582 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 23:21:07,784 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:21:07,787 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:21:08,281 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 23:21:08,282 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:21:08,580 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0 == ~y$r_buff0_thd0~0 % 256 then 0 else 1);~y$r_buff1_thd1~0 := (if 0 == ~y$r_buff0_thd1~0 % 256 then 0 else 1);~y$r_buff1_thd2~0 := (if 0 == ~y$r_buff0_thd2~0 % 256 then 0 else 1);~y$r_buff1_thd3~0 := (if 0 == ~y$r_buff0_thd3~0 % 256 then 0 else 1);~y$r_buff0_thd3~0 := 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:123) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 23:21:08,588 INFO L158 Benchmark]: Toolchain (without parser) took 1988.48ms. Allocated memory is still 169.9MB. Free memory was 130.6MB in the beginning and 104.6MB in the end (delta: 26.0MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. [2024-11-08 23:21:08,589 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 132.1MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:21:08,590 INFO L158 Benchmark]: CACSL2BoogieTranslator took 769.57ms. Allocated memory is still 169.9MB. Free memory was 130.6MB in the beginning and 104.1MB in the end (delta: 26.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-08 23:21:08,590 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.84ms. Allocated memory is still 169.9MB. Free memory was 104.1MB in the beginning and 101.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:21:08,591 INFO L158 Benchmark]: Boogie Preprocessor took 37.01ms. Allocated memory is still 169.9MB. Free memory was 101.7MB in the beginning and 99.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:21:08,592 INFO L158 Benchmark]: RCFGBuilder took 1118.45ms. Allocated memory is still 169.9MB. Free memory was 99.5MB in the beginning and 104.6MB in the end (delta: -5.1MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2024-11-08 23:21:08,597 INFO L338 ainManager$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 132.1MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 769.57ms. Allocated memory is still 169.9MB. Free memory was 130.6MB in the beginning and 104.1MB in the end (delta: 26.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.84ms. Allocated memory is still 169.9MB. Free memory was 104.1MB in the beginning and 101.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.01ms. Allocated memory is still 169.9MB. Free memory was 101.7MB in the beginning and 99.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1118.45ms. Allocated memory is still 169.9MB. Free memory was 99.5MB in the beginning and 104.6MB in the end (delta: -5.1MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0 == ~y$r_buff0_thd0~0 % 256 then 0 else 1);~y$r_buff1_thd1~0 := (if 0 == ~y$r_buff0_thd1~0 % 256 then 0 else 1);~y$r_buff1_thd2~0 := (if 0 == ~y$r_buff0_thd2~0 % 256 then 0 else 1);~y$r_buff1_thd3~0 := (if 0 == ~y$r_buff0_thd3~0 % 256 then 0 else 1);~y$r_buff0_thd3~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0 == ~y$r_buff0_thd0~0 % 256 then 0 else 1);~y$r_buff1_thd1~0 := (if 0 == ~y$r_buff0_thd1~0 % 256 then 0 else 1);~y$r_buff1_thd2~0 := (if 0 == ~y$r_buff0_thd2~0 % 256 then 0 else 1);~y$r_buff1_thd3~0 := (if 0 == ~y$r_buff0_thd3~0 % 256 then 0 else 1);~y$r_buff0_thd3~0 := 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:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:21:08,639 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/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_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix006.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/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_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/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 557c1f2fab4f7585e181c0a50145e0f2efcca52cad7f093489c012afed407365 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:21:11,205 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:21:11,306 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-08 23:21:11,350 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:21:11,351 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:21:11,351 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:21:11,352 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:21:11,353 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:21:11,353 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:21:11,353 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:21:11,354 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:21:11,354 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:21:11,355 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:21:11,355 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:21:11,355 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:21:11,356 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:21:11,356 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:21:11,356 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:21:11,357 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:21:11,357 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:21:11,358 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:21:11,362 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:21:11,362 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:21:11,362 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:21:11,362 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:21:11,363 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:21:11,363 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:21:11,363 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:21:11,364 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:21:11,367 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:21:11,368 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:21:11,368 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:21:11,368 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:21:11,369 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:21:11,369 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:21:11,369 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:21:11,369 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:21:11,369 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:21:11,370 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_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 557c1f2fab4f7585e181c0a50145e0f2efcca52cad7f093489c012afed407365 [2024-11-08 23:21:11,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:21:11,782 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:21:11,787 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:21:11,789 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:21:11,790 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:21:11,792 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix006.opt.i Unable to find full path for "g++" [2024-11-08 23:21:13,965 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:21:14,288 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:21:14,288 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/sv-benchmarks/c/pthread-wmm/mix006.opt.i [2024-11-08 23:21:14,308 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/bin/ukojak-verify-ImItNfHLgk/data/c30eebc46/da0b49c5d5364205b5e1e6fd7b510229/FLAGbd10e8f36 [2024-11-08 23:21:14,324 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/bin/ukojak-verify-ImItNfHLgk/data/c30eebc46/da0b49c5d5364205b5e1e6fd7b510229 [2024-11-08 23:21:14,326 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:21:14,328 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:21:14,329 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:21:14,329 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:21:14,335 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:21:14,336 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:21:14" (1/1) ... [2024-11-08 23:21:14,337 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f941503 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:14, skipping insertion in model container [2024-11-08 23:21:14,337 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:21:14" (1/1) ... [2024-11-08 23:21:14,401 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:21:15,067 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:21:15,089 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:21:15,186 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:21:15,248 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:21:15,248 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:15 WrapperNode [2024-11-08 23:21:15,249 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:21:15,250 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:21:15,250 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:21:15,250 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:21:15,258 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:15" (1/1) ... [2024-11-08 23:21:15,276 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:15" (1/1) ... [2024-11-08 23:21:15,314 INFO L138 Inliner]: procedures = 176, calls = 47, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 86 [2024-11-08 23:21:15,314 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:21:15,315 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:21:15,315 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:21:15,315 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:21:15,327 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:15" (1/1) ... [2024-11-08 23:21:15,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:15" (1/1) ... [2024-11-08 23:21:15,331 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:15" (1/1) ... [2024-11-08 23:21:15,331 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:15" (1/1) ... [2024-11-08 23:21:15,353 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:15" (1/1) ... [2024-11-08 23:21:15,358 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:15" (1/1) ... [2024-11-08 23:21:15,364 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:15" (1/1) ... [2024-11-08 23:21:15,366 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:15" (1/1) ... [2024-11-08 23:21:15,374 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:21:15,378 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:21:15,378 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:21:15,379 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:21:15,379 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:15" (1/1) ... [2024-11-08 23:21:15,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:21:15,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:21:15,418 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:21:15,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:21:15,453 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:21:15,453 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:21:15,453 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 23:21:15,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:21:15,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:21:15,454 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 23:21:15,454 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 23:21:15,454 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 23:21:15,454 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 23:21:15,454 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 23:21:15,455 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 23:21:15,455 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 23:21:15,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:21:15,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:21:15,456 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 23:21:15,670 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:21:15,673 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:21:16,078 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 23:21:16,079 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:21:16,335 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff1_thd3~0 := (if 0bv8 == ~y$r_buff0_thd3~0 then 0bv8 else 1bv8);~y$r_buff0_thd3~0 := 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:123) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 23:21:16,340 INFO L158 Benchmark]: Toolchain (without parser) took 2011.38ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 48.3MB in the beginning and 52.1MB in the end (delta: -3.8MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2024-11-08 23:21:16,341 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 73.4MB. Free memory was 49.1MB in the beginning and 49.1MB in the end (delta: 30.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:21:16,343 INFO L158 Benchmark]: CACSL2BoogieTranslator took 919.75ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 48.1MB in the beginning and 61.2MB in the end (delta: -13.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:21:16,344 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.63ms. Allocated memory is still 96.5MB. Free memory was 61.2MB in the beginning and 58.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:21:16,344 INFO L158 Benchmark]: Boogie Preprocessor took 62.67ms. Allocated memory is still 96.5MB. Free memory was 58.8MB in the beginning and 56.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:21:16,346 INFO L158 Benchmark]: RCFGBuilder took 960.09ms. Allocated memory is still 96.5MB. Free memory was 56.0MB in the beginning and 52.1MB in the end (delta: 3.9MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2024-11-08 23:21:16,349 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 73.4MB. Free memory was 49.1MB in the beginning and 49.1MB in the end (delta: 30.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 919.75ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 48.1MB in the beginning and 61.2MB in the end (delta: -13.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.63ms. Allocated memory is still 96.5MB. Free memory was 61.2MB in the beginning and 58.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.67ms. Allocated memory is still 96.5MB. Free memory was 58.8MB in the beginning and 56.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 960.09ms. Allocated memory is still 96.5MB. Free memory was 56.0MB in the beginning and 52.1MB in the end (delta: 3.9MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff1_thd3~0 := (if 0bv8 == ~y$r_buff0_thd3~0 then 0bv8 else 1bv8);~y$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff1_thd3~0 := (if 0bv8 == ~y$r_buff0_thd3~0 then 0bv8 else 1bv8);~y$r_buff0_thd3~0 := 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:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:21:16,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902ce7e8-d5a1-4bf8-af9f-e81d0ade20fd/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 end of atomic block: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff1_thd3~0 := (if 0bv8 == ~y$r_buff0_thd3~0 then 0bv8 else 1bv8);~y$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?