./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe018_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe018_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 81ed16bb51b8da596bb3c9a2024b72d3baf359b31125524126025207d822fe2c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:01:31,215 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:01:31,269 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 23:01:31,272 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:01:31,273 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:01:31,291 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:01:31,292 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:01:31,292 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:01:31,293 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:01:31,293 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:01:31,293 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:01:31,293 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:01:31,293 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:01:31,293 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:01:31,293 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:01:31,293 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:01:31,294 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:01:31,294 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:01:31,294 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:01:31,294 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:01:31,294 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:01:31,294 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:01:31,294 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:01:31,294 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:01:31,294 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:01:31,294 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:01:31,295 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:01:31,295 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:01:31,295 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:01:31,295 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:01:31,295 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:01:31,295 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:01:31,295 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:01:31,295 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81ed16bb51b8da596bb3c9a2024b72d3baf359b31125524126025207d822fe2c [2024-12-05 23:01:31,523 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:01:31,531 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:01:31,533 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:01:31,534 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:01:31,535 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:01:31,536 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe018_power.opt.i [2024-12-05 23:01:34,184 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b/data/e175ae88d/a59a7010116f4c8085c56236b3a51b33/FLAGb6d490586 [2024-12-05 23:01:34,448 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:01:34,449 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/sv-benchmarks/c/pthread-wmm/safe018_power.opt.i [2024-12-05 23:01:34,462 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b/data/e175ae88d/a59a7010116f4c8085c56236b3a51b33/FLAGb6d490586 [2024-12-05 23:01:34,777 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b/data/e175ae88d/a59a7010116f4c8085c56236b3a51b33 [2024-12-05 23:01:34,779 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:01:34,780 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:01:34,781 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:01:34,781 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:01:34,784 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:01:34,784 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:01:34" (1/1) ... [2024-12-05 23:01:34,785 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64efd339 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:34, skipping insertion in model container [2024-12-05 23:01:34,785 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:01:34" (1/1) ... [2024-12-05 23:01:34,817 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:01:34,961 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/sv-benchmarks/c/pthread-wmm/safe018_power.opt.i[994,1007] [2024-12-05 23:01:35,133 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:01:35,144 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:01:35,153 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/sv-benchmarks/c/pthread-wmm/safe018_power.opt.i[994,1007] [2024-12-05 23:01:35,206 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:01:35,242 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:01:35,242 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:35 WrapperNode [2024-12-05 23:01:35,243 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:01:35,244 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:01:35,244 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:01:35,244 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:01:35,250 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:35" (1/1) ... [2024-12-05 23:01:35,264 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:35" (1/1) ... [2024-12-05 23:01:35,281 INFO L138 Inliner]: procedures = 175, calls = 63, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 119 [2024-12-05 23:01:35,282 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:01:35,282 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:01:35,282 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:01:35,282 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:01:35,287 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:35" (1/1) ... [2024-12-05 23:01:35,287 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:35" (1/1) ... [2024-12-05 23:01:35,291 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:35" (1/1) ... [2024-12-05 23:01:35,291 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:35" (1/1) ... [2024-12-05 23:01:35,299 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:35" (1/1) ... [2024-12-05 23:01:35,300 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:35" (1/1) ... [2024-12-05 23:01:35,302 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:35" (1/1) ... [2024-12-05 23:01:35,304 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:35" (1/1) ... [2024-12-05 23:01:35,306 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:35" (1/1) ... [2024-12-05 23:01:35,309 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:01:35,309 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:01:35,310 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:01:35,310 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:01:35,311 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:35" (1/1) ... [2024-12-05 23:01:35,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:01:35,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:01:35,337 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:01:35,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:01:35,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-05 23:01:35,358 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:01:35,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:01:35,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-05 23:01:35,358 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:01:35,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:01:35,358 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-05 23:01:35,358 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-05 23:01:35,358 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-05 23:01:35,358 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-05 23:01:35,359 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-05 23:01:35,359 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-05 23:01:35,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:01:35,359 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:01:35,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:01:35,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:01:35,360 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 23:01:35,476 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:01:35,477 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:01:35,897 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:01:35,897 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:01:36,170 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: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff1_thd3~0 := (if 0 == ~x$r_buff0_thd3~0 % 256 then 0 else 1);~x$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2024-12-05 23:01:36,175 INFO L158 Benchmark]: Toolchain (without parser) took 1394.34ms. Allocated memory is still 142.6MB. Free memory was 115.5MB in the beginning and 54.7MB in the end (delta: 60.8MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2024-12-05 23:01:36,175 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:01:36,175 INFO L158 Benchmark]: CACSL2BoogieTranslator took 462.27ms. Allocated memory is still 142.6MB. Free memory was 115.5MB in the beginning and 90.0MB in the end (delta: 25.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 23:01:36,176 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.13ms. Allocated memory is still 142.6MB. Free memory was 90.0MB in the beginning and 87.8MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:01:36,176 INFO L158 Benchmark]: Boogie Preprocessor took 26.68ms. Allocated memory is still 142.6MB. Free memory was 87.8MB in the beginning and 85.7MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:01:36,177 INFO L158 Benchmark]: RCFGBuilder took 863.98ms. Allocated memory is still 142.6MB. Free memory was 85.7MB in the beginning and 54.7MB in the end (delta: 31.1MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2024-12-05 23:01:36,179 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 462.27ms. Allocated memory is still 142.6MB. Free memory was 115.5MB in the beginning and 90.0MB in the end (delta: 25.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.13ms. Allocated memory is still 142.6MB. Free memory was 90.0MB in the beginning and 87.8MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.68ms. Allocated memory is still 142.6MB. Free memory was 87.8MB in the beginning and 85.7MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 863.98ms. Allocated memory is still 142.6MB. Free memory was 85.7MB in the beginning and 54.7MB in the end (delta: 31.1MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff1_thd3~0 := (if 0 == ~x$r_buff0_thd3~0 % 256 then 0 else 1);~x$r_buff0_thd2~0 := 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: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff1_thd3~0 := (if 0 == ~x$r_buff0_thd3~0 % 256 then 0 else 1);~x$r_buff0_thd2~0 := 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. [2024-12-05 23:01:36,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe018_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 81ed16bb51b8da596bb3c9a2024b72d3baf359b31125524126025207d822fe2c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:01:38,133 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:01:38,209 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 23:01:38,233 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:01:38,233 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:01:38,234 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:01:38,234 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:01:38,234 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:01:38,234 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:01:38,234 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:01:38,234 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:01:38,234 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:01:38,235 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:01:38,235 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:01:38,235 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:01:38,235 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:01:38,235 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:01:38,235 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:01:38,235 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:01:38,235 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:01:38,235 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:01:38,235 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:01:38,236 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:01:38,236 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:01:38,236 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:01:38,236 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:01:38,236 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:01:38,236 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:01:38,236 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:01:38,236 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:01:38,237 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:01:38,237 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:01:38,237 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:01:38,237 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:01:38,237 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:01:38,237 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:01:38,237 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81ed16bb51b8da596bb3c9a2024b72d3baf359b31125524126025207d822fe2c [2024-12-05 23:01:38,460 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:01:38,468 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:01:38,470 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:01:38,471 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:01:38,472 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:01:38,473 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe018_power.opt.i [2024-12-05 23:01:41,168 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b/data/d29d75379/642ade8a4ecd4fe295482c0389b2d8e1/FLAG244d45662 [2024-12-05 23:01:41,397 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:01:41,397 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/sv-benchmarks/c/pthread-wmm/safe018_power.opt.i [2024-12-05 23:01:41,411 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b/data/d29d75379/642ade8a4ecd4fe295482c0389b2d8e1/FLAG244d45662 [2024-12-05 23:01:41,719 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b/data/d29d75379/642ade8a4ecd4fe295482c0389b2d8e1 [2024-12-05 23:01:41,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:01:41,722 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:01:41,723 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:01:41,723 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:01:41,726 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:01:41,727 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:01:41" (1/1) ... [2024-12-05 23:01:41,728 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bfb9973 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:41, skipping insertion in model container [2024-12-05 23:01:41,728 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:01:41" (1/1) ... [2024-12-05 23:01:41,758 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:01:41,889 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/sv-benchmarks/c/pthread-wmm/safe018_power.opt.i[994,1007] [2024-12-05 23:01:42,036 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:01:42,048 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:01:42,059 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/sv-benchmarks/c/pthread-wmm/safe018_power.opt.i[994,1007] [2024-12-05 23:01:42,112 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:01:42,152 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:01:42,152 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:42 WrapperNode [2024-12-05 23:01:42,153 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:01:42,154 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:01:42,154 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:01:42,154 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:01:42,161 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:42" (1/1) ... [2024-12-05 23:01:42,177 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:42" (1/1) ... [2024-12-05 23:01:42,194 INFO L138 Inliner]: procedures = 179, calls = 63, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 120 [2024-12-05 23:01:42,194 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:01:42,195 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:01:42,195 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:01:42,195 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:01:42,201 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:42" (1/1) ... [2024-12-05 23:01:42,201 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:42" (1/1) ... [2024-12-05 23:01:42,205 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:42" (1/1) ... [2024-12-05 23:01:42,206 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:42" (1/1) ... [2024-12-05 23:01:42,230 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:42" (1/1) ... [2024-12-05 23:01:42,231 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:42" (1/1) ... [2024-12-05 23:01:42,233 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:42" (1/1) ... [2024-12-05 23:01:42,236 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:42" (1/1) ... [2024-12-05 23:01:42,238 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:42" (1/1) ... [2024-12-05 23:01:42,242 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:01:42,243 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:01:42,243 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:01:42,243 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:01:42,244 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:42" (1/1) ... [2024-12-05 23:01:42,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:01:42,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:01:42,272 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:01:42,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:01:42,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-05 23:01:42,297 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:01:42,298 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:01:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:01:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:01:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-05 23:01:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:01:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-05 23:01:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-05 23:01:42,298 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-05 23:01:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-05 23:01:42,298 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-05 23:01:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-05 23:01:42,298 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-05 23:01:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:01:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:01:42,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:01:42,300 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 23:01:42,433 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:01:42,434 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:01:42,879 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:01:42,879 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:01:43,233 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: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd2~0 := 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:299) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:01:43,237 INFO L158 Benchmark]: Toolchain (without parser) took 1514.83ms. Allocated memory is still 92.3MB. Free memory was 68.8MB in the beginning and 38.0MB in the end (delta: 30.8MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. [2024-12-05 23:01:43,238 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:01:43,238 INFO L158 Benchmark]: CACSL2BoogieTranslator took 430.18ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 43.0MB in the end (delta: 25.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 23:01:43,239 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.66ms. Allocated memory is still 92.3MB. Free memory was 43.0MB in the beginning and 40.8MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:01:43,239 INFO L158 Benchmark]: Boogie Preprocessor took 47.42ms. Allocated memory is still 92.3MB. Free memory was 40.8MB in the beginning and 67.9MB in the end (delta: -27.1MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2024-12-05 23:01:43,240 INFO L158 Benchmark]: RCFGBuilder took 992.92ms. Allocated memory is still 92.3MB. Free memory was 67.9MB in the beginning and 38.0MB in the end (delta: 29.8MB). Peak memory consumption was 48.7MB. Max. memory is 16.1GB. [2024-12-05 23:01:43,241 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 430.18ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 43.0MB in the end (delta: 25.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.66ms. Allocated memory is still 92.3MB. Free memory was 43.0MB in the beginning and 40.8MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.42ms. Allocated memory is still 92.3MB. Free memory was 40.8MB in the beginning and 67.9MB in the end (delta: -27.1MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * RCFGBuilder took 992.92ms. Allocated memory is still 92.3MB. Free memory was 67.9MB in the beginning and 38.0MB in the end (delta: 29.8MB). Peak memory consumption was 48.7MB. 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: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd2~0 := 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. [2024-12-05 23:01:43,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8ff012-1bff-4b6e-99b2-b862c1c38280/bin/ukojak-verify-CZk0znPC7b/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: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?