./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix003.oepc.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_ac97a8c2-d694-4d85-857e-7539b0aee6a3/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac97a8c2-d694-4d85-857e-7539b0aee6a3/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_ac97a8c2-d694-4d85-857e-7539b0aee6a3/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac97a8c2-d694-4d85-857e-7539b0aee6a3/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix003.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac97a8c2-d694-4d85-857e-7539b0aee6a3/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_ac97a8c2-d694-4d85-857e-7539b0aee6a3/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 929f303f9fec34ceeaa6ac57212036dd2a2b082a21c34f6b9e4e20069df7c744 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:22:31,696 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:22:31,749 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac97a8c2-d694-4d85-857e-7539b0aee6a3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 23:22:31,753 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:22:31,753 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:22:31,772 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:22:31,773 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:22:31,773 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:22:31,773 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:22:31,773 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:22:31,774 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:22:31,774 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:22:31,774 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:22:31,774 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:22:31,774 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:22:31,774 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:22:31,774 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:22:31,774 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:22:31,774 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:22:31,775 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:22:31,775 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:22:31,775 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:22:31,775 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:22:31,775 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:22:31,775 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:22:31,775 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:22:31,775 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:22:31,775 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:22:31,776 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:22:31,776 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:22:31,776 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:22:31,776 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:22:31,776 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:22:31,776 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_ac97a8c2-d694-4d85-857e-7539b0aee6a3/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 -> 929f303f9fec34ceeaa6ac57212036dd2a2b082a21c34f6b9e4e20069df7c744 [2024-12-05 23:22:31,987 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:22:31,994 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:22:31,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:22:31,997 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:22:31,997 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:22:31,998 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac97a8c2-d694-4d85-857e-7539b0aee6a3/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix003.oepc.i [2024-12-05 23:22:34,602 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac97a8c2-d694-4d85-857e-7539b0aee6a3/bin/ukojak-verify-CZk0znPC7b/data/1f2e12c88/d165b49584d84e5b9ea06710f5f410fe/FLAG7d51fc1a4 [2024-12-05 23:22:34,891 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:22:34,891 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac97a8c2-d694-4d85-857e-7539b0aee6a3/sv-benchmarks/c/pthread-wmm/mix003.oepc.i [2024-12-05 23:22:34,906 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac97a8c2-d694-4d85-857e-7539b0aee6a3/bin/ukojak-verify-CZk0znPC7b/data/1f2e12c88/d165b49584d84e5b9ea06710f5f410fe/FLAG7d51fc1a4 [2024-12-05 23:22:35,185 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac97a8c2-d694-4d85-857e-7539b0aee6a3/bin/ukojak-verify-CZk0znPC7b/data/1f2e12c88/d165b49584d84e5b9ea06710f5f410fe [2024-12-05 23:22:35,187 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:22:35,188 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:22:35,189 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:22:35,189 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:22:35,192 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:22:35,193 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:22:35" (1/1) ... [2024-12-05 23:22:35,194 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6221a930 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:35, skipping insertion in model container [2024-12-05 23:22:35,194 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:22:35" (1/1) ... [2024-12-05 23:22:35,224 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:22:35,366 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_ac97a8c2-d694-4d85-857e-7539b0aee6a3/sv-benchmarks/c/pthread-wmm/mix003.oepc.i[945,958] [2024-12-05 23:22:35,501 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:22:35,509 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:22:35,517 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_ac97a8c2-d694-4d85-857e-7539b0aee6a3/sv-benchmarks/c/pthread-wmm/mix003.oepc.i[945,958] [2024-12-05 23:22:35,564 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:22:35,598 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:22:35,598 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:35 WrapperNode [2024-12-05 23:22:35,598 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:22:35,599 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:22:35,599 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:22:35,600 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:22:35,604 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:35" (1/1) ... [2024-12-05 23:22:35,614 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:35" (1/1) ... [2024-12-05 23:22:35,630 INFO L138 Inliner]: procedures = 175, calls = 46, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 78 [2024-12-05 23:22:35,631 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:22:35,631 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:22:35,631 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:22:35,631 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:22:35,637 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:35" (1/1) ... [2024-12-05 23:22:35,637 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:35" (1/1) ... [2024-12-05 23:22:35,640 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:35" (1/1) ... [2024-12-05 23:22:35,640 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:35" (1/1) ... [2024-12-05 23:22:35,648 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:35" (1/1) ... [2024-12-05 23:22:35,649 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:35" (1/1) ... [2024-12-05 23:22:35,651 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:35" (1/1) ... [2024-12-05 23:22:35,653 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:35" (1/1) ... [2024-12-05 23:22:35,654 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:35" (1/1) ... [2024-12-05 23:22:35,657 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:22:35,658 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:22:35,658 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:22:35,658 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:22:35,659 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:35" (1/1) ... [2024-12-05 23:22:35,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:22:35,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac97a8c2-d694-4d85-857e-7539b0aee6a3/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:22:35,689 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac97a8c2-d694-4d85-857e-7539b0aee6a3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:22:35,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac97a8c2-d694-4d85-857e-7539b0aee6a3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:22:35,719 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:22:35,719 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:22:35,719 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:22:35,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:22:35,719 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-05 23:22:35,719 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-05 23:22:35,719 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-05 23:22:35,719 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-05 23:22:35,719 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-05 23:22:35,719 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-05 23:22:35,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:22:35,719 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:22:35,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:22:35,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:22:35,721 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 23:22:35,823 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:22:35,825 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:22:36,081 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:22:36,081 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:22:36,214 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: ~z$r_buff1_thd0~0 := (if 0 == ~z$r_buff0_thd0~0 % 256 then 0 else 1);~z$r_buff1_thd1~0 := (if 0 == ~z$r_buff0_thd1~0 % 256 then 0 else 1);~z$r_buff1_thd2~0 := (if 0 == ~z$r_buff0_thd2~0 % 256 then 0 else 1);~z$r_buff1_thd3~0 := (if 0 == ~z$r_buff0_thd3~0 % 256 then 0 else 1);~z$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 23:22:36,220 INFO L158 Benchmark]: Toolchain (without parser) took 1030.69ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 110.0MB in the end (delta: 5.7MB). Peak memory consumption was 72.7MB. Max. memory is 16.1GB. [2024-12-05 23:22:36,220 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:22:36,220 INFO L158 Benchmark]: CACSL2BoogieTranslator took 409.60ms. Allocated memory is still 142.6MB. Free memory was 115.5MB in the beginning and 91.9MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 23:22:36,221 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.35ms. Allocated memory is still 142.6MB. Free memory was 91.9MB in the beginning and 90.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:22:36,221 INFO L158 Benchmark]: Boogie Preprocessor took 26.00ms. Allocated memory is still 142.6MB. Free memory was 89.9MB in the beginning and 88.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:22:36,221 INFO L158 Benchmark]: RCFGBuilder took 560.31ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 110.0MB in the end (delta: -21.7MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. [2024-12-05 23:22:36,223 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 409.60ms. Allocated memory is still 142.6MB. Free memory was 115.5MB in the beginning and 91.9MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.35ms. Allocated memory is still 142.6MB. Free memory was 91.9MB in the beginning and 90.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.00ms. Allocated memory is still 142.6MB. Free memory was 89.9MB in the beginning and 88.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 560.31ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 110.0MB in the end (delta: -21.7MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := (if 0 == ~z$r_buff0_thd0~0 % 256 then 0 else 1);~z$r_buff1_thd1~0 := (if 0 == ~z$r_buff0_thd1~0 % 256 then 0 else 1);~z$r_buff1_thd2~0 := (if 0 == ~z$r_buff0_thd2~0 % 256 then 0 else 1);~z$r_buff1_thd3~0 := (if 0 == ~z$r_buff0_thd3~0 % 256 then 0 else 1);~z$r_buff0_thd1~0 := 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: ~z$r_buff1_thd0~0 := (if 0 == ~z$r_buff0_thd0~0 % 256 then 0 else 1);~z$r_buff1_thd1~0 := (if 0 == ~z$r_buff0_thd1~0 % 256 then 0 else 1);~z$r_buff1_thd2~0 := (if 0 == ~z$r_buff0_thd2~0 % 256 then 0 else 1);~z$r_buff1_thd3~0 := (if 0 == ~z$r_buff0_thd3~0 % 256 then 0 else 1);~z$r_buff0_thd1~0 := 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 23:22:36,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac97a8c2-d694-4d85-857e-7539b0aee6a3/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_ac97a8c2-d694-4d85-857e-7539b0aee6a3/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac97a8c2-d694-4d85-857e-7539b0aee6a3/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_ac97a8c2-d694-4d85-857e-7539b0aee6a3/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac97a8c2-d694-4d85-857e-7539b0aee6a3/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix003.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac97a8c2-d694-4d85-857e-7539b0aee6a3/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_ac97a8c2-d694-4d85-857e-7539b0aee6a3/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 929f303f9fec34ceeaa6ac57212036dd2a2b082a21c34f6b9e4e20069df7c744 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:22:38,144 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:22:38,221 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac97a8c2-d694-4d85-857e-7539b0aee6a3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 23:22:38,246 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:22:38,246 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:22:38,246 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:22:38,247 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:22:38,247 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:22:38,247 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:22:38,247 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:22:38,247 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:22:38,247 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:22:38,248 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:22:38,248 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:22:38,248 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:22:38,248 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:22:38,248 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:22:38,248 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:22:38,248 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:22:38,248 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:22:38,248 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:22:38,248 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:22:38,249 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:22:38,249 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:22:38,249 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:22:38,249 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:22:38,249 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:38,249 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:22:38,249 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:22:38,249 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:22:38,249 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:22:38,249 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:22:38,249 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:22:38,250 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:22:38,250 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:38,250 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:22:38,250 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_ac97a8c2-d694-4d85-857e-7539b0aee6a3/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 -> 929f303f9fec34ceeaa6ac57212036dd2a2b082a21c34f6b9e4e20069df7c744 [2024-12-05 23:22:38,470 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:22:38,476 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:22:38,478 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:22:38,479 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:22:38,479 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:22:38,480 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac97a8c2-d694-4d85-857e-7539b0aee6a3/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix003.oepc.i [2024-12-05 23:22:41,104 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac97a8c2-d694-4d85-857e-7539b0aee6a3/bin/ukojak-verify-CZk0znPC7b/data/ff9967919/2b701dcf88574f07bc2d653d1aafb2d4/FLAG280a2b9c8 [2024-12-05 23:22:41,350 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:22:41,351 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac97a8c2-d694-4d85-857e-7539b0aee6a3/sv-benchmarks/c/pthread-wmm/mix003.oepc.i [2024-12-05 23:22:41,362 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac97a8c2-d694-4d85-857e-7539b0aee6a3/bin/ukojak-verify-CZk0znPC7b/data/ff9967919/2b701dcf88574f07bc2d653d1aafb2d4/FLAG280a2b9c8 [2024-12-05 23:22:41,685 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac97a8c2-d694-4d85-857e-7539b0aee6a3/bin/ukojak-verify-CZk0znPC7b/data/ff9967919/2b701dcf88574f07bc2d653d1aafb2d4 [2024-12-05 23:22:41,686 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:22:41,687 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:22:41,688 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:22:41,688 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:22:41,691 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:22:41,692 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:22:41" (1/1) ... [2024-12-05 23:22:41,692 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56a8133a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:41, skipping insertion in model container [2024-12-05 23:22:41,692 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:22:41" (1/1) ... [2024-12-05 23:22:41,722 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:22:41,854 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_ac97a8c2-d694-4d85-857e-7539b0aee6a3/sv-benchmarks/c/pthread-wmm/mix003.oepc.i[945,958] [2024-12-05 23:22:41,982 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:22:41,994 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:22:42,005 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_ac97a8c2-d694-4d85-857e-7539b0aee6a3/sv-benchmarks/c/pthread-wmm/mix003.oepc.i[945,958] [2024-12-05 23:22:42,051 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:22:42,089 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:22:42,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:42 WrapperNode [2024-12-05 23:22:42,090 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:22:42,091 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:22:42,091 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:22:42,091 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:22:42,097 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:42" (1/1) ... [2024-12-05 23:22:42,112 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:42" (1/1) ... [2024-12-05 23:22:42,131 INFO L138 Inliner]: procedures = 176, calls = 46, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 79 [2024-12-05 23:22:42,131 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:22:42,131 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:22:42,131 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:22:42,131 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:22:42,138 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:42" (1/1) ... [2024-12-05 23:22:42,139 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:42" (1/1) ... [2024-12-05 23:22:42,142 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:42" (1/1) ... [2024-12-05 23:22:42,143 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:42" (1/1) ... [2024-12-05 23:22:42,153 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:42" (1/1) ... [2024-12-05 23:22:42,154 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:42" (1/1) ... [2024-12-05 23:22:42,156 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:42" (1/1) ... [2024-12-05 23:22:42,158 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:42" (1/1) ... [2024-12-05 23:22:42,159 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:42" (1/1) ... [2024-12-05 23:22:42,163 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:22:42,163 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:22:42,164 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:22:42,164 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:22:42,164 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:42" (1/1) ... [2024-12-05 23:22:42,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:22:42,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac97a8c2-d694-4d85-857e-7539b0aee6a3/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:22:42,203 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac97a8c2-d694-4d85-857e-7539b0aee6a3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:22:42,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac97a8c2-d694-4d85-857e-7539b0aee6a3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:22:42,230 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:22:42,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:22:42,230 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:22:42,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:22:42,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:22:42,231 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-05 23:22:42,231 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-05 23:22:42,231 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-05 23:22:42,231 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-05 23:22:42,231 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-05 23:22:42,231 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-05 23:22:42,231 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:22:42,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:22:42,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:22:42,232 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 23:22:42,357 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:22:42,358 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:22:42,636 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:22:42,637 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:22:42,746 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: ~z$r_buff1_thd0~0 := (if 0bv8 == ~z$r_buff0_thd0~0 then 0bv8 else 1bv8);~z$r_buff1_thd1~0 := (if 0bv8 == ~z$r_buff0_thd1~0 then 0bv8 else 1bv8);~z$r_buff1_thd2~0 := (if 0bv8 == ~z$r_buff0_thd2~0 then 0bv8 else 1bv8);~z$r_buff1_thd3~0 := (if 0bv8 == ~z$r_buff0_thd3~0 then 0bv8 else 1bv8);~z$r_buff0_thd1~0 := 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:22:42,750 INFO L158 Benchmark]: Toolchain (without parser) took 1062.16ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 55.1MB in the end (delta: 13.5MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2024-12-05 23:22:42,750 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:22:42,750 INFO L158 Benchmark]: CACSL2BoogieTranslator took 402.28ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 44.6MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 23:22:42,751 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.11ms. Allocated memory is still 92.3MB. Free memory was 44.6MB in the beginning and 42.6MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:22:42,751 INFO L158 Benchmark]: Boogie Preprocessor took 31.39ms. Allocated memory is still 92.3MB. Free memory was 42.6MB in the beginning and 40.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:22:42,752 INFO L158 Benchmark]: RCFGBuilder took 585.12ms. Allocated memory is still 92.3MB. Free memory was 40.6MB in the beginning and 55.1MB in the end (delta: -14.5MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2024-12-05 23:22:42,753 INFO L338 ainManager$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 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 402.28ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 44.6MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.11ms. Allocated memory is still 92.3MB. Free memory was 44.6MB in the beginning and 42.6MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.39ms. Allocated memory is still 92.3MB. Free memory was 42.6MB in the beginning and 40.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 585.12ms. Allocated memory is still 92.3MB. Free memory was 40.6MB in the beginning and 55.1MB in the end (delta: -14.5MB). Peak memory consumption was 14.0MB. 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: ~z$r_buff1_thd0~0 := (if 0bv8 == ~z$r_buff0_thd0~0 then 0bv8 else 1bv8);~z$r_buff1_thd1~0 := (if 0bv8 == ~z$r_buff0_thd1~0 then 0bv8 else 1bv8);~z$r_buff1_thd2~0 := (if 0bv8 == ~z$r_buff0_thd2~0 then 0bv8 else 1bv8);~z$r_buff1_thd3~0 := (if 0bv8 == ~z$r_buff0_thd3~0 then 0bv8 else 1bv8);~z$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := (if 0bv8 == ~z$r_buff0_thd0~0 then 0bv8 else 1bv8);~z$r_buff1_thd1~0 := (if 0bv8 == ~z$r_buff0_thd1~0 then 0bv8 else 1bv8);~z$r_buff1_thd2~0 := (if 0bv8 == ~z$r_buff0_thd2~0 then 0bv8 else 1bv8);~z$r_buff1_thd3~0 := (if 0bv8 == ~z$r_buff0_thd3~0 then 0bv8 else 1bv8);~z$r_buff0_thd1~0 := 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 23:22:42,767 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac97a8c2-d694-4d85-857e-7539b0aee6a3/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: ~z$r_buff1_thd0~0 := (if 0bv8 == ~z$r_buff0_thd0~0 then 0bv8 else 1bv8);~z$r_buff1_thd1~0 := (if 0bv8 == ~z$r_buff0_thd1~0 then 0bv8 else 1bv8);~z$r_buff1_thd2~0 := (if 0bv8 == ~z$r_buff0_thd2~0 then 0bv8 else 1bv8);~z$r_buff1_thd3~0 := (if 0bv8 == ~z$r_buff0_thd3~0 then 0bv8 else 1bv8);~z$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?