./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix001.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_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix001.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3 --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 54b7204af3591799bdde98d626e5c17b99e9c1ebc668ecbb3e0b1bb3bb8aa3c2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:20:44,440 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:20:44,545 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:20:44,550 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:20:44,551 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:20:44,590 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:20:44,591 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:20:44,592 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:20:44,592 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:20:44,592 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:20:44,592 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:20:44,592 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:20:44,592 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:20:44,593 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:20:44,593 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:20:44,593 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:20:44,594 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:20:44,594 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:20:44,595 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:20:44,595 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:20:44,595 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:20:44,595 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:20:44,595 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:20:44,595 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:20:44,595 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:20:44,595 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:20:44,595 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:20:44,596 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:20:44,596 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:20:44,596 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:20:44,596 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:20:44,596 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:20:44,596 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:20:44,596 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_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3 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 -> 54b7204af3591799bdde98d626e5c17b99e9c1ebc668ecbb3e0b1bb3bb8aa3c2 [2024-11-25 04:20:44,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:20:44,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:20:44,957 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:20:44,960 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:20:44,960 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:20:44,961 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix001.oepc.i [2024-11-25 04:20:47,910 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3/data/382be489e/9074d1b9f9754777bdadcffc8495f8c8/FLAGe4fa74bf3 [2024-11-25 04:20:48,227 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:20:48,228 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/sv-benchmarks/c/pthread-wmm/mix001.oepc.i [2024-11-25 04:20:48,243 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3/data/382be489e/9074d1b9f9754777bdadcffc8495f8c8/FLAGe4fa74bf3 [2024-11-25 04:20:48,258 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3/data/382be489e/9074d1b9f9754777bdadcffc8495f8c8 [2024-11-25 04:20:48,260 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:20:48,262 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:20:48,263 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:20:48,263 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:20:48,268 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:20:48,269 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:20:48" (1/1) ... [2024-11-25 04:20:48,270 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ad19ef7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:20:48, skipping insertion in model container [2024-11-25 04:20:48,270 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:20:48" (1/1) ... [2024-11-25 04:20:48,309 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:20:48,460 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_5bd9cad6-7247-4f46-9cf0-00a784360c50/sv-benchmarks/c/pthread-wmm/mix001.oepc.i[988,1001] [2024-11-25 04:20:48,654 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:20:48,665 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:20:48,676 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_5bd9cad6-7247-4f46-9cf0-00a784360c50/sv-benchmarks/c/pthread-wmm/mix001.oepc.i[988,1001] [2024-11-25 04:20:48,777 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:20:48,823 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:20:48,823 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:20:48 WrapperNode [2024-11-25 04:20:48,824 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:20:48,825 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:20:48,825 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:20:48,825 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:20:48,834 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:20:48" (1/1) ... [2024-11-25 04:20:48,853 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:20:48" (1/1) ... [2024-11-25 04:20:48,886 INFO L138 Inliner]: procedures = 175, calls = 48, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 79 [2024-11-25 04:20:48,889 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:20:48,890 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:20:48,890 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:20:48,890 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:20:48,898 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:20:48" (1/1) ... [2024-11-25 04:20:48,898 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:20:48" (1/1) ... [2024-11-25 04:20:48,904 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:20:48" (1/1) ... [2024-11-25 04:20:48,904 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:20:48" (1/1) ... [2024-11-25 04:20:48,912 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:20:48" (1/1) ... [2024-11-25 04:20:48,914 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:20:48" (1/1) ... [2024-11-25 04:20:48,916 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:20:48" (1/1) ... [2024-11-25 04:20:48,918 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:20:48" (1/1) ... [2024-11-25 04:20:48,919 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:20:48" (1/1) ... [2024-11-25 04:20:48,923 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:20:48,924 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:20:48,924 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:20:48,924 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:20:48,925 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:20:48" (1/1) ... [2024-11-25 04:20:48,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:20:48,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:20:48,976 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:20:48,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:20:49,010 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 04:20:49,010 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 04:20:49,010 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 04:20:49,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:20:49,010 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 04:20:49,010 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 04:20:49,011 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 04:20:49,011 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 04:20:49,011 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 04:20:49,011 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 04:20:49,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:20:49,011 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 04:20:49,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:20:49,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:20:49,013 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 04:20:49,137 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:20:49,139 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:20:49,643 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 04:20:49,643 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:20:49,835 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) [2024-11-25 04:20:49,844 INFO L158 Benchmark]: Toolchain (without parser) took 1580.89ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 69.2MB in the end (delta: 22.2MB). Peak memory consumption was 55.7MB. Max. memory is 16.1GB. [2024-11-25 04:20:49,844 INFO L158 Benchmark]: CDTParser took 1.54ms. Allocated memory is still 117.4MB. Free memory is still 75.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:20:49,845 INFO L158 Benchmark]: CACSL2BoogieTranslator took 560.78ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 66.4MB in the end (delta: 24.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:20:49,845 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.52ms. Allocated memory is still 117.4MB. Free memory was 66.4MB in the beginning and 64.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:20:49,846 INFO L158 Benchmark]: Boogie Preprocessor took 33.56ms. Allocated memory is still 117.4MB. Free memory was 64.5MB in the beginning and 62.7MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:20:49,846 INFO L158 Benchmark]: RCFGBuilder took 918.04ms. Allocated memory is still 117.4MB. Free memory was 62.7MB in the beginning and 69.2MB in the end (delta: -6.5MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2024-11-25 04:20:49,848 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.54ms. Allocated memory is still 117.4MB. Free memory is still 75.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 560.78ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 66.4MB in the end (delta: 24.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.52ms. Allocated memory is still 117.4MB. Free memory was 66.4MB in the beginning and 64.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.56ms. Allocated memory is still 117.4MB. Free memory was 64.5MB in the beginning and 62.7MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 918.04ms. Allocated memory is still 117.4MB. Free memory was 62.7MB in the beginning and 69.2MB in the end (delta: -6.5MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$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. [2024-11-25 04:20:49,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3/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_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix001.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3 --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 54b7204af3591799bdde98d626e5c17b99e9c1ebc668ecbb3e0b1bb3bb8aa3c2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:20:52,480 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:20:52,574 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 04:20:52,652 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:20:52,657 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:20:52,657 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:20:52,658 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:20:52,658 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:20:52,658 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:20:52,658 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:20:52,658 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:20:52,658 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:20:52,658 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:20:52,659 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:20:52,659 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:20:52,659 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:20:52,659 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:20:52,659 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:20:52,659 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:20:52,659 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:20:52,659 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:20:52,659 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:20:52,660 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:20:52,660 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:20:52,660 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:20:52,660 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:20:52,660 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:20:52,660 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:20:52,660 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:20:52,660 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:20:52,661 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:20:52,661 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:20:52,661 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:20:52,664 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:20:52,664 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:20:52,664 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:20:52,664 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_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3 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 -> 54b7204af3591799bdde98d626e5c17b99e9c1ebc668ecbb3e0b1bb3bb8aa3c2 [2024-11-25 04:20:52,953 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:20:52,961 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:20:52,963 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:20:52,965 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:20:52,965 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:20:52,966 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix001.oepc.i [2024-11-25 04:20:55,947 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3/data/bd3d2a597/70e8c9d3891047149118a4faa3d4bece/FLAG31b1954a4 [2024-11-25 04:20:56,356 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:20:56,359 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/sv-benchmarks/c/pthread-wmm/mix001.oepc.i [2024-11-25 04:20:56,377 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3/data/bd3d2a597/70e8c9d3891047149118a4faa3d4bece/FLAG31b1954a4 [2024-11-25 04:20:56,399 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3/data/bd3d2a597/70e8c9d3891047149118a4faa3d4bece [2024-11-25 04:20:56,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:20:56,404 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:20:56,406 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:20:56,408 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:20:56,413 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:20:56,414 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:20:56" (1/1) ... [2024-11-25 04:20:56,416 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64695e08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:20:56, skipping insertion in model container [2024-11-25 04:20:56,417 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:20:56" (1/1) ... [2024-11-25 04:20:56,464 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:20:56,695 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_5bd9cad6-7247-4f46-9cf0-00a784360c50/sv-benchmarks/c/pthread-wmm/mix001.oepc.i[988,1001] [2024-11-25 04:20:56,966 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:20:56,988 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:20:57,001 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_5bd9cad6-7247-4f46-9cf0-00a784360c50/sv-benchmarks/c/pthread-wmm/mix001.oepc.i[988,1001] [2024-11-25 04:20:57,096 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:20:57,141 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:20:57,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:20:57 WrapperNode [2024-11-25 04:20:57,142 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:20:57,143 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:20:57,143 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:20:57,143 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:20:57,152 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:20:57" (1/1) ... [2024-11-25 04:20:57,181 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:20:57" (1/1) ... [2024-11-25 04:20:57,217 INFO L138 Inliner]: procedures = 176, calls = 48, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 80 [2024-11-25 04:20:57,219 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:20:57,221 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:20:57,221 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:20:57,221 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:20:57,229 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:20:57" (1/1) ... [2024-11-25 04:20:57,231 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:20:57" (1/1) ... [2024-11-25 04:20:57,236 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:20:57" (1/1) ... [2024-11-25 04:20:57,240 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:20:57" (1/1) ... [2024-11-25 04:20:57,262 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:20:57" (1/1) ... [2024-11-25 04:20:57,264 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:20:57" (1/1) ... [2024-11-25 04:20:57,265 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:20:57" (1/1) ... [2024-11-25 04:20:57,268 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:20:57" (1/1) ... [2024-11-25 04:20:57,269 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:20:57" (1/1) ... [2024-11-25 04:20:57,272 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:20:57,273 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:20:57,273 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:20:57,273 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:20:57,274 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:20:57" (1/1) ... [2024-11-25 04:20:57,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:20:57,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:20:57,315 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:20:57,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:20:57,345 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 04:20:57,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 04:20:57,345 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 04:20:57,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:20:57,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:20:57,345 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 04:20:57,346 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 04:20:57,346 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 04:20:57,346 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 04:20:57,346 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 04:20:57,346 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 04:20:57,346 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 04:20:57,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:20:57,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:20:57,347 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 04:20:57,486 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:20:57,488 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:20:57,889 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 04:20:57,889 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:20:58,098 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:20:58,104 INFO L158 Benchmark]: Toolchain (without parser) took 1699.25ms. Allocated memory is still 117.4MB. Free memory was 90.3MB in the beginning and 49.0MB in the end (delta: 41.3MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. [2024-11-25 04:20:58,104 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:20:58,104 INFO L158 Benchmark]: CACSL2BoogieTranslator took 735.81ms. Allocated memory is still 117.4MB. Free memory was 90.2MB in the beginning and 65.4MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 04:20:58,105 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.47ms. Allocated memory is still 117.4MB. Free memory was 65.4MB in the beginning and 63.1MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:20:58,105 INFO L158 Benchmark]: Boogie Preprocessor took 52.05ms. Allocated memory is still 117.4MB. Free memory was 63.1MB in the beginning and 61.0MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:20:58,106 INFO L158 Benchmark]: RCFGBuilder took 828.76ms. Allocated memory is still 117.4MB. Free memory was 61.0MB in the beginning and 49.0MB in the end (delta: 12.0MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2024-11-25 04:20:58,108 INFO L338 ainManager$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 117.4MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 735.81ms. Allocated memory is still 117.4MB. Free memory was 90.2MB in the beginning and 65.4MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.47ms. Allocated memory is still 117.4MB. Free memory was 65.4MB in the beginning and 63.1MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.05ms. Allocated memory is still 117.4MB. Free memory was 63.1MB in the beginning and 61.0MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 828.76ms. Allocated memory is still 117.4MB. Free memory was 61.0MB in the beginning and 49.0MB in the end (delta: 12.0MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~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. [2024-11-25 04:20:58,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd9cad6-7247-4f46-9cf0-00a784360c50/bin/ukojak-verify-ENZ3QT5qd3/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?