./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix052_tso.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_051d6cbb-4588-4b54-84be-28f47c7615df/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_051d6cbb-4588-4b54-84be-28f47c7615df/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_051d6cbb-4588-4b54-84be-28f47c7615df/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_051d6cbb-4588-4b54-84be-28f47c7615df/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix052_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_051d6cbb-4588-4b54-84be-28f47c7615df/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_051d6cbb-4588-4b54-84be-28f47c7615df/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 2b7b455ef4c5fa587af8d02bd246c19891a72a51abfbb562aebbb342c1c7fae8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:02:47,119 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:02:47,170 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_051d6cbb-4588-4b54-84be-28f47c7615df/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:02:47,175 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:02:47,175 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:02:47,194 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:02:47,195 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:02:47,195 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:02:47,195 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:02:47,195 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:02:47,196 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:02:47,196 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:02:47,196 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:02:47,196 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:02:47,196 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:02:47,196 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:02:47,196 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:02:47,196 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:02:47,196 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:02:47,196 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:02:47,196 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:02:47,197 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:02:47,197 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:02:47,197 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:02:47,197 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:02:47,197 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:02:47,197 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:02:47,197 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:02:47,197 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:02:47,197 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:02:47,197 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:02:47,197 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:02:47,198 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:02:47,198 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_051d6cbb-4588-4b54-84be-28f47c7615df/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 -> 2b7b455ef4c5fa587af8d02bd246c19891a72a51abfbb562aebbb342c1c7fae8 [2024-12-06 03:02:47,420 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:02:47,428 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:02:47,430 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:02:47,431 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:02:47,432 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:02:47,433 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_051d6cbb-4588-4b54-84be-28f47c7615df/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix052_tso.oepc.i [2024-12-06 03:02:52,246 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_051d6cbb-4588-4b54-84be-28f47c7615df/bin/ukojak-verify-CZk0znPC7b/data/0d76b0326/8789f553e76444aaa0ff2f5b60c96e0d/FLAG06c549e03 [2024-12-06 03:02:52,514 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:02:52,514 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_051d6cbb-4588-4b54-84be-28f47c7615df/sv-benchmarks/c/pthread-wmm/mix052_tso.oepc.i [2024-12-06 03:02:52,526 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_051d6cbb-4588-4b54-84be-28f47c7615df/bin/ukojak-verify-CZk0znPC7b/data/0d76b0326/8789f553e76444aaa0ff2f5b60c96e0d/FLAG06c549e03 [2024-12-06 03:02:52,820 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_051d6cbb-4588-4b54-84be-28f47c7615df/bin/ukojak-verify-CZk0znPC7b/data/0d76b0326/8789f553e76444aaa0ff2f5b60c96e0d [2024-12-06 03:02:52,821 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:02:52,823 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:02:52,824 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:02:52,824 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:02:52,827 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:02:52,827 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:02:52" (1/1) ... [2024-12-06 03:02:52,828 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1082c9b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:02:52, skipping insertion in model container [2024-12-06 03:02:52,828 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:02:52" (1/1) ... [2024-12-06 03:02:52,858 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:02:52,974 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_051d6cbb-4588-4b54-84be-28f47c7615df/sv-benchmarks/c/pthread-wmm/mix052_tso.oepc.i[949,962] [2024-12-06 03:02:53,106 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:02:53,114 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:02:53,121 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_051d6cbb-4588-4b54-84be-28f47c7615df/sv-benchmarks/c/pthread-wmm/mix052_tso.oepc.i[949,962] [2024-12-06 03:02:53,167 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:02:53,199 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:02:53,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:02:53 WrapperNode [2024-12-06 03:02:53,200 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:02:53,200 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:02:53,201 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:02:53,201 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:02:53,205 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:02:53" (1/1) ... [2024-12-06 03:02:53,215 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:02:53" (1/1) ... [2024-12-06 03:02:53,230 INFO L138 Inliner]: procedures = 175, calls = 42, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 94 [2024-12-06 03:02:53,230 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:02:53,230 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:02:53,231 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:02:53,231 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:02:53,236 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:02:53" (1/1) ... [2024-12-06 03:02:53,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:02:53" (1/1) ... [2024-12-06 03:02:53,239 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:02:53" (1/1) ... [2024-12-06 03:02:53,239 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:02:53" (1/1) ... [2024-12-06 03:02:53,244 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:02:53" (1/1) ... [2024-12-06 03:02:53,245 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:02:53" (1/1) ... [2024-12-06 03:02:53,246 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:02:53" (1/1) ... [2024-12-06 03:02:53,247 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:02:53" (1/1) ... [2024-12-06 03:02:53,248 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:02:53" (1/1) ... [2024-12-06 03:02:53,251 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:02:53,252 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:02:53,252 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:02:53,252 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:02:53,253 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:02:53" (1/1) ... [2024-12-06 03:02:53,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:02:53,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_051d6cbb-4588-4b54-84be-28f47c7615df/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:02:53,282 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_051d6cbb-4588-4b54-84be-28f47c7615df/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:02:53,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_051d6cbb-4588-4b54-84be-28f47c7615df/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:02:53,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 03:02:53,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 03:02:53,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 03:02:53,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:02:53,309 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 03:02:53,310 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 03:02:53,310 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 03:02:53,310 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 03:02:53,310 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 03:02:53,310 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 03:02:53,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:02:53,310 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 03:02:53,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:02:53,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:02:53,311 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 03:02:53,425 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:02:53,426 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:02:53,687 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 03:02:53,687 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:02:53,821 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff1_thd3~0 := (if 0 == ~x$r_buff0_thd3~0 % 256 then 0 else 1);~x$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 03:02:53,826 INFO L158 Benchmark]: Toolchain (without parser) took 1003.03ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 77.1MB in the end (delta: 13.8MB). Peak memory consumption was 63.8MB. Max. memory is 16.1GB. [2024-12-06 03:02:53,827 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 72.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:02:53,827 INFO L158 Benchmark]: CACSL2BoogieTranslator took 376.48ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 67.3MB in the end (delta: 23.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 03:02:53,827 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.60ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 65.2MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:02:53,828 INFO L158 Benchmark]: Boogie Preprocessor took 20.75ms. Allocated memory is still 117.4MB. Free memory was 65.2MB in the beginning and 63.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:02:53,828 INFO L158 Benchmark]: RCFGBuilder took 572.89ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 77.1MB in the end (delta: -13.5MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2024-12-06 03:02:53,830 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 72.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 376.48ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 67.3MB in the end (delta: 23.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.60ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 65.2MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.75ms. Allocated memory is still 117.4MB. Free memory was 65.2MB in the beginning and 63.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 572.89ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 77.1MB in the end (delta: -13.5MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff1_thd3~0 := (if 0 == ~x$r_buff0_thd3~0 % 256 then 0 else 1);~x$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff1_thd3~0 := (if 0 == ~x$r_buff0_thd3~0 % 256 then 0 else 1);~x$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 03:02:53,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_051d6cbb-4588-4b54-84be-28f47c7615df/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_051d6cbb-4588-4b54-84be-28f47c7615df/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_051d6cbb-4588-4b54-84be-28f47c7615df/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_051d6cbb-4588-4b54-84be-28f47c7615df/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_051d6cbb-4588-4b54-84be-28f47c7615df/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix052_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_051d6cbb-4588-4b54-84be-28f47c7615df/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_051d6cbb-4588-4b54-84be-28f47c7615df/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 2b7b455ef4c5fa587af8d02bd246c19891a72a51abfbb562aebbb342c1c7fae8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:02:55,746 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:02:55,829 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_051d6cbb-4588-4b54-84be-28f47c7615df/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 03:02:55,852 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:02:55,853 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:02:55,853 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:02:55,854 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:02:55,854 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:02:55,854 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:02:55,854 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:02:55,854 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:02:55,854 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:02:55,854 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:02:55,855 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:02:55,855 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:02:55,855 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:02:55,855 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:02:55,855 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:02:55,855 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:02:55,855 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:02:55,855 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:02:55,855 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:02:55,855 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:02:55,856 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:02:55,856 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:02:55,856 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:02:55,856 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:02:55,856 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:02:55,856 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:02:55,856 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:02:55,856 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:02:55,856 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:02:55,856 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:02:55,856 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:02:55,857 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:02:55,857 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:02:55,857 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_051d6cbb-4588-4b54-84be-28f47c7615df/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 -> 2b7b455ef4c5fa587af8d02bd246c19891a72a51abfbb562aebbb342c1c7fae8 [2024-12-06 03:02:56,074 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:02:56,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:02:56,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:02:56,082 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:02:56,083 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:02:56,084 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_051d6cbb-4588-4b54-84be-28f47c7615df/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix052_tso.oepc.i [2024-12-06 03:02:58,714 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_051d6cbb-4588-4b54-84be-28f47c7615df/bin/ukojak-verify-CZk0znPC7b/data/e56095483/8687d2f493244f0e90e633d795a02114/FLAG4c43d6f5c [2024-12-06 03:02:58,940 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:02:58,941 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_051d6cbb-4588-4b54-84be-28f47c7615df/sv-benchmarks/c/pthread-wmm/mix052_tso.oepc.i [2024-12-06 03:02:58,954 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_051d6cbb-4588-4b54-84be-28f47c7615df/bin/ukojak-verify-CZk0znPC7b/data/e56095483/8687d2f493244f0e90e633d795a02114/FLAG4c43d6f5c [2024-12-06 03:02:58,969 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_051d6cbb-4588-4b54-84be-28f47c7615df/bin/ukojak-verify-CZk0znPC7b/data/e56095483/8687d2f493244f0e90e633d795a02114 [2024-12-06 03:02:58,971 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:02:58,973 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:02:58,974 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:02:58,974 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:02:58,979 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:02:58,980 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:02:58" (1/1) ... [2024-12-06 03:02:58,981 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52a620ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:02:58, skipping insertion in model container [2024-12-06 03:02:58,981 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:02:58" (1/1) ... [2024-12-06 03:02:59,012 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:02:59,161 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_051d6cbb-4588-4b54-84be-28f47c7615df/sv-benchmarks/c/pthread-wmm/mix052_tso.oepc.i[949,962] [2024-12-06 03:02:59,317 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:02:59,330 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:02:59,339 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_051d6cbb-4588-4b54-84be-28f47c7615df/sv-benchmarks/c/pthread-wmm/mix052_tso.oepc.i[949,962] [2024-12-06 03:02:59,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:02:59,419 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:02:59,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:02:59 WrapperNode [2024-12-06 03:02:59,419 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:02:59,420 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:02:59,420 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:02:59,420 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:02:59,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:02:59" (1/1) ... [2024-12-06 03:02:59,441 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:02:59" (1/1) ... [2024-12-06 03:02:59,461 INFO L138 Inliner]: procedures = 176, calls = 42, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 95 [2024-12-06 03:02:59,461 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:02:59,462 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:02:59,462 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:02:59,462 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:02:59,469 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:02:59" (1/1) ... [2024-12-06 03:02:59,469 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:02:59" (1/1) ... [2024-12-06 03:02:59,473 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:02:59" (1/1) ... [2024-12-06 03:02:59,473 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:02:59" (1/1) ... [2024-12-06 03:02:59,483 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:02:59" (1/1) ... [2024-12-06 03:02:59,484 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:02:59" (1/1) ... [2024-12-06 03:02:59,486 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:02:59" (1/1) ... [2024-12-06 03:02:59,489 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:02:59" (1/1) ... [2024-12-06 03:02:59,490 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:02:59" (1/1) ... [2024-12-06 03:02:59,494 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:02:59,495 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:02:59,495 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:02:59,495 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:02:59,496 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:02:59" (1/1) ... [2024-12-06 03:02:59,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:02:59,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_051d6cbb-4588-4b54-84be-28f47c7615df/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:02:59,536 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_051d6cbb-4588-4b54-84be-28f47c7615df/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:02:59,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_051d6cbb-4588-4b54-84be-28f47c7615df/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:02:59,565 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 03:02:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 03:02:59,565 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 03:02:59,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:02:59,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:02:59,565 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 03:02:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 03:02:59,565 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 03:02:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 03:02:59,565 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 03:02:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 03:02:59,565 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 03:02:59,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:02:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:02:59,567 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 03:02:59,692 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:02:59,694 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:02:59,989 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 03:02:59,989 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:03:00,145 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 03:03:00,150 INFO L158 Benchmark]: Toolchain (without parser) took 1177.11ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 54.2MB in the end (delta: 14.1MB). Peak memory consumption was 39.4MB. Max. memory is 16.1GB. [2024-12-06 03:03:00,151 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:03:00,151 INFO L158 Benchmark]: CACSL2BoogieTranslator took 445.49ms. Allocated memory is still 92.3MB. Free memory was 68.2MB in the beginning and 44.6MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 03:03:00,151 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.47ms. Allocated memory is still 92.3MB. Free memory was 44.5MB in the beginning and 42.3MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:03:00,152 INFO L158 Benchmark]: Boogie Preprocessor took 32.04ms. Allocated memory is still 92.3MB. Free memory was 42.3MB in the beginning and 40.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:03:00,152 INFO L158 Benchmark]: RCFGBuilder took 654.12ms. Allocated memory is still 92.3MB. Free memory was 40.4MB in the beginning and 54.2MB in the end (delta: -13.8MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2024-12-06 03:03:00,155 INFO L338 ainManager$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 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 445.49ms. Allocated memory is still 92.3MB. Free memory was 68.2MB in the beginning and 44.6MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.47ms. Allocated memory is still 92.3MB. Free memory was 44.5MB in the beginning and 42.3MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.04ms. Allocated memory is still 92.3MB. Free memory was 42.3MB in the beginning and 40.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 654.12ms. Allocated memory is still 92.3MB. Free memory was 40.4MB in the beginning and 54.2MB in the end (delta: -13.8MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 03:03:00,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_051d6cbb-4588-4b54-84be-28f47c7615df/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?