./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix017_power.opt_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77515647-745b-45be-83ed-d4acc6b839ef/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77515647-745b-45be-83ed-d4acc6b839ef/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_77515647-745b-45be-83ed-d4acc6b839ef/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77515647-745b-45be-83ed-d4acc6b839ef/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix017_power.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77515647-745b-45be-83ed-d4acc6b839ef/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_77515647-745b-45be-83ed-d4acc6b839ef/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 c394bf0b454616c76d3ba114fe7f9b161b2a3a1a85dec23beec05d3a021c1c91 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:21:08,352 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:21:08,449 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77515647-745b-45be-83ed-d4acc6b839ef/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:21:08,455 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:21:08,456 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:21:08,483 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:21:08,484 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:21:08,484 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:21:08,484 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:21:08,485 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:21:08,485 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:21:08,485 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:21:08,485 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:21:08,485 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:21:08,485 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:21:08,485 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:21:08,486 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:21:08,486 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:21:08,486 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:21:08,486 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:21:08,486 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:21:08,486 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:21:08,486 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:21:08,487 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:21:08,487 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:21:08,487 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:21:08,487 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:21:08,487 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:21:08,487 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:21:08,488 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:21:08,488 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:21:08,488 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:21:08,488 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:21:08,488 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_77515647-745b-45be-83ed-d4acc6b839ef/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 -> c394bf0b454616c76d3ba114fe7f9b161b2a3a1a85dec23beec05d3a021c1c91 [2024-11-25 04:21:08,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:21:08,879 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:21:08,883 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:21:08,884 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:21:08,885 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:21:08,886 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77515647-745b-45be-83ed-d4acc6b839ef/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix017_power.opt_rmo.opt.i [2024-11-25 04:21:12,483 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77515647-745b-45be-83ed-d4acc6b839ef/bin/ukojak-verify-ENZ3QT5qd3/data/340a15674/12746c80de7b492d8e010447b0fdc895/FLAGc0e59eb6c [2024-11-25 04:21:12,861 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:21:12,862 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77515647-745b-45be-83ed-d4acc6b839ef/sv-benchmarks/c/pthread-wmm/mix017_power.opt_rmo.opt.i [2024-11-25 04:21:12,892 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77515647-745b-45be-83ed-d4acc6b839ef/bin/ukojak-verify-ENZ3QT5qd3/data/340a15674/12746c80de7b492d8e010447b0fdc895/FLAGc0e59eb6c [2024-11-25 04:21:13,056 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77515647-745b-45be-83ed-d4acc6b839ef/bin/ukojak-verify-ENZ3QT5qd3/data/340a15674/12746c80de7b492d8e010447b0fdc895 [2024-11-25 04:21:13,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:21:13,062 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:21:13,063 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:21:13,063 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:21:13,068 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:21:13,069 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:21:13" (1/1) ... [2024-11-25 04:21:13,070 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f9bcc31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:13, skipping insertion in model container [2024-11-25 04:21:13,073 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:21:13" (1/1) ... [2024-11-25 04:21:13,123 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:21:13,315 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_77515647-745b-45be-83ed-d4acc6b839ef/sv-benchmarks/c/pthread-wmm/mix017_power.opt_rmo.opt.i[958,971] [2024-11-25 04:21:13,493 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:21:13,508 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:21:13,517 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77515647-745b-45be-83ed-d4acc6b839ef/sv-benchmarks/c/pthread-wmm/mix017_power.opt_rmo.opt.i[958,971] [2024-11-25 04:21:13,585 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:21:13,623 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:21:13,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:13 WrapperNode [2024-11-25 04:21:13,624 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:21:13,625 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:21:13,625 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:21:13,625 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:21:13,632 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:13" (1/1) ... [2024-11-25 04:21:13,654 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:13" (1/1) ... [2024-11-25 04:21:13,685 INFO L138 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 88 [2024-11-25 04:21:13,685 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:21:13,686 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:21:13,686 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:21:13,686 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:21:13,694 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:13" (1/1) ... [2024-11-25 04:21:13,694 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:13" (1/1) ... [2024-11-25 04:21:13,698 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:13" (1/1) ... [2024-11-25 04:21:13,698 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:13" (1/1) ... [2024-11-25 04:21:13,713 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:13" (1/1) ... [2024-11-25 04:21:13,714 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:13" (1/1) ... [2024-11-25 04:21:13,716 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:13" (1/1) ... [2024-11-25 04:21:13,718 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:13" (1/1) ... [2024-11-25 04:21:13,719 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:13" (1/1) ... [2024-11-25 04:21:13,722 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:21:13,723 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:21:13,723 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:21:13,724 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:21:13,725 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:13" (1/1) ... [2024-11-25 04:21:13,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:21:13,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77515647-745b-45be-83ed-d4acc6b839ef/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:21:13,768 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77515647-745b-45be-83ed-d4acc6b839ef/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:21:13,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77515647-745b-45be-83ed-d4acc6b839ef/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:21:13,804 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 04:21:13,804 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 04:21:13,804 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 04:21:13,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:21:13,804 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 04:21:13,804 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 04:21:13,805 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 04:21:13,805 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 04:21:13,805 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 04:21:13,805 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 04:21:13,805 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-25 04:21:13,805 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-25 04:21:13,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:21:13,805 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 04:21:13,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:21:13,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:21:13,807 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 04:21:13,985 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:21:13,987 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:21:14,392 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 04:21:14,392 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:21:14,573 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0 == ~y$r_buff0_thd0~0 % 256 then 0 else 1);~y$r_buff1_thd1~0 := (if 0 == ~y$r_buff0_thd1~0 % 256 then 0 else 1);~y$r_buff1_thd2~0 := (if 0 == ~y$r_buff0_thd2~0 % 256 then 0 else 1);~y$r_buff1_thd3~0 := (if 0 == ~y$r_buff0_thd3~0 % 256 then 0 else 1);~y$r_buff1_thd4~0 := (if 0 == ~y$r_buff0_thd4~0 % 256 then 0 else 1);~y$r_buff0_thd3~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 04:21:14,578 INFO L158 Benchmark]: Toolchain (without parser) took 1516.48ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 51.7MB in the end (delta: 64.1MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-25 04:21:14,579 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:21:14,579 INFO L158 Benchmark]: CACSL2BoogieTranslator took 561.43ms. Allocated memory is still 142.6MB. Free memory was 115.6MB in the beginning and 92.3MB in the end (delta: 23.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:21:14,580 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.59ms. Allocated memory is still 142.6MB. Free memory was 92.3MB in the beginning and 90.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:21:14,580 INFO L158 Benchmark]: Boogie Preprocessor took 36.76ms. Allocated memory is still 142.6MB. Free memory was 90.3MB in the beginning and 88.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:21:14,581 INFO L158 Benchmark]: RCFGBuilder took 853.73ms. Allocated memory is still 142.6MB. Free memory was 88.6MB in the beginning and 51.7MB in the end (delta: 36.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-25 04:21:14,583 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 561.43ms. Allocated memory is still 142.6MB. Free memory was 115.6MB in the beginning and 92.3MB in the end (delta: 23.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.59ms. Allocated memory is still 142.6MB. Free memory was 92.3MB in the beginning and 90.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.76ms. Allocated memory is still 142.6MB. Free memory was 90.3MB in the beginning and 88.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 853.73ms. Allocated memory is still 142.6MB. Free memory was 88.6MB in the beginning and 51.7MB in the end (delta: 36.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0 == ~y$r_buff0_thd0~0 % 256 then 0 else 1);~y$r_buff1_thd1~0 := (if 0 == ~y$r_buff0_thd1~0 % 256 then 0 else 1);~y$r_buff1_thd2~0 := (if 0 == ~y$r_buff0_thd2~0 % 256 then 0 else 1);~y$r_buff1_thd3~0 := (if 0 == ~y$r_buff0_thd3~0 % 256 then 0 else 1);~y$r_buff1_thd4~0 := (if 0 == ~y$r_buff0_thd4~0 % 256 then 0 else 1);~y$r_buff0_thd3~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0 == ~y$r_buff0_thd0~0 % 256 then 0 else 1);~y$r_buff1_thd1~0 := (if 0 == ~y$r_buff0_thd1~0 % 256 then 0 else 1);~y$r_buff1_thd2~0 := (if 0 == ~y$r_buff0_thd2~0 % 256 then 0 else 1);~y$r_buff1_thd3~0 := (if 0 == ~y$r_buff0_thd3~0 % 256 then 0 else 1);~y$r_buff1_thd4~0 := (if 0 == ~y$r_buff0_thd4~0 % 256 then 0 else 1);~y$r_buff0_thd3~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 04:21:14,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77515647-745b-45be-83ed-d4acc6b839ef/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_77515647-745b-45be-83ed-d4acc6b839ef/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77515647-745b-45be-83ed-d4acc6b839ef/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_77515647-745b-45be-83ed-d4acc6b839ef/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77515647-745b-45be-83ed-d4acc6b839ef/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix017_power.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77515647-745b-45be-83ed-d4acc6b839ef/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_77515647-745b-45be-83ed-d4acc6b839ef/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 c394bf0b454616c76d3ba114fe7f9b161b2a3a1a85dec23beec05d3a021c1c91 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:21:17,755 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:21:17,879 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77515647-745b-45be-83ed-d4acc6b839ef/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 04:21:17,937 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:21:17,939 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:21:17,939 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:21:17,939 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:21:17,939 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:21:17,940 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:21:17,940 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:21:17,941 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:21:17,941 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:21:17,941 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:21:17,941 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:21:17,942 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:21:17,942 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:21:17,942 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:21:17,942 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:21:17,942 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:21:17,942 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:21:17,942 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:21:17,942 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:21:17,942 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:21:17,942 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:21:17,943 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:21:17,943 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:21:17,943 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:21:17,943 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:21:17,943 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:21:17,943 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:21:17,944 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:21:17,944 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:21:17,944 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:21:17,944 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:21:17,944 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:21:17,944 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:21:17,944 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_77515647-745b-45be-83ed-d4acc6b839ef/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 -> c394bf0b454616c76d3ba114fe7f9b161b2a3a1a85dec23beec05d3a021c1c91 [2024-11-25 04:21:18,289 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:21:18,298 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:21:18,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:21:18,304 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:21:18,304 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:21:18,305 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77515647-745b-45be-83ed-d4acc6b839ef/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix017_power.opt_rmo.opt.i [2024-11-25 04:21:21,445 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77515647-745b-45be-83ed-d4acc6b839ef/bin/ukojak-verify-ENZ3QT5qd3/data/485407e3f/a61851dd47da4411aa1e7641f3cf9317/FLAGda48a7c30 [2024-11-25 04:21:21,910 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:21:21,911 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77515647-745b-45be-83ed-d4acc6b839ef/sv-benchmarks/c/pthread-wmm/mix017_power.opt_rmo.opt.i [2024-11-25 04:21:21,930 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77515647-745b-45be-83ed-d4acc6b839ef/bin/ukojak-verify-ENZ3QT5qd3/data/485407e3f/a61851dd47da4411aa1e7641f3cf9317/FLAGda48a7c30 [2024-11-25 04:21:21,963 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77515647-745b-45be-83ed-d4acc6b839ef/bin/ukojak-verify-ENZ3QT5qd3/data/485407e3f/a61851dd47da4411aa1e7641f3cf9317 [2024-11-25 04:21:21,968 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:21:21,971 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:21:21,974 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:21:21,976 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:21:21,982 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:21:21,983 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:21:21" (1/1) ... [2024-11-25 04:21:21,984 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fbe2f67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:21, skipping insertion in model container [2024-11-25 04:21:21,985 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:21:21" (1/1) ... [2024-11-25 04:21:22,063 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:21:22,328 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_77515647-745b-45be-83ed-d4acc6b839ef/sv-benchmarks/c/pthread-wmm/mix017_power.opt_rmo.opt.i[958,971] [2024-11-25 04:21:22,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:21:22,677 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:21:22,693 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_77515647-745b-45be-83ed-d4acc6b839ef/sv-benchmarks/c/pthread-wmm/mix017_power.opt_rmo.opt.i[958,971] [2024-11-25 04:21:22,759 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:21:22,811 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:21:22,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:22 WrapperNode [2024-11-25 04:21:22,814 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:21:22,816 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:21:22,816 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:21:22,816 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:21:22,826 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:22" (1/1) ... [2024-11-25 04:21:22,863 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:22" (1/1) ... [2024-11-25 04:21:22,904 INFO L138 Inliner]: procedures = 177, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 89 [2024-11-25 04:21:22,907 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:21:22,908 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:21:22,908 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:21:22,909 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:21:22,920 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:22" (1/1) ... [2024-11-25 04:21:22,922 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:22" (1/1) ... [2024-11-25 04:21:22,928 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:22" (1/1) ... [2024-11-25 04:21:22,933 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:22" (1/1) ... [2024-11-25 04:21:22,954 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:22" (1/1) ... [2024-11-25 04:21:22,956 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:22" (1/1) ... [2024-11-25 04:21:22,962 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:22" (1/1) ... [2024-11-25 04:21:22,970 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:22" (1/1) ... [2024-11-25 04:21:22,971 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:22" (1/1) ... [2024-11-25 04:21:22,980 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:21:22,984 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:21:22,984 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:21:22,985 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:21:22,986 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:21:22" (1/1) ... [2024-11-25 04:21:23,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:21:23,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77515647-745b-45be-83ed-d4acc6b839ef/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:21:23,039 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77515647-745b-45be-83ed-d4acc6b839ef/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:21:23,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77515647-745b-45be-83ed-d4acc6b839ef/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:21:23,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 04:21:23,085 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 04:21:23,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 04:21:23,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:21:23,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:21:23,086 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 04:21:23,086 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 04:21:23,086 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 04:21:23,086 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 04:21:23,087 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 04:21:23,087 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 04:21:23,087 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-25 04:21:23,087 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-25 04:21:23,087 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 04:21:23,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:21:23,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:21:23,089 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 04:21:23,347 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:21:23,350 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:21:23,979 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 04:21:23,979 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:21:24,282 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff1_thd3~0 := (if 0bv8 == ~y$r_buff0_thd3~0 then 0bv8 else 1bv8);~y$r_buff1_thd4~0 := (if 0bv8 == ~y$r_buff0_thd4~0 then 0bv8 else 1bv8);~y$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:21:24,293 INFO L158 Benchmark]: Toolchain (without parser) took 2321.92ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 63.6MB in the end (delta: 27.9MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. [2024-11-25 04:21:24,294 INFO L158 Benchmark]: CDTParser took 1.30ms. Allocated memory is still 117.4MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:21:24,294 INFO L158 Benchmark]: CACSL2BoogieTranslator took 840.64ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 67.2MB in the end (delta: 24.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 04:21:24,297 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.29ms. Allocated memory is still 117.4MB. Free memory was 67.2MB in the beginning and 65.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:21:24,297 INFO L158 Benchmark]: Boogie Preprocessor took 75.25ms. Allocated memory is still 117.4MB. Free memory was 65.1MB in the beginning and 63.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:21:24,298 INFO L158 Benchmark]: RCFGBuilder took 1307.13ms. Allocated memory is still 117.4MB. Free memory was 63.3MB in the beginning and 63.6MB in the end (delta: -369.0kB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2024-11-25 04:21:24,302 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.30ms. Allocated memory is still 117.4MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 840.64ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 67.2MB in the end (delta: 24.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.29ms. Allocated memory is still 117.4MB. Free memory was 67.2MB in the beginning and 65.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 75.25ms. Allocated memory is still 117.4MB. Free memory was 65.1MB in the beginning and 63.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1307.13ms. Allocated memory is still 117.4MB. Free memory was 63.3MB in the beginning and 63.6MB in the end (delta: -369.0kB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff1_thd3~0 := (if 0bv8 == ~y$r_buff0_thd3~0 then 0bv8 else 1bv8);~y$r_buff1_thd4~0 := (if 0bv8 == ~y$r_buff0_thd4~0 then 0bv8 else 1bv8);~y$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff1_thd3~0 := (if 0bv8 == ~y$r_buff0_thd3~0 then 0bv8 else 1bv8);~y$r_buff1_thd4~0 := (if 0bv8 == ~y$r_buff0_thd4~0 then 0bv8 else 1bv8);~y$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 04:21:24,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77515647-745b-45be-83ed-d4acc6b839ef/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: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff1_thd3~0 := (if 0bv8 == ~y$r_buff0_thd3~0 then 0bv8 else 1bv8);~y$r_buff1_thd4~0 := (if 0bv8 == ~y$r_buff0_thd4~0 then 0bv8 else 1bv8);~y$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?