./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe009_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2398bfed-81cc-4f82-b295-0a8860cb492e/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2398bfed-81cc-4f82-b295-0a8860cb492e/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_2398bfed-81cc-4f82-b295-0a8860cb492e/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2398bfed-81cc-4f82-b295-0a8860cb492e/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe009_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2398bfed-81cc-4f82-b295-0a8860cb492e/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_2398bfed-81cc-4f82-b295-0a8860cb492e/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 be536b3b382c4e63adbabc11deb06983f35dbd290b78e0d42f1a068990873986 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:30:44,365 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:30:44,460 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2398bfed-81cc-4f82-b295-0a8860cb492e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:30:44,472 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:30:44,472 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:30:44,518 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:30:44,521 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:30:44,521 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:30:44,522 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:30:44,522 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:30:44,524 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:30:44,524 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:30:44,525 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:30:44,525 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:30:44,526 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:30:44,526 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:30:44,526 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:30:44,526 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:30:44,526 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:30:44,527 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:30:44,527 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:30:44,527 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:30:44,527 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:30:44,527 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:30:44,527 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:30:44,528 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:30:44,528 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:30:44,528 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:30:44,528 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:30:44,528 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:30:44,528 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:30:44,529 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:30:44,529 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:30:44,529 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_2398bfed-81cc-4f82-b295-0a8860cb492e/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 -> be536b3b382c4e63adbabc11deb06983f35dbd290b78e0d42f1a068990873986 [2024-11-25 04:30:44,901 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:30:44,912 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:30:44,915 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:30:44,917 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:30:44,917 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:30:44,919 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2398bfed-81cc-4f82-b295-0a8860cb492e/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/safe009_power.opt.i [2024-11-25 04:30:48,015 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2398bfed-81cc-4f82-b295-0a8860cb492e/bin/ukojak-verify-ENZ3QT5qd3/data/24f71175c/cd26139699c94725965ddb72c742ad83/FLAG785685a9e [2024-11-25 04:30:48,519 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:30:48,521 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2398bfed-81cc-4f82-b295-0a8860cb492e/sv-benchmarks/c/pthread-wmm/safe009_power.opt.i [2024-11-25 04:30:48,544 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2398bfed-81cc-4f82-b295-0a8860cb492e/bin/ukojak-verify-ENZ3QT5qd3/data/24f71175c/cd26139699c94725965ddb72c742ad83/FLAG785685a9e [2024-11-25 04:30:48,569 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2398bfed-81cc-4f82-b295-0a8860cb492e/bin/ukojak-verify-ENZ3QT5qd3/data/24f71175c/cd26139699c94725965ddb72c742ad83 [2024-11-25 04:30:48,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:30:48,573 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:30:48,576 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:30:48,576 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:30:48,582 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:30:48,583 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:30:48" (1/1) ... [2024-11-25 04:30:48,584 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4aa449c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:48, skipping insertion in model container [2024-11-25 04:30:48,587 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:30:48" (1/1) ... [2024-11-25 04:30:48,647 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:30:48,902 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_2398bfed-81cc-4f82-b295-0a8860cb492e/sv-benchmarks/c/pthread-wmm/safe009_power.opt.i[951,964] [2024-11-25 04:30:49,307 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:30:49,329 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:30:49,342 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_2398bfed-81cc-4f82-b295-0a8860cb492e/sv-benchmarks/c/pthread-wmm/safe009_power.opt.i[951,964] [2024-11-25 04:30:49,417 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:30:49,462 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:30:49,463 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:49 WrapperNode [2024-11-25 04:30:49,463 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:30:49,464 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:30:49,464 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:30:49,464 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:30:49,471 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:49" (1/1) ... [2024-11-25 04:30:49,495 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:49" (1/1) ... [2024-11-25 04:30:49,527 INFO L138 Inliner]: procedures = 175, calls = 59, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 118 [2024-11-25 04:30:49,527 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:30:49,528 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:30:49,528 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:30:49,528 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:30:49,538 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:49" (1/1) ... [2024-11-25 04:30:49,538 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:49" (1/1) ... [2024-11-25 04:30:49,543 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:49" (1/1) ... [2024-11-25 04:30:49,543 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:49" (1/1) ... [2024-11-25 04:30:49,557 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:49" (1/1) ... [2024-11-25 04:30:49,559 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:49" (1/1) ... [2024-11-25 04:30:49,563 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:49" (1/1) ... [2024-11-25 04:30:49,566 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:49" (1/1) ... [2024-11-25 04:30:49,568 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:49" (1/1) ... [2024-11-25 04:30:49,573 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:30:49,574 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:30:49,574 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:30:49,574 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:30:49,580 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:49" (1/1) ... [2024-11-25 04:30:49,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:30:49,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2398bfed-81cc-4f82-b295-0a8860cb492e/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:30:49,639 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2398bfed-81cc-4f82-b295-0a8860cb492e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:30:49,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2398bfed-81cc-4f82-b295-0a8860cb492e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:30:49,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 04:30:49,675 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 04:30:49,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 04:30:49,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 04:30:49,676 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 04:30:49,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:30:49,676 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 04:30:49,676 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 04:30:49,676 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 04:30:49,676 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 04:30:49,676 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 04:30:49,676 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 04:30:49,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:30:49,676 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 04:30:49,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:30:49,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:30:49,678 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 04:30:49,897 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:30:49,900 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:30:50,577 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 04:30:50,579 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:30:51,179 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$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:30:51,188 INFO L158 Benchmark]: Toolchain (without parser) took 2613.93ms. Allocated memory is still 142.6MB. Free memory was 117.9MB in the beginning and 54.5MB in the end (delta: 63.4MB). Peak memory consumption was 64.3MB. Max. memory is 16.1GB. [2024-11-25 04:30:51,188 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 142.6MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:30:51,190 INFO L158 Benchmark]: CACSL2BoogieTranslator took 887.46ms. Allocated memory is still 142.6MB. Free memory was 117.9MB in the beginning and 93.3MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 04:30:51,191 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.79ms. Allocated memory is still 142.6MB. Free memory was 93.3MB in the beginning and 91.2MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:30:51,191 INFO L158 Benchmark]: Boogie Preprocessor took 45.17ms. Allocated memory is still 142.6MB. Free memory was 90.9MB in the beginning and 89.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:30:51,192 INFO L158 Benchmark]: RCFGBuilder took 1611.82ms. Allocated memory is still 142.6MB. Free memory was 89.1MB in the beginning and 54.5MB in the end (delta: 34.6MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. [2024-11-25 04:30:51,198 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 142.6MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 887.46ms. Allocated memory is still 142.6MB. Free memory was 117.9MB in the beginning and 93.3MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.79ms. Allocated memory is still 142.6MB. Free memory was 93.3MB in the beginning and 91.2MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.17ms. Allocated memory is still 142.6MB. Free memory was 90.9MB in the beginning and 89.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1611.82ms. Allocated memory is still 142.6MB. Free memory was 89.1MB in the beginning and 54.5MB in the end (delta: 34.6MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 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_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~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_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 04:30:51,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2398bfed-81cc-4f82-b295-0a8860cb492e/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_2398bfed-81cc-4f82-b295-0a8860cb492e/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2398bfed-81cc-4f82-b295-0a8860cb492e/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_2398bfed-81cc-4f82-b295-0a8860cb492e/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2398bfed-81cc-4f82-b295-0a8860cb492e/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe009_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2398bfed-81cc-4f82-b295-0a8860cb492e/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_2398bfed-81cc-4f82-b295-0a8860cb492e/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 be536b3b382c4e63adbabc11deb06983f35dbd290b78e0d42f1a068990873986 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:30:53,995 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:30:54,134 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2398bfed-81cc-4f82-b295-0a8860cb492e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 04:30:54,186 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:30:54,187 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:30:54,187 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:30:54,189 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:30:54,189 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:30:54,190 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:30:54,190 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:30:54,190 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:30:54,190 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:30:54,190 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:30:54,191 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:30:54,191 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:30:54,191 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:30:54,191 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:30:54,191 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:30:54,191 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:30:54,191 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:30:54,191 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:30:54,191 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:30:54,192 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:30:54,192 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:30:54,192 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:30:54,192 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:30:54,192 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:30:54,192 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:30:54,192 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:30:54,193 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:30:54,194 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:30:54,194 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:30:54,194 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:30:54,194 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:30:54,195 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:30:54,195 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:30:54,195 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_2398bfed-81cc-4f82-b295-0a8860cb492e/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 -> be536b3b382c4e63adbabc11deb06983f35dbd290b78e0d42f1a068990873986 [2024-11-25 04:30:54,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:30:54,584 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:30:54,587 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:30:54,590 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:30:54,591 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:30:54,592 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2398bfed-81cc-4f82-b295-0a8860cb492e/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/safe009_power.opt.i [2024-11-25 04:30:57,694 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2398bfed-81cc-4f82-b295-0a8860cb492e/bin/ukojak-verify-ENZ3QT5qd3/data/222d36f7e/30fc20440995437bae8517cd294e9da4/FLAG1a062b98b [2024-11-25 04:30:58,040 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:30:58,041 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2398bfed-81cc-4f82-b295-0a8860cb492e/sv-benchmarks/c/pthread-wmm/safe009_power.opt.i [2024-11-25 04:30:58,073 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2398bfed-81cc-4f82-b295-0a8860cb492e/bin/ukojak-verify-ENZ3QT5qd3/data/222d36f7e/30fc20440995437bae8517cd294e9da4/FLAG1a062b98b [2024-11-25 04:30:58,101 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2398bfed-81cc-4f82-b295-0a8860cb492e/bin/ukojak-verify-ENZ3QT5qd3/data/222d36f7e/30fc20440995437bae8517cd294e9da4 [2024-11-25 04:30:58,105 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:30:58,108 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:30:58,110 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:30:58,112 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:30:58,118 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:30:58,119 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:30:58" (1/1) ... [2024-11-25 04:30:58,120 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51363439 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:58, skipping insertion in model container [2024-11-25 04:30:58,120 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:30:58" (1/1) ... [2024-11-25 04:30:58,189 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:30:58,456 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_2398bfed-81cc-4f82-b295-0a8860cb492e/sv-benchmarks/c/pthread-wmm/safe009_power.opt.i[951,964] [2024-11-25 04:30:58,818 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:30:58,838 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:30:58,854 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2398bfed-81cc-4f82-b295-0a8860cb492e/sv-benchmarks/c/pthread-wmm/safe009_power.opt.i[951,964] [2024-11-25 04:30:58,961 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:30:59,026 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:30:59,027 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:59 WrapperNode [2024-11-25 04:30:59,027 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:30:59,029 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:30:59,029 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:30:59,029 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:30:59,038 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:59" (1/1) ... [2024-11-25 04:30:59,060 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:59" (1/1) ... [2024-11-25 04:30:59,088 INFO L138 Inliner]: procedures = 179, calls = 59, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 119 [2024-11-25 04:30:59,088 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:30:59,095 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:30:59,095 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:30:59,095 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:30:59,105 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:59" (1/1) ... [2024-11-25 04:30:59,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:59" (1/1) ... [2024-11-25 04:30:59,111 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:59" (1/1) ... [2024-11-25 04:30:59,111 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:59" (1/1) ... [2024-11-25 04:30:59,148 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:59" (1/1) ... [2024-11-25 04:30:59,150 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:59" (1/1) ... [2024-11-25 04:30:59,157 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:59" (1/1) ... [2024-11-25 04:30:59,161 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:59" (1/1) ... [2024-11-25 04:30:59,163 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:59" (1/1) ... [2024-11-25 04:30:59,168 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:30:59,169 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:30:59,170 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:30:59,170 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:30:59,171 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:59" (1/1) ... [2024-11-25 04:30:59,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:30:59,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2398bfed-81cc-4f82-b295-0a8860cb492e/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:30:59,212 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2398bfed-81cc-4f82-b295-0a8860cb492e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:30:59,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2398bfed-81cc-4f82-b295-0a8860cb492e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:30:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 04:30:59,255 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 04:30:59,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 04:30:59,256 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 04:30:59,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:30:59,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-25 04:30:59,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:30:59,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-25 04:30:59,257 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 04:30:59,257 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 04:30:59,257 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 04:30:59,257 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 04:30:59,258 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 04:30:59,258 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 04:30:59,258 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 04:30:59,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:30:59,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:30:59,261 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 04:30:59,590 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:30:59,593 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:31:00,463 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 04:31:00,464 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:31:01,078 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_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:31:01,085 INFO L158 Benchmark]: Toolchain (without parser) took 2977.32ms. Allocated memory is still 83.9MB. Free memory was 59.1MB in the beginning and 26.3MB in the end (delta: 32.8MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. [2024-11-25 04:31:01,087 INFO L158 Benchmark]: CDTParser took 3.81ms. Allocated memory is still 83.9MB. Free memory is still 65.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:31:01,088 INFO L158 Benchmark]: CACSL2BoogieTranslator took 917.99ms. Allocated memory is still 83.9MB. Free memory was 58.8MB in the beginning and 34.0MB in the end (delta: 24.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:31:01,088 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.76ms. Allocated memory is still 83.9MB. Free memory was 33.7MB in the beginning and 31.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:31:01,089 INFO L158 Benchmark]: Boogie Preprocessor took 73.66ms. Allocated memory is still 83.9MB. Free memory was 31.7MB in the beginning and 29.3MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:31:01,089 INFO L158 Benchmark]: RCFGBuilder took 1914.13ms. Allocated memory is still 83.9MB. Free memory was 29.3MB in the beginning and 26.3MB in the end (delta: 3.0MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2024-11-25 04:31:01,094 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.81ms. Allocated memory is still 83.9MB. Free memory is still 65.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 917.99ms. Allocated memory is still 83.9MB. Free memory was 58.8MB in the beginning and 34.0MB in the end (delta: 24.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.76ms. Allocated memory is still 83.9MB. Free memory was 33.7MB in the beginning and 31.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 73.66ms. Allocated memory is still 83.9MB. Free memory was 31.7MB in the beginning and 29.3MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1914.13ms. Allocated memory is still 83.9MB. Free memory was 29.3MB in the beginning and 26.3MB in the end (delta: 3.0MB). Peak memory consumption was 21.2MB. 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$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$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_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 04:31:01,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2398bfed-81cc-4f82-b295-0a8860cb492e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?