./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix018_power.oepc_pso.oepc_rmo.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/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_8b025605-709b-4470-9be9-c8e0313f84d8/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix018_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5a744aa24a15b244d86986861038a45981c329f5578e2da992d82373e2f73c5a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:13:28,434 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:13:28,533 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-24 18:13:28,539 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 18:13:28,542 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-24 18:13:28,581 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:13:28,583 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:13:28,584 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:13:28,584 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:13:28,585 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:13:28,585 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:13:28,585 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:13:28,586 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:13:28,587 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:13:28,587 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:13:28,587 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:13:28,587 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:13:28,587 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:13:28,587 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:13:28,587 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-24 18:13:28,588 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-24 18:13:28,588 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:13:28,588 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:13:28,588 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:13:28,589 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:13:28,589 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:13:28,589 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:13:28,589 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:13:28,589 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:13:28,589 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:13:28,590 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:13:28,590 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:13:28,590 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:13:28,590 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-24 18:13:28,590 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 18:13:28,591 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_8b025605-709b-4470-9be9-c8e0313f84d8/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 ! overflow) ) 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 -> 5a744aa24a15b244d86986861038a45981c329f5578e2da992d82373e2f73c5a [2024-11-24 18:13:28,917 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:13:28,926 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:13:28,928 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:13:28,930 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:13:28,930 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:13:28,931 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix018_power.oepc_pso.oepc_rmo.oepc.i [2024-11-24 18:13:31,935 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/bin/ukojak-verify-ENZ3QT5qd3/data/3d0a96976/b3d04c9e943e4043945548aabd021506/FLAG6298b6cf2 [2024-11-24 18:13:32,331 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:13:32,331 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/sv-benchmarks/c/pthread-wmm/mix018_power.oepc_pso.oepc_rmo.oepc.i [2024-11-24 18:13:32,345 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/bin/ukojak-verify-ENZ3QT5qd3/data/3d0a96976/b3d04c9e943e4043945548aabd021506/FLAG6298b6cf2 [2024-11-24 18:13:32,495 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/bin/ukojak-verify-ENZ3QT5qd3/data/3d0a96976/b3d04c9e943e4043945548aabd021506 [2024-11-24 18:13:32,498 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:13:32,499 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:13:32,500 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:13:32,501 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:13:32,505 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:13:32,506 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:13:32" (1/1) ... [2024-11-24 18:13:32,507 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2765a928 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:32, skipping insertion in model container [2024-11-24 18:13:32,507 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:13:32" (1/1) ... [2024-11-24 18:13:32,540 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:13:32,961 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:13:32,973 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:13:33,078 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:13:33,125 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:13:33,126 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:33 WrapperNode [2024-11-24 18:13:33,126 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:13:33,128 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:13:33,128 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:13:33,128 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:13:33,137 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:33" (1/1) ... [2024-11-24 18:13:33,161 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:33" (1/1) ... [2024-11-24 18:13:33,193 INFO L138 Inliner]: procedures = 176, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 95 [2024-11-24 18:13:33,193 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:13:33,194 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:13:33,194 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:13:33,194 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:13:33,202 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:33" (1/1) ... [2024-11-24 18:13:33,203 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:33" (1/1) ... [2024-11-24 18:13:33,208 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:33" (1/1) ... [2024-11-24 18:13:33,209 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:33" (1/1) ... [2024-11-24 18:13:33,229 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:33" (1/1) ... [2024-11-24 18:13:33,231 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:33" (1/1) ... [2024-11-24 18:13:33,239 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:33" (1/1) ... [2024-11-24 18:13:33,242 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:33" (1/1) ... [2024-11-24 18:13:33,247 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:33" (1/1) ... [2024-11-24 18:13:33,254 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:13:33,255 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:13:33,255 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:13:33,255 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:13:33,256 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:33" (1/1) ... [2024-11-24 18:13:33,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:13:33,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:13:33,300 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:13:33,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:13:33,336 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-24 18:13:33,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-24 18:13:33,337 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-24 18:13:33,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:13:33,337 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-24 18:13:33,337 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-24 18:13:33,337 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-24 18:13:33,337 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-24 18:13:33,337 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-24 18:13:33,337 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-24 18:13:33,337 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-24 18:13:33,337 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-24 18:13:33,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 18:13:33,337 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-24 18:13:33,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:13:33,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:13:33,340 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-24 18:13:33,522 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:13:33,525 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:13:33,967 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-24 18:13:33,967 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:13:34,207 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: ~a$r_buff1_thd0~0 := (if 0 == ~a$r_buff0_thd0~0 % 256 then 0 else 1);~a$r_buff1_thd1~0 := (if 0 == ~a$r_buff0_thd1~0 % 256 then 0 else 1);~a$r_buff1_thd2~0 := (if 0 == ~a$r_buff0_thd2~0 % 256 then 0 else 1);~a$r_buff1_thd3~0 := (if 0 == ~a$r_buff0_thd3~0 % 256 then 0 else 1);~a$r_buff1_thd4~0 := (if 0 == ~a$r_buff0_thd4~0 % 256 then 0 else 1);~a$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2024-11-24 18:13:34,214 INFO L158 Benchmark]: Toolchain (without parser) took 1714.80ms. Allocated memory is still 142.6MB. Free memory was 99.1MB in the beginning and 94.6MB in the end (delta: 4.4MB). Peak memory consumption was 80.9MB. Max. memory is 16.1GB. [2024-11-24 18:13:34,219 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 167.8MB. Free memory is still 102.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:13:34,219 INFO L158 Benchmark]: CACSL2BoogieTranslator took 626.57ms. Allocated memory is still 142.6MB. Free memory was 98.7MB in the beginning and 74.7MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-24 18:13:34,220 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.85ms. Allocated memory is still 142.6MB. Free memory was 74.7MB in the beginning and 72.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:13:34,220 INFO L158 Benchmark]: Boogie Preprocessor took 60.58ms. Allocated memory is still 142.6MB. Free memory was 72.8MB in the beginning and 70.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:13:34,220 INFO L158 Benchmark]: RCFGBuilder took 957.77ms. Allocated memory is still 142.6MB. Free memory was 70.8MB in the beginning and 94.6MB in the end (delta: -23.8MB). Peak memory consumption was 55.7MB. Max. memory is 16.1GB. [2024-11-24 18:13:34,225 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 167.8MB. Free memory is still 102.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 626.57ms. Allocated memory is still 142.6MB. Free memory was 98.7MB in the beginning and 74.7MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.85ms. Allocated memory is still 142.6MB. Free memory was 74.7MB in the beginning and 72.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 60.58ms. Allocated memory is still 142.6MB. Free memory was 72.8MB in the beginning and 70.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 957.77ms. Allocated memory is still 142.6MB. Free memory was 70.8MB in the beginning and 94.6MB in the end (delta: -23.8MB). Peak memory consumption was 55.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := (if 0 == ~a$r_buff0_thd0~0 % 256 then 0 else 1);~a$r_buff1_thd1~0 := (if 0 == ~a$r_buff0_thd1~0 % 256 then 0 else 1);~a$r_buff1_thd2~0 := (if 0 == ~a$r_buff0_thd2~0 % 256 then 0 else 1);~a$r_buff1_thd3~0 := (if 0 == ~a$r_buff0_thd3~0 % 256 then 0 else 1);~a$r_buff1_thd4~0 := (if 0 == ~a$r_buff0_thd4~0 % 256 then 0 else 1);~a$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: ~a$r_buff1_thd0~0 := (if 0 == ~a$r_buff0_thd0~0 % 256 then 0 else 1);~a$r_buff1_thd1~0 := (if 0 == ~a$r_buff0_thd1~0 % 256 then 0 else 1);~a$r_buff1_thd2~0 := (if 0 == ~a$r_buff0_thd2~0 % 256 then 0 else 1);~a$r_buff1_thd3~0 := (if 0 == ~a$r_buff0_thd3~0 % 256 then 0 else 1);~a$r_buff1_thd4~0 := (if 0 == ~a$r_buff0_thd4~0 % 256 then 0 else 1);~a$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. [2024-11-24 18:13:34,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/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_8b025605-709b-4470-9be9-c8e0313f84d8/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/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_8b025605-709b-4470-9be9-c8e0313f84d8/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix018_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5a744aa24a15b244d86986861038a45981c329f5578e2da992d82373e2f73c5a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:13:36,935 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:13:37,081 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-24 18:13:37,110 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:13:37,111 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:13:37,111 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:13:37,112 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:13:37,112 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:13:37,112 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:13:37,112 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:13:37,112 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:13:37,112 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:13:37,113 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:13:37,113 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:13:37,113 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:13:37,113 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:13:37,113 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 18:13:37,113 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 18:13:37,113 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-24 18:13:37,114 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 18:13:37,114 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-24 18:13:37,114 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:13:37,114 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:13:37,114 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:13:37,114 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:13:37,114 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:13:37,115 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:13:37,115 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:13:37,115 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:13:37,115 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-24 18:13:37,115 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:13:37,115 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:13:37,116 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:13:37,116 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:13:37,116 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:13:37,116 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-24 18:13:37,116 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:13:37,116 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-24 18:13:37,116 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_8b025605-709b-4470-9be9-c8e0313f84d8/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 ! overflow) ) 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 -> 5a744aa24a15b244d86986861038a45981c329f5578e2da992d82373e2f73c5a [2024-11-24 18:13:37,401 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:13:37,413 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:13:37,419 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:13:37,423 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:13:37,423 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:13:37,424 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix018_power.oepc_pso.oepc_rmo.oepc.i [2024-11-24 18:13:40,472 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/bin/ukojak-verify-ENZ3QT5qd3/data/c776b932a/96e49e6aa239480fa821ad5974b8da75/FLAGbb68963c4 [2024-11-24 18:13:40,801 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:13:40,802 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/sv-benchmarks/c/pthread-wmm/mix018_power.oepc_pso.oepc_rmo.oepc.i [2024-11-24 18:13:40,819 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/bin/ukojak-verify-ENZ3QT5qd3/data/c776b932a/96e49e6aa239480fa821ad5974b8da75/FLAGbb68963c4 [2024-11-24 18:13:41,034 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/bin/ukojak-verify-ENZ3QT5qd3/data/c776b932a/96e49e6aa239480fa821ad5974b8da75 [2024-11-24 18:13:41,036 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:13:41,037 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:13:41,039 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:13:41,039 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:13:41,044 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:13:41,045 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:13:41" (1/1) ... [2024-11-24 18:13:41,046 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@159c325 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:41, skipping insertion in model container [2024-11-24 18:13:41,046 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:13:41" (1/1) ... [2024-11-24 18:13:41,083 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:13:41,678 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:13:41,697 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:13:41,785 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:13:41,829 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:13:41,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:41 WrapperNode [2024-11-24 18:13:41,831 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:13:41,832 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:13:41,832 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:13:41,832 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:13:41,839 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:41" (1/1) ... [2024-11-24 18:13:41,855 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:41" (1/1) ... [2024-11-24 18:13:41,894 INFO L138 Inliner]: procedures = 177, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 96 [2024-11-24 18:13:41,898 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:13:41,898 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:13:41,899 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:13:41,899 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:13:41,907 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:41" (1/1) ... [2024-11-24 18:13:41,908 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:41" (1/1) ... [2024-11-24 18:13:41,917 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:41" (1/1) ... [2024-11-24 18:13:41,918 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:41" (1/1) ... [2024-11-24 18:13:41,942 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:41" (1/1) ... [2024-11-24 18:13:41,947 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:41" (1/1) ... [2024-11-24 18:13:41,949 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:41" (1/1) ... [2024-11-24 18:13:41,955 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:41" (1/1) ... [2024-11-24 18:13:41,961 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:41" (1/1) ... [2024-11-24 18:13:41,964 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:13:41,968 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:13:41,970 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:13:41,970 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:13:41,971 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:41" (1/1) ... [2024-11-24 18:13:41,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:13:42,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:13:42,022 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:13:42,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:13:42,059 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-24 18:13:42,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-24 18:13:42,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-24 18:13:42,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:13:42,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-24 18:13:42,060 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-24 18:13:42,062 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-24 18:13:42,062 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-24 18:13:42,062 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-24 18:13:42,062 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-24 18:13:42,062 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-24 18:13:42,062 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-24 18:13:42,062 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-24 18:13:42,063 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-24 18:13:42,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:13:42,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:13:42,064 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-24 18:13:42,224 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:13:42,227 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:13:42,809 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-24 18:13:42,811 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:13:43,064 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: ~a$r_buff1_thd0~0 := (if 0bv8 == ~a$r_buff0_thd0~0 then 0bv8 else 1bv8);~a$r_buff1_thd1~0 := (if 0bv8 == ~a$r_buff0_thd1~0 then 0bv8 else 1bv8);~a$r_buff1_thd2~0 := (if 0bv8 == ~a$r_buff0_thd2~0 then 0bv8 else 1bv8);~a$r_buff1_thd3~0 := (if 0bv8 == ~a$r_buff0_thd3~0 then 0bv8 else 1bv8);~a$r_buff1_thd4~0 := (if 0bv8 == ~a$r_buff0_thd4~0 then 0bv8 else 1bv8);~a$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-24 18:13:43,072 INFO L158 Benchmark]: Toolchain (without parser) took 2033.66ms. Allocated memory is still 117.4MB. Free memory was 90.4MB in the beginning and 51.9MB in the end (delta: 38.5MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. [2024-11-24 18:13:43,072 INFO L158 Benchmark]: CDTParser took 3.09ms. Allocated memory is still 117.4MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:13:43,073 INFO L158 Benchmark]: CACSL2BoogieTranslator took 792.83ms. Allocated memory is still 117.4MB. Free memory was 90.2MB in the beginning and 65.6MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-24 18:13:43,073 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.08ms. Allocated memory is still 117.4MB. Free memory was 65.6MB in the beginning and 63.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:13:43,076 INFO L158 Benchmark]: Boogie Preprocessor took 68.52ms. Allocated memory is still 117.4MB. Free memory was 63.5MB in the beginning and 61.5MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:13:43,077 INFO L158 Benchmark]: RCFGBuilder took 1102.26ms. Allocated memory is still 117.4MB. Free memory was 61.4MB in the beginning and 51.9MB in the end (delta: 9.4MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2024-11-24 18:13:43,079 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.09ms. Allocated memory is still 117.4MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 792.83ms. Allocated memory is still 117.4MB. Free memory was 90.2MB in the beginning and 65.6MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.08ms. Allocated memory is still 117.4MB. Free memory was 65.6MB in the beginning and 63.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 68.52ms. Allocated memory is still 117.4MB. Free memory was 63.5MB in the beginning and 61.5MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1102.26ms. Allocated memory is still 117.4MB. Free memory was 61.4MB in the beginning and 51.9MB in the end (delta: 9.4MB). 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: ~a$r_buff1_thd0~0 := (if 0bv8 == ~a$r_buff0_thd0~0 then 0bv8 else 1bv8);~a$r_buff1_thd1~0 := (if 0bv8 == ~a$r_buff0_thd1~0 then 0bv8 else 1bv8);~a$r_buff1_thd2~0 := (if 0bv8 == ~a$r_buff0_thd2~0 then 0bv8 else 1bv8);~a$r_buff1_thd3~0 := (if 0bv8 == ~a$r_buff0_thd3~0 then 0bv8 else 1bv8);~a$r_buff1_thd4~0 := (if 0bv8 == ~a$r_buff0_thd4~0 then 0bv8 else 1bv8);~a$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := (if 0bv8 == ~a$r_buff0_thd0~0 then 0bv8 else 1bv8);~a$r_buff1_thd1~0 := (if 0bv8 == ~a$r_buff0_thd1~0 then 0bv8 else 1bv8);~a$r_buff1_thd2~0 := (if 0bv8 == ~a$r_buff0_thd2~0 then 0bv8 else 1bv8);~a$r_buff1_thd3~0 := (if 0bv8 == ~a$r_buff0_thd3~0 then 0bv8 else 1bv8);~a$r_buff1_thd4~0 := (if 0bv8 == ~a$r_buff0_thd4~0 then 0bv8 else 1bv8);~a$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. [2024-11-24 18:13:43,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b025605-709b-4470-9be9-c8e0313f84d8/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: ~a$r_buff1_thd0~0 := (if 0bv8 == ~a$r_buff0_thd0~0 then 0bv8 else 1bv8);~a$r_buff1_thd1~0 := (if 0bv8 == ~a$r_buff0_thd1~0 then 0bv8 else 1bv8);~a$r_buff1_thd2~0 := (if 0bv8 == ~a$r_buff0_thd2~0 then 0bv8 else 1bv8);~a$r_buff1_thd3~0 := (if 0bv8 == ~a$r_buff0_thd3~0 then 0bv8 else 1bv8);~a$r_buff1_thd4~0 := (if 0bv8 == ~a$r_buff0_thd4~0 then 0bv8 else 1bv8);~a$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?