./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.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_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b --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 10a668ec1ea7995e15ba3bf7e664e16993ba1d6d90153ec7cf305acc426b53b6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:34:05,437 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:34:05,497 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 01:34:05,502 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:34:05,502 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:34:05,522 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:34:05,522 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:34:05,523 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:34:05,523 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:34:05,523 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:34:05,523 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:34:05,523 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:34:05,523 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:34:05,523 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:34:05,524 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:34:05,524 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:34:05,524 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:34:05,524 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:34:05,524 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:34:05,524 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 01:34:05,524 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 01:34:05,524 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:34:05,524 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:34:05,524 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:34:05,524 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:34:05,524 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:34:05,524 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:34:05,525 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:34:05,525 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:34:05,525 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:34:05,525 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:34:05,525 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:34:05,525 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:34:05,525 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:34:05,525 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:34:05,525 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_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 -> 10a668ec1ea7995e15ba3bf7e664e16993ba1d6d90153ec7cf305acc426b53b6 [2024-12-06 01:34:05,757 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:34:05,765 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:34:05,767 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:34:05,768 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:34:05,769 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:34:05,770 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.i [2024-12-06 01:34:08,528 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b/data/2824e5ea9/7c5ef7b166324cd99d7910ab737fa6bb/FLAG61ec41244 [2024-12-06 01:34:08,770 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:34:08,770 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.i [2024-12-06 01:34:08,783 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b/data/2824e5ea9/7c5ef7b166324cd99d7910ab737fa6bb/FLAG61ec41244 [2024-12-06 01:34:08,797 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b/data/2824e5ea9/7c5ef7b166324cd99d7910ab737fa6bb [2024-12-06 01:34:08,799 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:34:08,801 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:34:08,802 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:34:08,802 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:34:08,805 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:34:08,806 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:34:08" (1/1) ... [2024-12-06 01:34:08,807 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39019553 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:08, skipping insertion in model container [2024-12-06 01:34:08,807 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:34:08" (1/1) ... [2024-12-06 01:34:08,835 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:34:09,128 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:34:09,136 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:34:09,194 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:34:09,222 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:34:09,222 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:09 WrapperNode [2024-12-06 01:34:09,223 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:34:09,223 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:34:09,224 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:34:09,224 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:34:09,229 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:09" (1/1) ... [2024-12-06 01:34:09,240 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:09" (1/1) ... [2024-12-06 01:34:09,263 INFO L138 Inliner]: procedures = 175, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 102 [2024-12-06 01:34:09,263 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:34:09,264 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:34:09,264 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:34:09,264 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:34:09,272 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:09" (1/1) ... [2024-12-06 01:34:09,272 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:09" (1/1) ... [2024-12-06 01:34:09,275 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:09" (1/1) ... [2024-12-06 01:34:09,275 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:09" (1/1) ... [2024-12-06 01:34:09,283 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:09" (1/1) ... [2024-12-06 01:34:09,284 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:09" (1/1) ... [2024-12-06 01:34:09,286 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:09" (1/1) ... [2024-12-06 01:34:09,288 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:09" (1/1) ... [2024-12-06 01:34:09,289 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:09" (1/1) ... [2024-12-06 01:34:09,292 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:34:09,293 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:34:09,293 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:34:09,293 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:34:09,294 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:09" (1/1) ... [2024-12-06 01:34:09,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:34:09,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:34:09,328 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:34:09,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:34:09,351 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 01:34:09,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 01:34:09,352 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 01:34:09,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:34:09,352 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 01:34:09,352 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 01:34:09,352 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 01:34:09,352 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 01:34:09,352 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 01:34:09,352 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 01:34:09,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:34:09,352 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 01:34:09,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:34:09,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:34:09,353 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 01:34:09,457 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:34:09,459 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:34:09,765 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 01:34:09,765 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:34:09,912 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~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:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 01:34:09,918 INFO L158 Benchmark]: Toolchain (without parser) took 1116.76ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 106.3MB in the end (delta: 9.3MB). Peak memory consumption was 72.8MB. Max. memory is 16.1GB. [2024-12-06 01:34:09,918 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:34:09,919 INFO L158 Benchmark]: CACSL2BoogieTranslator took 421.39ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 92.5MB in the end (delta: 23.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 01:34:09,919 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.89ms. Allocated memory is still 142.6MB. Free memory was 92.3MB in the beginning and 90.1MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:34:09,919 INFO L158 Benchmark]: Boogie Preprocessor took 28.45ms. Allocated memory is still 142.6MB. Free memory was 90.1MB in the beginning and 88.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:34:09,920 INFO L158 Benchmark]: RCFGBuilder took 623.39ms. Allocated memory is still 142.6MB. Free memory was 88.6MB in the beginning and 106.3MB in the end (delta: -17.8MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. [2024-12-06 01:34:09,922 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 421.39ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 92.5MB in the end (delta: 23.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.89ms. Allocated memory is still 142.6MB. Free memory was 92.3MB in the beginning and 90.1MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.45ms. Allocated memory is still 142.6MB. Free memory was 90.1MB in the beginning and 88.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 623.39ms. Allocated memory is still 142.6MB. Free memory was 88.6MB in the beginning and 106.3MB in the end (delta: -17.8MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~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 start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~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:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 01:34:09,942 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b --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 10a668ec1ea7995e15ba3bf7e664e16993ba1d6d90153ec7cf305acc426b53b6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:34:11,907 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:34:11,991 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-06 01:34:12,017 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:34:12,017 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:34:12,018 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:34:12,018 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:34:12,018 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:34:12,018 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:34:12,018 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:34:12,019 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:34:12,019 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:34:12,019 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:34:12,019 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:34:12,019 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:34:12,019 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:34:12,019 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:34:12,019 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:34:12,019 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 01:34:12,019 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:34:12,020 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 01:34:12,020 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:34:12,020 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:34:12,020 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:34:12,020 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:34:12,020 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:34:12,020 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:34:12,020 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:34:12,020 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:34:12,020 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:34:12,020 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:34:12,021 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:34:12,021 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:34:12,021 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:34:12,021 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:34:12,021 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:34:12,021 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:34:12,021 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:34:12,021 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_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 -> 10a668ec1ea7995e15ba3bf7e664e16993ba1d6d90153ec7cf305acc426b53b6 [2024-12-06 01:34:12,264 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:34:12,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:34:12,273 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:34:12,274 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:34:12,275 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:34:12,276 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.i [2024-12-06 01:34:15,009 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b/data/bcbb8767f/b80e11f51cf04d8eac3f808ad3f42884/FLAG190f5d934 [2024-12-06 01:34:15,254 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:34:15,255 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.i [2024-12-06 01:34:15,268 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b/data/bcbb8767f/b80e11f51cf04d8eac3f808ad3f42884/FLAG190f5d934 [2024-12-06 01:34:15,283 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b/data/bcbb8767f/b80e11f51cf04d8eac3f808ad3f42884 [2024-12-06 01:34:15,285 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:34:15,287 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:34:15,289 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:34:15,289 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:34:15,293 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:34:15,294 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:34:15" (1/1) ... [2024-12-06 01:34:15,295 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3accacc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:15, skipping insertion in model container [2024-12-06 01:34:15,295 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:34:15" (1/1) ... [2024-12-06 01:34:15,325 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:34:15,612 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:34:15,624 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:34:15,680 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:34:15,719 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:34:15,720 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:15 WrapperNode [2024-12-06 01:34:15,720 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:34:15,721 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:34:15,721 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:34:15,721 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:34:15,728 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:15" (1/1) ... [2024-12-06 01:34:15,743 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:15" (1/1) ... [2024-12-06 01:34:15,761 INFO L138 Inliner]: procedures = 176, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 103 [2024-12-06 01:34:15,762 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:34:15,762 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:34:15,763 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:34:15,763 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:34:15,770 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:15" (1/1) ... [2024-12-06 01:34:15,770 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:15" (1/1) ... [2024-12-06 01:34:15,774 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:15" (1/1) ... [2024-12-06 01:34:15,774 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:15" (1/1) ... [2024-12-06 01:34:15,784 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:15" (1/1) ... [2024-12-06 01:34:15,785 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:15" (1/1) ... [2024-12-06 01:34:15,787 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:15" (1/1) ... [2024-12-06 01:34:15,790 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:15" (1/1) ... [2024-12-06 01:34:15,791 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:15" (1/1) ... [2024-12-06 01:34:15,795 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:34:15,796 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:34:15,796 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:34:15,796 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:34:15,797 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:34:15" (1/1) ... [2024-12-06 01:34:15,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:34:15,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:34:15,841 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:34:15,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:34:15,863 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 01:34:15,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 01:34:15,863 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 01:34:15,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:34:15,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:34:15,864 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 01:34:15,864 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 01:34:15,864 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 01:34:15,864 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 01:34:15,864 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 01:34:15,864 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 01:34:15,864 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 01:34:15,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:34:15,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:34:15,866 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 01:34:15,977 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:34:15,978 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:34:16,288 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 01:34:16,288 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:34:16,443 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~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:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 01:34:16,449 INFO L158 Benchmark]: Toolchain (without parser) took 1161.48ms. Allocated memory is still 92.3MB. Free memory was 68.5MB in the beginning and 51.3MB in the end (delta: 17.2MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. [2024-12-06 01:34:16,450 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 83.9MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:34:16,450 INFO L158 Benchmark]: CACSL2BoogieTranslator took 431.82ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 44.8MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 01:34:16,450 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.94ms. Allocated memory is still 92.3MB. Free memory was 44.8MB in the beginning and 42.6MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:34:16,451 INFO L158 Benchmark]: Boogie Preprocessor took 32.84ms. Allocated memory is still 92.3MB. Free memory was 42.6MB in the beginning and 40.7MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:34:16,451 INFO L158 Benchmark]: RCFGBuilder took 651.51ms. Allocated memory is still 92.3MB. Free memory was 40.7MB in the beginning and 51.3MB in the end (delta: -10.7MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2024-12-06 01:34:16,453 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 83.9MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 431.82ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 44.8MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.94ms. Allocated memory is still 92.3MB. Free memory was 44.8MB in the beginning and 42.6MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.84ms. Allocated memory is still 92.3MB. Free memory was 42.6MB in the beginning and 40.7MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 651.51ms. Allocated memory is still 92.3MB. Free memory was 40.7MB in the beginning and 51.3MB in the end (delta: -10.7MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~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 start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~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:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 01:34:16,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6af4448b-0b9a-4c67-8a00-c71ff601aade/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?