./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix055.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_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/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_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix055.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/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_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/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 a4ebc4444460a05c0fe2d26c6269a3bce4de01cd65e247714c5237856dd0f827 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:25:18,717 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:25:18,795 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-24 18:25:18,801 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 18:25:18,804 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-24 18:25:18,832 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:25:18,834 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:25:18,835 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:25:18,835 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:25:18,835 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:25:18,837 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:25:18,837 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:25:18,837 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:25:18,837 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:25:18,837 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:25:18,837 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:25:18,838 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:25:18,838 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:25:18,838 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:25:18,838 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-24 18:25:18,839 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-24 18:25:18,839 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:25:18,839 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:25:18,839 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:25:18,839 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:25:18,839 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:25:18,839 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:25:18,840 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:25:18,840 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:25:18,840 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:25:18,840 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:25:18,840 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:25:18,840 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:25:18,841 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-24 18:25:18,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 18:25:18,841 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_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/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 -> a4ebc4444460a05c0fe2d26c6269a3bce4de01cd65e247714c5237856dd0f827 [2024-11-24 18:25:19,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:25:19,222 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:25:19,225 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:25:19,226 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:25:19,227 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:25:19,228 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix055.opt.i [2024-11-24 18:25:22,474 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/bin/ukojak-verify-ENZ3QT5qd3/data/0ac7e5dcb/8001c71781f346439fe26f6ea51444dc/FLAG1fc8b55ef [2024-11-24 18:25:22,847 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:25:22,848 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/sv-benchmarks/c/pthread-wmm/mix055.opt.i [2024-11-24 18:25:22,873 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/bin/ukojak-verify-ENZ3QT5qd3/data/0ac7e5dcb/8001c71781f346439fe26f6ea51444dc/FLAG1fc8b55ef [2024-11-24 18:25:22,900 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/bin/ukojak-verify-ENZ3QT5qd3/data/0ac7e5dcb/8001c71781f346439fe26f6ea51444dc [2024-11-24 18:25:22,904 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:25:22,907 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:25:22,910 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:25:22,911 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:25:22,917 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:25:22,918 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:25:22" (1/1) ... [2024-11-24 18:25:22,919 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b64b05e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:22, skipping insertion in model container [2024-11-24 18:25:22,920 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:25:22" (1/1) ... [2024-11-24 18:25:22,978 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:25:23,436 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:25:23,449 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:25:23,531 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:25:23,579 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:25:23,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:23 WrapperNode [2024-11-24 18:25:23,580 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:25:23,581 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:25:23,582 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:25:23,582 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:25:23,588 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:23" (1/1) ... [2024-11-24 18:25:23,610 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:23" (1/1) ... [2024-11-24 18:25:23,651 INFO L138 Inliner]: procedures = 176, calls = 52, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 112 [2024-11-24 18:25:23,655 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:25:23,656 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:25:23,656 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:25:23,656 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:25:23,667 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:23" (1/1) ... [2024-11-24 18:25:23,667 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:23" (1/1) ... [2024-11-24 18:25:23,672 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:23" (1/1) ... [2024-11-24 18:25:23,673 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:23" (1/1) ... [2024-11-24 18:25:23,687 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:23" (1/1) ... [2024-11-24 18:25:23,689 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:23" (1/1) ... [2024-11-24 18:25:23,695 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:23" (1/1) ... [2024-11-24 18:25:23,697 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:23" (1/1) ... [2024-11-24 18:25:23,702 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:23" (1/1) ... [2024-11-24 18:25:23,705 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:25:23,709 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:25:23,709 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:25:23,709 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:25:23,710 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:23" (1/1) ... [2024-11-24 18:25:23,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:25:23,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:25:23,762 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:25:23,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:25:23,798 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-24 18:25:23,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-24 18:25:23,798 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-24 18:25:23,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:25:23,799 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-24 18:25:23,799 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-24 18:25:23,799 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-24 18:25:23,799 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-24 18:25:23,799 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-24 18:25:23,799 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-24 18:25:23,799 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-24 18:25:23,799 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-24 18:25:23,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 18:25:23,800 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-24 18:25:23,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:25:23,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:25:23,802 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 18:25:23,956 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:25:23,958 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:25:24,383 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-24 18:25:24,384 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:25:24,626 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-24 18:25:24,634 INFO L158 Benchmark]: Toolchain (without parser) took 1726.62ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 75.4MB in the end (delta: 16.2MB). Peak memory consumption was 64.2MB. Max. memory is 16.1GB. [2024-11-24 18:25:24,635 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 74.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:25:24,636 INFO L158 Benchmark]: CACSL2BoogieTranslator took 669.88ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 68.0MB in the end (delta: 23.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-24 18:25:24,640 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.44ms. Allocated memory is still 117.4MB. Free memory was 68.0MB in the beginning and 65.9MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:25:24,640 INFO L158 Benchmark]: Boogie Preprocessor took 53.06ms. Allocated memory is still 117.4MB. Free memory was 65.6MB in the beginning and 64.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:25:24,641 INFO L158 Benchmark]: RCFGBuilder took 922.69ms. Allocated memory is still 117.4MB. Free memory was 64.2MB in the beginning and 75.4MB in the end (delta: -11.2MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2024-11-24 18:25:24,643 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 74.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 669.88ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 68.0MB in the end (delta: 23.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.44ms. Allocated memory is still 117.4MB. Free memory was 68.0MB in the beginning and 65.9MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 53.06ms. Allocated memory is still 117.4MB. Free memory was 65.6MB in the beginning and 64.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 922.69ms. Allocated memory is still 117.4MB. Free memory was 64.2MB in the beginning and 75.4MB in the end (delta: -11.2MB). Peak memory consumption was 39.0MB. 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$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. [2024-11-24 18:25:24,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/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_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/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_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix055.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/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_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/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 a4ebc4444460a05c0fe2d26c6269a3bce4de01cd65e247714c5237856dd0f827 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:25:27,294 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:25:27,397 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-24 18:25:27,447 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:25:27,448 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:25:27,448 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:25:27,448 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:25:27,448 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:25:27,448 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:25:27,453 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:25:27,453 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:25:27,453 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:25:27,453 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:25:27,453 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:25:27,453 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:25:27,453 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:25:27,454 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 18:25:27,454 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 18:25:27,454 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-24 18:25:27,454 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 18:25:27,454 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-24 18:25:27,454 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:25:27,454 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:25:27,454 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:25:27,454 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:25:27,455 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:25:27,455 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:25:27,455 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:25:27,455 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:25:27,455 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-24 18:25:27,455 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:25:27,455 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:25:27,455 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:25:27,456 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:25:27,456 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:25:27,456 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-24 18:25:27,456 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:25:27,456 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-24 18:25:27,456 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_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/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 -> a4ebc4444460a05c0fe2d26c6269a3bce4de01cd65e247714c5237856dd0f827 [2024-11-24 18:25:27,814 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:25:27,822 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:25:27,824 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:25:27,826 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:25:27,826 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:25:27,827 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix055.opt.i [2024-11-24 18:25:30,945 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/bin/ukojak-verify-ENZ3QT5qd3/data/95b86d47b/364a079a2f2f4c42acefe258a7070869/FLAGc58aaf718 [2024-11-24 18:25:31,382 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:25:31,385 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/sv-benchmarks/c/pthread-wmm/mix055.opt.i [2024-11-24 18:25:31,407 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/bin/ukojak-verify-ENZ3QT5qd3/data/95b86d47b/364a079a2f2f4c42acefe258a7070869/FLAGc58aaf718 [2024-11-24 18:25:31,429 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/bin/ukojak-verify-ENZ3QT5qd3/data/95b86d47b/364a079a2f2f4c42acefe258a7070869 [2024-11-24 18:25:31,433 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:25:31,435 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:25:31,436 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:25:31,436 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:25:31,443 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:25:31,444 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:25:31" (1/1) ... [2024-11-24 18:25:31,446 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@192b7e20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:31, skipping insertion in model container [2024-11-24 18:25:31,446 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:25:31" (1/1) ... [2024-11-24 18:25:31,498 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:25:31,904 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:25:31,925 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:25:32,048 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:25:32,105 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:25:32,105 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:32 WrapperNode [2024-11-24 18:25:32,107 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:25:32,108 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:25:32,108 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:25:32,108 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:25:32,117 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:32" (1/1) ... [2024-11-24 18:25:32,143 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:32" (1/1) ... [2024-11-24 18:25:32,182 INFO L138 Inliner]: procedures = 177, calls = 52, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 113 [2024-11-24 18:25:32,183 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:25:32,184 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:25:32,184 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:25:32,184 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:25:32,192 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:32" (1/1) ... [2024-11-24 18:25:32,193 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:32" (1/1) ... [2024-11-24 18:25:32,199 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:32" (1/1) ... [2024-11-24 18:25:32,199 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:32" (1/1) ... [2024-11-24 18:25:32,209 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:32" (1/1) ... [2024-11-24 18:25:32,210 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:32" (1/1) ... [2024-11-24 18:25:32,212 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:32" (1/1) ... [2024-11-24 18:25:32,215 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:32" (1/1) ... [2024-11-24 18:25:32,216 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:32" (1/1) ... [2024-11-24 18:25:32,220 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:25:32,221 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:25:32,221 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:25:32,221 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:25:32,222 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:32" (1/1) ... [2024-11-24 18:25:32,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:25:32,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:25:32,263 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:25:32,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:25:32,296 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-24 18:25:32,298 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-24 18:25:32,298 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-24 18:25:32,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:25:32,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-24 18:25:32,299 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-24 18:25:32,299 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-24 18:25:32,300 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-24 18:25:32,300 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-24 18:25:32,300 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-24 18:25:32,300 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-24 18:25:32,300 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-24 18:25:32,300 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-24 18:25:32,301 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-24 18:25:32,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:25:32,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:25:32,303 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 18:25:32,450 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:25:32,452 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:25:32,900 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-24 18:25:32,901 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:25:33,144 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-24 18:25:33,151 INFO L158 Benchmark]: Toolchain (without parser) took 1716.11ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 57.5MB in the end (delta: 34.0MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. [2024-11-24 18:25:33,152 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:25:33,152 INFO L158 Benchmark]: CACSL2BoogieTranslator took 671.37ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 67.5MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-24 18:25:33,153 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.84ms. Allocated memory is still 117.4MB. Free memory was 67.5MB in the beginning and 65.3MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:25:33,153 INFO L158 Benchmark]: Boogie Preprocessor took 36.18ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 63.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:25:33,153 INFO L158 Benchmark]: RCFGBuilder took 928.89ms. Allocated memory is still 117.4MB. Free memory was 63.3MB in the beginning and 57.5MB in the end (delta: 5.8MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2024-11-24 18:25:33,159 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 671.37ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 67.5MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.84ms. Allocated memory is still 117.4MB. Free memory was 67.5MB in the beginning and 65.3MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.18ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 63.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 928.89ms. Allocated memory is still 117.4MB. Free memory was 63.3MB in the beginning and 57.5MB in the end (delta: 5.8MB). Peak memory consumption was 30.2MB. 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$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. [2024-11-24 18:25:33,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca9e4815-f93a-43fd-b3a3-2ab31579a86f/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 start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?