./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix051_tso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix051_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm --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 798582ee4a09ede0f5c496225fe921dfd53b0dfd5ded797f7106b8b9ef24e798 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:21:58,718 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:21:58,806 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 20:21:58,814 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:21:58,814 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:21:58,848 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:21:58,849 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:21:58,849 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:21:58,850 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:21:58,850 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:21:58,851 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:21:58,851 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:21:58,851 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:21:58,851 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:21:58,851 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:21:58,851 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:21:58,851 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:21:58,851 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:21:58,851 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:21:58,851 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:21:58,852 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:21:58,852 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:21:58,852 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:21:58,853 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:21:58,853 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:21:58,853 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:21:58,853 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:21:58,853 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:21:58,853 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:21:58,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:21:58,853 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:21:58,853 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:21:58,853 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:21:58,854 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:21:58,854 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:21:58,854 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_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm 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 -> 798582ee4a09ede0f5c496225fe921dfd53b0dfd5ded797f7106b8b9ef24e798 [2024-11-13 20:21:59,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:21:59,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:21:59,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:21:59,150 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:21:59,150 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:21:59,151 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/mix051_tso.oepc.i Unable to find full path for "g++" [2024-11-13 20:22:01,076 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:22:01,391 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:22:01,397 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/sv-benchmarks/c/pthread-wmm/mix051_tso.oepc.i [2024-11-13 20:22:01,411 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm/data/764d725a8/4f966fa644ce40009468747b5150439d/FLAGbf414e0a9 [2024-11-13 20:22:01,434 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm/data/764d725a8/4f966fa644ce40009468747b5150439d [2024-11-13 20:22:01,437 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:22:01,439 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:22:01,441 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:22:01,441 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:22:01,446 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:22:01,447 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:22:01" (1/1) ... [2024-11-13 20:22:01,448 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30d6dd58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:01, skipping insertion in model container [2024-11-13 20:22:01,450 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:22:01" (1/1) ... [2024-11-13 20:22:01,512 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:22:02,070 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:22:02,091 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:22:02,213 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:22:02,258 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:22:02,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:02 WrapperNode [2024-11-13 20:22:02,260 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:22:02,261 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:22:02,262 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:22:02,262 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:22:02,269 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:02" (1/1) ... [2024-11-13 20:22:02,287 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:02" (1/1) ... [2024-11-13 20:22:02,320 INFO L138 Inliner]: procedures = 176, calls = 52, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 113 [2024-11-13 20:22:02,320 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:22:02,321 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:22:02,321 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:22:02,322 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:22:02,329 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:02" (1/1) ... [2024-11-13 20:22:02,330 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:02" (1/1) ... [2024-11-13 20:22:02,333 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:02" (1/1) ... [2024-11-13 20:22:02,336 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:02" (1/1) ... [2024-11-13 20:22:02,353 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:02" (1/1) ... [2024-11-13 20:22:02,359 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:02" (1/1) ... [2024-11-13 20:22:02,361 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:02" (1/1) ... [2024-11-13 20:22:02,366 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:02" (1/1) ... [2024-11-13 20:22:02,373 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:22:02,374 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:22:02,374 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:22:02,374 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:22:02,375 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:02" (1/1) ... [2024-11-13 20:22:02,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:22:02,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:22:02,430 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:22:02,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:22:02,462 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:22:02,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:22:02,462 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 20:22:02,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:22:02,463 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 20:22:02,463 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 20:22:02,463 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 20:22:02,463 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 20:22:02,463 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 20:22:02,463 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 20:22:02,463 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-13 20:22:02,463 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-13 20:22:02,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:22:02,464 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 20:22:02,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:22:02,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:22:02,465 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 20:22:02,616 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:22:02,619 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:22:03,192 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 20:22:03,192 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:22:03,489 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:303) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:22:03,498 INFO L158 Benchmark]: Toolchain (without parser) took 2056.89ms. Allocated memory is still 142.6MB. Free memory was 114.8MB in the beginning and 108.7MB in the end (delta: 6.1MB). Peak memory consumption was 73.5MB. Max. memory is 16.1GB. [2024-11-13 20:22:03,499 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:22:03,502 INFO L158 Benchmark]: CACSL2BoogieTranslator took 820.17ms. Allocated memory is still 142.6MB. Free memory was 114.6MB in the beginning and 90.6MB in the end (delta: 23.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:22:03,502 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.26ms. Allocated memory is still 142.6MB. Free memory was 90.6MB in the beginning and 88.5MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:22:03,503 INFO L158 Benchmark]: Boogie Preprocessor took 52.10ms. Allocated memory is still 142.6MB. Free memory was 88.2MB in the beginning and 86.7MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:22:03,503 INFO L158 Benchmark]: RCFGBuilder took 1120.89ms. Allocated memory is still 142.6MB. Free memory was 86.7MB in the beginning and 108.7MB in the end (delta: -22.0MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. [2024-11-13 20:22:03,505 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 820.17ms. Allocated memory is still 142.6MB. Free memory was 114.6MB in the beginning and 90.6MB in the end (delta: 23.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.26ms. Allocated memory is still 142.6MB. Free memory was 90.6MB in the beginning and 88.5MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.10ms. Allocated memory is still 142.6MB. Free memory was 88.2MB in the beginning and 86.7MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1120.89ms. Allocated memory is still 142.6MB. Free memory was 86.7MB in the beginning and 108.7MB in the end (delta: -22.0MB). Peak memory consumption was 48.3MB. 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. [2024-11-13 20:22:03,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm/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_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix051_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm --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 798582ee4a09ede0f5c496225fe921dfd53b0dfd5ded797f7106b8b9ef24e798 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:22:06,901 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:22:07,028 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-13 20:22:07,135 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:22:07,138 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:22:07,138 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:22:07,141 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:22:07,141 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:22:07,141 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:22:07,142 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:22:07,142 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:22:07,142 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:22:07,142 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:22:07,142 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:22:07,142 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:22:07,142 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:22:07,143 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:22:07,143 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:22:07,143 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:22:07,143 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:22:07,143 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:22:07,143 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:22:07,143 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:22:07,143 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:22:07,144 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:22:07,146 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:22:07,146 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:22:07,146 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:22:07,147 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:22:07,147 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:22:07,147 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:22:07,147 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:22:07,148 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:22:07,148 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:22:07,149 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:22:07,149 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:22:07,150 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:22:07,150 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:22:07,150 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_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm 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 -> 798582ee4a09ede0f5c496225fe921dfd53b0dfd5ded797f7106b8b9ef24e798 [2024-11-13 20:22:07,598 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:22:07,617 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:22:07,620 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:22:07,625 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:22:07,626 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:22:07,628 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/mix051_tso.oepc.i Unable to find full path for "g++" [2024-11-13 20:22:10,330 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:22:10,725 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:22:10,729 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/sv-benchmarks/c/pthread-wmm/mix051_tso.oepc.i [2024-11-13 20:22:10,753 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm/data/e33d03673/e2a247c7b15e45f69b760473e1e7ebd5/FLAG02825d955 [2024-11-13 20:22:10,779 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm/data/e33d03673/e2a247c7b15e45f69b760473e1e7ebd5 [2024-11-13 20:22:10,782 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:22:10,785 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:22:10,787 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:22:10,788 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:22:10,793 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:22:10,794 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:22:10" (1/1) ... [2024-11-13 20:22:10,795 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43c4acc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:10, skipping insertion in model container [2024-11-13 20:22:10,798 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:22:10" (1/1) ... [2024-11-13 20:22:10,855 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:22:11,486 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:22:11,505 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:22:11,626 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:22:11,692 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:22:11,692 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:11 WrapperNode [2024-11-13 20:22:11,693 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:22:11,694 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:22:11,694 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:22:11,694 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:22:11,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:11" (1/1) ... [2024-11-13 20:22:11,744 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:11" (1/1) ... [2024-11-13 20:22:11,792 INFO L138 Inliner]: procedures = 177, calls = 52, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 114 [2024-11-13 20:22:11,797 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:22:11,798 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:22:11,798 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:22:11,798 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:22:11,808 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:11" (1/1) ... [2024-11-13 20:22:11,809 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:11" (1/1) ... [2024-11-13 20:22:11,813 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:11" (1/1) ... [2024-11-13 20:22:11,814 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:11" (1/1) ... [2024-11-13 20:22:11,827 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:11" (1/1) ... [2024-11-13 20:22:11,830 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:11" (1/1) ... [2024-11-13 20:22:11,834 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:11" (1/1) ... [2024-11-13 20:22:11,836 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:11" (1/1) ... [2024-11-13 20:22:11,841 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:22:11,842 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:22:11,843 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:22:11,843 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:22:11,844 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:11" (1/1) ... [2024-11-13 20:22:11,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:22:11,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:22:11,901 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:22:11,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:22:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:22:11,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:22:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 20:22:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:22:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:22:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 20:22:11,946 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 20:22:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 20:22:11,947 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 20:22:11,947 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 20:22:11,947 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 20:22:11,947 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-13 20:22:11,947 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-13 20:22:11,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 20:22:11,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:22:11,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:22:11,949 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 20:22:12,242 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:22:12,246 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:22:12,962 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 20:22:12,963 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:22:13,273 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:303) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:22:13,284 INFO L158 Benchmark]: Toolchain (without parser) took 2494.44ms. Allocated memory is still 117.4MB. Free memory was 93.7MB in the beginning and 61.7MB in the end (delta: 32.0MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. [2024-11-13 20:22:13,285 INFO L158 Benchmark]: CDTParser took 4.54ms. Allocated memory is still 83.9MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:22:13,285 INFO L158 Benchmark]: CACSL2BoogieTranslator took 906.03ms. Allocated memory is still 117.4MB. Free memory was 93.5MB in the beginning and 69.1MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:22:13,288 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.35ms. Allocated memory is still 117.4MB. Free memory was 69.1MB in the beginning and 66.8MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:22:13,289 INFO L158 Benchmark]: Boogie Preprocessor took 43.25ms. Allocated memory is still 117.4MB. Free memory was 66.8MB in the beginning and 64.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:22:13,289 INFO L158 Benchmark]: RCFGBuilder took 1435.37ms. Allocated memory is still 117.4MB. Free memory was 64.7MB in the beginning and 61.7MB in the end (delta: 3.0MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2024-11-13 20:22:13,292 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.54ms. Allocated memory is still 83.9MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 906.03ms. Allocated memory is still 117.4MB. Free memory was 93.5MB in the beginning and 69.1MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.35ms. Allocated memory is still 117.4MB. Free memory was 69.1MB in the beginning and 66.8MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.25ms. Allocated memory is still 117.4MB. Free memory was 66.8MB in the beginning and 64.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1435.37ms. Allocated memory is still 117.4MB. Free memory was 64.7MB in the beginning and 61.7MB in the end (delta: 3.0MB). 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: ~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. [2024-11-13 20:22:13,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e2b0e9d-8321-428e-8803-e57abe2b7f2d/bin/ukojak-verify-EEHR8qb7sm/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?