./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.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_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3e08637578a960e5117d483812e56de1a390e4c3bc66da607109cc6e10390727 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:16:57,143 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:16:57,203 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 01:16:57,207 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:16:57,208 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:16:57,228 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:16:57,229 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:16:57,229 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:16:57,229 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:16:57,229 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:16:57,230 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:16:57,230 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:16:57,230 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:16:57,230 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:16:57,230 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:16:57,230 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:16:57,230 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:16:57,230 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:16:57,230 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:16:57,230 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 01:16:57,231 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 01:16:57,231 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:16:57,231 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:16:57,231 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:16:57,231 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:16:57,231 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:16:57,231 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:16:57,231 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:16:57,231 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:16:57,231 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:16:57,232 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:16:57,232 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:16:57,232 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:16:57,232 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:16:57,232 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:16:57,232 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_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e08637578a960e5117d483812e56de1a390e4c3bc66da607109cc6e10390727 [2024-12-06 01:16:57,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:16:57,500 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:16:57,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:16:57,504 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:16:57,504 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:16:57,505 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2024-12-06 01:17:00,143 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b/data/0c5efb169/d22dd8635e124e1c8b832b8c356280c7/FLAG0963bd323 [2024-12-06 01:17:00,380 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:17:00,380 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/sv-benchmarks/c/pthread-wmm/mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2024-12-06 01:17:00,392 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b/data/0c5efb169/d22dd8635e124e1c8b832b8c356280c7/FLAG0963bd323 [2024-12-06 01:17:00,407 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b/data/0c5efb169/d22dd8635e124e1c8b832b8c356280c7 [2024-12-06 01:17:00,409 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:17:00,410 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:17:00,412 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:17:00,412 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:17:00,416 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:17:00,417 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:17:00" (1/1) ... [2024-12-06 01:17:00,418 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a423a07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:17:00, skipping insertion in model container [2024-12-06 01:17:00,418 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:17:00" (1/1) ... [2024-12-06 01:17:00,446 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:17:00,798 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:17:00,808 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:17:00,866 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:17:00,900 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:17:00,901 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:17:00 WrapperNode [2024-12-06 01:17:00,901 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:17:00,902 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:17:00,902 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:17:00,902 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:17:00,909 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:17:00" (1/1) ... [2024-12-06 01:17:00,922 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:17:00" (1/1) ... [2024-12-06 01:17:00,944 INFO L138 Inliner]: procedures = 175, calls = 47, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 103 [2024-12-06 01:17:00,945 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:17:00,945 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:17:00,945 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:17:00,945 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:17:00,953 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:17:00" (1/1) ... [2024-12-06 01:17:00,953 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:17:00" (1/1) ... [2024-12-06 01:17:00,956 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:17:00" (1/1) ... [2024-12-06 01:17:00,956 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:17:00" (1/1) ... [2024-12-06 01:17:00,962 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:17:00" (1/1) ... [2024-12-06 01:17:00,964 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:17:00" (1/1) ... [2024-12-06 01:17:00,965 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:17:00" (1/1) ... [2024-12-06 01:17:00,967 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:17:00" (1/1) ... [2024-12-06 01:17:00,968 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:17:00" (1/1) ... [2024-12-06 01:17:00,971 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:17:00,972 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:17:00,972 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:17:00,972 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:17:00,973 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:17:00" (1/1) ... [2024-12-06 01:17:00,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:17:00,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:17:01,004 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:17:01,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:17:01,033 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 01:17:01,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 01:17:01,034 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 01:17:01,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:17:01,034 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 01:17:01,034 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 01:17:01,034 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 01:17:01,034 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 01:17:01,034 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 01:17:01,034 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 01:17:01,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:17:01,034 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 01:17:01,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:17:01,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:17:01,036 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 01:17:01,137 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:17:01,139 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:17:01,402 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 01:17:01,402 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:17:01,537 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 01:17:01,542 INFO L158 Benchmark]: Toolchain (without parser) took 1130.97ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 111.7MB in the end (delta: 4.3MB). Peak memory consumption was 64.4MB. Max. memory is 16.1GB. [2024-12-06 01:17:01,542 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:17:01,543 INFO L158 Benchmark]: CACSL2BoogieTranslator took 489.50ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 93.2MB in the end (delta: 22.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:17:01,543 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.98ms. Allocated memory is still 142.6MB. Free memory was 93.2MB in the beginning and 90.9MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:17:01,543 INFO L158 Benchmark]: Boogie Preprocessor took 26.01ms. Allocated memory is still 142.6MB. Free memory was 90.9MB in the beginning and 89.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:17:01,544 INFO L158 Benchmark]: RCFGBuilder took 568.43ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 111.7MB in the end (delta: -22.4MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. [2024-12-06 01:17:01,547 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 489.50ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 93.2MB in the end (delta: 22.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.98ms. Allocated memory is still 142.6MB. Free memory was 93.2MB in the beginning and 90.9MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.01ms. Allocated memory is still 142.6MB. Free memory was 90.9MB in the beginning and 89.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 568.43ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 111.7MB in the end (delta: -22.4MB). Peak memory consumption was 47.6MB. 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 01:17:01,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3e08637578a960e5117d483812e56de1a390e4c3bc66da607109cc6e10390727 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:17:03,513 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:17:03,596 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-06 01:17:03,622 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:17:03,623 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:17:03,623 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:17:03,623 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:17:03,624 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:17:03,624 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:17:03,624 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:17:03,624 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:17:03,624 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:17:03,624 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:17:03,624 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:17:03,624 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:17:03,624 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:17:03,624 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:17:03,624 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:17:03,625 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 01:17:03,625 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:17:03,625 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 01:17:03,625 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:17:03,625 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:17:03,625 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:17:03,625 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:17:03,625 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:17:03,625 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:17:03,625 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:17:03,625 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:17:03,625 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:17:03,626 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:17:03,626 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:17:03,626 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:17:03,626 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:17:03,626 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:17:03,626 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:17:03,626 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:17:03,626 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:17:03,626 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_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e08637578a960e5117d483812e56de1a390e4c3bc66da607109cc6e10390727 [2024-12-06 01:17:03,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:17:03,876 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:17:03,877 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:17:03,878 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:17:03,879 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:17:03,880 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2024-12-06 01:17:06,611 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b/data/ad40cdb9d/a0211dc3cf0e42e5bd4787300ebfaf5e/FLAG7db05e404 [2024-12-06 01:17:06,833 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:17:06,834 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/sv-benchmarks/c/pthread-wmm/mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2024-12-06 01:17:06,847 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b/data/ad40cdb9d/a0211dc3cf0e42e5bd4787300ebfaf5e/FLAG7db05e404 [2024-12-06 01:17:06,862 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b/data/ad40cdb9d/a0211dc3cf0e42e5bd4787300ebfaf5e [2024-12-06 01:17:06,865 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:17:06,866 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:17:06,868 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:17:06,868 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:17:06,872 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:17:06,873 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:17:06" (1/1) ... [2024-12-06 01:17:06,874 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bbb701a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:17:06, skipping insertion in model container [2024-12-06 01:17:06,874 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:17:06" (1/1) ... [2024-12-06 01:17:06,904 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:17:07,204 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:17:07,217 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:17:07,272 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:17:07,306 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:17:07,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:17:07 WrapperNode [2024-12-06 01:17:07,307 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:17:07,307 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:17:07,307 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:17:07,307 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:17:07,312 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:17:07" (1/1) ... [2024-12-06 01:17:07,325 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:17:07" (1/1) ... [2024-12-06 01:17:07,343 INFO L138 Inliner]: procedures = 176, calls = 47, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 104 [2024-12-06 01:17:07,344 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:17:07,344 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:17:07,344 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:17:07,345 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:17:07,352 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:17:07" (1/1) ... [2024-12-06 01:17:07,352 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:17:07" (1/1) ... [2024-12-06 01:17:07,355 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:17:07" (1/1) ... [2024-12-06 01:17:07,355 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:17:07" (1/1) ... [2024-12-06 01:17:07,365 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:17:07" (1/1) ... [2024-12-06 01:17:07,366 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:17:07" (1/1) ... [2024-12-06 01:17:07,368 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:17:07" (1/1) ... [2024-12-06 01:17:07,370 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:17:07" (1/1) ... [2024-12-06 01:17:07,371 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:17:07" (1/1) ... [2024-12-06 01:17:07,375 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:17:07,376 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:17:07,376 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:17:07,376 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:17:07,377 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:17:07" (1/1) ... [2024-12-06 01:17:07,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:17:07,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:17:07,415 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:17:07,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:17:07,443 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 01:17:07,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 01:17:07,443 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 01:17:07,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:17:07,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:17:07,443 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 01:17:07,443 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 01:17:07,443 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 01:17:07,443 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 01:17:07,443 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 01:17:07,443 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 01:17:07,444 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 01:17:07,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:17:07,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:17:07,445 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 01:17:07,584 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:17:07,586 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:17:07,894 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 01:17:07,894 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:17:08,035 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 01:17:08,040 INFO L158 Benchmark]: Toolchain (without parser) took 1173.04ms. Allocated memory is still 92.3MB. Free memory was 67.9MB in the beginning and 55.5MB in the end (delta: 12.4MB). Peak memory consumption was 39.4MB. Max. memory is 16.1GB. [2024-12-06 01:17:08,040 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:17:08,040 INFO L158 Benchmark]: CACSL2BoogieTranslator took 439.24ms. Allocated memory is still 92.3MB. Free memory was 67.8MB in the beginning and 44.5MB in the end (delta: 23.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:17:08,041 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.58ms. Allocated memory is still 92.3MB. Free memory was 44.4MB in the beginning and 42.2MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:17:08,041 INFO L158 Benchmark]: Boogie Preprocessor took 31.01ms. Allocated memory is still 92.3MB. Free memory was 42.2MB in the beginning and 40.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:17:08,041 INFO L158 Benchmark]: RCFGBuilder took 662.29ms. Allocated memory is still 92.3MB. Free memory was 40.2MB in the beginning and 55.5MB in the end (delta: -15.3MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2024-12-06 01:17:08,043 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 439.24ms. Allocated memory is still 92.3MB. Free memory was 67.8MB in the beginning and 44.5MB in the end (delta: 23.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.58ms. Allocated memory is still 92.3MB. Free memory was 44.4MB in the beginning and 42.2MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.01ms. Allocated memory is still 92.3MB. Free memory was 42.2MB in the beginning and 40.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 662.29ms. Allocated memory is still 92.3MB. Free memory was 40.2MB in the beginning and 55.5MB in the end (delta: -15.3MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 01:17:08,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f623d3fc-209e-4106-8df8-057675fbd6f0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?