./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe000_power.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_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/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_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe000_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/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_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/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 23eea01b75afdbb0ef381e4ddf0b030c295f59ec7a283af707e459bd9dd9c0c0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:08:31,417 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:08:31,472 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 04:08:31,477 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:08:31,477 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:08:31,497 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:08:31,498 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:08:31,498 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:08:31,498 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:08:31,498 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:08:31,498 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:08:31,499 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:08:31,499 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:08:31,499 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:08:31,499 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:08:31,499 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:08:31,499 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:08:31,499 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:08:31,499 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:08:31,499 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 04:08:31,499 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:08:31,500 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:08:31,500 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:08:31,500 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:08:31,500 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:08:31,500 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:08:31,500 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:08:31,500 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:08:31,500 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:08:31,500 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:08:31,500 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:08:31,500 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:08:31,501 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:08:31,501 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:08:31,501 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:08:31,501 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_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/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 -> 23eea01b75afdbb0ef381e4ddf0b030c295f59ec7a283af707e459bd9dd9c0c0 [2024-12-06 04:08:31,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:08:31,750 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:08:31,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:08:31,753 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:08:31,753 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:08:31,755 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe000_power.opt.i [2024-12-06 04:08:34,387 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/bin/ukojak-verify-CZk0znPC7b/data/d1bb88543/a7e295c01aea409ab793e5f3bb8af66f/FLAGbc1d87565 [2024-12-06 04:08:34,625 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:08:34,625 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/sv-benchmarks/c/pthread-wmm/safe000_power.opt.i [2024-12-06 04:08:34,637 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/bin/ukojak-verify-CZk0znPC7b/data/d1bb88543/a7e295c01aea409ab793e5f3bb8af66f/FLAGbc1d87565 [2024-12-06 04:08:34,648 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/bin/ukojak-verify-CZk0znPC7b/data/d1bb88543/a7e295c01aea409ab793e5f3bb8af66f [2024-12-06 04:08:34,649 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:08:34,650 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:08:34,651 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:08:34,651 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:08:34,654 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:08:34,655 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:08:34" (1/1) ... [2024-12-06 04:08:34,655 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61c40f9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:34, skipping insertion in model container [2024-12-06 04:08:34,655 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:08:34" (1/1) ... [2024-12-06 04:08:34,690 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:08:35,019 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:08:35,029 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:08:35,081 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:08:35,115 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:08:35,116 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:35 WrapperNode [2024-12-06 04:08:35,116 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:08:35,117 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:08:35,117 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:08:35,117 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:08:35,122 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:35" (1/1) ... [2024-12-06 04:08:35,135 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:35" (1/1) ... [2024-12-06 04:08:35,154 INFO L138 Inliner]: procedures = 175, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 127 [2024-12-06 04:08:35,155 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:08:35,155 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:08:35,155 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:08:35,155 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:08:35,162 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:35" (1/1) ... [2024-12-06 04:08:35,162 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:35" (1/1) ... [2024-12-06 04:08:35,166 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:35" (1/1) ... [2024-12-06 04:08:35,167 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:35" (1/1) ... [2024-12-06 04:08:35,175 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:35" (1/1) ... [2024-12-06 04:08:35,176 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:35" (1/1) ... [2024-12-06 04:08:35,178 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:35" (1/1) ... [2024-12-06 04:08:35,180 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:35" (1/1) ... [2024-12-06 04:08:35,181 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:35" (1/1) ... [2024-12-06 04:08:35,185 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:08:35,185 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:08:35,185 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:08:35,186 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:08:35,186 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:35" (1/1) ... [2024-12-06 04:08:35,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:08:35,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:08:35,215 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:08:35,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:08:35,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 04:08:35,242 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 04:08:35,242 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 04:08:35,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 04:08:35,242 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 04:08:35,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:08:35,242 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 04:08:35,242 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 04:08:35,243 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 04:08:35,243 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 04:08:35,243 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 04:08:35,243 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 04:08:35,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:08:35,243 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 04:08:35,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:08:35,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:08:35,244 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 04:08:35,361 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:08:35,363 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:08:35,741 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 04:08:35,741 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:08:35,996 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff1_thd3~0 := (if 0 == ~x$r_buff0_thd3~0 % 256 then 0 else 1);~x$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 04:08:36,000 INFO L158 Benchmark]: Toolchain (without parser) took 1349.39ms. Allocated memory is still 142.6MB. Free memory was 115.4MB in the beginning and 59.3MB in the end (delta: 56.1MB). Peak memory consumption was 73.3MB. Max. memory is 16.1GB. [2024-12-06 04:08:36,000 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:08:36,001 INFO L158 Benchmark]: CACSL2BoogieTranslator took 465.39ms. Allocated memory is still 142.6MB. Free memory was 115.4MB in the beginning and 90.9MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 04:08:36,001 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.91ms. Allocated memory is still 142.6MB. Free memory was 90.9MB in the beginning and 88.7MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:08:36,001 INFO L158 Benchmark]: Boogie Preprocessor took 29.64ms. Allocated memory is still 142.6MB. Free memory was 88.7MB in the beginning and 86.6MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:08:36,002 INFO L158 Benchmark]: RCFGBuilder took 813.44ms. Allocated memory is still 142.6MB. Free memory was 86.6MB in the beginning and 59.3MB in the end (delta: 27.3MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2024-12-06 04:08:36,004 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 465.39ms. Allocated memory is still 142.6MB. Free memory was 115.4MB in the beginning and 90.9MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.91ms. Allocated memory is still 142.6MB. Free memory was 90.9MB in the beginning and 88.7MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.64ms. Allocated memory is still 142.6MB. Free memory was 88.7MB in the beginning and 86.6MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 813.44ms. Allocated memory is still 142.6MB. Free memory was 86.6MB in the beginning and 59.3MB in the end (delta: 27.3MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff1_thd3~0 := (if 0 == ~x$r_buff0_thd3~0 % 256 then 0 else 1);~x$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff1_thd3~0 := (if 0 == ~x$r_buff0_thd3~0 % 256 then 0 else 1);~x$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 04:08:36,018 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/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_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/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_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe000_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/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_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/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 23eea01b75afdbb0ef381e4ddf0b030c295f59ec7a283af707e459bd9dd9c0c0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:08:37,888 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:08:37,964 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-06 04:08:37,987 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:08:37,988 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:08:37,988 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:08:37,988 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:08:37,988 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:08:37,989 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:08:37,989 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:08:37,989 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:08:37,989 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:08:37,989 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:08:37,989 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:08:37,989 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:08:37,989 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:08:37,989 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:08:37,989 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:08:37,990 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 04:08:37,990 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:08:37,990 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:08:37,990 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:08:37,990 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:08:37,990 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:08:37,990 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:08:37,990 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:08:37,990 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:08:37,990 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:08:37,991 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:37,991 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:08:37,991 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:08:37,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:08:37,991 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:08:37,991 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:08:37,991 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:08:37,991 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:08:37,991 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:37,991 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:08:37,992 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_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/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 -> 23eea01b75afdbb0ef381e4ddf0b030c295f59ec7a283af707e459bd9dd9c0c0 [2024-12-06 04:08:38,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:08:38,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:08:38,231 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:08:38,232 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:08:38,232 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:08:38,234 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe000_power.opt.i [2024-12-06 04:08:40,872 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/bin/ukojak-verify-CZk0znPC7b/data/6c5712638/8ad31a1e6f1e4a7ca5d41ffc034c7782/FLAG691db9e03 [2024-12-06 04:08:41,106 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:08:41,107 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/sv-benchmarks/c/pthread-wmm/safe000_power.opt.i [2024-12-06 04:08:41,119 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/bin/ukojak-verify-CZk0znPC7b/data/6c5712638/8ad31a1e6f1e4a7ca5d41ffc034c7782/FLAG691db9e03 [2024-12-06 04:08:41,433 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/bin/ukojak-verify-CZk0znPC7b/data/6c5712638/8ad31a1e6f1e4a7ca5d41ffc034c7782 [2024-12-06 04:08:41,435 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:08:41,437 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:08:41,438 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:08:41,438 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:08:41,441 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:08:41,441 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:08:41" (1/1) ... [2024-12-06 04:08:41,442 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@510064e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:41, skipping insertion in model container [2024-12-06 04:08:41,442 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:08:41" (1/1) ... [2024-12-06 04:08:41,468 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:08:41,718 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:08:41,731 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:08:41,788 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:08:41,819 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:08:41,819 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:41 WrapperNode [2024-12-06 04:08:41,819 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:08:41,820 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:08:41,820 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:08:41,820 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:08:41,826 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:41" (1/1) ... [2024-12-06 04:08:41,838 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:41" (1/1) ... [2024-12-06 04:08:41,854 INFO L138 Inliner]: procedures = 179, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 128 [2024-12-06 04:08:41,855 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:08:41,855 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:08:41,855 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:08:41,855 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:08:41,861 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:41" (1/1) ... [2024-12-06 04:08:41,862 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:41" (1/1) ... [2024-12-06 04:08:41,866 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:41" (1/1) ... [2024-12-06 04:08:41,866 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:41" (1/1) ... [2024-12-06 04:08:41,877 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:41" (1/1) ... [2024-12-06 04:08:41,879 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:41" (1/1) ... [2024-12-06 04:08:41,881 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:41" (1/1) ... [2024-12-06 04:08:41,883 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:41" (1/1) ... [2024-12-06 04:08:41,897 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:41" (1/1) ... [2024-12-06 04:08:41,901 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:08:41,902 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:08:41,902 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:08:41,902 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:08:41,903 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:41" (1/1) ... [2024-12-06 04:08:41,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:08:41,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:08:41,928 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:08:41,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:08:41,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 04:08:41,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 04:08:41,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 04:08:41,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 04:08:41,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:08:41,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 04:08:41,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:08:41,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 04:08:41,950 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 04:08:41,950 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 04:08:41,950 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 04:08:41,951 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 04:08:41,951 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 04:08:41,951 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 04:08:41,951 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 04:08:41,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:08:41,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:08:41,952 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 04:08:42,077 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:08:42,079 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:08:42,490 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 04:08:42,490 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:08:42,829 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 04:08:42,835 INFO L158 Benchmark]: Toolchain (without parser) took 1397.23ms. Allocated memory is still 92.3MB. Free memory was 68.2MB in the beginning and 31.6MB in the end (delta: 36.5MB). Peak memory consumption was 52.3MB. Max. memory is 16.1GB. [2024-12-06 04:08:42,835 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:08:42,835 INFO L158 Benchmark]: CACSL2BoogieTranslator took 382.18ms. Allocated memory is still 92.3MB. Free memory was 67.9MB in the beginning and 43.2MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 04:08:42,836 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.56ms. Allocated memory is still 92.3MB. Free memory was 43.2MB in the beginning and 41.0MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:08:42,836 INFO L158 Benchmark]: Boogie Preprocessor took 46.26ms. Allocated memory is still 92.3MB. Free memory was 41.0MB in the beginning and 68.1MB in the end (delta: -27.1MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2024-12-06 04:08:42,837 INFO L158 Benchmark]: RCFGBuilder took 931.00ms. Allocated memory is still 92.3MB. Free memory was 68.1MB in the beginning and 31.6MB in the end (delta: 36.4MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2024-12-06 04:08:42,839 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 382.18ms. Allocated memory is still 92.3MB. Free memory was 67.9MB in the beginning and 43.2MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.56ms. Allocated memory is still 92.3MB. Free memory was 43.2MB in the beginning and 41.0MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 46.26ms. Allocated memory is still 92.3MB. Free memory was 41.0MB in the beginning and 68.1MB in the end (delta: -27.1MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. * RCFGBuilder took 931.00ms. Allocated memory is still 92.3MB. Free memory was 68.1MB in the beginning and 31.6MB in the end (delta: 36.4MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 04:08:42,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a26ee-1fc7-4bd6-8b1e-264d46650278/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 end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?