./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/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_9bca7292-749d-4ef4-99e3-38cb20fb83bd/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1568f4b0615eb98ed6bee584aeda19485d9df0ed08c84a8233a5817e939c5388 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:43:42,232 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:43:42,291 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:43:42,295 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:43:42,296 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:43:42,316 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:43:42,317 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:43:42,317 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:43:42,317 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:43:42,317 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:43:42,317 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:43:42,318 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:43:42,318 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:43:42,318 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:43:42,318 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:43:42,318 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:43:42,318 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:43:42,318 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:43:42,318 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:43:42,318 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:43:42,318 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:43:42,318 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:43:42,318 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:43:42,319 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:43:42,319 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:43:42,319 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:43:42,319 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:43:42,319 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:43:42,319 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:43:42,319 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:43:42,319 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:43:42,319 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:43:42,319 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:43:42,320 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_9bca7292-749d-4ef4-99e3-38cb20fb83bd/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 ! call(reach_error())) ) 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 -> 1568f4b0615eb98ed6bee584aeda19485d9df0ed08c84a8233a5817e939c5388 [2024-12-06 04:43:42,542 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:43:42,550 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:43:42,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:43:42,553 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:43:42,554 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:43:42,555 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i [2024-12-06 04:43:45,160 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/bin/ukojak-verify-CZk0znPC7b/data/11dd970e5/c6b334d4c5e84cf2b5cb4da4c5b9d227/FLAG855dab14a [2024-12-06 04:43:45,435 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:43:45,435 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i [2024-12-06 04:43:45,449 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/bin/ukojak-verify-CZk0znPC7b/data/11dd970e5/c6b334d4c5e84cf2b5cb4da4c5b9d227/FLAG855dab14a [2024-12-06 04:43:45,724 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/bin/ukojak-verify-CZk0znPC7b/data/11dd970e5/c6b334d4c5e84cf2b5cb4da4c5b9d227 [2024-12-06 04:43:45,726 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:43:45,727 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:43:45,728 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:43:45,728 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:43:45,731 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:43:45,731 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:43:45" (1/1) ... [2024-12-06 04:43:45,732 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78efa88f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:45, skipping insertion in model container [2024-12-06 04:43:45,732 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:43:45" (1/1) ... [2024-12-06 04:43:45,763 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:43:45,911 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i[995,1008] [2024-12-06 04:43:46,062 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:43:46,071 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:43:46,080 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i[995,1008] [2024-12-06 04:43:46,137 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:43:46,171 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:43:46,171 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:46 WrapperNode [2024-12-06 04:43:46,172 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:43:46,172 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:43:46,172 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:43:46,172 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:43:46,177 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:46" (1/1) ... [2024-12-06 04:43:46,190 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:46" (1/1) ... [2024-12-06 04:43:46,212 INFO L138 Inliner]: procedures = 175, calls = 74, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 153 [2024-12-06 04:43:46,212 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:43:46,213 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:43:46,213 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:43:46,213 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:43:46,219 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:46" (1/1) ... [2024-12-06 04:43:46,219 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:46" (1/1) ... [2024-12-06 04:43:46,222 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:46" (1/1) ... [2024-12-06 04:43:46,223 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:46" (1/1) ... [2024-12-06 04:43:46,231 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:46" (1/1) ... [2024-12-06 04:43:46,233 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:46" (1/1) ... [2024-12-06 04:43:46,235 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:46" (1/1) ... [2024-12-06 04:43:46,237 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:46" (1/1) ... [2024-12-06 04:43:46,239 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:46" (1/1) ... [2024-12-06 04:43:46,243 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:43:46,244 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:43:46,244 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:43:46,244 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:43:46,245 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:46" (1/1) ... [2024-12-06 04:43:46,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:43:46,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:43:46,274 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:43:46,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:43:46,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 04:43:46,298 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 04:43:46,298 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 04:43:46,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 04:43:46,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 04:43:46,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:43:46,299 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 04:43:46,299 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 04:43:46,299 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 04:43:46,299 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 04:43:46,299 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 04:43:46,299 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 04:43:46,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:43:46,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 04:43:46,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:43:46,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:43:46,300 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 04:43:46,429 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:43:46,430 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:43:46,905 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 04:43:46,905 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:43:47,300 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 04:43:47,306 INFO L158 Benchmark]: Toolchain (without parser) took 1578.13ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 88.5MB in the end (delta: 28.3MB). Peak memory consumption was 76.6MB. Max. memory is 16.1GB. [2024-12-06 04:43:47,306 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:43:47,307 INFO L158 Benchmark]: CACSL2BoogieTranslator took 443.95ms. Allocated memory is still 142.6MB. Free memory was 116.7MB in the beginning and 89.8MB in the end (delta: 26.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 04:43:47,307 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.16ms. Allocated memory is still 142.6MB. Free memory was 89.8MB in the beginning and 87.3MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:43:47,307 INFO L158 Benchmark]: Boogie Preprocessor took 30.51ms. Allocated memory is still 142.6MB. Free memory was 87.3MB in the beginning and 84.9MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:43:47,308 INFO L158 Benchmark]: RCFGBuilder took 1060.40ms. Allocated memory is still 142.6MB. Free memory was 84.9MB in the beginning and 88.5MB in the end (delta: -3.6MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. [2024-12-06 04:43:47,310 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 443.95ms. Allocated memory is still 142.6MB. Free memory was 116.7MB in the beginning and 89.8MB in the end (delta: 26.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.16ms. Allocated memory is still 142.6MB. Free memory was 89.8MB in the beginning and 87.3MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.51ms. Allocated memory is still 142.6MB. Free memory was 87.3MB in the beginning and 84.9MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1060.40ms. Allocated memory is still 142.6MB. Free memory was 84.9MB in the beginning and 88.5MB in the end (delta: -3.6MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 04:43:47,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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_9bca7292-749d-4ef4-99e3-38cb20fb83bd/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/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_9bca7292-749d-4ef4-99e3-38cb20fb83bd/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1568f4b0615eb98ed6bee584aeda19485d9df0ed08c84a8233a5817e939c5388 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:43:49,234 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:43:49,314 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 04:43:49,339 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:43:49,340 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:43:49,340 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:43:49,340 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:43:49,340 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:43:49,340 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:43:49,341 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:43:49,341 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:43:49,341 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:43:49,341 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:43:49,341 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:43:49,341 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:43:49,341 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:43:49,341 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:43:49,341 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:43:49,342 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:43:49,342 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:43:49,342 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:43:49,342 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:43:49,342 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:43:49,342 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:43:49,342 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:43:49,342 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:43:49,342 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:49,342 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:43:49,343 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:43:49,343 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:43:49,343 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:43:49,343 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:43:49,343 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:43:49,343 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:43:49,343 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:49,343 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:43:49,343 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_9bca7292-749d-4ef4-99e3-38cb20fb83bd/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 ! call(reach_error())) ) 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 -> 1568f4b0615eb98ed6bee584aeda19485d9df0ed08c84a8233a5817e939c5388 [2024-12-06 04:43:49,571 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:43:49,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:43:49,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:43:49,580 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:43:49,580 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:43:49,581 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i [2024-12-06 04:43:52,232 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/bin/ukojak-verify-CZk0znPC7b/data/859d24b3a/551741816adf400693c840948aef8f9a/FLAG8b9f34a1f [2024-12-06 04:43:52,487 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:43:52,487 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i [2024-12-06 04:43:52,501 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/bin/ukojak-verify-CZk0znPC7b/data/859d24b3a/551741816adf400693c840948aef8f9a/FLAG8b9f34a1f [2024-12-06 04:43:52,800 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/bin/ukojak-verify-CZk0znPC7b/data/859d24b3a/551741816adf400693c840948aef8f9a [2024-12-06 04:43:52,801 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:43:52,802 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:43:52,803 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:43:52,803 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:43:52,806 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:43:52,807 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:43:52" (1/1) ... [2024-12-06 04:43:52,807 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c36d9f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:52, skipping insertion in model container [2024-12-06 04:43:52,807 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:43:52" (1/1) ... [2024-12-06 04:43:52,842 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:43:52,988 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i[995,1008] [2024-12-06 04:43:53,143 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:43:53,157 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:43:53,168 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i[995,1008] [2024-12-06 04:43:53,224 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:43:53,261 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:43:53,261 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:53 WrapperNode [2024-12-06 04:43:53,262 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:43:53,263 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:43:53,263 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:43:53,263 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:43:53,269 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:53" (1/1) ... [2024-12-06 04:43:53,285 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:53" (1/1) ... [2024-12-06 04:43:53,312 INFO L138 Inliner]: procedures = 179, calls = 74, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 154 [2024-12-06 04:43:53,313 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:43:53,313 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:43:53,313 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:43:53,313 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:43:53,320 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:53" (1/1) ... [2024-12-06 04:43:53,320 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:53" (1/1) ... [2024-12-06 04:43:53,324 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:53" (1/1) ... [2024-12-06 04:43:53,325 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:53" (1/1) ... [2024-12-06 04:43:53,336 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:53" (1/1) ... [2024-12-06 04:43:53,338 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:53" (1/1) ... [2024-12-06 04:43:53,340 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:53" (1/1) ... [2024-12-06 04:43:53,343 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:53" (1/1) ... [2024-12-06 04:43:53,345 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:53" (1/1) ... [2024-12-06 04:43:53,349 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:43:53,350 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:43:53,350 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:43:53,350 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:43:53,351 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:53" (1/1) ... [2024-12-06 04:43:53,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:43:53,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:43:53,380 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:43:53,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:43:53,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 04:43:53,407 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 04:43:53,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 04:43:53,407 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 04:43:53,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:43:53,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 04:43:53,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:43:53,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 04:43:53,407 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 04:43:53,408 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 04:43:53,408 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 04:43:53,408 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 04:43:53,408 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 04:43:53,408 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 04:43:53,408 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 04:43:53,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:43:53,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:43:53,409 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 04:43:53,552 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:43:53,554 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:43:54,051 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 04:43:54,051 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:43:54,404 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 04:43:54,408 INFO L158 Benchmark]: Toolchain (without parser) took 1605.57ms. Allocated memory was 92.3MB in the beginning and 125.8MB in the end (delta: 33.6MB). Free memory was 67.8MB in the beginning and 87.3MB in the end (delta: -19.5MB). Peak memory consumption was 77.1MB. Max. memory is 16.1GB. [2024-12-06 04:43:54,409 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:43:54,409 INFO L158 Benchmark]: CACSL2BoogieTranslator took 458.91ms. Allocated memory is still 92.3MB. Free memory was 67.6MB in the beginning and 40.7MB in the end (delta: 26.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:43:54,410 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.05ms. Allocated memory is still 92.3MB. Free memory was 40.7MB in the beginning and 67.5MB in the end (delta: -26.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-12-06 04:43:54,410 INFO L158 Benchmark]: Boogie Preprocessor took 36.02ms. Allocated memory is still 92.3MB. Free memory was 67.5MB in the beginning and 64.9MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:43:54,411 INFO L158 Benchmark]: RCFGBuilder took 1057.35ms. Allocated memory was 92.3MB in the beginning and 125.8MB in the end (delta: 33.6MB). Free memory was 64.6MB in the beginning and 87.3MB in the end (delta: -22.7MB). Peak memory consumption was 73.0MB. Max. memory is 16.1GB. [2024-12-06 04:43:54,413 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 458.91ms. Allocated memory is still 92.3MB. Free memory was 67.6MB in the beginning and 40.7MB in the end (delta: 26.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.05ms. Allocated memory is still 92.3MB. Free memory was 40.7MB in the beginning and 67.5MB in the end (delta: -26.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.02ms. Allocated memory is still 92.3MB. Free memory was 67.5MB in the beginning and 64.9MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1057.35ms. Allocated memory was 92.3MB in the beginning and 125.8MB in the end (delta: 33.6MB). Free memory was 64.6MB in the beginning and 87.3MB in the end (delta: -22.7MB). Peak memory consumption was 73.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 04:43:54,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bca7292-749d-4ef4-99e3-38cb20fb83bd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?