./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe014_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe014_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9 --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 9b910ee0748a7f7121f7d4562c55923dd0d235550d07c5b976ef4d5cc3d7332e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:32:32,402 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:32:32,473 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 02:32:32,477 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:32:32,478 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:32:32,503 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:32:32,504 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:32:32,504 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:32:32,505 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:32:32,506 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:32:32,506 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:32:32,507 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:32:32,507 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:32:32,508 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:32:32,508 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:32:32,509 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:32:32,509 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:32:32,510 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:32:32,511 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:32:32,511 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:32:32,512 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:32:32,512 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:32:32,513 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:32:32,513 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:32:32,514 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:32:32,514 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:32:32,515 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:32:32,515 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:32:32,516 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:32:32,516 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:32:32,516 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:32:32,517 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:32:32,517 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:32:32,517 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:32:32,518 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:32:32,518 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b910ee0748a7f7121f7d4562c55923dd0d235550d07c5b976ef4d5cc3d7332e [2023-12-03 02:32:32,737 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:32:32,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:32:32,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:32:32,762 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:32:32,762 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:32:32,763 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/safe014_power.opt.i [2023-12-03 02:32:35,507 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:32:35,725 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:32:35,725 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/sv-benchmarks/c/pthread-wmm/safe014_power.opt.i [2023-12-03 02:32:35,741 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9/data/6c750fa94/49c908ed20ec4c329038c0ce9ea3c492/FLAG47ec5baeb [2023-12-03 02:32:35,754 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9/data/6c750fa94/49c908ed20ec4c329038c0ce9ea3c492 [2023-12-03 02:32:35,756 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:32:35,757 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:32:35,758 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:32:35,758 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:32:35,762 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:32:35,763 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:32:35" (1/1) ... [2023-12-03 02:32:35,764 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5449e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:35, skipping insertion in model container [2023-12-03 02:32:35,764 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:32:35" (1/1) ... [2023-12-03 02:32:35,813 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:32:36,157 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:32:36,168 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:32:36,230 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:32:36,259 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:32:36,259 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:32:36,265 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:32:36,266 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:36 WrapperNode [2023-12-03 02:32:36,266 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:32:36,267 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:32:36,267 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:32:36,267 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:32:36,273 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:36" (1/1) ... [2023-12-03 02:32:36,291 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:36" (1/1) ... [2023-12-03 02:32:36,319 INFO L138 Inliner]: procedures = 176, calls = 70, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 139 [2023-12-03 02:32:36,319 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:32:36,320 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:32:36,320 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:32:36,321 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:32:36,329 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:36" (1/1) ... [2023-12-03 02:32:36,330 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:36" (1/1) ... [2023-12-03 02:32:36,335 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:36" (1/1) ... [2023-12-03 02:32:36,335 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:36" (1/1) ... [2023-12-03 02:32:36,347 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:36" (1/1) ... [2023-12-03 02:32:36,350 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:36" (1/1) ... [2023-12-03 02:32:36,354 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:36" (1/1) ... [2023-12-03 02:32:36,357 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:36" (1/1) ... [2023-12-03 02:32:36,362 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:32:36,363 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:32:36,363 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:32:36,363 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:32:36,364 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:36" (1/1) ... [2023-12-03 02:32:36,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:32:36,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:32:36,398 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:32:36,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:32:36,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 02:32:36,432 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 02:32:36,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 02:32:36,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:32:36,432 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 02:32:36,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:32:36,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:32:36,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:32:36,433 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 02:32:36,433 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 02:32:36,433 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 02:32:36,433 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 02:32:36,433 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 02:32:36,434 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 02:32:36,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:32:36,434 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 02:32:36,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:32:36,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:32:36,436 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 02:32:36,582 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:32:36,584 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:32:36,973 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:32:37,221 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: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd3~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 02:32:37,225 INFO L158 Benchmark]: Toolchain (without parser) took 1467.33ms. Allocated memory was 123.7MB in the beginning and 174.1MB in the end (delta: 50.3MB). Free memory was 71.7MB in the beginning and 59.2MB in the end (delta: 12.5MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. [2023-12-03 02:32:37,226 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 123.7MB. Free memory is still 63.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:32:37,227 INFO L158 Benchmark]: CACSL2BoogieTranslator took 508.05ms. Allocated memory was 123.7MB in the beginning and 174.1MB in the end (delta: 50.3MB). Free memory was 71.4MB in the beginning and 132.6MB in the end (delta: -61.2MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2023-12-03 02:32:37,227 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.11ms. Allocated memory is still 174.1MB. Free memory was 132.6MB in the beginning and 129.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:32:37,228 INFO L158 Benchmark]: Boogie Preprocessor took 41.93ms. Allocated memory is still 174.1MB. Free memory was 129.5MB in the beginning and 127.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:32:37,229 INFO L158 Benchmark]: RCFGBuilder took 860.47ms. Allocated memory is still 174.1MB. Free memory was 127.4MB in the beginning and 59.2MB in the end (delta: 68.2MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2023-12-03 02:32:37,232 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 123.7MB. Free memory is still 63.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 508.05ms. Allocated memory was 123.7MB in the beginning and 174.1MB in the end (delta: 50.3MB). Free memory was 71.4MB in the beginning and 132.6MB in the end (delta: -61.2MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.11ms. Allocated memory is still 174.1MB. Free memory was 132.6MB in the beginning and 129.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.93ms. Allocated memory is still 174.1MB. Free memory was 129.5MB in the beginning and 127.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 860.47ms. Allocated memory is still 174.1MB. Free memory was 127.4MB in the beginning and 59.2MB in the end (delta: 68.2MB). Peak memory consumption was 69.2MB. 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: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd3~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd3~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:32:37,261 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe014_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9 --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 9b910ee0748a7f7121f7d4562c55923dd0d235550d07c5b976ef4d5cc3d7332e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:32:39,166 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:32:39,238 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 02:32:39,270 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:32:39,271 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:32:39,272 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:32:39,273 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:32:39,273 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:32:39,274 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:32:39,275 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:32:39,275 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:32:39,276 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:32:39,277 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:32:39,277 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:32:39,278 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:32:39,278 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:32:39,279 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:32:39,279 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:32:39,280 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:32:39,280 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:32:39,281 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:32:39,282 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:32:39,283 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:32:39,283 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:32:39,284 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:32:39,284 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:32:39,285 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:32:39,285 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:32:39,286 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:32:39,286 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:32:39,287 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:32:39,287 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:32:39,288 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:32:39,288 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:32:39,288 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:32:39,289 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:32:39,289 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:32:39,289 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:32:39,289 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:32:39,290 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b910ee0748a7f7121f7d4562c55923dd0d235550d07c5b976ef4d5cc3d7332e [2023-12-03 02:32:39,600 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:32:39,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:32:39,625 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:32:39,626 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:32:39,626 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:32:39,628 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/safe014_power.opt.i [2023-12-03 02:32:42,393 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:32:42,664 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:32:42,664 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/sv-benchmarks/c/pthread-wmm/safe014_power.opt.i [2023-12-03 02:32:42,681 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9/data/6c63df776/87e279ec8e1d467cb6d0a955da00a8a9/FLAGaaf037bb1 [2023-12-03 02:32:42,696 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9/data/6c63df776/87e279ec8e1d467cb6d0a955da00a8a9 [2023-12-03 02:32:42,698 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:32:42,700 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:32:42,701 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:32:42,701 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:32:42,706 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:32:42,707 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:32:42" (1/1) ... [2023-12-03 02:32:42,708 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73d67e9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:42, skipping insertion in model container [2023-12-03 02:32:42,708 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:32:42" (1/1) ... [2023-12-03 02:32:42,760 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:32:43,118 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:32:43,146 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:32:43,199 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:32:43,236 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:32:43,236 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:32:43,244 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:32:43,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:43 WrapperNode [2023-12-03 02:32:43,244 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:32:43,245 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:32:43,245 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:32:43,245 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:32:43,253 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:43" (1/1) ... [2023-12-03 02:32:43,274 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:43" (1/1) ... [2023-12-03 02:32:43,299 INFO L138 Inliner]: procedures = 180, calls = 70, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 140 [2023-12-03 02:32:43,300 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:32:43,300 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:32:43,301 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:32:43,301 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:32:43,311 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:43" (1/1) ... [2023-12-03 02:32:43,311 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:43" (1/1) ... [2023-12-03 02:32:43,316 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:43" (1/1) ... [2023-12-03 02:32:43,316 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:43" (1/1) ... [2023-12-03 02:32:43,329 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:43" (1/1) ... [2023-12-03 02:32:43,331 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:43" (1/1) ... [2023-12-03 02:32:43,335 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:43" (1/1) ... [2023-12-03 02:32:43,338 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:43" (1/1) ... [2023-12-03 02:32:43,343 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:32:43,344 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:32:43,345 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:32:43,345 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:32:43,345 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:43" (1/1) ... [2023-12-03 02:32:43,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:32:43,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:32:43,375 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:32:43,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:32:43,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 02:32:43,411 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 02:32:43,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 02:32:43,412 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 02:32:43,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:32:43,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:32:43,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:32:43,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 02:32:43,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:32:43,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 02:32:43,413 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 02:32:43,413 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 02:32:43,413 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 02:32:43,413 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 02:32:43,413 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 02:32:43,413 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 02:32:43,414 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 02:32:43,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:32:43,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:32:43,416 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 02:32:43,582 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:32:43,584 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:32:43,989 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:32:44,288 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: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 02:32:44,292 INFO L158 Benchmark]: Toolchain (without parser) took 1591.45ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 54.0MB in the beginning and 50.9MB in the end (delta: 3.2MB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. [2023-12-03 02:32:44,293 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 58.7MB. Free memory is still 34.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:32:44,294 INFO L158 Benchmark]: CACSL2BoogieTranslator took 543.22ms. Allocated memory is still 79.7MB. Free memory was 53.8MB in the beginning and 47.3MB in the end (delta: 6.6MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2023-12-03 02:32:44,294 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.67ms. Allocated memory is still 79.7MB. Free memory was 47.3MB in the beginning and 44.6MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 02:32:44,295 INFO L158 Benchmark]: Boogie Preprocessor took 43.20ms. Allocated memory is still 79.7MB. Free memory was 44.6MB in the beginning and 41.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:32:44,296 INFO L158 Benchmark]: RCFGBuilder took 946.15ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 41.8MB in the beginning and 50.9MB in the end (delta: -9.0MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2023-12-03 02:32:44,300 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 58.7MB. Free memory is still 34.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 543.22ms. Allocated memory is still 79.7MB. Free memory was 53.8MB in the beginning and 47.3MB in the end (delta: 6.6MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.67ms. Allocated memory is still 79.7MB. Free memory was 47.3MB in the beginning and 44.6MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.20ms. Allocated memory is still 79.7MB. Free memory was 44.6MB in the beginning and 41.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 946.15ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 41.8MB in the beginning and 50.9MB in the end (delta: -9.0MB). Peak memory consumption was 21.3MB. 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: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:32:44,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c987d52-f963-4ec7-9bb6-4f91de2d7320/bin/ukojak-verify-Qdu7aM0XO9/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?