./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe012_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_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/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_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe012_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/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_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/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 697ff70a4856546a25a8cc2eb04fc80299855e02086960ffcc9a4790310db5da --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:05:09,040 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:05:09,110 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 23:05:09,114 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:05:09,115 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:05:09,137 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:05:09,138 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:05:09,138 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:05:09,139 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:05:09,140 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:05:09,141 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:05:09,141 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:05:09,141 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:05:09,142 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:05:09,143 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:05:09,143 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:05:09,144 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:05:09,144 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:05:09,145 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:05:09,146 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 23:05:09,146 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:05:09,147 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:05:09,148 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:05:09,148 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:05:09,149 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:05:09,149 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:05:09,150 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:05:09,151 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:05:09,151 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:05:09,152 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:05:09,152 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:05:09,153 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:05:09,153 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:05:09,154 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:05:09,154 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:05:09,155 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_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 697ff70a4856546a25a8cc2eb04fc80299855e02086960ffcc9a4790310db5da [2023-12-02 23:05:09,380 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:05:09,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:05:09,428 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:05:09,430 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:05:09,430 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:05:09,432 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/safe012_power.opt.i [2023-12-02 23:05:12,293 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:05:12,553 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:05:12,553 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/sv-benchmarks/c/pthread-wmm/safe012_power.opt.i [2023-12-02 23:05:12,572 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/bin/ukojak-verify-Qdu7aM0XO9/data/66fcb7e15/4fc04e1356ae4c64959ca70bcac694d7/FLAG1961e0eec [2023-12-02 23:05:12,588 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/bin/ukojak-verify-Qdu7aM0XO9/data/66fcb7e15/4fc04e1356ae4c64959ca70bcac694d7 [2023-12-02 23:05:12,591 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:05:12,593 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:05:12,594 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:05:12,594 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:05:12,600 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:05:12,601 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:05:12" (1/1) ... [2023-12-02 23:05:12,602 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a472357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:05:12, skipping insertion in model container [2023-12-02 23:05:12,603 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:05:12" (1/1) ... [2023-12-02 23:05:12,659 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:05:13,090 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:05:13,105 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:05:13,172 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:05:13,235 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:05:13,236 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:05:13,242 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:05:13,243 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:05:13 WrapperNode [2023-12-02 23:05:13,243 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:05:13,244 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:05:13,244 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:05:13,244 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:05:13,251 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:05:13" (1/1) ... [2023-12-02 23:05:13,271 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:05:13" (1/1) ... [2023-12-02 23:05:13,300 INFO L138 Inliner]: procedures = 176, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 140 [2023-12-02 23:05:13,301 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:05:13,302 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:05:13,302 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:05:13,302 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:05:13,313 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:05:13" (1/1) ... [2023-12-02 23:05:13,314 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:05:13" (1/1) ... [2023-12-02 23:05:13,318 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:05:13" (1/1) ... [2023-12-02 23:05:13,319 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:05:13" (1/1) ... [2023-12-02 23:05:13,331 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:05:13" (1/1) ... [2023-12-02 23:05:13,334 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:05:13" (1/1) ... [2023-12-02 23:05:13,338 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:05:13" (1/1) ... [2023-12-02 23:05:13,340 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:05:13" (1/1) ... [2023-12-02 23:05:13,345 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:05:13,346 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:05:13,347 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:05:13,347 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:05:13,348 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:05:13" (1/1) ... [2023-12-02 23:05:13,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:05:13,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:05:13,384 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:05:13,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:05:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:05:13,418 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 23:05:13,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 23:05:13,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:05:13,418 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 23:05:13,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:05:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:05:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:05:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-02 23:05:13,419 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-02 23:05:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-02 23:05:13,420 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-02 23:05:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-02 23:05:13,420 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-02 23:05:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:05:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 23:05:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:05:13,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:05:13,422 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 23:05:13,581 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:05:13,584 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:05:14,047 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:05:14,352 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_thd2~0 := 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 23:05:14,356 INFO L158 Benchmark]: Toolchain (without parser) took 1762.33ms. Allocated memory is still 155.2MB. Free memory was 109.4MB in the beginning and 113.6MB in the end (delta: -4.2MB). Peak memory consumption was 61.9MB. Max. memory is 16.1GB. [2023-12-02 23:05:14,356 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 102.8MB. Free memory was 72.3MB in the beginning and 72.2MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:05:14,357 INFO L158 Benchmark]: CACSL2BoogieTranslator took 649.32ms. Allocated memory is still 155.2MB. Free memory was 109.4MB in the beginning and 124.0MB in the end (delta: -14.5MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2023-12-02 23:05:14,357 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.11ms. Allocated memory is still 155.2MB. Free memory was 124.0MB in the beginning and 122.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:05:14,358 INFO L158 Benchmark]: Boogie Preprocessor took 43.87ms. Allocated memory is still 155.2MB. Free memory was 122.0MB in the beginning and 118.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 23:05:14,359 INFO L158 Benchmark]: RCFGBuilder took 1007.57ms. Allocated memory is still 155.2MB. Free memory was 118.9MB in the beginning and 113.6MB in the end (delta: 5.2MB). Peak memory consumption was 68.0MB. Max. memory is 16.1GB. [2023-12-02 23:05:14,362 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 102.8MB. Free memory was 72.3MB in the beginning and 72.2MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 649.32ms. Allocated memory is still 155.2MB. Free memory was 109.4MB in the beginning and 124.0MB in the end (delta: -14.5MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.11ms. Allocated memory is still 155.2MB. Free memory was 124.0MB in the beginning and 122.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.87ms. Allocated memory is still 155.2MB. Free memory was 122.0MB in the beginning and 118.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1007.57ms. Allocated memory is still 155.2MB. Free memory was 118.9MB in the beginning and 113.6MB in the end (delta: 5.2MB). Peak memory consumption was 68.0MB. 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$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$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_thd2~0 := 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. [2023-12-02 23:05:14,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/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_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/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_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe012_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/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_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/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 697ff70a4856546a25a8cc2eb04fc80299855e02086960ffcc9a4790310db5da --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:05:16,378 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:05:16,462 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-02 23:05:16,496 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:05:16,498 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:05:16,498 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:05:16,499 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:05:16,499 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:05:16,500 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:05:16,501 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:05:16,501 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:05:16,502 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:05:16,503 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:05:16,503 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:05:16,504 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:05:16,505 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:05:16,505 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:05:16,506 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:05:16,506 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 23:05:16,507 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:05:16,507 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:05:16,508 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:05:16,509 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:05:16,509 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:05:16,510 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:05:16,510 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:05:16,511 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:05:16,512 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:05:16,512 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:05:16,513 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:05:16,513 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:05:16,514 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:05:16,514 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:05:16,515 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:05:16,515 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:05:16,516 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:05:16,516 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:05:16,516 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:05:16,516 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:05:16,517 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_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 697ff70a4856546a25a8cc2eb04fc80299855e02086960ffcc9a4790310db5da [2023-12-02 23:05:16,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:05:16,856 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:05:16,859 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:05:16,861 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:05:16,861 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:05:16,863 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/safe012_power.opt.i [2023-12-02 23:05:19,780 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:05:20,086 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:05:20,087 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/sv-benchmarks/c/pthread-wmm/safe012_power.opt.i [2023-12-02 23:05:20,106 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/bin/ukojak-verify-Qdu7aM0XO9/data/a8aa22747/9e784509e3534a4db090061f1da8204f/FLAG89f224cb4 [2023-12-02 23:05:20,123 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/bin/ukojak-verify-Qdu7aM0XO9/data/a8aa22747/9e784509e3534a4db090061f1da8204f [2023-12-02 23:05:20,126 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:05:20,128 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:05:20,129 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:05:20,130 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:05:20,135 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:05:20,136 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:05:20" (1/1) ... [2023-12-02 23:05:20,137 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cadb062 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:05:20, skipping insertion in model container [2023-12-02 23:05:20,138 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:05:20" (1/1) ... [2023-12-02 23:05:20,197 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:05:20,636 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:05:20,655 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:05:20,719 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:05:20,761 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:05:20,761 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:05:20,770 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:05:20,770 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:05:20 WrapperNode [2023-12-02 23:05:20,770 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:05:20,771 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:05:20,772 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:05:20,773 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:05:20,781 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:05:20" (1/1) ... [2023-12-02 23:05:20,804 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:05:20" (1/1) ... [2023-12-02 23:05:20,832 INFO L138 Inliner]: procedures = 180, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 141 [2023-12-02 23:05:20,833 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:05:20,833 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:05:20,834 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:05:20,834 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:05:20,844 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:05:20" (1/1) ... [2023-12-02 23:05:20,845 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:05:20" (1/1) ... [2023-12-02 23:05:20,850 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:05:20" (1/1) ... [2023-12-02 23:05:20,851 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:05:20" (1/1) ... [2023-12-02 23:05:20,872 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:05:20" (1/1) ... [2023-12-02 23:05:20,875 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:05:20" (1/1) ... [2023-12-02 23:05:20,880 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:05:20" (1/1) ... [2023-12-02 23:05:20,883 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:05:20" (1/1) ... [2023-12-02 23:05:20,889 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:05:20,890 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:05:20,890 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:05:20,890 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:05:20,892 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:05:20" (1/1) ... [2023-12-02 23:05:20,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:05:20,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:05:20,926 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:05:20,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:05:20,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 23:05:20,970 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 23:05:20,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 23:05:20,971 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 23:05:20,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:05:20,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:05:20,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:05:20,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 23:05:20,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:05:20,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-02 23:05:20,972 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-02 23:05:20,972 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-02 23:05:20,972 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-02 23:05:20,972 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-02 23:05:20,973 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-02 23:05:20,973 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-02 23:05:20,973 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 23:05:20,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:05:20,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:05:20,975 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 23:05:21,160 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:05:21,163 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:05:21,687 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:05:22,004 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_thd2~0 := 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 23:05:22,008 INFO L158 Benchmark]: Toolchain (without parser) took 1879.81ms. Allocated memory is still 104.9MB. Free memory was 80.7MB in the beginning and 77.3MB in the end (delta: 3.5MB). Peak memory consumption was 48.9MB. Max. memory is 16.1GB. [2023-12-02 23:05:22,009 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 73.4MB. Free memory is still 50.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:05:22,009 INFO L158 Benchmark]: CACSL2BoogieTranslator took 641.33ms. Allocated memory is still 104.9MB. Free memory was 80.4MB in the beginning and 54.9MB in the end (delta: 25.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-02 23:05:22,010 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.31ms. Allocated memory is still 104.9MB. Free memory was 54.9MB in the beginning and 52.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:05:22,010 INFO L158 Benchmark]: Boogie Preprocessor took 55.68ms. Allocated memory is still 104.9MB. Free memory was 52.2MB in the beginning and 82.5MB in the end (delta: -30.3MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2023-12-02 23:05:22,011 INFO L158 Benchmark]: RCFGBuilder took 1116.63ms. Allocated memory is still 104.9MB. Free memory was 82.5MB in the beginning and 77.3MB in the end (delta: 5.2MB). Peak memory consumption was 48.6MB. Max. memory is 16.1GB. [2023-12-02 23:05:22,014 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 73.4MB. Free memory is still 50.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 641.33ms. Allocated memory is still 104.9MB. Free memory was 80.4MB in the beginning and 54.9MB in the end (delta: 25.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.31ms. Allocated memory is still 104.9MB. Free memory was 54.9MB in the beginning and 52.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.68ms. Allocated memory is still 104.9MB. Free memory was 52.2MB in the beginning and 82.5MB in the end (delta: -30.3MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1116.63ms. Allocated memory is still 104.9MB. Free memory was 82.5MB in the beginning and 77.3MB in the end (delta: 5.2MB). Peak memory consumption was 48.6MB. 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$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$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_thd2~0 := 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. [2023-12-02 23:05:22,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c14bb5f5-1ec3-4222-ad0a-f77d551865f8/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_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?