./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix003_power.opt_pso.opt_rmo.opt_tso.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca4719fe-9d53-4138-80b1-e1688179f3ab/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca4719fe-9d53-4138-80b1-e1688179f3ab/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_ca4719fe-9d53-4138-80b1-e1688179f3ab/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca4719fe-9d53-4138-80b1-e1688179f3ab/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix003_power.opt_pso.opt_rmo.opt_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca4719fe-9d53-4138-80b1-e1688179f3ab/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_ca4719fe-9d53-4138-80b1-e1688179f3ab/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 80bd490b89eb696c85e417e2f0348670cfb7c8195637276a01d1016d9277f95a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:49:36,717 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:49:36,784 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca4719fe-9d53-4138-80b1-e1688179f3ab/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 21:49:36,788 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:49:36,789 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:49:36,811 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:49:36,811 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:49:36,812 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:49:36,813 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:49:36,813 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:49:36,814 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:49:36,814 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:49:36,815 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:49:36,815 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:49:36,816 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:49:36,816 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:49:36,817 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:49:36,817 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:49:36,818 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:49:36,818 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:49:36,819 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:49:36,819 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:49:36,820 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:49:36,820 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:49:36,821 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:49:36,821 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:49:36,822 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:49:36,822 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:49:36,823 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:49:36,823 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:49:36,824 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:49:36,824 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:49:36,824 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:49:36,825 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:49:36,825 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:49:36,826 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_ca4719fe-9d53-4138-80b1-e1688179f3ab/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca4719fe-9d53-4138-80b1-e1688179f3ab/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80bd490b89eb696c85e417e2f0348670cfb7c8195637276a01d1016d9277f95a [2023-12-02 21:49:37,053 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:49:37,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:49:37,076 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:49:37,077 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:49:37,077 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:49:37,078 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca4719fe-9d53-4138-80b1-e1688179f3ab/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/mix003_power.opt_pso.opt_rmo.opt_tso.opt.i [2023-12-02 21:49:39,836 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:49:40,066 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:49:40,067 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca4719fe-9d53-4138-80b1-e1688179f3ab/sv-benchmarks/c/pthread-wmm/mix003_power.opt_pso.opt_rmo.opt_tso.opt.i [2023-12-02 21:49:40,082 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca4719fe-9d53-4138-80b1-e1688179f3ab/bin/ukojak-verify-Qdu7aM0XO9/data/96beffa68/ce0cf455f22e4318a977f1f546279942/FLAG0df67ced4 [2023-12-02 21:49:40,094 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca4719fe-9d53-4138-80b1-e1688179f3ab/bin/ukojak-verify-Qdu7aM0XO9/data/96beffa68/ce0cf455f22e4318a977f1f546279942 [2023-12-02 21:49:40,096 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:49:40,098 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:49:40,099 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:49:40,099 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:49:40,103 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:49:40,104 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:49:40" (1/1) ... [2023-12-02 21:49:40,105 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a8ccea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:49:40, skipping insertion in model container [2023-12-02 21:49:40,105 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:49:40" (1/1) ... [2023-12-02 21:49:40,154 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:49:40,513 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:49:40,526 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:49:40,581 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:49:40,610 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:49:40,610 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:49:40,616 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:49:40,616 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:49:40 WrapperNode [2023-12-02 21:49:40,617 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:49:40,617 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:49:40,618 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:49:40,618 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:49:40,624 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:49:40" (1/1) ... [2023-12-02 21:49:40,641 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:49:40" (1/1) ... [2023-12-02 21:49:40,664 INFO L138 Inliner]: procedures = 176, calls = 59, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 99 [2023-12-02 21:49:40,664 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:49:40,665 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:49:40,665 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:49:40,665 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:49:40,673 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:49:40" (1/1) ... [2023-12-02 21:49:40,673 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:49:40" (1/1) ... [2023-12-02 21:49:40,677 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:49:40" (1/1) ... [2023-12-02 21:49:40,677 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:49:40" (1/1) ... [2023-12-02 21:49:40,687 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:49:40" (1/1) ... [2023-12-02 21:49:40,689 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:49:40" (1/1) ... [2023-12-02 21:49:40,691 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:49:40" (1/1) ... [2023-12-02 21:49:40,693 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:49:40" (1/1) ... [2023-12-02 21:49:40,698 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:49:40,699 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:49:40,699 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:49:40,699 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:49:40,700 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:49:40" (1/1) ... [2023-12-02 21:49:40,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:49:40,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca4719fe-9d53-4138-80b1-e1688179f3ab/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:49:40,729 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca4719fe-9d53-4138-80b1-e1688179f3ab/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:49:40,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca4719fe-9d53-4138-80b1-e1688179f3ab/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:49:40,770 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 21:49:40,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 21:49:40,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 21:49:40,770 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 21:49:40,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:49:40,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:49:40,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:49:40,771 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-02 21:49:40,771 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-02 21:49:40,771 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-02 21:49:40,771 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-02 21:49:40,772 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-02 21:49:40,772 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-02 21:49:40,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:49:40,772 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 21:49:40,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:49:40,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:49:40,774 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 21:49:40,904 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:49:40,906 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:49:41,200 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:49:41,361 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 21:49:41,365 INFO L158 Benchmark]: Toolchain (without parser) took 1266.56ms. Allocated memory is still 174.1MB. Free memory was 110.7MB in the beginning and 141.4MB in the end (delta: -30.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-12-02 21:49:41,366 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 94.4MB. Free memory is still 48.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:49:41,366 INFO L158 Benchmark]: CACSL2BoogieTranslator took 517.99ms. Allocated memory is still 174.1MB. Free memory was 110.4MB in the beginning and 131.7MB in the end (delta: -21.3MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2023-12-02 21:49:41,367 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.05ms. Allocated memory is still 174.1MB. Free memory was 131.7MB in the beginning and 129.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:49:41,368 INFO L158 Benchmark]: Boogie Preprocessor took 32.90ms. Allocated memory is still 174.1MB. Free memory was 129.4MB in the beginning and 127.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:49:41,368 INFO L158 Benchmark]: RCFGBuilder took 664.69ms. Allocated memory is still 174.1MB. Free memory was 127.3MB in the beginning and 141.4MB in the end (delta: -14.2MB). Peak memory consumption was 47.9MB. Max. memory is 16.1GB. [2023-12-02 21:49:41,371 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 94.4MB. Free memory is still 48.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 517.99ms. Allocated memory is still 174.1MB. Free memory was 110.4MB in the beginning and 131.7MB in the end (delta: -21.3MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.05ms. Allocated memory is still 174.1MB. Free memory was 131.7MB in the beginning and 129.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.90ms. Allocated memory is still 174.1MB. Free memory was 129.4MB in the beginning and 127.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 664.69ms. Allocated memory is still 174.1MB. Free memory was 127.3MB in the beginning and 141.4MB in the end (delta: -14.2MB). Peak memory consumption was 47.9MB. 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. [2023-12-02 21:49:41,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca4719fe-9d53-4138-80b1-e1688179f3ab/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca4719fe-9d53-4138-80b1-e1688179f3ab/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca4719fe-9d53-4138-80b1-e1688179f3ab/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_ca4719fe-9d53-4138-80b1-e1688179f3ab/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca4719fe-9d53-4138-80b1-e1688179f3ab/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix003_power.opt_pso.opt_rmo.opt_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca4719fe-9d53-4138-80b1-e1688179f3ab/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_ca4719fe-9d53-4138-80b1-e1688179f3ab/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 80bd490b89eb696c85e417e2f0348670cfb7c8195637276a01d1016d9277f95a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:49:43,323 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:49:43,402 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca4719fe-9d53-4138-80b1-e1688179f3ab/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-02 21:49:43,435 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:49:43,436 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:49:43,436 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:49:43,437 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:49:43,438 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:49:43,438 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:49:43,439 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:49:43,439 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:49:43,440 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:49:43,440 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:49:43,441 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:49:43,441 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:49:43,442 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:49:43,443 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:49:43,443 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:49:43,444 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:49:43,444 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:49:43,445 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:49:43,445 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:49:43,446 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:49:43,446 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:49:43,447 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:49:43,447 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:49:43,447 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:49:43,448 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:49:43,448 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:49:43,449 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:49:43,449 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:49:43,450 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:49:43,450 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:49:43,451 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:49:43,451 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:49:43,451 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:49:43,451 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:49:43,452 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:49:43,452 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:49:43,452 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_ca4719fe-9d53-4138-80b1-e1688179f3ab/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca4719fe-9d53-4138-80b1-e1688179f3ab/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80bd490b89eb696c85e417e2f0348670cfb7c8195637276a01d1016d9277f95a [2023-12-02 21:49:43,743 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:49:43,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:49:43,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:49:43,767 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:49:43,767 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:49:43,768 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca4719fe-9d53-4138-80b1-e1688179f3ab/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/mix003_power.opt_pso.opt_rmo.opt_tso.opt.i [2023-12-02 21:49:46,531 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:49:46,787 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:49:46,787 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca4719fe-9d53-4138-80b1-e1688179f3ab/sv-benchmarks/c/pthread-wmm/mix003_power.opt_pso.opt_rmo.opt_tso.opt.i [2023-12-02 21:49:46,805 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca4719fe-9d53-4138-80b1-e1688179f3ab/bin/ukojak-verify-Qdu7aM0XO9/data/741e46595/6a293bad650943c3a3ef2772e8161174/FLAG4292e7d71 [2023-12-02 21:49:46,819 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca4719fe-9d53-4138-80b1-e1688179f3ab/bin/ukojak-verify-Qdu7aM0XO9/data/741e46595/6a293bad650943c3a3ef2772e8161174 [2023-12-02 21:49:46,821 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:49:46,823 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:49:46,824 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:49:46,825 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:49:46,828 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:49:46,829 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:49:46" (1/1) ... [2023-12-02 21:49:46,830 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f7b895a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:49:46, skipping insertion in model container [2023-12-02 21:49:46,830 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:49:46" (1/1) ... [2023-12-02 21:49:46,887 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:49:47,269 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:49:47,285 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:49:47,343 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:49:47,383 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:49:47,383 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:49:47,390 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:49:47,391 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:49:47 WrapperNode [2023-12-02 21:49:47,391 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:49:47,392 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:49:47,392 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:49:47,393 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:49:47,400 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:49:47" (1/1) ... [2023-12-02 21:49:47,420 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:49:47" (1/1) ... [2023-12-02 21:49:47,445 INFO L138 Inliner]: procedures = 179, calls = 59, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 100 [2023-12-02 21:49:47,446 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:49:47,447 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:49:47,447 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:49:47,447 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:49:47,456 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:49:47" (1/1) ... [2023-12-02 21:49:47,456 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:49:47" (1/1) ... [2023-12-02 21:49:47,461 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:49:47" (1/1) ... [2023-12-02 21:49:47,461 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:49:47" (1/1) ... [2023-12-02 21:49:47,474 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:49:47" (1/1) ... [2023-12-02 21:49:47,476 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:49:47" (1/1) ... [2023-12-02 21:49:47,480 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:49:47" (1/1) ... [2023-12-02 21:49:47,483 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:49:47" (1/1) ... [2023-12-02 21:49:47,488 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:49:47,489 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:49:47,489 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:49:47,489 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:49:47,490 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:49:47" (1/1) ... [2023-12-02 21:49:47,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:49:47,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca4719fe-9d53-4138-80b1-e1688179f3ab/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:49:47,519 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca4719fe-9d53-4138-80b1-e1688179f3ab/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:49:47,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca4719fe-9d53-4138-80b1-e1688179f3ab/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:49:47,557 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 21:49:47,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 21:49:47,557 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 21:49:47,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:49:47,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:49:47,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:49:47,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 21:49:47,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:49:47,558 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-02 21:49:47,579 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-02 21:49:47,580 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-02 21:49:47,580 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-02 21:49:47,580 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-02 21:49:47,580 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-02 21:49:47,581 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 21:49:47,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:49:47,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:49:47,583 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 21:49:47,736 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:49:47,739 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:49:48,040 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:49:48,190 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 21:49:48,195 INFO L158 Benchmark]: Toolchain (without parser) took 1370.89ms. Allocated memory is still 111.1MB. Free memory was 86.1MB in the beginning and 41.8MB in the end (delta: 44.3MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. [2023-12-02 21:49:48,195 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 62.9MB. Free memory is still 39.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:49:48,196 INFO L158 Benchmark]: CACSL2BoogieTranslator took 567.16ms. Allocated memory is still 111.1MB. Free memory was 85.8MB in the beginning and 61.0MB in the end (delta: 24.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-02 21:49:48,196 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.02ms. Allocated memory is still 111.1MB. Free memory was 61.0MB in the beginning and 58.5MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 21:49:48,197 INFO L158 Benchmark]: Boogie Preprocessor took 41.49ms. Allocated memory is still 111.1MB. Free memory was 58.5MB in the beginning and 56.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:49:48,198 INFO L158 Benchmark]: RCFGBuilder took 703.85ms. Allocated memory is still 111.1MB. Free memory was 56.0MB in the beginning and 41.8MB in the end (delta: 14.2MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2023-12-02 21:49:48,200 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 62.9MB. Free memory is still 39.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 567.16ms. Allocated memory is still 111.1MB. Free memory was 85.8MB in the beginning and 61.0MB in the end (delta: 24.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.02ms. Allocated memory is still 111.1MB. Free memory was 61.0MB in the beginning and 58.5MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.49ms. Allocated memory is still 111.1MB. Free memory was 58.5MB in the beginning and 56.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 703.85ms. Allocated memory is still 111.1MB. Free memory was 56.0MB in the beginning and 41.8MB in the end (delta: 14.2MB). Peak memory consumption was 13.6MB. 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$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$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. [2023-12-02 21:49:48,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca4719fe-9d53-4138-80b1-e1688179f3ab/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?