./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix000.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix000.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 62286332e049ab35f6bf4022df54bae198ba0ceaf820c98713e2f1f442f473b5 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:27:36,513 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:27:36,622 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:27:36,630 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:27:36,632 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:27:36,676 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:27:36,677 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:27:36,678 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:27:36,678 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:27:36,679 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:27:36,679 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:27:36,680 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:27:36,680 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:27:36,680 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:27:36,681 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:27:36,681 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:27:36,682 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:27:36,682 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:27:36,682 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:27:36,683 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:27:36,683 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:27:36,684 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:27:36,684 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:27:36,685 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:27:36,685 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:27:36,686 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:27:36,686 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:27:36,686 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:27:36,687 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:27:36,687 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:27:36,688 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:27:36,688 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:27:36,688 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:27:36,689 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_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 62286332e049ab35f6bf4022df54bae198ba0ceaf820c98713e2f1f442f473b5 [2024-11-08 19:27:36,958 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:27:36,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:27:36,987 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:27:36,989 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:27:36,990 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:27:36,991 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix000.oepc.i Unable to find full path for "g++" [2024-11-08 19:27:39,243 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:27:39,604 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:27:39,604 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/sv-benchmarks/c/pthread-wmm/mix000.oepc.i [2024-11-08 19:27:39,628 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk/data/8009d800f/9f3bee1919ae45d1acd8d1d48ca111c8/FLAG0dcc054a2 [2024-11-08 19:27:39,825 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk/data/8009d800f/9f3bee1919ae45d1acd8d1d48ca111c8 [2024-11-08 19:27:39,828 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:27:39,830 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:27:39,832 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:27:39,832 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:27:39,839 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:27:39,840 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:27:39" (1/1) ... [2024-11-08 19:27:39,842 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ee5c251 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:39, skipping insertion in model container [2024-11-08 19:27:39,843 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:27:39" (1/1) ... [2024-11-08 19:27:39,896 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:27:40,141 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/sv-benchmarks/c/pthread-wmm/mix000.oepc.i[988,1001] [2024-11-08 19:27:40,448 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:27:40,461 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:27:40,473 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/sv-benchmarks/c/pthread-wmm/mix000.oepc.i[988,1001] [2024-11-08 19:27:40,567 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:27:40,617 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:27:40,617 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:40 WrapperNode [2024-11-08 19:27:40,618 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:27:40,619 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:27:40,619 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:27:40,620 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:27:40,628 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:40" (1/1) ... [2024-11-08 19:27:40,646 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:40" (1/1) ... [2024-11-08 19:27:40,675 INFO L138 Inliner]: procedures = 174, calls = 37, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2024-11-08 19:27:40,677 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:27:40,678 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:27:40,679 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:27:40,679 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:27:40,690 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:40" (1/1) ... [2024-11-08 19:27:40,691 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:40" (1/1) ... [2024-11-08 19:27:40,698 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:40" (1/1) ... [2024-11-08 19:27:40,702 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:40" (1/1) ... [2024-11-08 19:27:40,731 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:40" (1/1) ... [2024-11-08 19:27:40,739 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:40" (1/1) ... [2024-11-08 19:27:40,742 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:40" (1/1) ... [2024-11-08 19:27:40,745 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:40" (1/1) ... [2024-11-08 19:27:40,753 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:27:40,758 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:27:40,758 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:27:40,758 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:27:40,759 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:40" (1/1) ... [2024-11-08 19:27:40,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:27:40,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:27:40,809 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:27:40,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:27:40,875 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:27:40,875 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:27:40,875 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 19:27:40,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:27:40,876 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 19:27:40,876 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 19:27:40,876 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 19:27:40,878 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 19:27:40,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:27:40,878 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 19:27:40,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:27:40,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:27:40,881 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 19:27:41,086 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:27:41,089 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:27:41,512 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 19:27:41,512 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:27:41,769 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 19:27:41,775 INFO L158 Benchmark]: Toolchain (without parser) took 1944.58ms. Allocated memory is still 140.5MB. Free memory was 103.5MB in the beginning and 68.9MB in the end (delta: 34.6MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2024-11-08 19:27:41,776 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 109.1MB. Free memory is still 55.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:27:41,777 INFO L158 Benchmark]: CACSL2BoogieTranslator took 786.63ms. Allocated memory is still 140.5MB. Free memory was 103.1MB in the beginning and 76.2MB in the end (delta: 26.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-08 19:27:41,778 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.59ms. Allocated memory is still 140.5MB. Free memory was 76.2MB in the beginning and 73.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:27:41,779 INFO L158 Benchmark]: Boogie Preprocessor took 79.03ms. Allocated memory is still 140.5MB. Free memory was 73.8MB in the beginning and 110.5MB in the end (delta: -36.8MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2024-11-08 19:27:41,780 INFO L158 Benchmark]: RCFGBuilder took 1015.25ms. Allocated memory is still 140.5MB. Free memory was 110.5MB in the beginning and 68.9MB in the end (delta: 41.6MB). Peak memory consumption was 44.9MB. Max. memory is 16.1GB. [2024-11-08 19:27:41,783 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 109.1MB. Free memory is still 55.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 786.63ms. Allocated memory is still 140.5MB. Free memory was 103.1MB in the beginning and 76.2MB in the end (delta: 26.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.59ms. Allocated memory is still 140.5MB. Free memory was 76.2MB in the beginning and 73.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.03ms. Allocated memory is still 140.5MB. Free memory was 73.8MB in the beginning and 110.5MB in the end (delta: -36.8MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * RCFGBuilder took 1015.25ms. Allocated memory is still 140.5MB. Free memory was 110.5MB in the beginning and 68.9MB in the end (delta: 41.6MB). Peak memory consumption was 44.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 19:27:41,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix000.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 62286332e049ab35f6bf4022df54bae198ba0ceaf820c98713e2f1f442f473b5 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:27:44,586 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:27:44,692 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 19:27:44,741 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:27:44,742 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:27:44,742 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:27:44,743 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:27:44,744 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:27:44,744 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:27:44,745 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:27:44,746 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:27:44,746 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:27:44,746 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:27:44,749 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:27:44,749 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:27:44,750 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:27:44,750 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:27:44,750 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:27:44,750 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:27:44,751 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:27:44,751 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:27:44,752 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:27:44,752 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:27:44,752 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:27:44,753 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:27:44,753 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:27:44,753 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:27:44,754 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:27:44,754 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:27:44,754 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:27:44,755 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:27:44,755 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:27:44,755 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:27:44,756 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:27:44,756 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:27:44,756 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:27:44,757 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_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 62286332e049ab35f6bf4022df54bae198ba0ceaf820c98713e2f1f442f473b5 [2024-11-08 19:27:45,171 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:27:45,215 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:27:45,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:27:45,222 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:27:45,223 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:27:45,224 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix000.oepc.i Unable to find full path for "g++" [2024-11-08 19:27:47,522 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:27:47,888 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:27:47,889 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/sv-benchmarks/c/pthread-wmm/mix000.oepc.i [2024-11-08 19:27:47,914 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk/data/d2938fc6a/375d472d23c346a785bdd34586e18f63/FLAG09f3c89c6 [2024-11-08 19:27:47,938 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk/data/d2938fc6a/375d472d23c346a785bdd34586e18f63 [2024-11-08 19:27:47,943 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:27:47,946 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:27:47,949 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:27:47,951 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:27:47,957 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:27:47,958 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:27:47" (1/1) ... [2024-11-08 19:27:47,959 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@327d663d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:47, skipping insertion in model container [2024-11-08 19:27:47,960 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:27:47" (1/1) ... [2024-11-08 19:27:48,037 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:27:48,383 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/sv-benchmarks/c/pthread-wmm/mix000.oepc.i[988,1001] [2024-11-08 19:27:48,717 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:27:48,737 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:27:48,754 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/sv-benchmarks/c/pthread-wmm/mix000.oepc.i[988,1001] [2024-11-08 19:27:48,826 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:27:48,890 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:27:48,891 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:48 WrapperNode [2024-11-08 19:27:48,891 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:27:48,892 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:27:48,892 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:27:48,892 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:27:48,902 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:48" (1/1) ... [2024-11-08 19:27:48,922 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:48" (1/1) ... [2024-11-08 19:27:48,947 INFO L138 Inliner]: procedures = 175, calls = 37, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 68 [2024-11-08 19:27:48,948 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:27:48,949 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:27:48,949 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:27:48,949 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:27:48,961 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:48" (1/1) ... [2024-11-08 19:27:48,961 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:48" (1/1) ... [2024-11-08 19:27:48,967 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:48" (1/1) ... [2024-11-08 19:27:48,967 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:48" (1/1) ... [2024-11-08 19:27:48,984 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:48" (1/1) ... [2024-11-08 19:27:48,986 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:48" (1/1) ... [2024-11-08 19:27:48,990 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:48" (1/1) ... [2024-11-08 19:27:48,992 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:48" (1/1) ... [2024-11-08 19:27:48,997 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:27:48,998 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:27:48,999 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:27:48,999 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:27:49,000 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:48" (1/1) ... [2024-11-08 19:27:49,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:27:49,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:27:49,058 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:27:49,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:27:49,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:27:49,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:27:49,102 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 19:27:49,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:27:49,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:27:49,103 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 19:27:49,103 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 19:27:49,103 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 19:27:49,103 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 19:27:49,104 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 19:27:49,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:27:49,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:27:49,106 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 19:27:49,299 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:27:49,301 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:27:49,780 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 19:27:49,780 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:27:50,031 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 19:27:50,039 INFO L158 Benchmark]: Toolchain (without parser) took 2092.26ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 43.8MB in the beginning and 50.5MB in the end (delta: -6.7MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2024-11-08 19:27:50,040 INFO L158 Benchmark]: CDTParser took 0.92ms. Allocated memory is still 69.2MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:27:50,041 INFO L158 Benchmark]: CACSL2BoogieTranslator took 942.06ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 43.7MB in the beginning and 54.9MB in the end (delta: -11.2MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2024-11-08 19:27:50,042 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.81ms. Allocated memory is still 92.3MB. Free memory was 54.9MB in the beginning and 52.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:27:50,043 INFO L158 Benchmark]: Boogie Preprocessor took 49.01ms. Allocated memory is still 92.3MB. Free memory was 52.4MB in the beginning and 50.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:27:50,044 INFO L158 Benchmark]: RCFGBuilder took 1038.91ms. Allocated memory is still 92.3MB. Free memory was 50.3MB in the beginning and 50.5MB in the end (delta: -223.9kB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2024-11-08 19:27:50,049 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.92ms. Allocated memory is still 69.2MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 942.06ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 43.7MB in the beginning and 54.9MB in the end (delta: -11.2MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.81ms. Allocated memory is still 92.3MB. Free memory was 54.9MB in the beginning and 52.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.01ms. Allocated memory is still 92.3MB. Free memory was 52.4MB in the beginning and 50.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1038.91ms. Allocated memory is still 92.3MB. Free memory was 50.3MB in the beginning and 50.5MB in the end (delta: -223.9kB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 19:27:50,091 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2add80bd-7510-4432-a7e2-5e34e21d84d2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?