./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix013.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_e4b61be6-41ce-4cab-acf7-7460f5090682/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4b61be6-41ce-4cab-acf7-7460f5090682/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_e4b61be6-41ce-4cab-acf7-7460f5090682/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4b61be6-41ce-4cab-acf7-7460f5090682/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix013.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4b61be6-41ce-4cab-acf7-7460f5090682/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4b61be6-41ce-4cab-acf7-7460f5090682/bin/ukojak-verify-ImItNfHLgk --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 39bd8ca48891731a487992488872bfabe93c299f5e64a0d2d763ed7464a4fc31 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:31:28,777 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:31:28,838 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4b61be6-41ce-4cab-acf7-7460f5090682/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-09 00:31:28,843 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:31:28,844 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:31:28,868 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:31:28,868 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:31:28,869 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:31:28,870 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:31:28,870 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:31:28,871 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:31:28,872 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:31:28,872 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:31:28,872 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:31:28,873 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:31:28,873 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:31:28,874 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:31:28,874 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:31:28,875 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:31:28,875 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:31:28,876 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:31:28,876 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:31:28,877 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:31:28,877 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:31:28,878 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:31:28,879 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:31:28,879 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:31:28,880 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:31:28,880 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:31:28,881 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:31:28,881 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:31:28,881 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:31:28,882 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:31:28,882 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:31:28,883 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:31:28,883 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_e4b61be6-41ce-4cab-acf7-7460f5090682/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4b61be6-41ce-4cab-acf7-7460f5090682/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 39bd8ca48891731a487992488872bfabe93c299f5e64a0d2d763ed7464a4fc31 [2024-11-09 00:31:29,163 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:31:29,193 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:31:29,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:31:29,198 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:31:29,199 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:31:29,201 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4b61be6-41ce-4cab-acf7-7460f5090682/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix013.oepc.i Unable to find full path for "g++" [2024-11-09 00:31:31,241 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:31:31,563 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:31:31,564 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4b61be6-41ce-4cab-acf7-7460f5090682/sv-benchmarks/c/pthread-wmm/mix013.oepc.i [2024-11-09 00:31:31,579 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4b61be6-41ce-4cab-acf7-7460f5090682/bin/ukojak-verify-ImItNfHLgk/data/7f93dd898/5491163d476440d78599fab012e314bb/FLAGd7fa06fc9 [2024-11-09 00:31:31,810 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4b61be6-41ce-4cab-acf7-7460f5090682/bin/ukojak-verify-ImItNfHLgk/data/7f93dd898/5491163d476440d78599fab012e314bb [2024-11-09 00:31:31,813 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:31:31,814 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:31:31,816 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:31:31,816 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:31:31,822 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:31:31,822 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:31:31" (1/1) ... [2024-11-09 00:31:31,824 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30905ef7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:31, skipping insertion in model container [2024-11-09 00:31:31,824 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:31:31" (1/1) ... [2024-11-09 00:31:31,887 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:31:32,482 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:31:32,501 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:31:32,593 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:31:32,648 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:31:32,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:32 WrapperNode [2024-11-09 00:31:32,649 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:31:32,650 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:31:32,651 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:31:32,651 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:31:32,660 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:32" (1/1) ... [2024-11-09 00:31:32,706 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:32" (1/1) ... [2024-11-09 00:31:32,771 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 97 [2024-11-09 00:31:32,772 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:31:32,773 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:31:32,773 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:31:32,773 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:31:32,785 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:32" (1/1) ... [2024-11-09 00:31:32,785 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:32" (1/1) ... [2024-11-09 00:31:32,790 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:32" (1/1) ... [2024-11-09 00:31:32,790 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:32" (1/1) ... [2024-11-09 00:31:32,818 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:32" (1/1) ... [2024-11-09 00:31:32,821 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:32" (1/1) ... [2024-11-09 00:31:32,823 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:32" (1/1) ... [2024-11-09 00:31:32,825 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:32" (1/1) ... [2024-11-09 00:31:32,828 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:31:32,829 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:31:32,830 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:31:32,830 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:31:32,832 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:32" (1/1) ... [2024-11-09 00:31:32,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:31:32,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4b61be6-41ce-4cab-acf7-7460f5090682/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:31:32,884 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4b61be6-41ce-4cab-acf7-7460f5090682/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:31:32,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4b61be6-41ce-4cab-acf7-7460f5090682/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:31:32,918 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:31:32,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:31:32,918 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 00:31:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:31:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-09 00:31:32,919 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-09 00:31:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-09 00:31:32,920 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-09 00:31:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-09 00:31:32,920 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-09 00:31:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-09 00:31:32,920 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-09 00:31:32,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:31:32,921 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 00:31:32,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:31:32,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:31:32,924 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:31:33,068 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:31:33,070 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:31:33,508 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:31:33,509 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:31:33,726 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: ~a$r_buff1_thd0~0 := (if 0 == ~a$r_buff0_thd0~0 % 256 then 0 else 1);~a$r_buff1_thd1~0 := (if 0 == ~a$r_buff0_thd1~0 % 256 then 0 else 1);~a$r_buff1_thd2~0 := (if 0 == ~a$r_buff0_thd2~0 % 256 then 0 else 1);~a$r_buff1_thd3~0 := (if 0 == ~a$r_buff0_thd3~0 % 256 then 0 else 1);~a$r_buff1_thd4~0 := (if 0 == ~a$r_buff0_thd4~0 % 256 then 0 else 1);~a$r_buff0_thd1~0 := 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:123) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 00:31:33,731 INFO L158 Benchmark]: Toolchain (without parser) took 1915.16ms. Allocated memory was 121.6MB in the beginning and 157.3MB in the end (delta: 35.7MB). Free memory was 87.9MB in the beginning and 79.2MB in the end (delta: 8.7MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-11-09 00:31:33,731 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 121.6MB. Free memory is still 68.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:31:33,732 INFO L158 Benchmark]: CACSL2BoogieTranslator took 833.58ms. Allocated memory is still 121.6MB. Free memory was 87.6MB in the beginning and 60.8MB in the end (delta: 26.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-09 00:31:33,734 INFO L158 Benchmark]: Boogie Procedure Inliner took 121.47ms. Allocated memory was 121.6MB in the beginning and 157.3MB in the end (delta: 35.7MB). Free memory was 60.5MB in the beginning and 126.6MB in the end (delta: -66.1MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2024-11-09 00:31:33,735 INFO L158 Benchmark]: Boogie Preprocessor took 56.17ms. Allocated memory is still 157.3MB. Free memory was 126.6MB in the beginning and 127.3MB in the end (delta: -733.6kB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2024-11-09 00:31:33,735 INFO L158 Benchmark]: RCFGBuilder took 899.35ms. Allocated memory is still 157.3MB. Free memory was 127.3MB in the beginning and 79.2MB in the end (delta: 48.1MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2024-11-09 00:31:33,739 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 121.6MB. Free memory is still 68.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 833.58ms. Allocated memory is still 121.6MB. Free memory was 87.6MB in the beginning and 60.8MB in the end (delta: 26.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 121.47ms. Allocated memory was 121.6MB in the beginning and 157.3MB in the end (delta: 35.7MB). Free memory was 60.5MB in the beginning and 126.6MB in the end (delta: -66.1MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.17ms. Allocated memory is still 157.3MB. Free memory was 126.6MB in the beginning and 127.3MB in the end (delta: -733.6kB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * RCFGBuilder took 899.35ms. Allocated memory is still 157.3MB. Free memory was 127.3MB in the beginning and 79.2MB in the end (delta: 48.1MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := (if 0 == ~a$r_buff0_thd0~0 % 256 then 0 else 1);~a$r_buff1_thd1~0 := (if 0 == ~a$r_buff0_thd1~0 % 256 then 0 else 1);~a$r_buff1_thd2~0 := (if 0 == ~a$r_buff0_thd2~0 % 256 then 0 else 1);~a$r_buff1_thd3~0 := (if 0 == ~a$r_buff0_thd3~0 % 256 then 0 else 1);~a$r_buff1_thd4~0 := (if 0 == ~a$r_buff0_thd4~0 % 256 then 0 else 1);~a$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := (if 0 == ~a$r_buff0_thd0~0 % 256 then 0 else 1);~a$r_buff1_thd1~0 := (if 0 == ~a$r_buff0_thd1~0 % 256 then 0 else 1);~a$r_buff1_thd2~0 := (if 0 == ~a$r_buff0_thd2~0 % 256 then 0 else 1);~a$r_buff1_thd3~0 := (if 0 == ~a$r_buff0_thd3~0 % 256 then 0 else 1);~a$r_buff1_thd4~0 := (if 0 == ~a$r_buff0_thd4~0 % 256 then 0 else 1);~a$r_buff0_thd1~0 := 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:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:31:33,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4b61be6-41ce-4cab-acf7-7460f5090682/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_e4b61be6-41ce-4cab-acf7-7460f5090682/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4b61be6-41ce-4cab-acf7-7460f5090682/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_e4b61be6-41ce-4cab-acf7-7460f5090682/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4b61be6-41ce-4cab-acf7-7460f5090682/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix013.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4b61be6-41ce-4cab-acf7-7460f5090682/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4b61be6-41ce-4cab-acf7-7460f5090682/bin/ukojak-verify-ImItNfHLgk --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 39bd8ca48891731a487992488872bfabe93c299f5e64a0d2d763ed7464a4fc31 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:31:36,287 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:31:36,387 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4b61be6-41ce-4cab-acf7-7460f5090682/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-09 00:31:36,437 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:31:36,438 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:31:36,439 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:31:36,440 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:31:36,443 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:31:36,444 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:31:36,444 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:31:36,444 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:31:36,445 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:31:36,445 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:31:36,445 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:31:36,446 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:31:36,446 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:31:36,446 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:31:36,450 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:31:36,450 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:31:36,451 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:31:36,451 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:31:36,452 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:31:36,452 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:31:36,456 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:31:36,456 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:31:36,456 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:31:36,457 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:31:36,457 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:31:36,457 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:31:36,457 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:31:36,458 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:31:36,458 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:31:36,458 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:31:36,458 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:31:36,459 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:31:36,461 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:31:36,461 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:31:36,461 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:31:36,462 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_e4b61be6-41ce-4cab-acf7-7460f5090682/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4b61be6-41ce-4cab-acf7-7460f5090682/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 39bd8ca48891731a487992488872bfabe93c299f5e64a0d2d763ed7464a4fc31 [2024-11-09 00:31:36,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:31:36,886 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:31:36,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:31:36,891 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:31:36,892 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:31:36,893 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4b61be6-41ce-4cab-acf7-7460f5090682/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix013.oepc.i Unable to find full path for "g++" [2024-11-09 00:31:39,111 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:31:39,435 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:31:39,435 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4b61be6-41ce-4cab-acf7-7460f5090682/sv-benchmarks/c/pthread-wmm/mix013.oepc.i [2024-11-09 00:31:39,453 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4b61be6-41ce-4cab-acf7-7460f5090682/bin/ukojak-verify-ImItNfHLgk/data/f33a3c115/63cd3e0497e9411fb4c663ca078fa9f3/FLAG2076430e2 [2024-11-09 00:31:39,702 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4b61be6-41ce-4cab-acf7-7460f5090682/bin/ukojak-verify-ImItNfHLgk/data/f33a3c115/63cd3e0497e9411fb4c663ca078fa9f3 [2024-11-09 00:31:39,704 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:31:39,706 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:31:39,707 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:31:39,707 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:31:39,713 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:31:39,714 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:31:39" (1/1) ... [2024-11-09 00:31:39,716 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e39fd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:39, skipping insertion in model container [2024-11-09 00:31:39,716 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:31:39" (1/1) ... [2024-11-09 00:31:39,772 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:31:40,391 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:31:40,418 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:31:40,547 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:31:40,620 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:31:40,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:40 WrapperNode [2024-11-09 00:31:40,620 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:31:40,624 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:31:40,625 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:31:40,625 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:31:40,633 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:40" (1/1) ... [2024-11-09 00:31:40,658 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:40" (1/1) ... [2024-11-09 00:31:40,701 INFO L138 Inliner]: procedures = 177, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 98 [2024-11-09 00:31:40,701 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:31:40,703 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:31:40,704 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:31:40,704 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:31:40,715 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:40" (1/1) ... [2024-11-09 00:31:40,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:40" (1/1) ... [2024-11-09 00:31:40,723 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:40" (1/1) ... [2024-11-09 00:31:40,724 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:40" (1/1) ... [2024-11-09 00:31:40,747 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:40" (1/1) ... [2024-11-09 00:31:40,753 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:40" (1/1) ... [2024-11-09 00:31:40,760 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:40" (1/1) ... [2024-11-09 00:31:40,762 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:40" (1/1) ... [2024-11-09 00:31:40,768 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:31:40,772 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:31:40,773 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:31:40,773 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:31:40,774 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:40" (1/1) ... [2024-11-09 00:31:40,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:31:40,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4b61be6-41ce-4cab-acf7-7460f5090682/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:31:40,815 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4b61be6-41ce-4cab-acf7-7460f5090682/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:31:40,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4b61be6-41ce-4cab-acf7-7460f5090682/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:31:40,856 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:31:40,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:31:40,856 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 00:31:40,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:31:40,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:31:40,857 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-09 00:31:40,857 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-09 00:31:40,857 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-09 00:31:40,857 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-09 00:31:40,858 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-09 00:31:40,858 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-09 00:31:40,858 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-09 00:31:40,858 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-09 00:31:40,858 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 00:31:40,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:31:40,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:31:40,860 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:31:41,055 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:31:41,058 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:31:41,552 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:31:41,553 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:31:41,784 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: ~a$r_buff1_thd0~0 := (if 0bv8 == ~a$r_buff0_thd0~0 then 0bv8 else 1bv8);~a$r_buff1_thd1~0 := (if 0bv8 == ~a$r_buff0_thd1~0 then 0bv8 else 1bv8);~a$r_buff1_thd2~0 := (if 0bv8 == ~a$r_buff0_thd2~0 then 0bv8 else 1bv8);~a$r_buff1_thd3~0 := (if 0bv8 == ~a$r_buff0_thd3~0 then 0bv8 else 1bv8);~a$r_buff1_thd4~0 := (if 0bv8 == ~a$r_buff0_thd4~0 then 0bv8 else 1bv8);~a$r_buff0_thd1~0 := 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:123) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 00:31:41,788 INFO L158 Benchmark]: Toolchain (without parser) took 2081.94ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 54.0MB in the beginning and 69.3MB in the end (delta: -15.3MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. [2024-11-09 00:31:41,790 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory was 55.2MB in the beginning and 55.1MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:31:41,791 INFO L158 Benchmark]: CACSL2BoogieTranslator took 916.40ms. Allocated memory is still 79.7MB. Free memory was 53.8MB in the beginning and 49.6MB in the end (delta: 4.2MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2024-11-09 00:31:41,792 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.17ms. Allocated memory is still 79.7MB. Free memory was 49.6MB in the beginning and 47.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:31:41,793 INFO L158 Benchmark]: Boogie Preprocessor took 68.61ms. Allocated memory is still 79.7MB. Free memory was 47.1MB in the beginning and 44.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:31:41,794 INFO L158 Benchmark]: RCFGBuilder took 1014.16ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 44.8MB in the beginning and 69.3MB in the end (delta: -24.5MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2024-11-09 00:31:41,797 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory was 55.2MB in the beginning and 55.1MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 916.40ms. Allocated memory is still 79.7MB. Free memory was 53.8MB in the beginning and 49.6MB in the end (delta: 4.2MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.17ms. Allocated memory is still 79.7MB. Free memory was 49.6MB in the beginning and 47.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.61ms. Allocated memory is still 79.7MB. Free memory was 47.1MB in the beginning and 44.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1014.16ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 44.8MB in the beginning and 69.3MB in the end (delta: -24.5MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := (if 0bv8 == ~a$r_buff0_thd0~0 then 0bv8 else 1bv8);~a$r_buff1_thd1~0 := (if 0bv8 == ~a$r_buff0_thd1~0 then 0bv8 else 1bv8);~a$r_buff1_thd2~0 := (if 0bv8 == ~a$r_buff0_thd2~0 then 0bv8 else 1bv8);~a$r_buff1_thd3~0 := (if 0bv8 == ~a$r_buff0_thd3~0 then 0bv8 else 1bv8);~a$r_buff1_thd4~0 := (if 0bv8 == ~a$r_buff0_thd4~0 then 0bv8 else 1bv8);~a$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := (if 0bv8 == ~a$r_buff0_thd0~0 then 0bv8 else 1bv8);~a$r_buff1_thd1~0 := (if 0bv8 == ~a$r_buff0_thd1~0 then 0bv8 else 1bv8);~a$r_buff1_thd2~0 := (if 0bv8 == ~a$r_buff0_thd2~0 then 0bv8 else 1bv8);~a$r_buff1_thd3~0 := (if 0bv8 == ~a$r_buff0_thd3~0 then 0bv8 else 1bv8);~a$r_buff1_thd4~0 := (if 0bv8 == ~a$r_buff0_thd4~0 then 0bv8 else 1bv8);~a$r_buff0_thd1~0 := 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:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:31:41,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4b61be6-41ce-4cab-acf7-7460f5090682/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 end of atomic block: ~a$r_buff1_thd0~0 := (if 0bv8 == ~a$r_buff0_thd0~0 then 0bv8 else 1bv8);~a$r_buff1_thd1~0 := (if 0bv8 == ~a$r_buff0_thd1~0 then 0bv8 else 1bv8);~a$r_buff1_thd2~0 := (if 0bv8 == ~a$r_buff0_thd2~0 then 0bv8 else 1bv8);~a$r_buff1_thd3~0 := (if 0bv8 == ~a$r_buff0_thd3~0 then 0bv8 else 1bv8);~a$r_buff1_thd4~0 := (if 0bv8 == ~a$r_buff0_thd4~0 then 0bv8 else 1bv8);~a$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?