./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix037.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix037.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b --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 be02b321ccd6bac38d207cd4c595c173c1a2ce3b705272ff0087ad749834a1ef --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:34:55,085 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:34:55,156 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 23:34:55,161 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:34:55,161 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:34:55,185 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:34:55,186 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:34:55,186 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:34:55,186 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:34:55,186 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:34:55,187 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:34:55,187 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:34:55,187 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:34:55,187 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:34:55,187 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:34:55,187 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:34:55,187 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:34:55,187 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:34:55,188 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:34:55,188 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:34:55,188 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:34:55,188 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:34:55,188 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:34:55,188 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:34:55,188 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:34:55,188 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:34:55,188 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:34:55,188 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:34:55,189 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:34:55,189 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:34:55,189 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:34:55,189 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:34:55,189 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:34:55,189 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b 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 -> be02b321ccd6bac38d207cd4c595c173c1a2ce3b705272ff0087ad749834a1ef [2024-12-05 23:34:55,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:34:55,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:34:55,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:34:55,501 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:34:55,501 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:34:55,503 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix037.opt.i [2024-12-05 23:34:58,861 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b/data/cfbabee65/2a9ed1406ce34c9f9b18114313db07fb/FLAG3877feb57 [2024-12-05 23:34:59,209 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:34:59,210 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/sv-benchmarks/c/pthread-wmm/mix037.opt.i [2024-12-05 23:34:59,227 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b/data/cfbabee65/2a9ed1406ce34c9f9b18114313db07fb/FLAG3877feb57 [2024-12-05 23:34:59,245 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b/data/cfbabee65/2a9ed1406ce34c9f9b18114313db07fb [2024-12-05 23:34:59,248 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:34:59,250 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:34:59,252 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:34:59,252 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:34:59,258 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:34:59,259 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:34:59" (1/1) ... [2024-12-05 23:34:59,260 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d91c5c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:59, skipping insertion in model container [2024-12-05 23:34:59,260 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:34:59" (1/1) ... [2024-12-05 23:34:59,301 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:34:59,484 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_07c740a9-3c48-461b-a4ba-b71a46ea5761/sv-benchmarks/c/pthread-wmm/mix037.opt.i[944,957] [2024-12-05 23:34:59,730 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:34:59,742 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:34:59,754 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_07c740a9-3c48-461b-a4ba-b71a46ea5761/sv-benchmarks/c/pthread-wmm/mix037.opt.i[944,957] [2024-12-05 23:34:59,809 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:34:59,851 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:34:59,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:59 WrapperNode [2024-12-05 23:34:59,852 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:34:59,852 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:34:59,853 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:34:59,853 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:34:59,860 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:59" (1/1) ... [2024-12-05 23:34:59,874 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:59" (1/1) ... [2024-12-05 23:34:59,894 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 88 [2024-12-05 23:34:59,894 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:34:59,894 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:34:59,894 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:34:59,895 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:34:59,901 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:59" (1/1) ... [2024-12-05 23:34:59,901 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:59" (1/1) ... [2024-12-05 23:34:59,904 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:59" (1/1) ... [2024-12-05 23:34:59,904 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:59" (1/1) ... [2024-12-05 23:34:59,914 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:59" (1/1) ... [2024-12-05 23:34:59,915 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:59" (1/1) ... [2024-12-05 23:34:59,918 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:59" (1/1) ... [2024-12-05 23:34:59,920 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:59" (1/1) ... [2024-12-05 23:34:59,921 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:59" (1/1) ... [2024-12-05 23:34:59,925 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:34:59,926 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:34:59,926 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:34:59,926 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:34:59,927 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:59" (1/1) ... [2024-12-05 23:34:59,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:34:59,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:34:59,963 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:34:59,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:34:59,997 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:34:59,997 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:34:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:34:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:34:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-05 23:34:59,998 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-05 23:34:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-05 23:34:59,998 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-05 23:34:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-05 23:34:59,998 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-05 23:34:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-05 23:34:59,998 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-05 23:34:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:34:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:34:59,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:34:59,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:35:00,000 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 23:35:00,137 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:35:00,139 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:35:00,459 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:35:00,459 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:35:00,601 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: ~z$r_buff1_thd0~0 := (if 0 == ~z$r_buff0_thd0~0 % 256 then 0 else 1);~z$r_buff1_thd1~0 := (if 0 == ~z$r_buff0_thd1~0 % 256 then 0 else 1);~z$r_buff1_thd2~0 := (if 0 == ~z$r_buff0_thd2~0 % 256 then 0 else 1);~z$r_buff1_thd3~0 := (if 0 == ~z$r_buff0_thd3~0 % 256 then 0 else 1);~z$r_buff1_thd4~0 := (if 0 == ~z$r_buff0_thd4~0 % 256 then 0 else 1);~z$r_buff0_thd4~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2024-12-05 23:35:00,608 INFO L158 Benchmark]: Toolchain (without parser) took 1357.08ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 108.6MB in the end (delta: 8.1MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. [2024-12-05 23:35:00,608 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:35:00,609 INFO L158 Benchmark]: CACSL2BoogieTranslator took 600.28ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 93.5MB in the end (delta: 23.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 23:35:00,609 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.52ms. Allocated memory is still 142.6MB. Free memory was 93.5MB in the beginning and 91.5MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:35:00,609 INFO L158 Benchmark]: Boogie Preprocessor took 30.48ms. Allocated memory is still 142.6MB. Free memory was 91.5MB in the beginning and 90.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:35:00,610 INFO L158 Benchmark]: RCFGBuilder took 680.21ms. Allocated memory is still 142.6MB. Free memory was 90.0MB in the beginning and 108.6MB in the end (delta: -18.7MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2024-12-05 23:35:00,612 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 600.28ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 93.5MB in the end (delta: 23.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.52ms. Allocated memory is still 142.6MB. Free memory was 93.5MB in the beginning and 91.5MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.48ms. Allocated memory is still 142.6MB. Free memory was 91.5MB in the beginning and 90.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 680.21ms. Allocated memory is still 142.6MB. Free memory was 90.0MB in the beginning and 108.6MB in the end (delta: -18.7MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := (if 0 == ~z$r_buff0_thd0~0 % 256 then 0 else 1);~z$r_buff1_thd1~0 := (if 0 == ~z$r_buff0_thd1~0 % 256 then 0 else 1);~z$r_buff1_thd2~0 := (if 0 == ~z$r_buff0_thd2~0 % 256 then 0 else 1);~z$r_buff1_thd3~0 := (if 0 == ~z$r_buff0_thd3~0 % 256 then 0 else 1);~z$r_buff1_thd4~0 := (if 0 == ~z$r_buff0_thd4~0 % 256 then 0 else 1);~z$r_buff0_thd4~0 := 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: ~z$r_buff1_thd0~0 := (if 0 == ~z$r_buff0_thd0~0 % 256 then 0 else 1);~z$r_buff1_thd1~0 := (if 0 == ~z$r_buff0_thd1~0 % 256 then 0 else 1);~z$r_buff1_thd2~0 := (if 0 == ~z$r_buff0_thd2~0 % 256 then 0 else 1);~z$r_buff1_thd3~0 := (if 0 == ~z$r_buff0_thd3~0 % 256 then 0 else 1);~z$r_buff1_thd4~0 := (if 0 == ~z$r_buff0_thd4~0 % 256 then 0 else 1);~z$r_buff0_thd4~0 := 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. [2024-12-05 23:35:00,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix037.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b --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 be02b321ccd6bac38d207cd4c595c173c1a2ce3b705272ff0087ad749834a1ef --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:35:02,940 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:35:03,044 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 23:35:03,073 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:35:03,074 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:35:03,074 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:35:03,074 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:35:03,074 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:35:03,074 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:35:03,075 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:35:03,075 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:35:03,075 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:35:03,075 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:35:03,075 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:35:03,075 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:35:03,075 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:35:03,075 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:35:03,075 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:35:03,076 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:35:03,076 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:35:03,076 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:35:03,076 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:35:03,076 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:35:03,077 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:35:03,077 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:35:03,077 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:35:03,077 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:35:03,077 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:35:03,077 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:35:03,077 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:35:03,077 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:35:03,077 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:35:03,077 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:35:03,078 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:35:03,078 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:35:03,078 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:35:03,078 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b 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 -> be02b321ccd6bac38d207cd4c595c173c1a2ce3b705272ff0087ad749834a1ef [2024-12-05 23:35:03,369 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:35:03,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:35:03,381 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:35:03,382 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:35:03,383 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:35:03,384 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix037.opt.i [2024-12-05 23:35:06,591 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b/data/077daaacd/fd05f57e49e84c9bb2c067154ea71aa8/FLAG7ed2c4de8 [2024-12-05 23:35:06,792 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:35:06,793 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/sv-benchmarks/c/pthread-wmm/mix037.opt.i [2024-12-05 23:35:06,805 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b/data/077daaacd/fd05f57e49e84c9bb2c067154ea71aa8/FLAG7ed2c4de8 [2024-12-05 23:35:06,818 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b/data/077daaacd/fd05f57e49e84c9bb2c067154ea71aa8 [2024-12-05 23:35:06,820 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:35:06,821 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:35:06,822 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:35:06,823 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:35:06,826 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:35:06,826 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:35:06" (1/1) ... [2024-12-05 23:35:06,827 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3accacc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:35:06, skipping insertion in model container [2024-12-05 23:35:06,827 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:35:06" (1/1) ... [2024-12-05 23:35:06,854 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:35:06,976 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_07c740a9-3c48-461b-a4ba-b71a46ea5761/sv-benchmarks/c/pthread-wmm/mix037.opt.i[944,957] [2024-12-05 23:35:07,115 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:35:07,127 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:35:07,136 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_07c740a9-3c48-461b-a4ba-b71a46ea5761/sv-benchmarks/c/pthread-wmm/mix037.opt.i[944,957] [2024-12-05 23:35:07,177 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:35:07,210 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:35:07,211 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:35:07 WrapperNode [2024-12-05 23:35:07,211 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:35:07,212 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:35:07,212 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:35:07,212 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:35:07,216 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:35:07" (1/1) ... [2024-12-05 23:35:07,228 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:35:07" (1/1) ... [2024-12-05 23:35:07,243 INFO L138 Inliner]: procedures = 177, calls = 55, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 89 [2024-12-05 23:35:07,243 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:35:07,244 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:35:07,244 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:35:07,244 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:35:07,250 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:35:07" (1/1) ... [2024-12-05 23:35:07,250 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:35:07" (1/1) ... [2024-12-05 23:35:07,254 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:35:07" (1/1) ... [2024-12-05 23:35:07,254 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:35:07" (1/1) ... [2024-12-05 23:35:07,263 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:35:07" (1/1) ... [2024-12-05 23:35:07,264 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:35:07" (1/1) ... [2024-12-05 23:35:07,266 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:35:07" (1/1) ... [2024-12-05 23:35:07,268 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:35:07" (1/1) ... [2024-12-05 23:35:07,269 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:35:07" (1/1) ... [2024-12-05 23:35:07,271 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:35:07,272 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:35:07,272 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:35:07,272 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:35:07,273 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:35:07" (1/1) ... [2024-12-05 23:35:07,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:35:07,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:35:07,312 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:35:07,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:35:07,333 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:35:07,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:35:07,333 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:35:07,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:35:07,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:35:07,333 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-05 23:35:07,333 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-05 23:35:07,333 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-05 23:35:07,333 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-05 23:35:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-05 23:35:07,334 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-05 23:35:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-05 23:35:07,334 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-05 23:35:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:35:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:35:07,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:35:07,335 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 23:35:07,450 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:35:07,451 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:35:07,722 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:35:07,722 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:35:07,842 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: ~z$r_buff1_thd0~0 := (if 0bv8 == ~z$r_buff0_thd0~0 then 0bv8 else 1bv8);~z$r_buff1_thd1~0 := (if 0bv8 == ~z$r_buff0_thd1~0 then 0bv8 else 1bv8);~z$r_buff1_thd2~0 := (if 0bv8 == ~z$r_buff0_thd2~0 then 0bv8 else 1bv8);~z$r_buff1_thd3~0 := (if 0bv8 == ~z$r_buff0_thd3~0 then 0bv8 else 1bv8);~z$r_buff1_thd4~0 := (if 0bv8 == ~z$r_buff0_thd4~0 then 0bv8 else 1bv8);~z$r_buff0_thd4~0 := 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:299) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:35:07,847 INFO L158 Benchmark]: Toolchain (without parser) took 1024.97ms. Allocated memory is still 92.3MB. Free memory was 67.4MB in the beginning and 59.8MB in the end (delta: 7.6MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2024-12-05 23:35:07,847 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:35:07,847 INFO L158 Benchmark]: CACSL2BoogieTranslator took 388.68ms. Allocated memory is still 92.3MB. Free memory was 67.2MB in the beginning and 43.6MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 23:35:07,848 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.61ms. Allocated memory is still 92.3MB. Free memory was 43.6MB in the beginning and 41.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:35:07,848 INFO L158 Benchmark]: Boogie Preprocessor took 27.26ms. Allocated memory is still 92.3MB. Free memory was 41.6MB in the beginning and 39.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:35:07,848 INFO L158 Benchmark]: RCFGBuilder took 573.47ms. Allocated memory is still 92.3MB. Free memory was 39.6MB in the beginning and 59.8MB in the end (delta: -20.2MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2024-12-05 23:35:07,851 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 388.68ms. Allocated memory is still 92.3MB. Free memory was 67.2MB in the beginning and 43.6MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.61ms. Allocated memory is still 92.3MB. Free memory was 43.6MB in the beginning and 41.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.26ms. Allocated memory is still 92.3MB. Free memory was 41.6MB in the beginning and 39.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 573.47ms. Allocated memory is still 92.3MB. Free memory was 39.6MB in the beginning and 59.8MB in the end (delta: -20.2MB). Peak memory consumption was 14.1MB. 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: ~z$r_buff1_thd0~0 := (if 0bv8 == ~z$r_buff0_thd0~0 then 0bv8 else 1bv8);~z$r_buff1_thd1~0 := (if 0bv8 == ~z$r_buff0_thd1~0 then 0bv8 else 1bv8);~z$r_buff1_thd2~0 := (if 0bv8 == ~z$r_buff0_thd2~0 then 0bv8 else 1bv8);~z$r_buff1_thd3~0 := (if 0bv8 == ~z$r_buff0_thd3~0 then 0bv8 else 1bv8);~z$r_buff1_thd4~0 := (if 0bv8 == ~z$r_buff0_thd4~0 then 0bv8 else 1bv8);~z$r_buff0_thd4~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := (if 0bv8 == ~z$r_buff0_thd0~0 then 0bv8 else 1bv8);~z$r_buff1_thd1~0 := (if 0bv8 == ~z$r_buff0_thd1~0 then 0bv8 else 1bv8);~z$r_buff1_thd2~0 := (if 0bv8 == ~z$r_buff0_thd2~0 then 0bv8 else 1bv8);~z$r_buff1_thd3~0 := (if 0bv8 == ~z$r_buff0_thd3~0 then 0bv8 else 1bv8);~z$r_buff1_thd4~0 := (if 0bv8 == ~z$r_buff0_thd4~0 then 0bv8 else 1bv8);~z$r_buff0_thd4~0 := 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. [2024-12-05 23:35:07,865 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c740a9-3c48-461b-a4ba-b71a46ea5761/bin/ukojak-verify-CZk0znPC7b/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: ~z$r_buff1_thd0~0 := (if 0bv8 == ~z$r_buff0_thd0~0 then 0bv8 else 1bv8);~z$r_buff1_thd1~0 := (if 0bv8 == ~z$r_buff0_thd1~0 then 0bv8 else 1bv8);~z$r_buff1_thd2~0 := (if 0bv8 == ~z$r_buff0_thd2~0 then 0bv8 else 1bv8);~z$r_buff1_thd3~0 := (if 0bv8 == ~z$r_buff0_thd3~0 then 0bv8 else 1bv8);~z$r_buff1_thd4~0 := (if 0bv8 == ~z$r_buff0_thd4~0 then 0bv8 else 1bv8);~z$r_buff0_thd4~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?