./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix036.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix036.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm --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 e3d3e405a2d3cb3ab8b02ed87788ef59412b7b81517118cc37c044f334087868 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:55:18,506 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:55:18,598 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:55:18,604 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:55:18,604 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:55:18,642 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:55:18,643 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:55:18,643 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:55:18,643 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:55:18,643 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:55:18,644 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:55:18,644 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:55:18,644 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:55:18,644 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:55:18,644 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:55:18,644 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:55:18,644 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:55:18,644 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:55:18,645 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:55:18,645 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:55:18,645 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:55:18,645 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:55:18,645 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:55:18,645 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:55:18,645 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:55:18,645 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:55:18,645 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:55:18,646 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:55:18,646 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:55:18,646 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:55:18,646 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:55:18,646 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:55:18,646 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:55:18,646 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_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm 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 -> e3d3e405a2d3cb3ab8b02ed87788ef59412b7b81517118cc37c044f334087868 [2024-11-13 20:55:18,947 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:55:18,955 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:55:18,957 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:55:18,958 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:55:18,959 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:55:18,960 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/mix036.oepc.i Unable to find full path for "g++" [2024-11-13 20:55:21,053 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:55:21,405 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:55:21,406 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/sv-benchmarks/c/pthread-wmm/mix036.oepc.i [2024-11-13 20:55:21,421 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm/data/ed05da99a/ea7faa6f48074fffbb29dd8f947386d1/FLAG0c91a2829 [2024-11-13 20:55:21,444 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm/data/ed05da99a/ea7faa6f48074fffbb29dd8f947386d1 [2024-11-13 20:55:21,447 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:55:21,449 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:55:21,452 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:55:21,452 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:55:21,462 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:55:21,463 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:55:21" (1/1) ... [2024-11-13 20:55:21,464 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e3937bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:21, skipping insertion in model container [2024-11-13 20:55:21,466 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:55:21" (1/1) ... [2024-11-13 20:55:21,516 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:55:21,720 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_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/sv-benchmarks/c/pthread-wmm/mix036.oepc.i[945,958] [2024-11-13 20:55:22,004 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:55:22,015 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:55:22,027 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_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/sv-benchmarks/c/pthread-wmm/mix036.oepc.i[945,958] [2024-11-13 20:55:22,140 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:55:22,190 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:55:22,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:22 WrapperNode [2024-11-13 20:55:22,191 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:55:22,193 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:55:22,193 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:55:22,193 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:55:22,199 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:22" (1/1) ... [2024-11-13 20:55:22,222 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:22" (1/1) ... [2024-11-13 20:55:22,255 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 89 [2024-11-13 20:55:22,256 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:55:22,257 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:55:22,257 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:55:22,258 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:55:22,264 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:22" (1/1) ... [2024-11-13 20:55:22,264 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:22" (1/1) ... [2024-11-13 20:55:22,268 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:22" (1/1) ... [2024-11-13 20:55:22,268 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:22" (1/1) ... [2024-11-13 20:55:22,286 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:22" (1/1) ... [2024-11-13 20:55:22,291 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:22" (1/1) ... [2024-11-13 20:55:22,293 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:22" (1/1) ... [2024-11-13 20:55:22,294 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:22" (1/1) ... [2024-11-13 20:55:22,301 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:55:22,301 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:55:22,301 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:55:22,302 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:55:22,310 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:22" (1/1) ... [2024-11-13 20:55:22,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:55:22,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:55:22,347 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:55:22,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:55:22,376 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:55:22,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:55:22,376 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 20:55:22,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:55:22,376 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 20:55:22,376 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 20:55:22,376 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 20:55:22,376 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 20:55:22,376 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 20:55:22,376 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 20:55:22,377 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-13 20:55:22,377 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-13 20:55:22,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:55:22,377 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 20:55:22,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:55:22,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:55:22,378 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 20:55:22,506 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:55:22,508 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:55:22,942 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 20:55:22,942 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:55:23,139 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: ~b$r_buff1_thd0~0 := (if 0 == ~b$r_buff0_thd0~0 % 256 then 0 else 1);~b$r_buff1_thd1~0 := (if 0 == ~b$r_buff0_thd1~0 % 256 then 0 else 1);~b$r_buff1_thd2~0 := (if 0 == ~b$r_buff0_thd2~0 % 256 then 0 else 1);~b$r_buff1_thd3~0 := (if 0 == ~b$r_buff0_thd3~0 % 256 then 0 else 1);~b$r_buff1_thd4~0 := (if 0 == ~b$r_buff0_thd4~0 % 256 then 0 else 1);~b$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2024-11-13 20:55:23,148 INFO L158 Benchmark]: Toolchain (without parser) took 1696.98ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 73.7MB in the end (delta: 17.7MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. [2024-11-13 20:55:23,151 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:55:23,151 INFO L158 Benchmark]: CACSL2BoogieTranslator took 740.47ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 66.8MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:55:23,152 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.25ms. Allocated memory is still 117.4MB. Free memory was 66.8MB in the beginning and 64.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:55:23,152 INFO L158 Benchmark]: Boogie Preprocessor took 43.45ms. Allocated memory is still 117.4MB. Free memory was 64.8MB in the beginning and 63.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:55:23,152 INFO L158 Benchmark]: RCFGBuilder took 843.15ms. Allocated memory is still 117.4MB. Free memory was 63.1MB in the beginning and 73.7MB in the end (delta: -10.6MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2024-11-13 20:55:23,154 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 740.47ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 66.8MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.25ms. Allocated memory is still 117.4MB. Free memory was 66.8MB in the beginning and 64.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.45ms. Allocated memory is still 117.4MB. Free memory was 64.8MB in the beginning and 63.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 843.15ms. Allocated memory is still 117.4MB. Free memory was 63.1MB in the beginning and 73.7MB in the end (delta: -10.6MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~b$r_buff1_thd0~0 := (if 0 == ~b$r_buff0_thd0~0 % 256 then 0 else 1);~b$r_buff1_thd1~0 := (if 0 == ~b$r_buff0_thd1~0 % 256 then 0 else 1);~b$r_buff1_thd2~0 := (if 0 == ~b$r_buff0_thd2~0 % 256 then 0 else 1);~b$r_buff1_thd3~0 := (if 0 == ~b$r_buff0_thd3~0 % 256 then 0 else 1);~b$r_buff1_thd4~0 := (if 0 == ~b$r_buff0_thd4~0 % 256 then 0 else 1);~b$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: ~b$r_buff1_thd0~0 := (if 0 == ~b$r_buff0_thd0~0 % 256 then 0 else 1);~b$r_buff1_thd1~0 := (if 0 == ~b$r_buff0_thd1~0 % 256 then 0 else 1);~b$r_buff1_thd2~0 := (if 0 == ~b$r_buff0_thd2~0 % 256 then 0 else 1);~b$r_buff1_thd3~0 := (if 0 == ~b$r_buff0_thd3~0 % 256 then 0 else 1);~b$r_buff1_thd4~0 := (if 0 == ~b$r_buff0_thd4~0 % 256 then 0 else 1);~b$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. [2024-11-13 20:55:23,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix036.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm --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 e3d3e405a2d3cb3ab8b02ed87788ef59412b7b81517118cc37c044f334087868 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:55:25,734 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:55:25,847 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:55:25,900 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:55:25,901 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:55:25,901 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:55:25,902 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:55:25,902 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:55:25,903 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:55:25,903 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:55:25,903 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:55:25,903 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:55:25,904 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:55:25,904 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:55:25,904 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:55:25,904 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:55:25,904 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:55:25,905 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:55:25,906 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:55:25,906 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:55:25,906 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:55:25,906 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:55:25,906 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:55:25,906 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:55:25,906 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:55:25,906 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:55:25,907 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:25,907 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:55:25,907 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:55:25,907 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:55:25,907 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:55:25,907 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:55:25,907 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:55:25,907 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:55:25,907 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:25,907 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:55:25,907 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_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm 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 -> e3d3e405a2d3cb3ab8b02ed87788ef59412b7b81517118cc37c044f334087868 [2024-11-13 20:55:26,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:55:26,218 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:55:26,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:55:26,221 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:55:26,222 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:55:26,223 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/mix036.oepc.i Unable to find full path for "g++" [2024-11-13 20:55:28,178 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:55:28,565 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:55:28,565 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/sv-benchmarks/c/pthread-wmm/mix036.oepc.i [2024-11-13 20:55:28,585 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm/data/d660bf819/dec932f5424c4ec885eed163ee110195/FLAGf35accf56 [2024-11-13 20:55:28,610 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm/data/d660bf819/dec932f5424c4ec885eed163ee110195 [2024-11-13 20:55:28,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:55:28,615 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:55:28,619 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:55:28,619 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:55:28,628 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:55:28,629 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:55:28" (1/1) ... [2024-11-13 20:55:28,630 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fe70e5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:28, skipping insertion in model container [2024-11-13 20:55:28,631 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:55:28" (1/1) ... [2024-11-13 20:55:28,682 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:55:28,892 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_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/sv-benchmarks/c/pthread-wmm/mix036.oepc.i[945,958] [2024-11-13 20:55:29,134 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:55:29,149 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:55:29,161 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_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/sv-benchmarks/c/pthread-wmm/mix036.oepc.i[945,958] [2024-11-13 20:55:29,216 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:55:29,265 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:55:29,266 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:29 WrapperNode [2024-11-13 20:55:29,266 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:55:29,267 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:55:29,267 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:55:29,267 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:55:29,274 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:29" (1/1) ... [2024-11-13 20:55:29,290 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:29" (1/1) ... [2024-11-13 20:55:29,310 INFO L138 Inliner]: procedures = 177, calls = 55, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 90 [2024-11-13 20:55:29,311 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:55:29,311 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:55:29,311 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:55:29,311 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:55:29,323 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:29" (1/1) ... [2024-11-13 20:55:29,323 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:29" (1/1) ... [2024-11-13 20:55:29,327 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:29" (1/1) ... [2024-11-13 20:55:29,328 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:29" (1/1) ... [2024-11-13 20:55:29,347 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:29" (1/1) ... [2024-11-13 20:55:29,349 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:29" (1/1) ... [2024-11-13 20:55:29,352 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:29" (1/1) ... [2024-11-13 20:55:29,354 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:29" (1/1) ... [2024-11-13 20:55:29,358 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:55:29,358 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:55:29,359 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:55:29,359 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:55:29,360 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:29" (1/1) ... [2024-11-13 20:55:29,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:55:29,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:55:29,389 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:55:29,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:55:29,414 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:55:29,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:55:29,415 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 20:55:29,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:55:29,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:55:29,415 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 20:55:29,415 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 20:55:29,415 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 20:55:29,415 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 20:55:29,415 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 20:55:29,415 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 20:55:29,415 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-13 20:55:29,415 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-13 20:55:29,415 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 20:55:29,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:55:29,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:55:29,417 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 20:55:29,646 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:55:29,648 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:55:30,093 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 20:55:30,095 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:55:30,296 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: ~b$r_buff1_thd0~0 := (if 0bv8 == ~b$r_buff0_thd0~0 then 0bv8 else 1bv8);~b$r_buff1_thd1~0 := (if 0bv8 == ~b$r_buff0_thd1~0 then 0bv8 else 1bv8);~b$r_buff1_thd2~0 := (if 0bv8 == ~b$r_buff0_thd2~0 then 0bv8 else 1bv8);~b$r_buff1_thd3~0 := (if 0bv8 == ~b$r_buff0_thd3~0 then 0bv8 else 1bv8);~b$r_buff1_thd4~0 := (if 0bv8 == ~b$r_buff0_thd4~0 then 0bv8 else 1bv8);~b$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:55:30,302 INFO L158 Benchmark]: Toolchain (without parser) took 1686.58ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 54.9MB in the end (delta: 35.9MB). Peak memory consumption was 55.5MB. Max. memory is 16.1GB. [2024-11-13 20:55:30,305 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:55:30,305 INFO L158 Benchmark]: CACSL2BoogieTranslator took 647.64ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 66.0MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:55:30,305 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.90ms. Allocated memory is still 117.4MB. Free memory was 66.0MB in the beginning and 64.1MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:55:30,307 INFO L158 Benchmark]: Boogie Preprocessor took 46.49ms. Allocated memory is still 117.4MB. Free memory was 64.1MB in the beginning and 62.0MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:55:30,307 INFO L158 Benchmark]: RCFGBuilder took 942.32ms. Allocated memory is still 117.4MB. Free memory was 61.9MB in the beginning and 54.9MB in the end (delta: 6.9MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2024-11-13 20:55:30,309 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 647.64ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 66.0MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.90ms. Allocated memory is still 117.4MB. Free memory was 66.0MB in the beginning and 64.1MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 46.49ms. Allocated memory is still 117.4MB. Free memory was 64.1MB in the beginning and 62.0MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 942.32ms. Allocated memory is still 117.4MB. Free memory was 61.9MB in the beginning and 54.9MB in the end (delta: 6.9MB). Peak memory consumption was 30.3MB. 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: ~b$r_buff1_thd0~0 := (if 0bv8 == ~b$r_buff0_thd0~0 then 0bv8 else 1bv8);~b$r_buff1_thd1~0 := (if 0bv8 == ~b$r_buff0_thd1~0 then 0bv8 else 1bv8);~b$r_buff1_thd2~0 := (if 0bv8 == ~b$r_buff0_thd2~0 then 0bv8 else 1bv8);~b$r_buff1_thd3~0 := (if 0bv8 == ~b$r_buff0_thd3~0 then 0bv8 else 1bv8);~b$r_buff1_thd4~0 := (if 0bv8 == ~b$r_buff0_thd4~0 then 0bv8 else 1bv8);~b$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~b$r_buff1_thd0~0 := (if 0bv8 == ~b$r_buff0_thd0~0 then 0bv8 else 1bv8);~b$r_buff1_thd1~0 := (if 0bv8 == ~b$r_buff0_thd1~0 then 0bv8 else 1bv8);~b$r_buff1_thd2~0 := (if 0bv8 == ~b$r_buff0_thd2~0 then 0bv8 else 1bv8);~b$r_buff1_thd3~0 := (if 0bv8 == ~b$r_buff0_thd3~0 then 0bv8 else 1bv8);~b$r_buff1_thd4~0 := (if 0bv8 == ~b$r_buff0_thd4~0 then 0bv8 else 1bv8);~b$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. [2024-11-13 20:55:30,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b39771c-b847-4cdd-91ca-7febbdc5ab2e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~b$r_buff1_thd0~0 := (if 0bv8 == ~b$r_buff0_thd0~0 then 0bv8 else 1bv8);~b$r_buff1_thd1~0 := (if 0bv8 == ~b$r_buff0_thd1~0 then 0bv8 else 1bv8);~b$r_buff1_thd2~0 := (if 0bv8 == ~b$r_buff0_thd2~0 then 0bv8 else 1bv8);~b$r_buff1_thd3~0 := (if 0bv8 == ~b$r_buff0_thd3~0 then 0bv8 else 1bv8);~b$r_buff1_thd4~0 := (if 0bv8 == ~b$r_buff0_thd4~0 then 0bv8 else 1bv8);~b$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?