./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 10a668ec1ea7995e15ba3bf7e664e16993ba1d6d90153ec7cf305acc426b53b6 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:38:49,174 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:38:49,276 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:38:49,282 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:38:49,283 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:38:49,323 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:38:49,325 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:38:49,326 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:38:49,327 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:38:49,330 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:38:49,330 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:38:49,331 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:38:49,331 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:38:49,331 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:38:49,332 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:38:49,332 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:38:49,336 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:38:49,337 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:38:49,337 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:38:49,337 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:38:49,337 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:38:49,338 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:38:49,338 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:38:49,338 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:38:49,339 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:38:49,339 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:38:49,339 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:38:49,339 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:38:49,340 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:38:49,340 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:38:49,340 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:38:49,340 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:38:49,341 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:38:49,341 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10a668ec1ea7995e15ba3bf7e664e16993ba1d6d90153ec7cf305acc426b53b6 [2024-11-08 23:38:49,684 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:38:49,716 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:38:49,719 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:38:49,721 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:38:49,722 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:38:49,723 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.i Unable to find full path for "g++" [2024-11-08 23:38:51,748 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:38:51,989 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:38:51,990 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.i [2024-11-08 23:38:52,012 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk/data/40c18d1cb/b899196da10c4952a2ff96f6842225b3/FLAGec5f46155 [2024-11-08 23:38:52,307 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk/data/40c18d1cb/b899196da10c4952a2ff96f6842225b3 [2024-11-08 23:38:52,310 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:38:52,311 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:38:52,313 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:38:52,313 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:38:52,322 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:38:52,323 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:38:52" (1/1) ... [2024-11-08 23:38:52,326 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b857bbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:52, skipping insertion in model container [2024-11-08 23:38:52,326 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:38:52" (1/1) ... [2024-11-08 23:38:52,373 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:38:52,575 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_92631c62-695f-4c3d-8698-319c89590f67/sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.i[959,972] [2024-11-08 23:38:52,955 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:38:52,973 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:38:52,989 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_92631c62-695f-4c3d-8698-319c89590f67/sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.i[959,972] [2024-11-08 23:38:53,045 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:38:53,092 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:38:53,093 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:53 WrapperNode [2024-11-08 23:38:53,093 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:38:53,094 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:38:53,094 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:38:53,095 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:38:53,104 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:53" (1/1) ... [2024-11-08 23:38:53,125 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:53" (1/1) ... [2024-11-08 23:38:53,154 INFO L138 Inliner]: procedures = 175, calls = 42, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 94 [2024-11-08 23:38:53,154 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:38:53,155 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:38:53,155 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:38:53,156 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:38:53,167 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:53" (1/1) ... [2024-11-08 23:38:53,167 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:53" (1/1) ... [2024-11-08 23:38:53,171 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:53" (1/1) ... [2024-11-08 23:38:53,171 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:53" (1/1) ... [2024-11-08 23:38:53,179 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:53" (1/1) ... [2024-11-08 23:38:53,181 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:53" (1/1) ... [2024-11-08 23:38:53,184 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:53" (1/1) ... [2024-11-08 23:38:53,185 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:53" (1/1) ... [2024-11-08 23:38:53,189 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:38:53,190 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:38:53,190 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:38:53,190 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:38:53,191 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:53" (1/1) ... [2024-11-08 23:38:53,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:38:53,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:38:53,241 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:38:53,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:38:53,286 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:38:53,286 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:38:53,286 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 23:38:53,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:38:53,287 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 23:38:53,288 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 23:38:53,288 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 23:38:53,288 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 23:38:53,289 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 23:38:53,290 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 23:38:53,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:38:53,290 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 23:38:53,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:38:53,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:38:53,293 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 23:38:53,502 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:38:53,504 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:38:53,911 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 23:38:53,912 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:38:54,161 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: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff1_thd3~0 := (if 0 == ~x$r_buff0_thd3~0 % 256 then 0 else 1);~x$r_buff0_thd2~0 := 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 23:38:54,170 INFO L158 Benchmark]: Toolchain (without parser) took 1857.95ms. Allocated memory is still 151.0MB. Free memory was 113.5MB in the beginning and 102.2MB in the end (delta: 11.3MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2024-11-08 23:38:54,174 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 151.0MB. Free memory was 125.1MB in the beginning and 124.9MB in the end (delta: 153.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:38:54,175 INFO L158 Benchmark]: CACSL2BoogieTranslator took 780.40ms. Allocated memory is still 151.0MB. Free memory was 113.0MB in the beginning and 87.2MB in the end (delta: 25.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-08 23:38:54,176 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.44ms. Allocated memory is still 151.0MB. Free memory was 87.2MB in the beginning and 84.6MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:38:54,177 INFO L158 Benchmark]: Boogie Preprocessor took 34.01ms. Allocated memory is still 151.0MB. Free memory was 84.6MB in the beginning and 82.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:38:54,178 INFO L158 Benchmark]: RCFGBuilder took 978.38ms. Allocated memory is still 151.0MB. Free memory was 82.0MB in the beginning and 102.2MB in the end (delta: -20.1MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. [2024-11-08 23:38:54,182 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 151.0MB. Free memory was 125.1MB in the beginning and 124.9MB in the end (delta: 153.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 780.40ms. Allocated memory is still 151.0MB. Free memory was 113.0MB in the beginning and 87.2MB in the end (delta: 25.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.44ms. Allocated memory is still 151.0MB. Free memory was 87.2MB in the beginning and 84.6MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.01ms. Allocated memory is still 151.0MB. Free memory was 84.6MB in the beginning and 82.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 978.38ms. Allocated memory is still 151.0MB. Free memory was 82.0MB in the beginning and 102.2MB in the end (delta: -20.1MB). Peak memory consumption was 33.5MB. 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: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff1_thd3~0 := (if 0 == ~x$r_buff0_thd3~0 % 256 then 0 else 1);~x$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff1_thd3~0 := (if 0 == ~x$r_buff0_thd3~0 % 256 then 0 else 1);~x$r_buff0_thd2~0 := 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. [2024-11-08 23:38:54,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 10a668ec1ea7995e15ba3bf7e664e16993ba1d6d90153ec7cf305acc426b53b6 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:38:56,801 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:38:56,907 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:38:56,956 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:38:56,956 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:38:56,957 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:38:56,958 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:38:56,958 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:38:56,959 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:38:56,959 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:38:56,960 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:38:56,960 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:38:56,961 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:38:56,961 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:38:56,962 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:38:56,962 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:38:56,962 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:38:56,963 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:38:56,963 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:38:56,964 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:38:56,964 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:38:56,965 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:38:56,965 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:38:56,966 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:38:56,966 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:38:56,966 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:38:56,967 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:38:56,967 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:38:56,968 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:38:56,968 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:38:56,969 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:38:56,969 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:38:56,969 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:38:56,970 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:38:56,970 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:38:56,971 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:38:56,971 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10a668ec1ea7995e15ba3bf7e664e16993ba1d6d90153ec7cf305acc426b53b6 [2024-11-08 23:38:57,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:38:57,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:38:57,384 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:38:57,387 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:38:57,389 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:38:57,391 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.i Unable to find full path for "g++" [2024-11-08 23:38:59,512 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:38:59,869 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:38:59,869 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.i [2024-11-08 23:38:59,896 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk/data/b4640a0b8/fd47f79510cc4a3a9cbfacc13912d728/FLAG798fe618f [2024-11-08 23:39:00,085 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk/data/b4640a0b8/fd47f79510cc4a3a9cbfacc13912d728 [2024-11-08 23:39:00,088 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:39:00,090 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:39:00,092 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:39:00,094 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:39:00,099 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:39:00,102 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:39:00" (1/1) ... [2024-11-08 23:39:00,104 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@327d663d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:00, skipping insertion in model container [2024-11-08 23:39:00,104 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:39:00" (1/1) ... [2024-11-08 23:39:00,176 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:39:00,430 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_92631c62-695f-4c3d-8698-319c89590f67/sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.i[959,972] [2024-11-08 23:39:00,660 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:39:00,684 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:39:00,700 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_92631c62-695f-4c3d-8698-319c89590f67/sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.i[959,972] [2024-11-08 23:39:00,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:39:00,821 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:39:00,822 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:00 WrapperNode [2024-11-08 23:39:00,822 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:39:00,823 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:39:00,823 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:39:00,823 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:39:00,831 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:00" (1/1) ... [2024-11-08 23:39:00,859 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:00" (1/1) ... [2024-11-08 23:39:00,901 INFO L138 Inliner]: procedures = 176, calls = 42, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 95 [2024-11-08 23:39:00,901 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:39:00,902 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:39:00,902 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:39:00,902 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:39:00,918 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:00" (1/1) ... [2024-11-08 23:39:00,918 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:00" (1/1) ... [2024-11-08 23:39:00,921 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:00" (1/1) ... [2024-11-08 23:39:00,924 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:00" (1/1) ... [2024-11-08 23:39:00,940 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:00" (1/1) ... [2024-11-08 23:39:00,942 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:00" (1/1) ... [2024-11-08 23:39:00,949 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:00" (1/1) ... [2024-11-08 23:39:00,954 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:00" (1/1) ... [2024-11-08 23:39:00,959 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:39:00,960 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:39:00,960 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:39:00,961 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:39:00,964 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:00" (1/1) ... [2024-11-08 23:39:00,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:39:00,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:39:01,011 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:39:01,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:39:01,048 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:39:01,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:39:01,049 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 23:39:01,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:39:01,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:39:01,050 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 23:39:01,050 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 23:39:01,050 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 23:39:01,050 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 23:39:01,050 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 23:39:01,050 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 23:39:01,051 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 23:39:01,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:39:01,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:39:01,053 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 23:39:01,221 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:39:01,225 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:39:01,646 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 23:39:01,647 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:39:01,858 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: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd2~0 := 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 23:39:01,865 INFO L158 Benchmark]: Toolchain (without parser) took 1774.18ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 54.6MB in the beginning and 34.9MB in the end (delta: 19.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-11-08 23:39:01,866 INFO L158 Benchmark]: CDTParser took 0.75ms. Allocated memory is still 77.6MB. Free memory was 53.4MB in the beginning and 53.3MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:39:01,867 INFO L158 Benchmark]: CACSL2BoogieTranslator took 729.85ms. Allocated memory is still 77.6MB. Free memory was 54.6MB in the beginning and 49.1MB in the end (delta: 5.5MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2024-11-08 23:39:01,868 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.63ms. Allocated memory is still 77.6MB. Free memory was 49.1MB in the beginning and 46.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:39:01,869 INFO L158 Benchmark]: Boogie Preprocessor took 57.56ms. Allocated memory is still 77.6MB. Free memory was 46.4MB in the beginning and 44.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:39:01,871 INFO L158 Benchmark]: RCFGBuilder took 902.80ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 44.3MB in the beginning and 34.9MB in the end (delta: 9.4MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2024-11-08 23:39:01,875 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.75ms. Allocated memory is still 77.6MB. Free memory was 53.4MB in the beginning and 53.3MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 729.85ms. Allocated memory is still 77.6MB. Free memory was 54.6MB in the beginning and 49.1MB in the end (delta: 5.5MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.63ms. Allocated memory is still 77.6MB. Free memory was 49.1MB in the beginning and 46.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.56ms. Allocated memory is still 77.6MB. Free memory was 46.4MB in the beginning and 44.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 902.80ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 44.3MB in the beginning and 34.9MB in the end (delta: 9.4MB). Peak memory consumption was 27.7MB. 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: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd2~0 := 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. [2024-11-08 23:39:01,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92631c62-695f-4c3d-8698-319c89590f67/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?