./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix020.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f84abe-c4b8-4a55-9034-959e55c8a965/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f84abe-c4b8-4a55-9034-959e55c8a965/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_07f84abe-c4b8-4a55-9034-959e55c8a965/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f84abe-c4b8-4a55-9034-959e55c8a965/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix020.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f84abe-c4b8-4a55-9034-959e55c8a965/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_07f84abe-c4b8-4a55-9034-959e55c8a965/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 b3c17f675455332f72f7dc385a60a0aa293a9aeb1dd45189023ae89322443476 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:21:27,200 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:21:27,271 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f84abe-c4b8-4a55-9034-959e55c8a965/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:21:27,275 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:21:27,275 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:21:27,320 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:21:27,321 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:21:27,321 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:21:27,322 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:21:27,322 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:21:27,323 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:21:27,323 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:21:27,323 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:21:27,324 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:21:27,324 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:21:27,324 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:21:27,325 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:21:27,325 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:21:27,329 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:21:27,329 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:21:27,329 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:21:27,330 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:21:27,330 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:21:27,331 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:21:27,331 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:21:27,331 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:21:27,331 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:21:27,332 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:21:27,332 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:21:27,332 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:21:27,333 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:21:27,333 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:21:27,333 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:21:27,334 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_07f84abe-c4b8-4a55-9034-959e55c8a965/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f84abe-c4b8-4a55-9034-959e55c8a965/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3c17f675455332f72f7dc385a60a0aa293a9aeb1dd45189023ae89322443476 [2024-11-08 22:21:27,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:21:27,635 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:21:27,638 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:21:27,640 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:21:27,641 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:21:27,642 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f84abe-c4b8-4a55-9034-959e55c8a965/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix020.opt.i Unable to find full path for "g++" [2024-11-08 22:21:29,754 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:21:29,994 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:21:29,995 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f84abe-c4b8-4a55-9034-959e55c8a965/sv-benchmarks/c/pthread-wmm/mix020.opt.i [2024-11-08 22:21:30,016 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f84abe-c4b8-4a55-9034-959e55c8a965/bin/ukojak-verify-ImItNfHLgk/data/ed65c6df8/d46aa994bc464941b0ae53404e2ef810/FLAG9ea7bc4ca [2024-11-08 22:21:30,333 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f84abe-c4b8-4a55-9034-959e55c8a965/bin/ukojak-verify-ImItNfHLgk/data/ed65c6df8/d46aa994bc464941b0ae53404e2ef810 [2024-11-08 22:21:30,336 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:21:30,338 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:21:30,339 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:21:30,339 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:21:30,345 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:21:30,346 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:21:30" (1/1) ... [2024-11-08 22:21:30,347 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cbad9a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:30, skipping insertion in model container [2024-11-08 22:21:30,347 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:21:30" (1/1) ... [2024-11-08 22:21:30,405 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:21:30,604 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_07f84abe-c4b8-4a55-9034-959e55c8a965/sv-benchmarks/c/pthread-wmm/mix020.opt.i[944,957] [2024-11-08 22:21:30,965 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:21:30,987 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:21:31,001 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_07f84abe-c4b8-4a55-9034-959e55c8a965/sv-benchmarks/c/pthread-wmm/mix020.opt.i[944,957] [2024-11-08 22:21:31,092 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:21:31,147 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:21:31,148 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:31 WrapperNode [2024-11-08 22:21:31,148 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:21:31,149 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:21:31,149 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:21:31,150 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:21:31,158 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:31" (1/1) ... [2024-11-08 22:21:31,182 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:31" (1/1) ... [2024-11-08 22:21:31,238 INFO L138 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 87 [2024-11-08 22:21:31,239 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:21:31,240 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:21:31,240 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:21:31,240 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:21:31,268 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:31" (1/1) ... [2024-11-08 22:21:31,268 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:31" (1/1) ... [2024-11-08 22:21:31,277 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:31" (1/1) ... [2024-11-08 22:21:31,278 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:31" (1/1) ... [2024-11-08 22:21:31,293 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:31" (1/1) ... [2024-11-08 22:21:31,295 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:31" (1/1) ... [2024-11-08 22:21:31,302 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:31" (1/1) ... [2024-11-08 22:21:31,304 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:31" (1/1) ... [2024-11-08 22:21:31,311 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:21:31,315 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:21:31,315 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:21:31,315 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:21:31,316 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:31" (1/1) ... [2024-11-08 22:21:31,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:21:31,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f84abe-c4b8-4a55-9034-959e55c8a965/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:21:31,395 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f84abe-c4b8-4a55-9034-959e55c8a965/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:21:31,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f84abe-c4b8-4a55-9034-959e55c8a965/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:21:31,431 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:21:31,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:21:31,432 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:21:31,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:21:31,432 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 22:21:31,432 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 22:21:31,433 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 22:21:31,433 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 22:21:31,433 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 22:21:31,433 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 22:21:31,433 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-08 22:21:31,433 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-08 22:21:31,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:21:31,434 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:21:31,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:21:31,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:21:31,437 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 22:21:31,630 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:21:31,633 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:21:32,033 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:21:32,034 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:21:32,219 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := (if 0 == ~z$r_buff0_thd0~0 % 256 then 0 else 1);~z$r_buff1_thd1~0 := (if 0 == ~z$r_buff0_thd1~0 % 256 then 0 else 1);~z$r_buff1_thd2~0 := (if 0 == ~z$r_buff0_thd2~0 % 256 then 0 else 1);~z$r_buff1_thd3~0 := (if 0 == ~z$r_buff0_thd3~0 % 256 then 0 else 1);~z$r_buff1_thd4~0 := (if 0 == ~z$r_buff0_thd4~0 % 256 then 0 else 1);~z$r_buff0_thd4~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 22:21:32,223 INFO L158 Benchmark]: Toolchain (without parser) took 1884.93ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 68.3MB in the end (delta: 35.0MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. [2024-11-08 22:21:32,224 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 104.9MB. Free memory is still 53.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:21:32,224 INFO L158 Benchmark]: CACSL2BoogieTranslator took 809.45ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 75.9MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-08 22:21:32,225 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.95ms. Allocated memory is still 142.6MB. Free memory was 75.9MB in the beginning and 115.5MB in the end (delta: -39.6MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2024-11-08 22:21:32,226 INFO L158 Benchmark]: Boogie Preprocessor took 74.68ms. Allocated memory is still 142.6MB. Free memory was 115.5MB in the beginning and 113.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:21:32,226 INFO L158 Benchmark]: RCFGBuilder took 906.51ms. Allocated memory is still 142.6MB. Free memory was 113.2MB in the beginning and 68.3MB in the end (delta: 44.9MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-11-08 22:21:32,229 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 104.9MB. Free memory is still 53.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 809.45ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 75.9MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.95ms. Allocated memory is still 142.6MB. Free memory was 75.9MB in the beginning and 115.5MB in the end (delta: -39.6MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.68ms. Allocated memory is still 142.6MB. Free memory was 115.5MB in the beginning and 113.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 906.51ms. Allocated memory is still 142.6MB. Free memory was 113.2MB in the beginning and 68.3MB in the end (delta: 44.9MB). Peak memory consumption was 44.0MB. 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: ~z$r_buff1_thd0~0 := (if 0 == ~z$r_buff0_thd0~0 % 256 then 0 else 1);~z$r_buff1_thd1~0 := (if 0 == ~z$r_buff0_thd1~0 % 256 then 0 else 1);~z$r_buff1_thd2~0 := (if 0 == ~z$r_buff0_thd2~0 % 256 then 0 else 1);~z$r_buff1_thd3~0 := (if 0 == ~z$r_buff0_thd3~0 % 256 then 0 else 1);~z$r_buff1_thd4~0 := (if 0 == ~z$r_buff0_thd4~0 % 256 then 0 else 1);~z$r_buff0_thd4~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := (if 0 == ~z$r_buff0_thd0~0 % 256 then 0 else 1);~z$r_buff1_thd1~0 := (if 0 == ~z$r_buff0_thd1~0 % 256 then 0 else 1);~z$r_buff1_thd2~0 := (if 0 == ~z$r_buff0_thd2~0 % 256 then 0 else 1);~z$r_buff1_thd3~0 := (if 0 == ~z$r_buff0_thd3~0 % 256 then 0 else 1);~z$r_buff1_thd4~0 := (if 0 == ~z$r_buff0_thd4~0 % 256 then 0 else 1);~z$r_buff0_thd4~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:21:32,262 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f84abe-c4b8-4a55-9034-959e55c8a965/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f84abe-c4b8-4a55-9034-959e55c8a965/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f84abe-c4b8-4a55-9034-959e55c8a965/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_07f84abe-c4b8-4a55-9034-959e55c8a965/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f84abe-c4b8-4a55-9034-959e55c8a965/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix020.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f84abe-c4b8-4a55-9034-959e55c8a965/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_07f84abe-c4b8-4a55-9034-959e55c8a965/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 b3c17f675455332f72f7dc385a60a0aa293a9aeb1dd45189023ae89322443476 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:21:34,808 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:21:34,916 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f84abe-c4b8-4a55-9034-959e55c8a965/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:21:34,957 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:21:34,958 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:21:34,959 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:21:34,959 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:21:34,960 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:21:34,961 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:21:34,961 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:21:34,961 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:21:34,962 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:21:34,962 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:21:34,963 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:21:34,963 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:21:34,963 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:21:34,964 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:21:34,967 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:21:34,968 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:21:34,968 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:21:34,969 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:21:34,972 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:21:34,973 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:21:34,973 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:21:34,973 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:21:34,974 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:21:34,974 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:21:34,975 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:21:34,976 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:21:34,976 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:21:34,977 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:21:34,977 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:21:34,978 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:21:34,978 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:21:34,978 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:21:34,978 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:21:34,979 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_07f84abe-c4b8-4a55-9034-959e55c8a965/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f84abe-c4b8-4a55-9034-959e55c8a965/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3c17f675455332f72f7dc385a60a0aa293a9aeb1dd45189023ae89322443476 [2024-11-08 22:21:35,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:21:35,451 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:21:35,455 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:21:35,457 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:21:35,458 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:21:35,459 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f84abe-c4b8-4a55-9034-959e55c8a965/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix020.opt.i Unable to find full path for "g++" [2024-11-08 22:21:37,508 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:21:37,883 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:21:37,884 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f84abe-c4b8-4a55-9034-959e55c8a965/sv-benchmarks/c/pthread-wmm/mix020.opt.i [2024-11-08 22:21:37,906 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f84abe-c4b8-4a55-9034-959e55c8a965/bin/ukojak-verify-ImItNfHLgk/data/d63b28453/d546d5fedcd14c3d9a581342055d50b1/FLAGb968939da [2024-11-08 22:21:37,932 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f84abe-c4b8-4a55-9034-959e55c8a965/bin/ukojak-verify-ImItNfHLgk/data/d63b28453/d546d5fedcd14c3d9a581342055d50b1 [2024-11-08 22:21:37,935 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:21:37,936 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:21:37,939 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:21:37,940 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:21:37,945 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:21:37,946 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:21:37" (1/1) ... [2024-11-08 22:21:37,947 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12666959 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:37, skipping insertion in model container [2024-11-08 22:21:37,948 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:21:37" (1/1) ... [2024-11-08 22:21:38,012 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:21:38,328 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_07f84abe-c4b8-4a55-9034-959e55c8a965/sv-benchmarks/c/pthread-wmm/mix020.opt.i[944,957] [2024-11-08 22:21:38,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:21:38,678 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:21:38,693 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_07f84abe-c4b8-4a55-9034-959e55c8a965/sv-benchmarks/c/pthread-wmm/mix020.opt.i[944,957] [2024-11-08 22:21:38,775 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:21:38,839 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:21:38,840 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:38 WrapperNode [2024-11-08 22:21:38,840 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:21:38,841 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:21:38,842 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:21:38,842 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:21:38,851 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:38" (1/1) ... [2024-11-08 22:21:38,882 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:38" (1/1) ... [2024-11-08 22:21:38,928 INFO L138 Inliner]: procedures = 177, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 88 [2024-11-08 22:21:38,928 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:21:38,929 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:21:38,931 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:21:38,931 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:21:38,943 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:38" (1/1) ... [2024-11-08 22:21:38,943 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:38" (1/1) ... [2024-11-08 22:21:38,949 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:38" (1/1) ... [2024-11-08 22:21:38,949 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:38" (1/1) ... [2024-11-08 22:21:38,968 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:38" (1/1) ... [2024-11-08 22:21:38,970 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:38" (1/1) ... [2024-11-08 22:21:38,977 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:38" (1/1) ... [2024-11-08 22:21:38,979 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:38" (1/1) ... [2024-11-08 22:21:38,986 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:21:38,987 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:21:38,988 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:21:38,988 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:21:38,988 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:38" (1/1) ... [2024-11-08 22:21:38,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:21:39,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f84abe-c4b8-4a55-9034-959e55c8a965/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:21:39,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f84abe-c4b8-4a55-9034-959e55c8a965/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:21:39,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f84abe-c4b8-4a55-9034-959e55c8a965/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:21:39,090 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:21:39,091 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:21:39,092 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:21:39,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:21:39,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:21:39,092 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 22:21:39,093 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 22:21:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 22:21:39,093 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 22:21:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 22:21:39,094 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 22:21:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-08 22:21:39,094 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-08 22:21:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:21:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:21:39,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:21:39,096 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 22:21:39,291 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:21:39,294 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:21:39,796 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:21:39,796 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:21:39,985 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := (if 0bv8 == ~z$r_buff0_thd0~0 then 0bv8 else 1bv8);~z$r_buff1_thd1~0 := (if 0bv8 == ~z$r_buff0_thd1~0 then 0bv8 else 1bv8);~z$r_buff1_thd2~0 := (if 0bv8 == ~z$r_buff0_thd2~0 then 0bv8 else 1bv8);~z$r_buff1_thd3~0 := (if 0bv8 == ~z$r_buff0_thd3~0 then 0bv8 else 1bv8);~z$r_buff1_thd4~0 := (if 0bv8 == ~z$r_buff0_thd4~0 then 0bv8 else 1bv8);~z$r_buff0_thd4~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 22:21:39,992 INFO L158 Benchmark]: Toolchain (without parser) took 2054.75ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 43.9MB in the beginning and 55.7MB in the end (delta: -11.8MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2024-11-08 22:21:39,992 INFO L158 Benchmark]: CDTParser took 0.84ms. Allocated memory is still 69.2MB. Free memory was 44.8MB in the beginning and 44.7MB in the end (delta: 89.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:21:39,993 INFO L158 Benchmark]: CACSL2BoogieTranslator took 901.99ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 43.7MB in the beginning and 50.2MB in the end (delta: -6.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:21:39,994 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.20ms. Allocated memory is still 88.1MB. Free memory was 50.2MB in the beginning and 48.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:21:39,995 INFO L158 Benchmark]: Boogie Preprocessor took 57.64ms. Allocated memory is still 88.1MB. Free memory was 48.0MB in the beginning and 45.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:21:39,995 INFO L158 Benchmark]: RCFGBuilder took 1002.52ms. Allocated memory is still 88.1MB. Free memory was 45.2MB in the beginning and 55.7MB in the end (delta: -10.4MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2024-11-08 22:21:40,002 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.84ms. Allocated memory is still 69.2MB. Free memory was 44.8MB in the beginning and 44.7MB in the end (delta: 89.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 901.99ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 43.7MB in the beginning and 50.2MB in the end (delta: -6.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.20ms. Allocated memory is still 88.1MB. Free memory was 50.2MB in the beginning and 48.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.64ms. Allocated memory is still 88.1MB. Free memory was 48.0MB in the beginning and 45.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1002.52ms. Allocated memory is still 88.1MB. Free memory was 45.2MB in the beginning and 55.7MB in the end (delta: -10.4MB). Peak memory consumption was 10.3MB. 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: ~z$r_buff1_thd0~0 := (if 0bv8 == ~z$r_buff0_thd0~0 then 0bv8 else 1bv8);~z$r_buff1_thd1~0 := (if 0bv8 == ~z$r_buff0_thd1~0 then 0bv8 else 1bv8);~z$r_buff1_thd2~0 := (if 0bv8 == ~z$r_buff0_thd2~0 then 0bv8 else 1bv8);~z$r_buff1_thd3~0 := (if 0bv8 == ~z$r_buff0_thd3~0 then 0bv8 else 1bv8);~z$r_buff1_thd4~0 := (if 0bv8 == ~z$r_buff0_thd4~0 then 0bv8 else 1bv8);~z$r_buff0_thd4~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := (if 0bv8 == ~z$r_buff0_thd0~0 then 0bv8 else 1bv8);~z$r_buff1_thd1~0 := (if 0bv8 == ~z$r_buff0_thd1~0 then 0bv8 else 1bv8);~z$r_buff1_thd2~0 := (if 0bv8 == ~z$r_buff0_thd2~0 then 0bv8 else 1bv8);~z$r_buff1_thd3~0 := (if 0bv8 == ~z$r_buff0_thd3~0 then 0bv8 else 1bv8);~z$r_buff1_thd4~0 := (if 0bv8 == ~z$r_buff0_thd4~0 then 0bv8 else 1bv8);~z$r_buff0_thd4~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:21:40,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f84abe-c4b8-4a55-9034-959e55c8a965/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: ~z$r_buff1_thd0~0 := (if 0bv8 == ~z$r_buff0_thd0~0 then 0bv8 else 1bv8);~z$r_buff1_thd1~0 := (if 0bv8 == ~z$r_buff0_thd1~0 then 0bv8 else 1bv8);~z$r_buff1_thd2~0 := (if 0bv8 == ~z$r_buff0_thd2~0 then 0bv8 else 1bv8);~z$r_buff1_thd3~0 := (if 0bv8 == ~z$r_buff0_thd3~0 then 0bv8 else 1bv8);~z$r_buff1_thd4~0 := (if 0bv8 == ~z$r_buff0_thd4~0 then 0bv8 else 1bv8);~z$r_buff0_thd4~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?