./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix037.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix037.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash be02b321ccd6bac38d207cd4c595c173c1a2ce3b705272ff0087ad749834a1ef --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:52:09,294 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:52:09,358 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 02:52:09,362 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:52:09,363 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:52:09,384 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:52:09,385 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:52:09,385 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:52:09,386 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:52:09,386 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:52:09,387 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:52:09,388 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:52:09,388 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:52:09,388 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:52:09,389 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:52:09,389 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:52:09,390 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:52:09,390 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:52:09,391 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:52:09,391 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:52:09,392 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:52:09,392 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:52:09,393 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:52:09,393 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:52:09,394 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:52:09,394 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:52:09,395 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:52:09,395 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:52:09,396 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:52:09,396 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:52:09,397 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:52:09,397 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:52:09,397 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:52:09,397 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_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be02b321ccd6bac38d207cd4c595c173c1a2ce3b705272ff0087ad749834a1ef [2023-12-03 02:52:09,598 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:52:09,619 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:52:09,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:52:09,623 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:52:09,624 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:52:09,625 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/mix037.opt.i [2023-12-03 02:52:12,508 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:52:12,765 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:52:12,766 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/sv-benchmarks/c/pthread-wmm/mix037.opt.i [2023-12-03 02:52:12,783 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9/data/68543dc84/ffcbd351cc9a4fabbfb1a9fab5af91a9/FLAG6557e1d4c [2023-12-03 02:52:13,067 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9/data/68543dc84/ffcbd351cc9a4fabbfb1a9fab5af91a9 [2023-12-03 02:52:13,069 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:52:13,071 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:52:13,072 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:52:13,072 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:52:13,076 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:52:13,076 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:52:13" (1/1) ... [2023-12-03 02:52:13,077 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f59deee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:13, skipping insertion in model container [2023-12-03 02:52:13,078 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:52:13" (1/1) ... [2023-12-03 02:52:13,122 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:52:13,277 WARN L240 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_adb2e8fc-fbf5-4299-8475-df49262a3867/sv-benchmarks/c/pthread-wmm/mix037.opt.i[944,957] [2023-12-03 02:52:13,479 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:52:13,492 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:52:13,506 WARN L240 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_adb2e8fc-fbf5-4299-8475-df49262a3867/sv-benchmarks/c/pthread-wmm/mix037.opt.i[944,957] [2023-12-03 02:52:13,554 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:52:13,590 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:52:13,590 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:52:13,599 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:52:13,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:13 WrapperNode [2023-12-03 02:52:13,600 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:52:13,601 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:52:13,601 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:52:13,601 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:52:13,610 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:13" (1/1) ... [2023-12-03 02:52:13,629 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:13" (1/1) ... [2023-12-03 02:52:13,656 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 104 [2023-12-03 02:52:13,657 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:52:13,658 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:52:13,658 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:52:13,658 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:52:13,668 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:13" (1/1) ... [2023-12-03 02:52:13,668 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:13" (1/1) ... [2023-12-03 02:52:13,673 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:13" (1/1) ... [2023-12-03 02:52:13,673 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:13" (1/1) ... [2023-12-03 02:52:13,684 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:13" (1/1) ... [2023-12-03 02:52:13,710 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:13" (1/1) ... [2023-12-03 02:52:13,713 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:13" (1/1) ... [2023-12-03 02:52:13,715 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:13" (1/1) ... [2023-12-03 02:52:13,719 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:52:13,720 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:52:13,720 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:52:13,721 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:52:13,721 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:13" (1/1) ... [2023-12-03 02:52:13,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:52:13,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:52:13,763 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:52:13,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:52:13,800 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 02:52:13,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 02:52:13,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:52:13,801 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 02:52:13,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:52:13,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:52:13,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:52:13,801 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 02:52:13,802 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 02:52:13,802 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 02:52:13,802 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 02:52:13,802 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 02:52:13,802 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 02:52:13,802 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-12-03 02:52:13,802 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-12-03 02:52:13,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:52:13,803 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 02:52:13,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:52:13,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:52:13,805 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 02:52:13,958 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:52:13,961 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:52:14,258 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:52:14,363 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 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff1_thd3~0 := ~z$r_buff0_thd3~0;~z$r_buff1_thd4~0 := ~z$r_buff0_thd4~0;~z$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.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 02:52:14,368 INFO L158 Benchmark]: Toolchain (without parser) took 1296.77ms. Allocated memory is still 157.3MB. Free memory was 113.8MB in the beginning and 98.0MB in the end (delta: 15.8MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2023-12-03 02:52:14,369 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 104.9MB. Free memory is still 55.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:52:14,370 INFO L158 Benchmark]: CACSL2BoogieTranslator took 528.41ms. Allocated memory is still 157.3MB. Free memory was 113.8MB in the beginning and 90.2MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 02:52:14,370 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.03ms. Allocated memory is still 157.3MB. Free memory was 90.2MB in the beginning and 87.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:52:14,371 INFO L158 Benchmark]: Boogie Preprocessor took 61.97ms. Allocated memory is still 157.3MB. Free memory was 87.7MB in the beginning and 130.2MB in the end (delta: -42.4MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2023-12-03 02:52:14,372 INFO L158 Benchmark]: RCFGBuilder took 646.20ms. Allocated memory is still 157.3MB. Free memory was 130.2MB in the beginning and 98.0MB in the end (delta: 32.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-12-03 02:52:14,375 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 104.9MB. Free memory is still 55.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 528.41ms. Allocated memory is still 157.3MB. Free memory was 113.8MB in the beginning and 90.2MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.03ms. Allocated memory is still 157.3MB. Free memory was 90.2MB in the beginning and 87.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.97ms. Allocated memory is still 157.3MB. Free memory was 87.7MB in the beginning and 130.2MB in the end (delta: -42.4MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * RCFGBuilder took 646.20ms. Allocated memory is still 157.3MB. Free memory was 130.2MB in the beginning and 98.0MB in the end (delta: 32.1MB). Peak memory consumption was 31.5MB. 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: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff1_thd3~0 := ~z$r_buff0_thd3~0;~z$r_buff1_thd4~0 := ~z$r_buff0_thd4~0;~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 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff1_thd3~0 := ~z$r_buff0_thd3~0;~z$r_buff1_thd4~0 := ~z$r_buff0_thd4~0;~z$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.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:52:14,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix037.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash be02b321ccd6bac38d207cd4c595c173c1a2ce3b705272ff0087ad749834a1ef --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:52:16,444 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:52:16,525 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 02:52:16,559 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:52:16,560 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:52:16,561 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:52:16,562 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:52:16,562 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:52:16,563 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:52:16,563 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:52:16,564 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:52:16,564 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:52:16,565 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:52:16,566 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:52:16,566 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:52:16,567 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:52:16,567 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:52:16,568 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:52:16,568 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:52:16,569 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:52:16,569 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:52:16,570 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:52:16,570 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:52:16,571 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:52:16,571 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:52:16,572 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:52:16,572 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:52:16,573 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:52:16,573 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:52:16,574 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:52:16,574 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:52:16,575 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:52:16,575 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:52:16,576 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:52:16,576 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:52:16,576 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:52:16,577 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:52:16,577 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be02b321ccd6bac38d207cd4c595c173c1a2ce3b705272ff0087ad749834a1ef [2023-12-03 02:52:16,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:52:16,888 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:52:16,891 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:52:16,893 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:52:16,893 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:52:16,894 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/mix037.opt.i [2023-12-03 02:52:19,684 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:52:19,976 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:52:19,977 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/sv-benchmarks/c/pthread-wmm/mix037.opt.i [2023-12-03 02:52:19,995 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9/data/bd1bc34aa/07a2a932af5d4bf18e3b1fae1c4febfa/FLAG63dabeb99 [2023-12-03 02:52:20,009 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9/data/bd1bc34aa/07a2a932af5d4bf18e3b1fae1c4febfa [2023-12-03 02:52:20,012 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:52:20,014 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:52:20,016 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:52:20,016 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:52:20,020 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:52:20,021 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:52:20" (1/1) ... [2023-12-03 02:52:20,022 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2670626f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:20, skipping insertion in model container [2023-12-03 02:52:20,023 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:52:20" (1/1) ... [2023-12-03 02:52:20,070 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:52:20,219 WARN L240 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_adb2e8fc-fbf5-4299-8475-df49262a3867/sv-benchmarks/c/pthread-wmm/mix037.opt.i[944,957] [2023-12-03 02:52:20,426 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:52:20,444 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:52:20,458 WARN L240 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_adb2e8fc-fbf5-4299-8475-df49262a3867/sv-benchmarks/c/pthread-wmm/mix037.opt.i[944,957] [2023-12-03 02:52:20,504 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:52:20,546 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:52:20,547 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:52:20,555 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:52:20,556 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:20 WrapperNode [2023-12-03 02:52:20,556 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:52:20,557 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:52:20,557 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:52:20,558 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:52:20,566 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:20" (1/1) ... [2023-12-03 02:52:20,590 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:20" (1/1) ... [2023-12-03 02:52:20,618 INFO L138 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 105 [2023-12-03 02:52:20,619 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:52:20,620 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:52:20,620 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:52:20,620 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:52:20,643 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:20" (1/1) ... [2023-12-03 02:52:20,643 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:20" (1/1) ... [2023-12-03 02:52:20,648 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:20" (1/1) ... [2023-12-03 02:52:20,648 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:20" (1/1) ... [2023-12-03 02:52:20,659 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:20" (1/1) ... [2023-12-03 02:52:20,662 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:20" (1/1) ... [2023-12-03 02:52:20,666 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:20" (1/1) ... [2023-12-03 02:52:20,668 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:20" (1/1) ... [2023-12-03 02:52:20,673 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:52:20,674 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:52:20,674 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:52:20,674 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:52:20,675 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:20" (1/1) ... [2023-12-03 02:52:20,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:52:20,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:52:20,705 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:52:20,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:52:20,743 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 02:52:20,743 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 02:52:20,743 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 02:52:20,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:52:20,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:52:20,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:52:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 02:52:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:52:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 02:52:20,744 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 02:52:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 02:52:20,744 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 02:52:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 02:52:20,745 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 02:52:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-12-03 02:52:20,745 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-12-03 02:52:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 02:52:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:52:20,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:52:20,747 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 02:52:20,912 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:52:20,914 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:52:21,263 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:52:21,356 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 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff1_thd3~0 := ~z$r_buff0_thd3~0;~z$r_buff1_thd4~0 := ~z$r_buff0_thd4~0;~z$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.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 02:52:21,360 INFO L158 Benchmark]: Toolchain (without parser) took 1345.77ms. Allocated memory is still 107.0MB. Free memory was 82.1MB in the beginning and 45.8MB in the end (delta: 36.4MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2023-12-03 02:52:21,361 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 62.9MB. Free memory is still 39.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:52:21,362 INFO L158 Benchmark]: CACSL2BoogieTranslator took 540.70ms. Allocated memory is still 107.0MB. Free memory was 81.8MB in the beginning and 57.5MB in the end (delta: 24.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 02:52:21,362 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.87ms. Allocated memory is still 107.0MB. Free memory was 57.5MB in the beginning and 55.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:52:21,363 INFO L158 Benchmark]: Boogie Preprocessor took 53.47ms. Allocated memory is still 107.0MB. Free memory was 55.0MB in the beginning and 84.1MB in the end (delta: -29.1MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2023-12-03 02:52:21,364 INFO L158 Benchmark]: RCFGBuilder took 684.91ms. Allocated memory is still 107.0MB. Free memory was 83.5MB in the beginning and 45.8MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-12-03 02:52:21,367 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 62.9MB. Free memory is still 39.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 540.70ms. Allocated memory is still 107.0MB. Free memory was 81.8MB in the beginning and 57.5MB in the end (delta: 24.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.87ms. Allocated memory is still 107.0MB. Free memory was 57.5MB in the beginning and 55.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.47ms. Allocated memory is still 107.0MB. Free memory was 55.0MB in the beginning and 84.1MB in the end (delta: -29.1MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * RCFGBuilder took 684.91ms. Allocated memory is still 107.0MB. Free memory was 83.5MB in the beginning and 45.8MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. 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: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff1_thd3~0 := ~z$r_buff0_thd3~0;~z$r_buff1_thd4~0 := ~z$r_buff0_thd4~0;~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 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff1_thd3~0 := ~z$r_buff0_thd3~0;~z$r_buff1_thd4~0 := ~z$r_buff0_thd4~0;~z$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.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:52:21,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e8fc-fbf5-4299-8475-df49262a3867/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff1_thd3~0 := ~z$r_buff0_thd3~0;~z$r_buff1_thd4~0 := ~z$r_buff0_thd4~0;~z$r_buff0_thd4~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?