./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix042.oepc.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_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/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_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix042.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/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_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/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 65b1f643bcee3322b8ab5a998e6338f6065aa9114a28902f0ff5431bd8cb45ea --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:36:48,839 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:36:48,900 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 02:36:48,904 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:36:48,904 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:36:48,926 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:36:48,927 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:36:48,928 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:36:48,928 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:36:48,929 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:36:48,929 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:36:48,930 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:36:48,930 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:36:48,931 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:36:48,931 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:36:48,932 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:36:48,933 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:36:48,933 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:36:48,934 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:36:48,934 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:36:48,935 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:36:48,936 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:36:48,937 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:36:48,937 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:36:48,938 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:36:48,938 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:36:48,939 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:36:48,939 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:36:48,940 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:36:48,940 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:36:48,940 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:36:48,941 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:36:48,941 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:36:48,941 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_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 65b1f643bcee3322b8ab5a998e6338f6065aa9114a28902f0ff5431bd8cb45ea [2023-12-03 02:36:49,138 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:36:49,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:36:49,159 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:36:49,160 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:36:49,160 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:36:49,161 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/mix042.oepc.i [2023-12-03 02:36:51,836 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:36:52,068 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:36:52,069 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/sv-benchmarks/c/pthread-wmm/mix042.oepc.i [2023-12-03 02:36:52,085 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/bin/ukojak-verify-Qdu7aM0XO9/data/6aaf43f4f/48527974f546428bb6fde7cb52c159ed/FLAG31a684c29 [2023-12-03 02:36:52,099 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/bin/ukojak-verify-Qdu7aM0XO9/data/6aaf43f4f/48527974f546428bb6fde7cb52c159ed [2023-12-03 02:36:52,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:36:52,103 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:36:52,105 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:36:52,105 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:36:52,110 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:36:52,110 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:36:52" (1/1) ... [2023-12-03 02:36:52,111 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a97e32a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:52, skipping insertion in model container [2023-12-03 02:36:52,112 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:36:52" (1/1) ... [2023-12-03 02:36:52,162 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:36:52,327 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_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/sv-benchmarks/c/pthread-wmm/mix042.oepc.i[945,958] [2023-12-03 02:36:52,512 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:36:52,523 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:36:52,535 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_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/sv-benchmarks/c/pthread-wmm/mix042.oepc.i[945,958] [2023-12-03 02:36:52,575 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:36:52,607 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:36:52,607 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:36:52,614 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:36:52,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:52 WrapperNode [2023-12-03 02:36:52,615 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:36:52,616 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:36:52,616 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:36:52,616 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:36:52,623 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:52" (1/1) ... [2023-12-03 02:36:52,640 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:52" (1/1) ... [2023-12-03 02:36:52,663 INFO L138 Inliner]: procedures = 176, calls = 58, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 89 [2023-12-03 02:36:52,664 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:36:52,664 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:36:52,664 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:36:52,665 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:36:52,674 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:52" (1/1) ... [2023-12-03 02:36:52,674 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:52" (1/1) ... [2023-12-03 02:36:52,678 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:52" (1/1) ... [2023-12-03 02:36:52,678 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:52" (1/1) ... [2023-12-03 02:36:52,687 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:52" (1/1) ... [2023-12-03 02:36:52,689 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:52" (1/1) ... [2023-12-03 02:36:52,692 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:52" (1/1) ... [2023-12-03 02:36:52,694 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:52" (1/1) ... [2023-12-03 02:36:52,697 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:36:52,698 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:36:52,699 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:36:52,699 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:36:52,699 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:52" (1/1) ... [2023-12-03 02:36:52,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:36:52,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:36:52,727 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:36:52,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:36:52,770 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 02:36:52,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 02:36:52,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:36:52,771 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 02:36:52,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:36:52,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:36:52,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:36:52,772 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 02:36:52,772 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 02:36:52,772 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 02:36:52,772 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 02:36:52,772 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 02:36:52,772 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 02:36:52,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:36:52,773 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 02:36:52,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:36:52,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:36:52,775 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 02:36:52,908 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:36:52,910 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:36:53,173 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:36:53,308 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: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 02:36:53,312 INFO L158 Benchmark]: Toolchain (without parser) took 1207.63ms. Allocated memory is still 161.5MB. Free memory was 126.7MB in the beginning and 127.1MB in the end (delta: -437.8kB). Peak memory consumption was 69.4MB. Max. memory is 16.1GB. [2023-12-03 02:36:53,312 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 102.8MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:36:53,321 INFO L158 Benchmark]: CACSL2BoogieTranslator took 510.72ms. Allocated memory is still 161.5MB. Free memory was 126.1MB in the beginning and 102.4MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 02:36:53,322 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.73ms. Allocated memory is still 161.5MB. Free memory was 102.4MB in the beginning and 100.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:36:53,323 INFO L158 Benchmark]: Boogie Preprocessor took 33.38ms. Allocated memory is still 161.5MB. Free memory was 100.3MB in the beginning and 98.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:36:53,323 INFO L158 Benchmark]: RCFGBuilder took 611.68ms. Allocated memory is still 161.5MB. Free memory was 98.2MB in the beginning and 127.1MB in the end (delta: -28.9MB). Peak memory consumption was 42.2MB. Max. memory is 16.1GB. [2023-12-03 02:36:53,326 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 102.8MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 510.72ms. Allocated memory is still 161.5MB. Free memory was 126.1MB in the beginning and 102.4MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.73ms. Allocated memory is still 161.5MB. Free memory was 102.4MB in the beginning and 100.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.38ms. Allocated memory is still 161.5MB. Free memory was 100.3MB in the beginning and 98.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 611.68ms. Allocated memory is still 161.5MB. Free memory was 98.2MB in the beginning and 127.1MB in the end (delta: -28.9MB). Peak memory consumption was 42.2MB. 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: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:36:53,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/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_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/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_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix042.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/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_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/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 65b1f643bcee3322b8ab5a998e6338f6065aa9114a28902f0ff5431bd8cb45ea --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:36:55,254 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:36:55,331 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 02:36:55,364 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:36:55,365 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:36:55,365 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:36:55,366 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:36:55,367 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:36:55,367 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:36:55,368 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:36:55,368 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:36:55,369 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:36:55,369 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:36:55,370 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:36:55,370 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:36:55,371 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:36:55,371 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:36:55,372 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:36:55,372 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:36:55,373 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:36:55,373 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:36:55,374 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:36:55,374 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:36:55,375 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:36:55,375 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:36:55,376 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:36:55,376 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:36:55,377 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:36:55,377 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:36:55,378 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:36:55,378 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:36:55,379 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:36:55,379 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:36:55,379 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:36:55,380 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:36:55,380 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:36:55,380 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:36:55,380 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_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 65b1f643bcee3322b8ab5a998e6338f6065aa9114a28902f0ff5431bd8cb45ea [2023-12-03 02:36:55,672 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:36:55,692 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:36:55,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:36:55,696 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:36:55,696 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:36:55,697 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/mix042.oepc.i [2023-12-03 02:36:58,367 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:36:58,621 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:36:58,622 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/sv-benchmarks/c/pthread-wmm/mix042.oepc.i [2023-12-03 02:36:58,639 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/bin/ukojak-verify-Qdu7aM0XO9/data/06ebe7cfc/c804f7c7b2d644b4ba1e02c77a15f0dd/FLAG50be88746 [2023-12-03 02:36:58,653 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/bin/ukojak-verify-Qdu7aM0XO9/data/06ebe7cfc/c804f7c7b2d644b4ba1e02c77a15f0dd [2023-12-03 02:36:58,656 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:36:58,657 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:36:58,659 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:36:58,659 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:36:58,664 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:36:58,664 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:36:58" (1/1) ... [2023-12-03 02:36:58,666 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bed332a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:58, skipping insertion in model container [2023-12-03 02:36:58,666 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:36:58" (1/1) ... [2023-12-03 02:36:58,723 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:36:58,891 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_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/sv-benchmarks/c/pthread-wmm/mix042.oepc.i[945,958] [2023-12-03 02:36:59,088 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:36:59,104 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:36:59,116 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_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/sv-benchmarks/c/pthread-wmm/mix042.oepc.i[945,958] [2023-12-03 02:36:59,158 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:36:59,226 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:36:59,226 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:36:59,234 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:36:59,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:59 WrapperNode [2023-12-03 02:36:59,244 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:36:59,246 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:36:59,246 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:36:59,246 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:36:59,253 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:59" (1/1) ... [2023-12-03 02:36:59,278 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:59" (1/1) ... [2023-12-03 02:36:59,300 INFO L138 Inliner]: procedures = 179, calls = 58, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 90 [2023-12-03 02:36:59,300 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:36:59,301 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:36:59,301 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:36:59,301 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:36:59,311 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:59" (1/1) ... [2023-12-03 02:36:59,311 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:59" (1/1) ... [2023-12-03 02:36:59,315 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:59" (1/1) ... [2023-12-03 02:36:59,315 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:59" (1/1) ... [2023-12-03 02:36:59,327 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:59" (1/1) ... [2023-12-03 02:36:59,329 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:59" (1/1) ... [2023-12-03 02:36:59,332 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:59" (1/1) ... [2023-12-03 02:36:59,334 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:59" (1/1) ... [2023-12-03 02:36:59,339 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:36:59,340 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:36:59,340 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:36:59,341 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:36:59,341 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:36:59" (1/1) ... [2023-12-03 02:36:59,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:36:59,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:36:59,370 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:36:59,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:36:59,406 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 02:36:59,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 02:36:59,407 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 02:36:59,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:36:59,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:36:59,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:36:59,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 02:36:59,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:36:59,408 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 02:36:59,408 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 02:36:59,408 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 02:36:59,408 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 02:36:59,409 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 02:36:59,409 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 02:36:59,409 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 02:36:59,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:36:59,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:36:59,411 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 02:36:59,563 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:36:59,565 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:36:59,843 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:36:59,972 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: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 02:36:59,975 INFO L158 Benchmark]: Toolchain (without parser) took 1317.21ms. Allocated memory is still 100.7MB. Free memory was 75.4MB in the beginning and 68.8MB in the end (delta: 6.6MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. [2023-12-03 02:36:59,975 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 58.7MB. Free memory was 34.5MB in the beginning and 34.5MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:36:59,976 INFO L158 Benchmark]: CACSL2BoogieTranslator took 586.04ms. Allocated memory is still 100.7MB. Free memory was 75.1MB in the beginning and 74.3MB in the end (delta: 845.4kB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2023-12-03 02:36:59,977 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.99ms. Allocated memory is still 100.7MB. Free memory was 74.3MB in the beginning and 71.7MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:36:59,978 INFO L158 Benchmark]: Boogie Preprocessor took 38.28ms. Allocated memory is still 100.7MB. Free memory was 71.7MB in the beginning and 69.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:36:59,978 INFO L158 Benchmark]: RCFGBuilder took 633.55ms. Allocated memory is still 100.7MB. Free memory was 69.6MB in the beginning and 68.8MB in the end (delta: 824.1kB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2023-12-03 02:36:59,982 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 58.7MB. Free memory was 34.5MB in the beginning and 34.5MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 586.04ms. Allocated memory is still 100.7MB. Free memory was 75.1MB in the beginning and 74.3MB in the end (delta: 845.4kB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.99ms. Allocated memory is still 100.7MB. Free memory was 74.3MB in the beginning and 71.7MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 38.28ms. Allocated memory is still 100.7MB. Free memory was 71.7MB in the beginning and 69.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 633.55ms. Allocated memory is still 100.7MB. Free memory was 69.6MB in the beginning and 68.8MB in the end (delta: 824.1kB). Peak memory consumption was 38.9MB. 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: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:37:00,000 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2b4cfb-faa5-436e-91f4-d17cc17e7e1f/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: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?