./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix006.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/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_78a31b93-5671-4234-86bf-932f10d5c9b1/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix006.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 557c1f2fab4f7585e181c0a50145e0f2efcca52cad7f093489c012afed407365 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:55:55,842 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:55:55,918 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 02:55:55,923 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:55:55,924 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:55:55,948 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:55:55,949 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:55:55,950 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:55:55,951 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:55:55,951 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:55:55,952 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:55:55,952 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:55:55,953 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:55:55,953 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:55:55,954 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:55:55,955 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:55:55,955 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:55:55,956 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:55:55,956 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:55:55,957 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:55:55,957 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:55:55,961 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:55:55,961 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:55:55,962 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:55:55,962 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:55:55,963 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:55:55,963 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:55:55,964 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:55:55,964 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:55:55,964 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:55:55,965 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:55:55,965 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:55:55,965 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:55:55,966 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:55:55,966 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:55:55,966 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_78a31b93-5671-4234-86bf-932f10d5c9b1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 557c1f2fab4f7585e181c0a50145e0f2efcca52cad7f093489c012afed407365 [2023-12-03 02:55:56,208 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:55:56,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:55:56,234 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:55:56,235 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:55:56,235 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:55:56,237 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/mix006.opt.i [2023-12-03 02:55:59,006 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:55:59,241 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:55:59,242 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/sv-benchmarks/c/pthread-wmm/mix006.opt.i [2023-12-03 02:55:59,259 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/bin/ukojak-verify-Qdu7aM0XO9/data/6b4878548/fa90613181b440ed9b36f45f159f5bf6/FLAG3ab3a3069 [2023-12-03 02:55:59,274 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/bin/ukojak-verify-Qdu7aM0XO9/data/6b4878548/fa90613181b440ed9b36f45f159f5bf6 [2023-12-03 02:55:59,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:55:59,277 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:55:59,278 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:55:59,278 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:55:59,283 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:55:59,283 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:55:59" (1/1) ... [2023-12-03 02:55:59,284 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49c2a085 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:59, skipping insertion in model container [2023-12-03 02:55:59,284 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:55:59" (1/1) ... [2023-12-03 02:55:59,340 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:55:59,711 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:55:59,723 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:55:59,776 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:55:59,808 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:55:59,808 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:55:59,816 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:55:59,817 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:59 WrapperNode [2023-12-03 02:55:59,817 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:55:59,818 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:55:59,818 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:55:59,818 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:55:59,827 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:59" (1/1) ... [2023-12-03 02:55:59,844 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:59" (1/1) ... [2023-12-03 02:55:59,869 INFO L138 Inliner]: procedures = 176, calls = 59, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 98 [2023-12-03 02:55:59,870 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:55:59,871 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:55:59,871 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:55:59,871 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:55:59,880 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:59" (1/1) ... [2023-12-03 02:55:59,881 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:59" (1/1) ... [2023-12-03 02:55:59,883 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:59" (1/1) ... [2023-12-03 02:55:59,884 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:59" (1/1) ... [2023-12-03 02:55:59,891 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:59" (1/1) ... [2023-12-03 02:55:59,893 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:59" (1/1) ... [2023-12-03 02:55:59,898 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:59" (1/1) ... [2023-12-03 02:55:59,900 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:59" (1/1) ... [2023-12-03 02:55:59,904 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:55:59,905 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:55:59,905 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:55:59,905 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:55:59,906 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:59" (1/1) ... [2023-12-03 02:55:59,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:55:59,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:55:59,936 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:55:59,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:55:59,975 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 02:55:59,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 02:55:59,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:55:59,977 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 02:55:59,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:55:59,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:55:59,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:55:59,979 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 02:55:59,979 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 02:55:59,979 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 02:55:59,979 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 02:55:59,980 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 02:55:59,980 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 02:55:59,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:55:59,980 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 02:55:59,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:55:59,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:55:59,982 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 02:56:00,111 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:56:00,114 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:56:00,426 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:56:00,578 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: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd3~0 := 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 02:56:00,582 INFO L158 Benchmark]: Toolchain (without parser) took 1304.32ms. Allocated memory is still 161.5MB. Free memory was 121.3MB in the beginning and 66.8MB in the end (delta: 54.5MB). Peak memory consumption was 53.7MB. Max. memory is 16.1GB. [2023-12-03 02:56:00,583 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 115.3MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:56:00,584 INFO L158 Benchmark]: CACSL2BoogieTranslator took 538.93ms. Allocated memory is still 161.5MB. Free memory was 121.3MB in the beginning and 112.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 02:56:00,584 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.16ms. Allocated memory is still 161.5MB. Free memory was 112.9MB in the beginning and 110.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:56:00,585 INFO L158 Benchmark]: Boogie Preprocessor took 33.65ms. Allocated memory is still 161.5MB. Free memory was 110.8MB in the beginning and 108.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:56:00,586 INFO L158 Benchmark]: RCFGBuilder took 675.73ms. Allocated memory is still 161.5MB. Free memory was 108.7MB in the beginning and 66.8MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-12-03 02:56:00,589 INFO L338 ainManager$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 115.3MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 538.93ms. Allocated memory is still 161.5MB. Free memory was 121.3MB in the beginning and 112.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.16ms. Allocated memory is still 161.5MB. Free memory was 112.9MB in the beginning and 110.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.65ms. Allocated memory is still 161.5MB. Free memory was 110.8MB in the beginning and 108.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 675.73ms. Allocated memory is still 161.5MB. Free memory was 108.7MB in the beginning and 66.8MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. 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: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd3~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd3~0 := 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 02:56:00,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/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_78a31b93-5671-4234-86bf-932f10d5c9b1/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix006.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 557c1f2fab4f7585e181c0a50145e0f2efcca52cad7f093489c012afed407365 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:56:02,669 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:56:02,764 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 02:56:02,815 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:56:02,816 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:56:02,817 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:56:02,818 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:56:02,819 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:56:02,820 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:56:02,820 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:56:02,821 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:56:02,822 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:56:02,822 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:56:02,823 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:56:02,824 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:56:02,824 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:56:02,825 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:56:02,825 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:56:02,826 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:56:02,827 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:56:02,827 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:56:02,828 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:56:02,829 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:56:02,829 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:56:02,830 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:56:02,830 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:56:02,831 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:56:02,831 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:56:02,832 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:56:02,833 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:56:02,833 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:56:02,834 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:56:02,834 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:56:02,835 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:56:02,835 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:56:02,836 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:56:02,836 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:56:02,837 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:56:02,837 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:56:02,837 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_78a31b93-5671-4234-86bf-932f10d5c9b1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 557c1f2fab4f7585e181c0a50145e0f2efcca52cad7f093489c012afed407365 [2023-12-03 02:56:03,211 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:56:03,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:56:03,244 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:56:03,246 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:56:03,246 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:56:03,248 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/mix006.opt.i [2023-12-03 02:56:06,253 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:56:06,524 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:56:06,525 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/sv-benchmarks/c/pthread-wmm/mix006.opt.i [2023-12-03 02:56:06,542 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/bin/ukojak-verify-Qdu7aM0XO9/data/fbb4946e6/d3edf483c6c14d2a9571af67bd8c1c76/FLAGee474b21d [2023-12-03 02:56:06,557 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/bin/ukojak-verify-Qdu7aM0XO9/data/fbb4946e6/d3edf483c6c14d2a9571af67bd8c1c76 [2023-12-03 02:56:06,560 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:56:06,562 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:56:06,563 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:56:06,563 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:56:06,568 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:56:06,569 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:56:06" (1/1) ... [2023-12-03 02:56:06,571 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ca04870 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:56:06, skipping insertion in model container [2023-12-03 02:56:06,571 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:56:06" (1/1) ... [2023-12-03 02:56:06,639 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:56:07,037 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:56:07,054 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:56:07,107 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:56:07,145 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:56:07,145 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:56:07,153 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:56:07,153 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:56:07 WrapperNode [2023-12-03 02:56:07,153 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:56:07,155 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:56:07,155 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:56:07,155 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:56:07,163 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:56:07" (1/1) ... [2023-12-03 02:56:07,183 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:56:07" (1/1) ... [2023-12-03 02:56:07,207 INFO L138 Inliner]: procedures = 179, calls = 59, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 99 [2023-12-03 02:56:07,208 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:56:07,209 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:56:07,209 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:56:07,209 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:56:07,219 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:56:07" (1/1) ... [2023-12-03 02:56:07,219 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:56:07" (1/1) ... [2023-12-03 02:56:07,223 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:56:07" (1/1) ... [2023-12-03 02:56:07,224 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:56:07" (1/1) ... [2023-12-03 02:56:07,236 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:56:07" (1/1) ... [2023-12-03 02:56:07,238 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:56:07" (1/1) ... [2023-12-03 02:56:07,242 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:56:07" (1/1) ... [2023-12-03 02:56:07,245 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:56:07" (1/1) ... [2023-12-03 02:56:07,250 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:56:07,251 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:56:07,251 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:56:07,251 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:56:07,252 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:56:07" (1/1) ... [2023-12-03 02:56:07,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:56:07,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:56:07,284 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:56:07,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:56:07,322 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 02:56:07,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 02:56:07,323 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 02:56:07,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:56:07,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:56:07,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:56:07,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 02:56:07,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:56:07,324 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 02:56:07,324 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 02:56:07,325 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 02:56:07,325 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 02:56:07,325 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 02:56:07,325 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 02:56:07,325 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 02:56:07,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:56:07,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:56:07,327 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 02:56:07,474 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:56:07,476 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:56:07,798 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:56:07,968 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: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd3~0 := 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 02:56:07,973 INFO L158 Benchmark]: Toolchain (without parser) took 1410.44ms. Allocated memory is still 79.7MB. Free memory was 53.9MB in the beginning and 43.7MB in the end (delta: 10.3MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2023-12-03 02:56:07,973 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 56.6MB. Free memory is still 33.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:56:07,974 INFO L158 Benchmark]: CACSL2BoogieTranslator took 590.69ms. Allocated memory is still 79.7MB. Free memory was 53.7MB in the beginning and 47.5MB in the end (delta: 6.2MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2023-12-03 02:56:07,975 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.67ms. Allocated memory is still 79.7MB. Free memory was 47.5MB in the beginning and 45.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:56:07,976 INFO L158 Benchmark]: Boogie Preprocessor took 41.27ms. Allocated memory is still 79.7MB. Free memory was 45.1MB in the beginning and 42.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:56:07,976 INFO L158 Benchmark]: RCFGBuilder took 720.44ms. Allocated memory is still 79.7MB. Free memory was 42.7MB in the beginning and 43.7MB in the end (delta: -990.7kB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2023-12-03 02:56:07,979 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 56.6MB. Free memory is still 33.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 590.69ms. Allocated memory is still 79.7MB. Free memory was 53.7MB in the beginning and 47.5MB in the end (delta: 6.2MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.67ms. Allocated memory is still 79.7MB. Free memory was 47.5MB in the beginning and 45.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.27ms. Allocated memory is still 79.7MB. Free memory was 45.1MB in the beginning and 42.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 720.44ms. Allocated memory is still 79.7MB. Free memory was 42.7MB in the beginning and 43.7MB in the end (delta: -990.7kB). Peak memory consumption was 17.5MB. 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: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd3~0 := 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 02:56:08,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a31b93-5671-4234-86bf-932f10d5c9b1/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: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?