./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi008.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi008.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --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 e1d84228246cc640f111b0bf0907a0ec6838e3ee0e70770c8d77ae15dd23f4db --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:35:08,286 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:35:08,289 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:35:08,333 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:35:08,333 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:35:08,337 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:35:08,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:35:08,343 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:35:08,345 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:35:08,350 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:35:08,352 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:35:08,354 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:35:08,355 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:35:08,358 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:35:08,360 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:35:08,362 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:35:08,364 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:35:08,365 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:35:08,367 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:35:08,373 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:35:08,375 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:35:08,377 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:35:08,379 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:35:08,380 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:35:08,390 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:35:08,391 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:35:08,391 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:35:08,393 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:35:08,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:35:08,395 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:35:08,395 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:35:08,396 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:35:08,399 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:35:08,401 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:35:08,402 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:35:08,402 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:35:08,403 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:35:08,403 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:35:08,403 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:35:08,405 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:35:08,406 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:35:08,407 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:35:08,450 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:35:08,450 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:35:08,451 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:35:08,452 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:35:08,452 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:35:08,453 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:35:08,453 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:35:08,453 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:35:08,453 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:35:08,454 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:35:08,455 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:35:08,455 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:35:08,455 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:35:08,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:35:08,456 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:35:08,456 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:35:08,456 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:35:08,456 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:35:08,457 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:35:08,457 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:35:08,457 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:35:08,457 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:35:08,458 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:35:08,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:35:08,458 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:35:08,458 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:35:08,459 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:35:08,459 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:35:08,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:35:08,460 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:35:08,460 INFO L138 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_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1d84228246cc640f111b0bf0907a0ec6838e3ee0e70770c8d77ae15dd23f4db [2022-11-20 17:35:08,738 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:35:08,766 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:35:08,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:35:08,771 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:35:08,772 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:35:08,773 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/rfi008.oepc.i [2022-11-20 17:35:11,836 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:35:12,090 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:35:12,093 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/sv-benchmarks/c/pthread-wmm/rfi008.oepc.i [2022-11-20 17:35:12,112 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ/data/b746f66a4/d7dde511742942c4960ec7c0d63daa51/FLAG27657d73d [2022-11-20 17:35:12,126 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ/data/b746f66a4/d7dde511742942c4960ec7c0d63daa51 [2022-11-20 17:35:12,128 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:35:12,130 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:35:12,131 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:35:12,132 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:35:12,135 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:35:12,136 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:35:12" (1/1) ... [2022-11-20 17:35:12,137 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cd0fc03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:12, skipping insertion in model container [2022-11-20 17:35:12,137 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:35:12" (1/1) ... [2022-11-20 17:35:12,145 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:35:12,190 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:35:12,366 WARN L237 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_61a7ec75-872f-402e-a05b-a972d903145a/sv-benchmarks/c/pthread-wmm/rfi008.oepc.i[988,1001] [2022-11-20 17:35:12,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:35:12,677 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:35:12,693 WARN L237 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_61a7ec75-872f-402e-a05b-a972d903145a/sv-benchmarks/c/pthread-wmm/rfi008.oepc.i[988,1001] [2022-11-20 17:35:12,753 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:35:12,789 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:35:12,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:12 WrapperNode [2022-11-20 17:35:12,790 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:35:12,791 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:35:12,792 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:35:12,792 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:35:12,800 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:12" (1/1) ... [2022-11-20 17:35:12,825 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:12" (1/1) ... [2022-11-20 17:35:12,853 INFO L138 Inliner]: procedures = 175, calls = 45, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2022-11-20 17:35:12,854 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:35:12,855 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:35:12,855 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:35:12,855 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:35:12,863 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:12" (1/1) ... [2022-11-20 17:35:12,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:12" (1/1) ... [2022-11-20 17:35:12,868 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:12" (1/1) ... [2022-11-20 17:35:12,871 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:12" (1/1) ... [2022-11-20 17:35:12,880 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:12" (1/1) ... [2022-11-20 17:35:12,882 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:12" (1/1) ... [2022-11-20 17:35:12,884 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:12" (1/1) ... [2022-11-20 17:35:12,886 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:12" (1/1) ... [2022-11-20 17:35:12,890 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:35:12,891 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:35:12,891 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:35:12,891 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:35:12,892 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:12" (1/1) ... [2022-11-20 17:35:12,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:35:12,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:35:12,926 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:35:12,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:35:12,986 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 17:35:12,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 17:35:12,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:35:12,986 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:35:12,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:35:12,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:35:12,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:35:12,987 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 17:35:12,988 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 17:35:12,988 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 17:35:12,992 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 17:35:12,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:35:12,992 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:35:12,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:35:12,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:35:12,994 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:35:13,142 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:35:13,144 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:35:13,647 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:35:13,842 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:35:13,845 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:35:13,846 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L747 is neither atomic block end nor a sink node. [2022-11-20 17:35:13,847 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-11-20 17:35:13,856 INFO L158 Benchmark]: Toolchain (without parser) took 1725.59ms. Allocated memory is still 184.5MB. Free memory was 138.0MB in the beginning and 125.2MB in the end (delta: 12.8MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-11-20 17:35:13,857 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 138.4MB. Free memory is still 78.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:35:13,857 INFO L158 Benchmark]: CACSL2BoogieTranslator took 658.71ms. Allocated memory is still 184.5MB. Free memory was 138.0MB in the beginning and 114.2MB in the end (delta: 23.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-20 17:35:13,858 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.93ms. Allocated memory is still 184.5MB. Free memory was 114.2MB in the beginning and 111.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:35:13,859 INFO L158 Benchmark]: Boogie Preprocessor took 35.64ms. Allocated memory is still 184.5MB. Free memory was 111.9MB in the beginning and 110.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:35:13,859 INFO L158 Benchmark]: RCFGBuilder took 963.62ms. Allocated memory is still 184.5MB. Free memory was 110.1MB in the beginning and 125.2MB in the end (delta: -15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 17:35:13,862 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 138.4MB. Free memory is still 78.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 658.71ms. Allocated memory is still 184.5MB. Free memory was 138.0MB in the beginning and 114.2MB in the end (delta: 23.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.93ms. Allocated memory is still 184.5MB. Free memory was 114.2MB in the beginning and 111.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.64ms. Allocated memory is still 184.5MB. Free memory was 111.9MB in the beginning and 110.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 963.62ms. Allocated memory is still 184.5MB. Free memory was 110.1MB in the beginning and 125.2MB in the end (delta: -15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:35:13,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ/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_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi008.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --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 e1d84228246cc640f111b0bf0907a0ec6838e3ee0e70770c8d77ae15dd23f4db --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:35:16,401 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:35:16,405 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:35:16,461 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:35:16,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:35:16,465 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:35:16,468 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:35:16,474 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:35:16,476 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:35:16,482 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:35:16,483 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:35:16,485 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:35:16,485 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:35:16,486 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:35:16,487 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:35:16,489 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:35:16,490 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:35:16,491 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:35:16,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:35:16,500 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:35:16,506 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:35:16,510 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:35:16,512 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:35:16,513 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:35:16,525 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:35:16,525 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:35:16,525 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:35:16,526 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:35:16,527 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:35:16,528 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:35:16,528 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:35:16,529 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:35:16,530 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:35:16,531 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:35:16,532 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:35:16,532 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:35:16,533 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:35:16,533 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:35:16,534 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:35:16,536 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:35:16,538 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:35:16,543 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:35:16,586 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:35:16,586 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:35:16,588 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:35:16,589 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:35:16,590 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:35:16,590 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:35:16,590 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:35:16,591 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:35:16,591 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:35:16,591 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:35:16,592 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:35:16,592 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:35:16,592 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:35:16,593 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:35:16,593 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:35:16,593 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:35:16,593 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:35:16,594 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:35:16,594 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:35:16,594 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:35:16,594 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:35:16,594 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:35:16,595 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:35:16,595 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:35:16,595 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:35:16,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:35:16,596 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:35:16,596 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:35:16,596 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:35:16,596 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:35:16,596 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:35:16,597 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:35:16,597 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:35:16,597 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:35:16,597 INFO L138 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_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1d84228246cc640f111b0bf0907a0ec6838e3ee0e70770c8d77ae15dd23f4db [2022-11-20 17:35:17,003 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:35:17,030 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:35:17,033 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:35:17,034 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:35:17,034 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:35:17,036 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/rfi008.oepc.i [2022-11-20 17:35:20,194 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:35:20,530 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:35:20,530 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/sv-benchmarks/c/pthread-wmm/rfi008.oepc.i [2022-11-20 17:35:20,544 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ/data/14bc3b1a1/5f9ad4b5f4c144d0bc65839d0df9215c/FLAG337598318 [2022-11-20 17:35:20,564 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ/data/14bc3b1a1/5f9ad4b5f4c144d0bc65839d0df9215c [2022-11-20 17:35:20,566 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:35:20,568 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:35:20,569 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:35:20,570 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:35:20,573 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:35:20,574 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:35:20" (1/1) ... [2022-11-20 17:35:20,575 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5953ec5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:20, skipping insertion in model container [2022-11-20 17:35:20,575 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:35:20" (1/1) ... [2022-11-20 17:35:20,583 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:35:20,630 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:35:20,825 WARN L237 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_61a7ec75-872f-402e-a05b-a972d903145a/sv-benchmarks/c/pthread-wmm/rfi008.oepc.i[988,1001] [2022-11-20 17:35:21,138 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:35:21,165 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:35:21,181 WARN L237 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_61a7ec75-872f-402e-a05b-a972d903145a/sv-benchmarks/c/pthread-wmm/rfi008.oepc.i[988,1001] [2022-11-20 17:35:21,241 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:35:21,281 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:35:21,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:21 WrapperNode [2022-11-20 17:35:21,281 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:35:21,283 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:35:21,283 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:35:21,283 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:35:21,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:21" (1/1) ... [2022-11-20 17:35:21,307 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:21" (1/1) ... [2022-11-20 17:35:21,328 INFO L138 Inliner]: procedures = 178, calls = 45, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 77 [2022-11-20 17:35:21,329 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:35:21,329 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:35:21,330 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:35:21,330 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:35:21,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:21" (1/1) ... [2022-11-20 17:35:21,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:21" (1/1) ... [2022-11-20 17:35:21,344 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:21" (1/1) ... [2022-11-20 17:35:21,345 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:21" (1/1) ... [2022-11-20 17:35:21,356 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:21" (1/1) ... [2022-11-20 17:35:21,358 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:21" (1/1) ... [2022-11-20 17:35:21,361 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:21" (1/1) ... [2022-11-20 17:35:21,363 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:21" (1/1) ... [2022-11-20 17:35:21,367 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:35:21,368 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:35:21,368 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:35:21,368 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:35:21,369 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:21" (1/1) ... [2022-11-20 17:35:21,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:35:21,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:35:21,422 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:35:21,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:35:21,479 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 17:35:21,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 17:35:21,479 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:35:21,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:35:21,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:35:21,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:35:21,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:35:21,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:35:21,480 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 17:35:21,481 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 17:35:21,481 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 17:35:21,481 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 17:35:21,481 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:35:21,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:35:21,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:35:21,483 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:35:21,675 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:35:21,677 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:35:22,111 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:35:22,299 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:35:22,299 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:35:22,300 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L747 is neither atomic block end nor a sink node. [2022-11-20 17:35:22,301 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-11-20 17:35:22,307 INFO L158 Benchmark]: Toolchain (without parser) took 1738.22ms. Allocated memory is still 86.0MB. Free memory was 61.2MB in the beginning and 40.8MB in the end (delta: 20.4MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. [2022-11-20 17:35:22,308 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 56.6MB. Free memory is still 34.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:35:22,308 INFO L158 Benchmark]: CACSL2BoogieTranslator took 712.48ms. Allocated memory is still 86.0MB. Free memory was 61.0MB in the beginning and 55.2MB in the end (delta: 5.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 17:35:22,309 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.36ms. Allocated memory is still 86.0MB. Free memory was 55.2MB in the beginning and 52.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:35:22,310 INFO L158 Benchmark]: Boogie Preprocessor took 37.48ms. Allocated memory is still 86.0MB. Free memory was 52.7MB in the beginning and 50.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:35:22,311 INFO L158 Benchmark]: RCFGBuilder took 937.60ms. Allocated memory is still 86.0MB. Free memory was 50.7MB in the beginning and 40.8MB in the end (delta: 9.8MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2022-11-20 17:35:22,315 INFO L339 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 34.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 712.48ms. Allocated memory is still 86.0MB. Free memory was 61.0MB in the beginning and 55.2MB in the end (delta: 5.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.36ms. Allocated memory is still 86.0MB. Free memory was 55.2MB in the beginning and 52.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.48ms. Allocated memory is still 86.0MB. Free memory was 52.7MB in the beginning and 50.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 937.60ms. Allocated memory is still 86.0MB. Free memory was 50.7MB in the beginning and 40.8MB in the end (delta: 9.8MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:35:22,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a7ec75-872f-402e-a05b-a972d903145a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?