./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 --- 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-38b53e6 [2022-11-25 17:35:22,667 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:35:22,670 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:35:22,713 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:35:22,713 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:35:22,717 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:35:22,720 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:35:22,722 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:35:22,725 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:35:22,730 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:35:22,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:35:22,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:35:22,733 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:35:22,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:35:22,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:35:22,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:35:22,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:35:22,738 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:35:22,739 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:35:22,744 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:35:22,746 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:35:22,748 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:35:22,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:35:22,751 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:35:22,766 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:35:22,766 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:35:22,767 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:35:22,769 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:35:22,769 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:35:22,770 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:35:22,771 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:35:22,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:35:22,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:35:22,774 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:35:22,775 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:35:22,776 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:35:22,776 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:35:22,776 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:35:22,777 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:35:22,779 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:35:22,780 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:35:22,781 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-11-25 17:35:22,820 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:35:22,820 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:35:22,821 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:35:22,821 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:35:22,822 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:35:22,822 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:35:22,824 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:35:22,824 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:35:22,825 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:35:22,825 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:35:22,826 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 17:35:22,826 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:35:22,826 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:35:22,826 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 17:35:22,827 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:35:22,827 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 17:35:22,827 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:35:22,827 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 17:35:22,827 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-25 17:35:22,828 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 17:35:22,828 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 17:35:22,828 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:35:22,828 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 17:35:22,829 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:35:22,829 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:35:22,829 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:35:22,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:35:22,829 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:35:22,830 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:35:22,830 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 17:35:22,831 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 17:35:22,831 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 17:35:22,831 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:35:22,831 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 17:35:22,831 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:35:22,832 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:35:22,832 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2022-11-25 17:35:23,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:35:23,159 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:35:23,162 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:35:23,163 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:35:23,164 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:35:23,165 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-25 17:35:26,148 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:35:26,390 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:35:26,390 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-25 17:35:26,404 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R/data/680bad54a/25ead5aab7484f0b9234d9224705bd3a/FLAG4d48fdb7a [2022-11-25 17:35:26,419 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R/data/680bad54a/25ead5aab7484f0b9234d9224705bd3a [2022-11-25 17:35:26,422 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:35:26,423 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:35:26,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:35:26,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:35:26,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:35:26,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:35:26" (1/1) ... [2022-11-25 17:35:26,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2235b4fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:35:26, skipping insertion in model container [2022-11-25 17:35:26,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:35:26" (1/1) ... [2022-11-25 17:35:26,438 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:35:26,500 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:35:26,650 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 17:35:26,786 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:35:26,789 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:35:26,793 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:35:26,794 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_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-25 17:35:26,795 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:35:26,799 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:35:26,808 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 17:35:26,823 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 17:35:26,847 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:35:26,849 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:35:26,851 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:35:26,853 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_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-25 17:35:26,853 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:35:26,855 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:35:26,899 INFO L208 MainTranslator]: Completed translation [2022-11-25 17:35:26,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:35:26 WrapperNode [2022-11-25 17:35:26,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:35:26,902 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 17:35:26,903 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 17:35:26,903 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 17:35:26,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:35:26" (1/1) ... [2022-11-25 17:35:26,947 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:35:26" (1/1) ... [2022-11-25 17:35:27,003 INFO L138 Inliner]: procedures = 171, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 116 [2022-11-25 17:35:27,004 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 17:35:27,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 17:35:27,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 17:35:27,006 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 17:35:27,016 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:35:26" (1/1) ... [2022-11-25 17:35:27,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:35:26" (1/1) ... [2022-11-25 17:35:27,030 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:35:26" (1/1) ... [2022-11-25 17:35:27,031 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:35:26" (1/1) ... [2022-11-25 17:35:27,061 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:35:26" (1/1) ... [2022-11-25 17:35:27,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:35:26" (1/1) ... [2022-11-25 17:35:27,072 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:35:26" (1/1) ... [2022-11-25 17:35:27,086 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:35:26" (1/1) ... [2022-11-25 17:35:27,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 17:35:27,089 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 17:35:27,089 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 17:35:27,089 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 17:35:27,090 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:35:26" (1/1) ... [2022-11-25 17:35:27,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:35:27,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:35:27,124 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 17:35:27,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 17:35:27,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 17:35:27,160 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-25 17:35:27,160 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-25 17:35:27,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 17:35:27,160 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-25 17:35:27,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 17:35:27,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 17:35:27,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 17:35:27,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 17:35:27,161 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-25 17:35:27,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 17:35:27,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 17:35:27,163 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-25 17:35:27,282 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 17:35:27,284 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 17:35:27,740 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 17:35:27,942 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 17:35:27,942 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-25 17:35:27,943 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L718-3 is neither atomic block end nor a sink node. [2022-11-25 17:35:27,944 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) [2022-11-25 17:35:27,951 INFO L158 Benchmark]: Toolchain (without parser) took 1523.90ms. Allocated memory was 132.1MB in the beginning and 197.1MB in the end (delta: 65.0MB). Free memory was 87.5MB in the beginning and 132.6MB in the end (delta: -45.0MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2022-11-25 17:35:27,952 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 132.1MB. Free memory is still 77.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:35:27,952 INFO L158 Benchmark]: CACSL2BoogieTranslator took 477.24ms. Allocated memory is still 132.1MB. Free memory was 87.2MB in the beginning and 66.6MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-25 17:35:27,953 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.66ms. Allocated memory was 132.1MB in the beginning and 197.1MB in the end (delta: 65.0MB). Free memory was 66.6MB in the beginning and 168.6MB in the end (delta: -102.0MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2022-11-25 17:35:27,954 INFO L158 Benchmark]: Boogie Preprocessor took 83.00ms. Allocated memory is still 197.1MB. Free memory was 168.6MB in the beginning and 168.2MB in the end (delta: 355.8kB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2022-11-25 17:35:27,955 INFO L158 Benchmark]: RCFGBuilder took 857.06ms. Allocated memory is still 197.1MB. Free memory was 168.2MB in the beginning and 132.6MB in the end (delta: 35.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2022-11-25 17:35:27,958 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 132.1MB. Free memory is still 77.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 477.24ms. Allocated memory is still 132.1MB. Free memory was 87.2MB in the beginning and 66.6MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.66ms. Allocated memory was 132.1MB in the beginning and 197.1MB in the end (delta: 65.0MB). Free memory was 66.6MB in the beginning and 168.6MB in the end (delta: -102.0MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.00ms. Allocated memory is still 197.1MB. Free memory was 168.6MB in the beginning and 168.2MB in the end (delta: 355.8kB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. * RCFGBuilder took 857.06ms. Allocated memory is still 197.1MB. Free memory was 168.2MB in the beginning and 132.6MB in the end (delta: 35.6MB). Peak memory consumption was 35.7MB. 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. [2022-11-25 17:35:27,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 --- 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-38b53e6 [2022-11-25 17:35:30,424 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:35:30,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:35:30,446 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:35:30,446 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:35:30,447 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:35:30,449 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:35:30,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:35:30,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:35:30,453 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:35:30,454 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:35:30,455 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:35:30,456 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:35:30,457 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:35:30,458 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:35:30,459 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:35:30,460 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:35:30,461 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:35:30,463 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:35:30,465 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:35:30,467 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:35:30,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:35:30,470 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:35:30,471 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:35:30,475 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:35:30,475 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:35:30,476 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:35:30,477 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:35:30,477 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:35:30,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:35:30,479 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:35:30,480 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:35:30,481 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:35:30,498 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:35:30,499 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:35:30,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:35:30,501 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:35:30,501 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:35:30,502 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:35:30,503 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:35:30,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:35:30,505 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2022-11-25 17:35:30,528 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:35:30,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:35:30,529 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:35:30,530 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:35:30,531 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:35:30,531 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:35:30,532 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:35:30,532 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:35:30,532 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:35:30,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:35:30,533 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 17:35:30,533 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:35:30,533 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 17:35:30,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:35:30,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 17:35:30,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:35:30,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 17:35:30,535 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-25 17:35:30,535 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 17:35:30,535 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 17:35:30,536 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 17:35:30,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 17:35:30,536 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:35:30,537 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 17:35:30,537 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:35:30,537 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:35:30,537 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:35:30,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:35:30,538 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:35:30,538 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:35:30,539 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 17:35:30,539 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 17:35:30,539 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 17:35:30,539 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:35:30,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 17:35:30,540 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:35:30,540 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:35:30,541 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 17:35:30,541 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2022-11-25 17:35:30,863 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:35:30,888 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:35:30,891 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:35:30,893 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:35:30,893 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:35:30,895 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-25 17:35:34,019 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:35:34,272 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:35:34,272 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-25 17:35:34,300 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R/data/3b6c7b422/bd86b9f529e24fdda8fa68a54b43fe64/FLAG383fcb797 [2022-11-25 17:35:34,319 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R/data/3b6c7b422/bd86b9f529e24fdda8fa68a54b43fe64 [2022-11-25 17:35:34,321 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:35:34,323 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:35:34,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:35:34,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:35:34,332 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:35:34,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:35:34" (1/1) ... [2022-11-25 17:35:34,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@189685a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:35:34, skipping insertion in model container [2022-11-25 17:35:34,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:35:34" (1/1) ... [2022-11-25 17:35:34,344 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:35:34,403 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:35:34,644 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 17:35:34,876 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:35:34,879 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:35:34,883 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:35:34,885 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_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-25 17:35:34,886 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:35:34,890 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:35:34,903 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 17:35:34,929 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 17:35:34,961 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:35:34,967 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:35:34,968 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:35:34,973 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_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-25 17:35:34,974 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:35:34,977 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:35:35,030 INFO L208 MainTranslator]: Completed translation [2022-11-25 17:35:35,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:35:35 WrapperNode [2022-11-25 17:35:35,032 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:35:35,033 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 17:35:35,033 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 17:35:35,034 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 17:35:35,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:35:35" (1/1) ... [2022-11-25 17:35:35,087 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:35:35" (1/1) ... [2022-11-25 17:35:35,110 INFO L138 Inliner]: procedures = 175, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 117 [2022-11-25 17:35:35,110 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 17:35:35,111 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 17:35:35,111 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 17:35:35,111 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 17:35:35,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:35:35" (1/1) ... [2022-11-25 17:35:35,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:35:35" (1/1) ... [2022-11-25 17:35:35,125 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:35:35" (1/1) ... [2022-11-25 17:35:35,125 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:35:35" (1/1) ... [2022-11-25 17:35:35,137 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:35:35" (1/1) ... [2022-11-25 17:35:35,141 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:35:35" (1/1) ... [2022-11-25 17:35:35,143 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:35:35" (1/1) ... [2022-11-25 17:35:35,145 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:35:35" (1/1) ... [2022-11-25 17:35:35,148 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 17:35:35,149 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 17:35:35,149 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 17:35:35,149 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 17:35:35,150 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:35:35" (1/1) ... [2022-11-25 17:35:35,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:35:35,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:35:35,194 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 17:35:35,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 17:35:35,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-25 17:35:35,243 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-25 17:35:35,243 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-25 17:35:35,243 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-25 17:35:35,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 17:35:35,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 17:35:35,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 17:35:35,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-25 17:35:35,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-25 17:35:35,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-25 17:35:35,244 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-25 17:35:35,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 17:35:35,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 17:35:35,246 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-25 17:35:35,465 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 17:35:35,467 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 17:35:35,845 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 17:35:36,144 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 17:35:36,144 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-25 17:35:36,145 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L718-3 is neither atomic block end nor a sink node. [2022-11-25 17:35:36,145 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) [2022-11-25 17:35:36,151 INFO L158 Benchmark]: Toolchain (without parser) took 1827.36ms. Allocated memory is still 90.2MB. Free memory was 49.7MB in the beginning and 37.8MB in the end (delta: 11.9MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2022-11-25 17:35:36,152 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 90.2MB. Free memory is still 68.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:35:36,153 INFO L158 Benchmark]: CACSL2BoogieTranslator took 704.49ms. Allocated memory is still 90.2MB. Free memory was 49.7MB in the beginning and 60.1MB in the end (delta: -10.5MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2022-11-25 17:35:36,153 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.34ms. Allocated memory is still 90.2MB. Free memory was 60.1MB in the beginning and 57.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 17:35:36,154 INFO L158 Benchmark]: Boogie Preprocessor took 37.53ms. Allocated memory is still 90.2MB. Free memory was 57.7MB in the beginning and 55.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 17:35:36,155 INFO L158 Benchmark]: RCFGBuilder took 1000.08ms. Allocated memory is still 90.2MB. Free memory was 55.2MB in the beginning and 37.8MB in the end (delta: 17.4MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2022-11-25 17:35:36,159 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 90.2MB. Free memory is still 68.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 704.49ms. Allocated memory is still 90.2MB. Free memory was 49.7MB in the beginning and 60.1MB in the end (delta: -10.5MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.34ms. Allocated memory is still 90.2MB. Free memory was 60.1MB in the beginning and 57.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.53ms. Allocated memory is still 90.2MB. Free memory was 57.7MB in the beginning and 55.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1000.08ms. Allocated memory is still 90.2MB. Free memory was 55.2MB in the beginning and 37.8MB in the end (delta: 17.4MB). Peak memory consumption was 23.5MB. 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. [2022-11-25 17:35:36,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88c34924-1e55-43d1-8f94-3e9cb8ed00c7/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?