./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8 --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 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-2329fc7 [2022-12-13 12:42:45,718 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 12:42:45,721 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 12:42:45,740 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 12:42:45,740 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 12:42:45,741 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 12:42:45,742 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 12:42:45,744 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 12:42:45,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 12:42:45,747 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 12:42:45,748 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 12:42:45,749 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 12:42:45,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 12:42:45,756 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 12:42:45,757 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 12:42:45,758 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 12:42:45,759 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 12:42:45,760 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 12:42:45,761 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 12:42:45,763 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 12:42:45,764 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 12:42:45,765 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 12:42:45,766 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 12:42:45,767 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 12:42:45,771 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 12:42:45,771 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 12:42:45,771 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 12:42:45,777 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 12:42:45,778 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 12:42:45,779 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 12:42:45,779 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 12:42:45,779 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 12:42:45,780 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 12:42:45,781 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 12:42:45,782 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 12:42:45,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 12:42:45,783 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 12:42:45,783 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 12:42:45,783 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 12:42:45,784 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 12:42:45,784 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 12:42:45,785 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-12-13 12:42:45,810 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 12:42:45,810 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 12:42:45,810 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 12:42:45,810 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 12:42:45,811 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 12:42:45,811 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 12:42:45,812 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 12:42:45,812 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 12:42:45,812 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 12:42:45,812 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 12:42:45,812 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 12:42:45,812 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 12:42:45,812 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 12:42:45,812 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 12:42:45,813 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 12:42:45,813 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 12:42:45,813 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 12:42:45,813 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 12:42:45,813 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 12:42:45,813 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 12:42:45,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 12:42:45,813 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 12:42:45,814 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 12:42:45,814 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 12:42:45,814 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 12:42:45,814 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 12:42:45,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 12:42:45,814 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 12:42:45,814 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 12:42:45,815 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 12:42:45,815 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 12:42:45,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 12:42:45,815 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 12:42:45,815 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 12:42:45,815 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 12:42:45,815 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 12:42:45,816 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 12:42:45,816 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_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2022-12-13 12:42:45,981 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 12:42:45,998 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 12:42:46,001 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 12:42:46,002 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 12:42:46,002 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 12:42:46,003 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-12-13 12:42:48,546 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 12:42:48,746 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 12:42:48,747 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-12-13 12:42:48,759 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8/data/39defa3f5/5814c24bdfe041ddba4183501e4fde52/FLAG092f07641 [2022-12-13 12:42:49,118 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8/data/39defa3f5/5814c24bdfe041ddba4183501e4fde52 [2022-12-13 12:42:49,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 12:42:49,126 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 12:42:49,128 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 12:42:49,129 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 12:42:49,133 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 12:42:49,134 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 12:42:49" (1/1) ... [2022-12-13 12:42:49,135 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b9b936b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:42:49, skipping insertion in model container [2022-12-13 12:42:49,135 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 12:42:49" (1/1) ... [2022-12-13 12:42:49,143 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 12:42:49,177 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 12:42:49,305 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 12:42:49,391 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 12:42:49,391 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 12:42:49,394 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 12:42:49,394 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_a2b285c7-5170-4aa9-8044-a1d10f493598/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-12-13 12:42:49,394 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 12:42:49,397 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 12:42:49,403 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 12:42:49,413 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 12:42:49,428 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 12:42:49,428 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 12:42:49,429 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 12:42:49,429 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_a2b285c7-5170-4aa9-8044-a1d10f493598/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-12-13 12:42:49,429 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 12:42:49,430 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 12:42:49,458 INFO L208 MainTranslator]: Completed translation [2022-12-13 12:42:49,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:42:49 WrapperNode [2022-12-13 12:42:49,459 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 12:42:49,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 12:42:49,460 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 12:42:49,460 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 12:42:49,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:42:49" (1/1) ... [2022-12-13 12:42:49,475 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:42:49" (1/1) ... [2022-12-13 12:42:49,489 INFO L138 Inliner]: procedures = 171, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2022-12-13 12:42:49,490 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 12:42:49,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 12:42:49,490 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 12:42:49,491 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 12:42:49,499 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:42:49" (1/1) ... [2022-12-13 12:42:49,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:42:49" (1/1) ... [2022-12-13 12:42:49,501 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:42:49" (1/1) ... [2022-12-13 12:42:49,502 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:42:49" (1/1) ... [2022-12-13 12:42:49,504 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:42:49" (1/1) ... [2022-12-13 12:42:49,507 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:42:49" (1/1) ... [2022-12-13 12:42:49,508 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:42:49" (1/1) ... [2022-12-13 12:42:49,509 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:42:49" (1/1) ... [2022-12-13 12:42:49,511 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 12:42:49,512 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 12:42:49,512 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 12:42:49,512 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 12:42:49,512 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:42:49" (1/1) ... [2022-12-13 12:42:49,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 12:42:49,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:42:49,536 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 12:42:49,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 12:42:49,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 12:42:49,570 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-12-13 12:42:49,570 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-12-13 12:42:49,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 12:42:49,570 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-13 12:42:49,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 12:42:49,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 12:42:49,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 12:42:49,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 12:42:49,571 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-13 12:42:49,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 12:42:49,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 12:42:49,572 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-13 12:42:49,679 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 12:42:49,681 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 12:42:49,792 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 12:42:49,864 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 12:42:49,864 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-13 12:42:49,864 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2022-12-13 12:42:49,865 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) [2022-12-13 12:42:49,868 INFO L158 Benchmark]: Toolchain (without parser) took 743.37ms. Allocated memory is still 134.2MB. Free memory was 106.3MB in the beginning and 94.9MB in the end (delta: 11.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-12-13 12:42:49,869 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 134.2MB. Free memory is still 108.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 12:42:49,869 INFO L158 Benchmark]: CACSL2BoogieTranslator took 330.53ms. Allocated memory is still 134.2MB. Free memory was 105.7MB in the beginning and 86.1MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-13 12:42:49,870 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.27ms. Allocated memory is still 134.2MB. Free memory was 86.1MB in the beginning and 84.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 12:42:49,870 INFO L158 Benchmark]: Boogie Preprocessor took 20.77ms. Allocated memory is still 134.2MB. Free memory was 84.3MB in the beginning and 82.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 12:42:49,871 INFO L158 Benchmark]: RCFGBuilder took 355.29ms. Allocated memory is still 134.2MB. Free memory was 82.8MB in the beginning and 94.9MB in the end (delta: -12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-13 12:42:49,872 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 134.2MB. Free memory is still 108.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 330.53ms. Allocated memory is still 134.2MB. Free memory was 105.7MB in the beginning and 86.1MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.27ms. Allocated memory is still 134.2MB. Free memory was 86.1MB in the beginning and 84.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.77ms. Allocated memory is still 134.2MB. Free memory was 84.3MB in the beginning and 82.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 355.29ms. Allocated memory is still 134.2MB. Free memory was 82.8MB in the beginning and 94.9MB in the end (delta: -12.0MB). Peak memory consumption was 10.5MB. 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. [2022-12-13 12:42:49,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8/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 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_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8 --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 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-2329fc7 [2022-12-13 12:42:51,640 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 12:42:51,642 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 12:42:51,667 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 12:42:51,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 12:42:51,669 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 12:42:51,671 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 12:42:51,672 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 12:42:51,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 12:42:51,674 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 12:42:51,674 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 12:42:51,675 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 12:42:51,675 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 12:42:51,676 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 12:42:51,677 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 12:42:51,677 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 12:42:51,678 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 12:42:51,679 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 12:42:51,680 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 12:42:51,681 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 12:42:51,682 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 12:42:51,683 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 12:42:51,684 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 12:42:51,684 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 12:42:51,687 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 12:42:51,687 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 12:42:51,687 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 12:42:51,688 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 12:42:51,688 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 12:42:51,689 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 12:42:51,689 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 12:42:51,690 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 12:42:51,690 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 12:42:51,691 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 12:42:51,691 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 12:42:51,692 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 12:42:51,692 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 12:42:51,692 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 12:42:51,692 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 12:42:51,693 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 12:42:51,694 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 12:42:51,694 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2022-12-13 12:42:51,709 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 12:42:51,710 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 12:42:51,710 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 12:42:51,710 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 12:42:51,711 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 12:42:51,711 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 12:42:51,711 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 12:42:51,712 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 12:42:51,712 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 12:42:51,712 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 12:42:51,712 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 12:42:51,712 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 12:42:51,712 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 12:42:51,712 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 12:42:51,713 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 12:42:51,713 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 12:42:51,713 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 12:42:51,713 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 12:42:51,713 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 12:42:51,713 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 12:42:51,714 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 12:42:51,714 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 12:42:51,714 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 12:42:51,714 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 12:42:51,714 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 12:42:51,715 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 12:42:51,715 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 12:42:51,715 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 12:42:51,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 12:42:51,715 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 12:42:51,720 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 12:42:51,721 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 12:42:51,721 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 12:42:51,721 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 12:42:51,721 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 12:42:51,721 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 12:42:51,721 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 12:42:51,722 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 12:42:51,722 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 12:42:51,722 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 12:42:51,722 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_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2022-12-13 12:42:51,950 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 12:42:51,969 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 12:42:51,971 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 12:42:51,972 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 12:42:51,973 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 12:42:51,974 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-12-13 12:42:54,589 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 12:42:54,805 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 12:42:54,806 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-12-13 12:42:54,817 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8/data/15d3b76ef/375e63780422429296b26aff4e16247f/FLAG351b5a01e [2022-12-13 12:42:55,153 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8/data/15d3b76ef/375e63780422429296b26aff4e16247f [2022-12-13 12:42:55,154 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 12:42:55,155 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 12:42:55,156 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 12:42:55,156 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 12:42:55,159 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 12:42:55,160 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 12:42:55" (1/1) ... [2022-12-13 12:42:55,160 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@786a0eec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:42:55, skipping insertion in model container [2022-12-13 12:42:55,160 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 12:42:55" (1/1) ... [2022-12-13 12:42:55,165 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 12:42:55,186 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 12:42:55,315 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 12:42:55,387 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 12:42:55,388 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 12:42:55,391 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 12:42:55,392 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_a2b285c7-5170-4aa9-8044-a1d10f493598/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-12-13 12:42:55,392 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 12:42:55,395 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 12:42:55,405 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 12:42:55,415 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 12:42:55,432 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 12:42:55,433 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 12:42:55,434 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 12:42:55,434 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_a2b285c7-5170-4aa9-8044-a1d10f493598/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-12-13 12:42:55,434 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 12:42:55,436 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 12:42:55,458 INFO L208 MainTranslator]: Completed translation [2022-12-13 12:42:55,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:42:55 WrapperNode [2022-12-13 12:42:55,459 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 12:42:55,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 12:42:55,460 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 12:42:55,460 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 12:42:55,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:42:55" (1/1) ... [2022-12-13 12:42:55,476 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:42:55" (1/1) ... [2022-12-13 12:42:55,489 INFO L138 Inliner]: procedures = 175, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2022-12-13 12:42:55,490 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 12:42:55,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 12:42:55,490 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 12:42:55,490 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 12:42:55,496 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:42:55" (1/1) ... [2022-12-13 12:42:55,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:42:55" (1/1) ... [2022-12-13 12:42:55,499 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:42:55" (1/1) ... [2022-12-13 12:42:55,499 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:42:55" (1/1) ... [2022-12-13 12:42:55,503 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:42:55" (1/1) ... [2022-12-13 12:42:55,506 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:42:55" (1/1) ... [2022-12-13 12:42:55,507 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:42:55" (1/1) ... [2022-12-13 12:42:55,508 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:42:55" (1/1) ... [2022-12-13 12:42:55,510 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 12:42:55,511 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 12:42:55,511 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 12:42:55,511 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 12:42:55,511 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:42:55" (1/1) ... [2022-12-13 12:42:55,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 12:42:55,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:42:55,534 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 12:42:55,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 12:42:55,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-13 12:42:55,577 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-12-13 12:42:55,577 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-12-13 12:42:55,577 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-13 12:42:55,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 12:42:55,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 12:42:55,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 12:42:55,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-13 12:42:55,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-13 12:42:55,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-13 12:42:55,577 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-13 12:42:55,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 12:42:55,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 12:42:55,579 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-13 12:42:55,695 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 12:42:55,696 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 12:42:55,850 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 12:42:55,911 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 12:42:55,911 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-13 12:42:55,912 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2022-12-13 12:42:55,913 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) [2022-12-13 12:42:55,916 INFO L158 Benchmark]: Toolchain (without parser) took 760.10ms. Allocated memory is still 67.1MB. Free memory was 40.5MB in the beginning and 30.2MB in the end (delta: 10.3MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2022-12-13 12:42:55,917 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 52.4MB. Free memory was 31.3MB in the beginning and 31.2MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 12:42:55,917 INFO L158 Benchmark]: CACSL2BoogieTranslator took 303.10ms. Allocated memory is still 67.1MB. Free memory was 40.2MB in the beginning and 34.9MB in the end (delta: 5.3MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2022-12-13 12:42:55,918 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.21ms. Allocated memory is still 67.1MB. Free memory was 34.9MB in the beginning and 32.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 12:42:55,918 INFO L158 Benchmark]: Boogie Preprocessor took 19.89ms. Allocated memory is still 67.1MB. Free memory was 32.7MB in the beginning and 30.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 12:42:55,919 INFO L158 Benchmark]: RCFGBuilder took 404.16ms. Allocated memory is still 67.1MB. Free memory was 30.7MB in the beginning and 30.5MB in the end (delta: 186.2kB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 12:42:55,922 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 52.4MB. Free memory was 31.3MB in the beginning and 31.2MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 303.10ms. Allocated memory is still 67.1MB. Free memory was 40.2MB in the beginning and 34.9MB in the end (delta: 5.3MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.21ms. Allocated memory is still 67.1MB. Free memory was 34.9MB in the beginning and 32.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.89ms. Allocated memory is still 67.1MB. Free memory was 32.7MB in the beginning and 30.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 404.16ms. Allocated memory is still 67.1MB. Free memory was 30.7MB in the beginning and 30.5MB in the end (delta: 186.2kB). Peak memory consumption was 4.2MB. 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. [2022-12-13 12:42:55,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b285c7-5170-4aa9-8044-a1d10f493598/bin/uautomizer-uyxdKDjOR8/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?