./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 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_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/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_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/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_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/bin/uautomizer-ZsLfNo2U6R --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-38b53e6 [2022-11-25 17:27:40,288 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:27:40,291 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:27:40,315 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:27:40,319 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:27:40,323 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:27:40,325 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:27:40,330 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:27:40,332 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:27:40,338 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:27:40,340 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:27:40,343 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:27:40,344 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:27:40,349 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:27:40,352 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:27:40,355 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:27:40,357 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:27:40,358 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:27:40,361 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:27:40,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:27:40,375 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:27:40,376 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:27:40,378 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:27:40,379 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:27:40,382 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:27:40,383 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:27:40,383 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:27:40,384 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:27:40,385 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:27:40,386 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:27:40,386 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:27:40,387 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:27:40,388 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:27:40,389 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:27:40,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:27:40,391 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:27:40,391 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:27:40,392 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:27:40,392 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:27:40,393 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:27:40,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:27:40,395 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-25 17:27:40,419 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:27:40,419 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:27:40,419 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:27:40,420 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:27:40,420 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:27:40,421 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:27:40,421 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:27:40,421 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:27:40,422 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:27:40,422 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:27:40,422 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 17:27:40,423 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:27:40,423 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:27:40,423 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 17:27:40,423 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:27:40,423 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 17:27:40,424 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:27:40,424 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 17:27:40,424 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 17:27:40,424 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 17:27:40,425 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 17:27:40,425 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:27:40,425 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 17:27:40,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:27:40,426 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:27:40,426 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:27:40,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:27:40,427 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:27:40,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:27:40,427 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 17:27:40,427 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 17:27:40,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 17:27:40,428 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:27:40,428 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 17:27:40,428 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:27:40,428 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:27:40,429 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_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2022-11-25 17:27:40,660 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:27:40,682 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:27:40,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:27:40,685 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:27:40,686 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:27:40,687 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-25 17:27:43,738 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:27:43,983 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:27:43,983 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-25 17:27:43,995 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/bin/uautomizer-ZsLfNo2U6R/data/f4537da30/cf13f4d63886415daa74b0928d222825/FLAGb306eb7cd [2022-11-25 17:27:44,009 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/bin/uautomizer-ZsLfNo2U6R/data/f4537da30/cf13f4d63886415daa74b0928d222825 [2022-11-25 17:27:44,012 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:27:44,013 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:27:44,015 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:27:44,015 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:27:44,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:27:44,025 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:27:44" (1/1) ... [2022-11-25 17:27:44,026 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@127f354e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:44, skipping insertion in model container [2022-11-25 17:27:44,027 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:27:44" (1/1) ... [2022-11-25 17:27:44,035 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:27:44,101 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:27:44,339 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 17:27:44,535 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:27:44,537 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:27:44,542 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:27:44,545 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_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-25 17:27:44,546 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:27:44,551 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:27:44,561 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 17:27:44,586 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 17:27:44,615 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:27:44,616 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:27:44,621 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:27:44,622 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_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-25 17:27:44,622 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:27:44,625 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:27:44,671 INFO L208 MainTranslator]: Completed translation [2022-11-25 17:27:44,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:44 WrapperNode [2022-11-25 17:27:44,672 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:27:44,674 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 17:27:44,674 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 17:27:44,675 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 17:27:44,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:44" (1/1) ... [2022-11-25 17:27:44,717 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:44" (1/1) ... [2022-11-25 17:27:44,746 INFO L138 Inliner]: procedures = 171, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2022-11-25 17:27:44,747 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 17:27:44,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 17:27:44,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 17:27:44,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 17:27:44,759 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:44" (1/1) ... [2022-11-25 17:27:44,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:44" (1/1) ... [2022-11-25 17:27:44,767 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:44" (1/1) ... [2022-11-25 17:27:44,767 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:44" (1/1) ... [2022-11-25 17:27:44,785 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:44" (1/1) ... [2022-11-25 17:27:44,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:44" (1/1) ... [2022-11-25 17:27:44,791 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:44" (1/1) ... [2022-11-25 17:27:44,792 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:44" (1/1) ... [2022-11-25 17:27:44,801 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 17:27:44,802 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 17:27:44,802 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 17:27:44,802 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 17:27:44,803 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:44" (1/1) ... [2022-11-25 17:27:44,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:27:44,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:27:44,853 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 17:27:44,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 17:27:44,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 17:27:44,907 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-25 17:27:44,907 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-25 17:27:44,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 17:27:44,908 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-25 17:27:44,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 17:27:44,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 17:27:44,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 17:27:44,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 17:27:44,909 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-25 17:27:44,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 17:27:44,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 17:27:44,911 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 17:27:45,046 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 17:27:45,048 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 17:27:45,283 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 17:27:45,396 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 17:27:45,396 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-25 17:27:45,411 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2022-11-25 17:27:45,412 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 17:27:45,420 INFO L158 Benchmark]: Toolchain (without parser) took 1405.66ms. Allocated memory is still 197.1MB. Free memory was 151.0MB in the beginning and 165.0MB in the end (delta: -13.9MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. [2022-11-25 17:27:45,420 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 134.2MB. Free memory is still 77.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:27:45,421 INFO L158 Benchmark]: CACSL2BoogieTranslator took 658.59ms. Allocated memory is still 197.1MB. Free memory was 151.0MB in the beginning and 131.0MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-25 17:27:45,421 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.90ms. Allocated memory is still 197.1MB. Free memory was 131.0MB in the beginning and 129.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 17:27:45,422 INFO L158 Benchmark]: Boogie Preprocessor took 52.56ms. Allocated memory is still 197.1MB. Free memory was 129.0MB in the beginning and 127.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 17:27:45,422 INFO L158 Benchmark]: RCFGBuilder took 616.18ms. Allocated memory is still 197.1MB. Free memory was 127.4MB in the beginning and 165.0MB in the end (delta: -37.6MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2022-11-25 17:27:45,425 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 134.2MB. Free memory is still 77.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 658.59ms. Allocated memory is still 197.1MB. Free memory was 151.0MB in the beginning and 131.0MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.90ms. Allocated memory is still 197.1MB. Free memory was 131.0MB in the beginning and 129.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.56ms. Allocated memory is still 197.1MB. Free memory was 129.0MB in the beginning and 127.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 616.18ms. Allocated memory is still 197.1MB. Free memory was 127.4MB in the beginning and 165.0MB in the end (delta: -37.6MB). Peak memory consumption was 20.6MB. 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 17:27:45,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/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 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_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/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_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/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_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/bin/uautomizer-ZsLfNo2U6R --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-38b53e6 [2022-11-25 17:27:47,875 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:27:47,877 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:27:47,916 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:27:47,918 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:27:47,922 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:27:47,927 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:27:47,930 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:27:47,932 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:27:47,938 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:27:47,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:27:47,943 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:27:47,943 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:27:47,946 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:27:47,949 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:27:47,954 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:27:47,956 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:27:47,957 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:27:47,960 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:27:47,966 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:27:47,968 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:27:47,969 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:27:47,971 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:27:47,972 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:27:47,980 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:27:47,980 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:27:47,981 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:27:47,983 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:27:47,983 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:27:47,984 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:27:47,985 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:27:47,987 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:27:47,989 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:27:47,990 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:27:47,991 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:27:47,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:27:47,992 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:27:47,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:27:47,993 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:27:47,993 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:27:47,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:27:47,999 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2022-11-25 17:27:48,043 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:27:48,044 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:27:48,046 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:27:48,046 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:27:48,047 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:27:48,047 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:27:48,048 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:27:48,048 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:27:48,049 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:27:48,049 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:27:48,050 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 17:27:48,051 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:27:48,051 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 17:27:48,051 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:27:48,052 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 17:27:48,052 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:27:48,052 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 17:27:48,052 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 17:27:48,053 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 17:27:48,053 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 17:27:48,053 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 17:27:48,054 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 17:27:48,054 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 17:27:48,054 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:27:48,054 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 17:27:48,055 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:27:48,055 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:27:48,055 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:27:48,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:27:48,056 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:27:48,056 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:27:48,057 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 17:27:48,057 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 17:27:48,057 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 17:27:48,058 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:27:48,058 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 17:27:48,058 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:27:48,059 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:27:48,059 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 17:27:48,059 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_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2022-11-25 17:27:48,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:27:48,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:27:48,511 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:27:48,512 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:27:48,513 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:27:48,515 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-25 17:27:51,502 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:27:51,748 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:27:51,749 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-25 17:27:51,778 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/bin/uautomizer-ZsLfNo2U6R/data/ab5306f2a/c43505de69e2407785c5703b9f16f591/FLAGe2d6b02ea [2022-11-25 17:27:51,793 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/bin/uautomizer-ZsLfNo2U6R/data/ab5306f2a/c43505de69e2407785c5703b9f16f591 [2022-11-25 17:27:51,796 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:27:51,797 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:27:51,799 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:27:51,799 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:27:51,803 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:27:51,804 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:27:51" (1/1) ... [2022-11-25 17:27:51,805 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@243005ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:51, skipping insertion in model container [2022-11-25 17:27:51,805 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:27:51" (1/1) ... [2022-11-25 17:27:51,812 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:27:51,846 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:27:52,021 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 17:27:52,194 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:27:52,195 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:27:52,201 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:27:52,202 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_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-25 17:27:52,203 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:27:52,209 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:27:52,224 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 17:27:52,255 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 17:27:52,284 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:27:52,291 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:27:52,293 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 17:27:52,294 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_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-25 17:27:52,296 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 17:27:52,298 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:27:52,332 INFO L208 MainTranslator]: Completed translation [2022-11-25 17:27:52,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:52 WrapperNode [2022-11-25 17:27:52,333 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:27:52,334 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 17:27:52,334 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 17:27:52,334 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 17:27:52,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:52" (1/1) ... [2022-11-25 17:27:52,362 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:52" (1/1) ... [2022-11-25 17:27:52,394 INFO L138 Inliner]: procedures = 175, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2022-11-25 17:27:52,395 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 17:27:52,396 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 17:27:52,398 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 17:27:52,398 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 17:27:52,406 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:52" (1/1) ... [2022-11-25 17:27:52,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:52" (1/1) ... [2022-11-25 17:27:52,423 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:52" (1/1) ... [2022-11-25 17:27:52,431 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:52" (1/1) ... [2022-11-25 17:27:52,437 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:52" (1/1) ... [2022-11-25 17:27:52,448 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:52" (1/1) ... [2022-11-25 17:27:52,451 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:52" (1/1) ... [2022-11-25 17:27:52,458 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:52" (1/1) ... [2022-11-25 17:27:52,462 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 17:27:52,462 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 17:27:52,463 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 17:27:52,463 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 17:27:52,464 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:52" (1/1) ... [2022-11-25 17:27:52,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:27:52,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:27:52,513 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 17:27:52,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 17:27:52,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-25 17:27:52,567 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-25 17:27:52,567 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-25 17:27:52,567 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-25 17:27:52,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 17:27:52,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 17:27:52,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 17:27:52,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-25 17:27:52,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-25 17:27:52,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-25 17:27:52,568 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-25 17:27:52,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 17:27:52,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 17:27:52,570 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 17:27:52,783 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 17:27:52,785 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 17:27:53,038 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 17:27:53,129 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 17:27:53,129 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-25 17:27:53,130 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2022-11-25 17:27:53,131 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 17:27:53,143 INFO L158 Benchmark]: Toolchain (without parser) took 1337.74ms. Allocated memory is still 73.4MB. Free memory was 44.2MB in the beginning and 39.0MB in the end (delta: 5.3MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2022-11-25 17:27:53,144 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 56.6MB. Free memory was 33.7MB in the beginning and 33.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:27:53,144 INFO L158 Benchmark]: CACSL2BoogieTranslator took 534.16ms. Allocated memory is still 73.4MB. Free memory was 44.1MB in the beginning and 40.2MB in the end (delta: 3.8MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2022-11-25 17:27:53,145 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.99ms. Allocated memory is still 73.4MB. Free memory was 40.2MB in the beginning and 38.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 17:27:53,147 INFO L158 Benchmark]: Boogie Preprocessor took 66.10ms. Allocated memory is still 73.4MB. Free memory was 38.1MB in the beginning and 36.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 17:27:53,148 INFO L158 Benchmark]: RCFGBuilder took 671.90ms. Allocated memory is still 73.4MB. Free memory was 36.3MB in the beginning and 39.0MB in the end (delta: -2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-25 17:27:53,155 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 56.6MB. Free memory was 33.7MB in the beginning and 33.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 534.16ms. Allocated memory is still 73.4MB. Free memory was 44.1MB in the beginning and 40.2MB in the end (delta: 3.8MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.99ms. Allocated memory is still 73.4MB. Free memory was 40.2MB in the beginning and 38.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.10ms. Allocated memory is still 73.4MB. Free memory was 38.1MB in the beginning and 36.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 671.90ms. Allocated memory is still 73.4MB. Free memory was 36.3MB in the beginning and 39.0MB in the end (delta: -2.6MB). Peak memory consumption was 8.4MB. 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 17:27:53,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d0fabf5-f281-4b46-96b7-4c9f8881ba02/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?