./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/01b_inc.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_cc7d18b9-20de-4d69-b7b9-54e2a43cc00b/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7d18b9-20de-4d69-b7b9-54e2a43cc00b/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_cc7d18b9-20de-4d69-b7b9-54e2a43cc00b/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7d18b9-20de-4d69-b7b9-54e2a43cc00b/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/01b_inc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7d18b9-20de-4d69-b7b9-54e2a43cc00b/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_cc7d18b9-20de-4d69-b7b9-54e2a43cc00b/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 a50cd99e32ae608752174b749acce795b64973c8c13edb78d7146b3ab3630fc9 --- 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 13:43:25,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 13:43:25,429 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 13:43:25,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 13:43:25,443 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 13:43:25,444 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 13:43:25,445 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 13:43:25,446 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 13:43:25,447 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 13:43:25,448 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 13:43:25,448 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 13:43:25,449 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 13:43:25,450 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 13:43:25,450 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 13:43:25,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 13:43:25,452 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 13:43:25,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 13:43:25,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 13:43:25,454 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 13:43:25,455 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 13:43:25,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 13:43:25,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 13:43:25,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 13:43:25,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 13:43:25,461 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 13:43:25,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 13:43:25,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 13:43:25,462 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 13:43:25,463 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 13:43:25,464 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 13:43:25,464 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 13:43:25,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 13:43:25,465 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 13:43:25,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 13:43:25,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 13:43:25,467 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 13:43:25,467 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 13:43:25,467 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 13:43:25,467 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 13:43:25,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 13:43:25,469 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 13:43:25,470 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7d18b9-20de-4d69-b7b9-54e2a43cc00b/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-12-13 13:43:25,490 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 13:43:25,491 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 13:43:25,491 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 13:43:25,491 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 13:43:25,492 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 13:43:25,492 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 13:43:25,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 13:43:25,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 13:43:25,492 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 13:43:25,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 13:43:25,493 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 13:43:25,493 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 13:43:25,493 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 13:43:25,493 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 13:43:25,493 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 13:43:25,493 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 13:43:25,494 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 13:43:25,494 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 13:43:25,494 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 13:43:25,494 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 13:43:25,494 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 13:43:25,494 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 13:43:25,494 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 13:43:25,495 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 13:43:25,495 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 13:43:25,495 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 13:43:25,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 13:43:25,495 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 13:43:25,495 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 13:43:25,496 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 13:43:25,496 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 13:43:25,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 13:43:25,496 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 13:43:25,496 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 13:43:25,496 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 13:43:25,496 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 13:43:25,497 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 13:43:25,497 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_cc7d18b9-20de-4d69-b7b9-54e2a43cc00b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7d18b9-20de-4d69-b7b9-54e2a43cc00b/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a50cd99e32ae608752174b749acce795b64973c8c13edb78d7146b3ab3630fc9 [2022-12-13 13:43:25,685 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 13:43:25,705 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 13:43:25,707 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 13:43:25,708 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 13:43:25,708 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 13:43:25,709 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7d18b9-20de-4d69-b7b9-54e2a43cc00b/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/pthread-ext/01b_inc.i [2022-12-13 13:43:28,301 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 13:43:28,486 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 13:43:28,486 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7d18b9-20de-4d69-b7b9-54e2a43cc00b/sv-benchmarks/c/pthread-ext/01b_inc.i [2022-12-13 13:43:28,498 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7d18b9-20de-4d69-b7b9-54e2a43cc00b/bin/uautomizer-uyxdKDjOR8/data/fc11ca892/8d9691d5acfc48418546551417f01586/FLAG4f2acd923 [2022-12-13 13:43:28,511 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7d18b9-20de-4d69-b7b9-54e2a43cc00b/bin/uautomizer-uyxdKDjOR8/data/fc11ca892/8d9691d5acfc48418546551417f01586 [2022-12-13 13:43:28,513 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 13:43:28,514 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 13:43:28,522 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 13:43:28,522 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 13:43:28,525 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 13:43:28,526 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 01:43:28" (1/1) ... [2022-12-13 13:43:28,527 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a93b637 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:43:28, skipping insertion in model container [2022-12-13 13:43:28,527 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 01:43:28" (1/1) ... [2022-12-13 13:43:28,533 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 13:43:28,573 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 13:43:28,719 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 13:43:28,841 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 13:43:28,842 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 13:43:28,842 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 13:43:28,844 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_cc7d18b9-20de-4d69-b7b9-54e2a43cc00b/sv-benchmarks/c/pthread-ext/01b_inc.i[31005,31018] [2022-12-13 13:43:28,844 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 13:43:28,849 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 13:43:28,858 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 13:43:28,872 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 13:43:28,891 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 13:43:28,891 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 13:43:28,892 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 13:43:28,892 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_cc7d18b9-20de-4d69-b7b9-54e2a43cc00b/sv-benchmarks/c/pthread-ext/01b_inc.i[31005,31018] [2022-12-13 13:43:28,893 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 13:43:28,895 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 13:43:28,926 INFO L208 MainTranslator]: Completed translation [2022-12-13 13:43:28,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:43:28 WrapperNode [2022-12-13 13:43:28,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 13:43:28,928 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 13:43:28,928 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 13:43:28,928 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 13:43:28,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:43:28" (1/1) ... [2022-12-13 13:43:28,948 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:43:28" (1/1) ... [2022-12-13 13:43:28,967 INFO L138 Inliner]: procedures = 173, calls = 20, calls flagged for inlining = 7, calls inlined = 8, statements flattened = 62 [2022-12-13 13:43:28,968 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 13:43:28,968 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 13:43:28,969 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 13:43:28,969 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 13:43:28,977 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:43:28" (1/1) ... [2022-12-13 13:43:28,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:43:28" (1/1) ... [2022-12-13 13:43:28,980 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:43:28" (1/1) ... [2022-12-13 13:43:28,980 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:43:28" (1/1) ... [2022-12-13 13:43:28,984 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:43:28" (1/1) ... [2022-12-13 13:43:28,988 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:43:28" (1/1) ... [2022-12-13 13:43:28,989 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:43:28" (1/1) ... [2022-12-13 13:43:28,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:43:28" (1/1) ... [2022-12-13 13:43:28,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 13:43:28,993 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 13:43:28,993 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 13:43:28,993 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 13:43:28,994 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:43:28" (1/1) ... [2022-12-13 13:43:29,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 13:43:29,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7d18b9-20de-4d69-b7b9-54e2a43cc00b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:43:29,021 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7d18b9-20de-4d69-b7b9-54e2a43cc00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 13:43:29,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7d18b9-20de-4d69-b7b9-54e2a43cc00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 13:43:29,057 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-12-13 13:43:29,057 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-12-13 13:43:29,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 13:43:29,057 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-13 13:43:29,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 13:43:29,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 13:43:29,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 13:43:29,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 13:43:29,058 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-13 13:43:29,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 13:43:29,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 13:43:29,060 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 13:43:29,147 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 13:43:29,148 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 13:43:29,262 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 13:43:29,311 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 13:43:29,311 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 13:43:29,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:43:29 BoogieIcfgContainer [2022-12-13 13:43:29,313 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 13:43:29,315 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 13:43:29,315 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 13:43:29,318 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 13:43:29,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 01:43:28" (1/3) ... [2022-12-13 13:43:29,319 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32fb2deb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 01:43:29, skipping insertion in model container [2022-12-13 13:43:29,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:43:28" (2/3) ... [2022-12-13 13:43:29,320 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32fb2deb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 01:43:29, skipping insertion in model container [2022-12-13 13:43:29,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:43:29" (3/3) ... [2022-12-13 13:43:29,321 INFO L112 eAbstractionObserver]: Analyzing ICFG 01b_inc.i [2022-12-13 13:43:29,330 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-12-13 13:43:29,340 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 13:43:29,340 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-12-13 13:43:29,342 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32fb2deb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 01:43:29, skipping insertion in model container [2022-12-13 13:43:29,342 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 13:43:29,343 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 13:43:29,343 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 13:43:29,343 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 13:43:29,343 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:43:29" (3/3) ... [2022-12-13 13:43:29,346 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 13:43:29,351 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thr1 [2022-12-13 13:43:29,353 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-12-13 13:43:29,353 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-13 13:43:29,354 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-13 13:43:29,354 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 13:43:29,374 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7d18b9-20de-4d69-b7b9-54e2a43cc00b/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 13:43:29,374 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 13:43:29,375 INFO L158 Benchmark]: Toolchain (without parser) took 860.16ms. Allocated memory was 109.1MB in the beginning and 140.5MB in the end (delta: 31.5MB). Free memory was 55.3MB in the beginning and 71.9MB in the end (delta: -16.6MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2022-12-13 13:43:29,375 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 109.1MB. Free memory is still 77.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 13:43:29,376 INFO L158 Benchmark]: CACSL2BoogieTranslator took 405.65ms. Allocated memory is still 140.5MB. Free memory was 113.7MB in the beginning and 95.0MB in the end (delta: 18.7MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2022-12-13 13:43:29,376 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.02ms. Allocated memory is still 140.5MB. Free memory was 95.0MB in the beginning and 93.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 13:43:29,377 INFO L158 Benchmark]: Boogie Preprocessor took 23.71ms. Allocated memory is still 140.5MB. Free memory was 93.7MB in the beginning and 91.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 13:43:29,377 INFO L158 Benchmark]: RCFGBuilder took 320.33ms. Allocated memory is still 140.5MB. Free memory was 91.6MB in the beginning and 76.9MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-13 13:43:29,378 INFO L158 Benchmark]: TraceAbstraction took 26.60ms. Allocated memory is still 140.5MB. Free memory was 76.0MB in the beginning and 73.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 13:43:29,378 INFO L158 Benchmark]: Witness Printer took 31.29ms. Allocated memory is still 140.5MB. Free memory was 73.9MB in the beginning and 71.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 13:43:29,381 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 109.1MB. Free memory is still 77.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 405.65ms. Allocated memory is still 140.5MB. Free memory was 113.7MB in the beginning and 95.0MB in the end (delta: 18.7MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.02ms. Allocated memory is still 140.5MB. Free memory was 95.0MB in the beginning and 93.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.71ms. Allocated memory is still 140.5MB. Free memory was 93.7MB in the beginning and 91.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 320.33ms. Allocated memory is still 140.5MB. Free memory was 91.6MB in the beginning and 76.9MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 26.60ms. Allocated memory is still 140.5MB. Free memory was 76.0MB in the beginning and 73.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 31.29ms. Allocated memory is still 140.5MB. Free memory was 73.9MB in the beginning and 71.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-12-13 13:43:29,395 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc7d18b9-20de-4d69-b7b9-54e2a43cc00b/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: TRUE