./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/08_rand_cas.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_fa9e42d1-307d-4921-9513-2f9129088f54/bin/ugemcutter-verify-Bi2udmvEmx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e42d1-307d-4921-9513-2f9129088f54/bin/ugemcutter-verify-Bi2udmvEmx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e42d1-307d-4921-9513-2f9129088f54/bin/ugemcutter-verify-Bi2udmvEmx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e42d1-307d-4921-9513-2f9129088f54/bin/ugemcutter-verify-Bi2udmvEmx/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-ext/08_rand_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e42d1-307d-4921-9513-2f9129088f54/bin/ugemcutter-verify-Bi2udmvEmx/config/svcomp-Overflow-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e42d1-307d-4921-9513-2f9129088f54/bin/ugemcutter-verify-Bi2udmvEmx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 111430583c5cad5728291a83d9964586feec908088fcc502d1f1ab24d409725c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 20:48:29,350 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 20:48:29,413 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e42d1-307d-4921-9513-2f9129088f54/bin/ugemcutter-verify-Bi2udmvEmx/config/svcomp-Overflow-32bit-GemCutter_Default.epf [2023-12-02 20:48:29,418 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 20:48:29,419 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 20:48:29,443 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 20:48:29,443 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 20:48:29,444 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 20:48:29,445 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 20:48:29,445 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 20:48:29,446 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 20:48:29,447 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 20:48:29,447 INFO L153 SettingsManager]: * Use SBE=true [2023-12-02 20:48:29,448 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 20:48:29,448 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 20:48:29,449 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 20:48:29,449 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 20:48:29,450 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 20:48:29,450 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 20:48:29,451 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 20:48:29,451 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 20:48:29,452 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 20:48:29,452 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 20:48:29,453 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 20:48:29,453 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 20:48:29,454 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 20:48:29,454 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 20:48:29,455 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 20:48:29,455 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 20:48:29,456 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 20:48:29,456 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 20:48:29,456 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:48:29,457 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 20:48:29,457 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 20:48:29,457 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 20:48:29,457 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-02 20:48:29,458 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2023-12-02 20:48:29,458 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 20:48:29,458 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 20:48:29,458 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-12-02 20:48:29,458 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-12-02 20:48:29,459 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 20:48:29,459 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-12-02 20:48:29,459 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-12-02 20:48:29,459 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e42d1-307d-4921-9513-2f9129088f54/bin/ugemcutter-verify-Bi2udmvEmx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e42d1-307d-4921-9513-2f9129088f54/bin/ugemcutter-verify-Bi2udmvEmx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 111430583c5cad5728291a83d9964586feec908088fcc502d1f1ab24d409725c [2023-12-02 20:48:29,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 20:48:29,674 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 20:48:29,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 20:48:29,678 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 20:48:29,679 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 20:48:29,680 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e42d1-307d-4921-9513-2f9129088f54/bin/ugemcutter-verify-Bi2udmvEmx/../../sv-benchmarks/c/pthread-ext/08_rand_cas.i [2023-12-02 20:48:32,477 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 20:48:32,701 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 20:48:32,702 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e42d1-307d-4921-9513-2f9129088f54/sv-benchmarks/c/pthread-ext/08_rand_cas.i [2023-12-02 20:48:32,717 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e42d1-307d-4921-9513-2f9129088f54/bin/ugemcutter-verify-Bi2udmvEmx/data/81014390c/ae0d8020dab44f2caec2cc13fe445bf2/FLAG821183caf [2023-12-02 20:48:32,730 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e42d1-307d-4921-9513-2f9129088f54/bin/ugemcutter-verify-Bi2udmvEmx/data/81014390c/ae0d8020dab44f2caec2cc13fe445bf2 [2023-12-02 20:48:32,732 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 20:48:32,734 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 20:48:32,735 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 20:48:32,735 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 20:48:32,741 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 20:48:32,741 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:48:32" (1/1) ... [2023-12-02 20:48:32,743 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a9198c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:48:32, skipping insertion in model container [2023-12-02 20:48:32,743 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:48:32" (1/1) ... [2023-12-02 20:48:32,794 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 20:48:33,111 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:48:33,122 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 20:48:33,164 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:48:33,198 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 20:48:33,198 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 20:48:33,206 INFO L206 MainTranslator]: Completed translation [2023-12-02 20:48:33,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:48:33 WrapperNode [2023-12-02 20:48:33,207 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 20:48:33,208 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 20:48:33,208 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 20:48:33,208 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 20:48:33,216 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:48:33" (1/1) ... [2023-12-02 20:48:33,230 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:48:33" (1/1) ... [2023-12-02 20:48:33,256 INFO L138 Inliner]: procedures = 178, calls = 41, calls flagged for inlining = 16, calls inlined = 17, statements flattened = 155 [2023-12-02 20:48:33,256 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 20:48:33,257 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 20:48:33,257 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 20:48:33,258 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 20:48:33,267 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:48:33" (1/1) ... [2023-12-02 20:48:33,267 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:48:33" (1/1) ... [2023-12-02 20:48:33,270 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:48:33" (1/1) ... [2023-12-02 20:48:33,270 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:48:33" (1/1) ... [2023-12-02 20:48:33,277 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:48:33" (1/1) ... [2023-12-02 20:48:33,281 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:48:33" (1/1) ... [2023-12-02 20:48:33,283 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:48:33" (1/1) ... [2023-12-02 20:48:33,285 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:48:33" (1/1) ... [2023-12-02 20:48:33,288 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 20:48:33,289 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 20:48:33,289 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 20:48:33,289 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 20:48:33,290 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:48:33" (1/1) ... [2023-12-02 20:48:33,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:48:33,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e42d1-307d-4921-9513-2f9129088f54/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:48:33,320 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e42d1-307d-4921-9513-2f9129088f54/bin/ugemcutter-verify-Bi2udmvEmx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 20:48:33,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e42d1-307d-4921-9513-2f9129088f54/bin/ugemcutter-verify-Bi2udmvEmx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 20:48:33,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 20:48:33,353 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-12-02 20:48:33,353 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-12-02 20:48:33,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 20:48:33,354 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 20:48:33,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 20:48:33,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 20:48:33,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 20:48:33,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 20:48:33,354 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 20:48:33,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 20:48:33,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 20:48:33,356 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 20:48:33,493 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 20:48:33,496 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 20:48:33,713 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 20:48:33,866 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 20:48:33,866 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-02 20:48:33,866 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:48:33 BoogieIcfgContainer [2023-12-02 20:48:33,867 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 20:48:33,869 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 20:48:33,869 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 20:48:33,872 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 20:48:33,873 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:48:32" (1/3) ... [2023-12-02 20:48:33,873 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3869200a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:48:33, skipping insertion in model container [2023-12-02 20:48:33,874 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:48:33" (2/3) ... [2023-12-02 20:48:33,874 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3869200a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:48:33, skipping insertion in model container [2023-12-02 20:48:33,874 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:48:33" (3/3) ... [2023-12-02 20:48:33,875 INFO L112 eAbstractionObserver]: Analyzing ICFG 08_rand_cas.i [2023-12-02 20:48:33,883 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-12-02 20:48:33,891 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 20:48:33,891 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-12-02 20:48:33,892 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3869200a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 08:48:33, skipping insertion in model container [2023-12-02 20:48:33,893 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 20:48:33,893 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 20:48:33,894 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 20:48:33,894 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 20:48:33,894 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:48:33" (3/3) ... [2023-12-02 20:48:33,896 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 20:48:33,899 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thr1 [2023-12-02 20:48:33,903 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2023-12-02 20:48:33,903 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-12-02 20:48:33,903 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-12-02 20:48:33,903 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-12-02 20:48:33,966 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e42d1-307d-4921-9513-2f9129088f54/bin/ugemcutter-verify-Bi2udmvEmx/witness.graphml [2023-12-02 20:48:33,967 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e42d1-307d-4921-9513-2f9129088f54/bin/ugemcutter-verify-Bi2udmvEmx/witness.yml [2023-12-02 20:48:33,967 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 20:48:33,968 INFO L158 Benchmark]: Toolchain (without parser) took 1233.90ms. Allocated memory is still 153.1MB. Free memory was 96.8MB in the beginning and 86.8MB in the end (delta: 10.0MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2023-12-02 20:48:33,969 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 111.1MB. Free memory is still 63.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 20:48:33,970 INFO L158 Benchmark]: CACSL2BoogieTranslator took 472.27ms. Allocated memory is still 153.1MB. Free memory was 96.8MB in the beginning and 76.3MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-02 20:48:33,970 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.61ms. Allocated memory is still 153.1MB. Free memory was 76.3MB in the beginning and 73.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 20:48:33,971 INFO L158 Benchmark]: Boogie Preprocessor took 31.06ms. Allocated memory is still 153.1MB. Free memory was 73.8MB in the beginning and 72.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 20:48:33,972 INFO L158 Benchmark]: RCFGBuilder took 577.71ms. Allocated memory is still 153.1MB. Free memory was 72.1MB in the beginning and 93.1MB in the end (delta: -21.0MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2023-12-02 20:48:33,973 INFO L158 Benchmark]: TraceAbstraction took 23.83ms. Allocated memory is still 153.1MB. Free memory was 92.8MB in the beginning and 90.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 20:48:33,973 INFO L158 Benchmark]: Witness Printer took 73.50ms. Allocated memory is still 153.1MB. Free memory was 90.9MB in the beginning and 86.8MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 20:48:33,978 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 111.1MB. Free memory is still 63.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 472.27ms. Allocated memory is still 153.1MB. Free memory was 96.8MB in the beginning and 76.3MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.61ms. Allocated memory is still 153.1MB. Free memory was 76.3MB in the beginning and 73.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.06ms. Allocated memory is still 153.1MB. Free memory was 73.8MB in the beginning and 72.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 577.71ms. Allocated memory is still 153.1MB. Free memory was 72.1MB in the beginning and 93.1MB in the end (delta: -21.0MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * TraceAbstraction took 23.83ms. Allocated memory is still 153.1MB. Free memory was 92.8MB in the beginning and 90.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 73.50ms. Allocated memory is still 153.1MB. Free memory was 90.9MB in the beginning and 86.8MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. 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! [2023-12-02 20:48:33,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa9e42d1-307d-4921-9513-2f9129088f54/bin/ugemcutter-verify-Bi2udmvEmx/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