./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/36-apron_41-threadenter-no-locals_unknown_1_pos.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_427f4c0b-7fbe-46ff-9a10-6087b3bcece5/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427f4c0b-7fbe-46ff-9a10-6087b3bcece5/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427f4c0b-7fbe-46ff-9a10-6087b3bcece5/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427f4c0b-7fbe-46ff-9a10-6087b3bcece5/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/36-apron_41-threadenter-no-locals_unknown_1_pos.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427f4c0b-7fbe-46ff-9a10-6087b3bcece5/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427f4c0b-7fbe-46ff-9a10-6087b3bcece5/bin/utaipan-verify-t7M7D8N6sZ --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 89785c0d24fcdefc69967ffaff157c690c4dc9452939a731c93e500faa24c4d7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:03:46,195 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:03:46,326 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427f4c0b-7fbe-46ff-9a10-6087b3bcece5/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-19 05:03:46,335 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:03:46,336 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:03:46,377 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:03:46,378 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:03:46,378 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:03:46,379 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:03:46,386 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:03:46,387 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:03:46,387 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:03:46,388 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:03:46,390 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:03:46,391 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:03:46,391 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:03:46,392 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:03:46,392 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:03:46,392 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:03:46,393 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:03:46,393 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:03:46,394 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:03:46,395 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:03:46,396 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:03:46,396 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:03:46,397 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:03:46,397 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:03:46,398 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:03:46,398 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:03:46,399 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:03:46,399 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:03:46,400 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 05:03:46,400 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 05:03:46,400 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:03:46,400 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:03:46,401 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:03:46,401 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:03:46,401 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:03:46,401 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:03:46,402 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:03:46,402 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:03:46,402 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:03:46,403 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:03:46,403 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:03:46,404 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:03:46,404 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:03:46,404 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:03:46,404 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_427f4c0b-7fbe-46ff-9a10-6087b3bcece5/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427f4c0b-7fbe-46ff-9a10-6087b3bcece5/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89785c0d24fcdefc69967ffaff157c690c4dc9452939a731c93e500faa24c4d7 [2023-11-19 05:03:46,699 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:03:46,732 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:03:46,736 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:03:46,739 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:03:46,740 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:03:46,741 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427f4c0b-7fbe-46ff-9a10-6087b3bcece5/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/goblint-regression/36-apron_41-threadenter-no-locals_unknown_1_pos.i [2023-11-19 05:03:49,992 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:03:50,300 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:03:50,301 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427f4c0b-7fbe-46ff-9a10-6087b3bcece5/sv-benchmarks/c/goblint-regression/36-apron_41-threadenter-no-locals_unknown_1_pos.i [2023-11-19 05:03:50,319 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427f4c0b-7fbe-46ff-9a10-6087b3bcece5/bin/utaipan-verify-t7M7D8N6sZ/data/85e8b7874/8766c5dcb9cc4e988ce91871e43c2ef7/FLAG0ebf7a2c7 [2023-11-19 05:03:50,335 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427f4c0b-7fbe-46ff-9a10-6087b3bcece5/bin/utaipan-verify-t7M7D8N6sZ/data/85e8b7874/8766c5dcb9cc4e988ce91871e43c2ef7 [2023-11-19 05:03:50,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:03:50,340 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:03:50,342 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:03:50,342 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:03:50,348 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:03:50,349 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:03:50" (1/1) ... [2023-11-19 05:03:50,350 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f20a917 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:50, skipping insertion in model container [2023-11-19 05:03:50,350 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:03:50" (1/1) ... [2023-11-19 05:03:50,397 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:03:50,761 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:03:50,774 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:03:50,847 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:03:50,898 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:03:50,898 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:50 WrapperNode [2023-11-19 05:03:50,899 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:03:50,900 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:03:50,900 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:03:50,900 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:03:50,909 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:50" (1/1) ... [2023-11-19 05:03:50,941 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:50" (1/1) ... [2023-11-19 05:03:50,969 INFO L138 Inliner]: procedures = 162, calls = 13, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 38 [2023-11-19 05:03:50,969 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:03:50,970 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:03:50,970 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:03:50,971 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:03:50,980 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:50" (1/1) ... [2023-11-19 05:03:50,981 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:50" (1/1) ... [2023-11-19 05:03:50,995 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:50" (1/1) ... [2023-11-19 05:03:50,997 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:50" (1/1) ... [2023-11-19 05:03:51,002 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:50" (1/1) ... [2023-11-19 05:03:51,010 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:50" (1/1) ... [2023-11-19 05:03:51,011 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:50" (1/1) ... [2023-11-19 05:03:51,018 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:50" (1/1) ... [2023-11-19 05:03:51,021 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:03:51,027 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:03:51,027 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:03:51,027 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:03:51,028 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:50" (1/1) ... [2023-11-19 05:03:51,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:03:51,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427f4c0b-7fbe-46ff-9a10-6087b3bcece5/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:03:51,065 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427f4c0b-7fbe-46ff-9a10-6087b3bcece5/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:03:51,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427f4c0b-7fbe-46ff-9a10-6087b3bcece5/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:03:51,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 05:03:51,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:03:51,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 05:03:51,121 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-19 05:03:51,122 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-19 05:03:51,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 05:03:51,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:03:51,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:03:51,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:03:51,126 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 05:03:51,324 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:03:51,327 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:03:51,483 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:03:51,492 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:03:51,493 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 05:03:51,497 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:03:51 BoogieIcfgContainer [2023-11-19 05:03:51,497 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:03:51,516 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:03:51,516 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:03:51,525 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:03:51,525 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:03:50" (1/3) ... [2023-11-19 05:03:51,526 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3072b272 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:03:51, skipping insertion in model container [2023-11-19 05:03:51,526 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:50" (2/3) ... [2023-11-19 05:03:51,527 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3072b272 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:03:51, skipping insertion in model container [2023-11-19 05:03:51,527 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:03:51" (3/3) ... [2023-11-19 05:03:51,529 INFO L112 eAbstractionObserver]: Analyzing ICFG 36-apron_41-threadenter-no-locals_unknown_1_pos.i [2023-11-19 05:03:51,543 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-19 05:03:51,555 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:03:51,556 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-19 05:03:51,559 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3072b272 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:03:51, skipping insertion in model container [2023-11-19 05:03:51,560 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:03:51,562 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:03:51,562 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:03:51,562 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:03:51,563 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:03:51" (3/3) ... [2023-11-19 05:03:51,566 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 05:03:51,571 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2023-11-19 05:03:51,576 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-19 05:03:51,576 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-19 05:03:51,576 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 05:03:51,577 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 05:03:51,659 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427f4c0b-7fbe-46ff-9a10-6087b3bcece5/bin/utaipan-verify-t7M7D8N6sZ/witness.graphml [2023-11-19 05:03:51,660 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427f4c0b-7fbe-46ff-9a10-6087b3bcece5/bin/utaipan-verify-t7M7D8N6sZ/witness.yml [2023-11-19 05:03:51,660 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:03:51,662 INFO L158 Benchmark]: Toolchain (without parser) took 1321.37ms. Allocated memory was 140.5MB in the beginning and 190.8MB in the end (delta: 50.3MB). Free memory was 95.0MB in the beginning and 155.7MB in the end (delta: -60.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:03:51,663 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 102.8MB. Free memory is still 56.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:03:51,663 INFO L158 Benchmark]: CACSL2BoogieTranslator took 557.52ms. Allocated memory is still 140.5MB. Free memory was 94.6MB in the beginning and 76.1MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 05:03:51,664 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.49ms. Allocated memory is still 140.5MB. Free memory was 76.1MB in the beginning and 74.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:03:51,665 INFO L158 Benchmark]: Boogie Preprocessor took 55.57ms. Allocated memory is still 140.5MB. Free memory was 74.4MB in the beginning and 73.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:03:51,665 INFO L158 Benchmark]: RCFGBuilder took 470.78ms. Allocated memory is still 140.5MB. Free memory was 73.2MB in the beginning and 109.6MB in the end (delta: -36.4MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2023-11-19 05:03:51,666 INFO L158 Benchmark]: TraceAbstraction took 43.69ms. Allocated memory is still 190.8MB. Free memory was 161.9MB in the beginning and 159.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:03:51,667 INFO L158 Benchmark]: Witness Printer took 98.65ms. Allocated memory is still 190.8MB. Free memory was 159.9MB in the beginning and 155.7MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:03:51,671 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 102.8MB. Free memory is still 56.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 557.52ms. Allocated memory is still 140.5MB. Free memory was 94.6MB in the beginning and 76.1MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.49ms. Allocated memory is still 140.5MB. Free memory was 76.1MB in the beginning and 74.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.57ms. Allocated memory is still 140.5MB. Free memory was 74.4MB in the beginning and 73.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 470.78ms. Allocated memory is still 140.5MB. Free memory was 73.2MB in the beginning and 109.6MB in the end (delta: -36.4MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * TraceAbstraction took 43.69ms. Allocated memory is still 190.8MB. Free memory was 161.9MB in the beginning and 159.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 98.65ms. Allocated memory is still 190.8MB. Free memory was 159.9MB in the beginning and 155.7MB in the end (delta: 4.1MB). 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! [2023-11-19 05:03:51,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427f4c0b-7fbe-46ff-9a10-6087b3bcece5/bin/utaipan-verify-t7M7D8N6sZ/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