./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-races/race-1_3-join.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_c642b785-86d5-47c2-bd2d-7089f013b2d8/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c642b785-86d5-47c2-bd2d-7089f013b2d8/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c642b785-86d5-47c2-bd2d-7089f013b2d8/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c642b785-86d5-47c2-bd2d-7089f013b2d8/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-races/race-1_3-join.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c642b785-86d5-47c2-bd2d-7089f013b2d8/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c642b785-86d5-47c2-bd2d-7089f013b2d8/bin/utaipan-verify-NcY6lQBIFX --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 8c7f2059024755e8d2127555397365a96bb56530f6a4795548fd916204307c42 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:15:04,094 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:15:04,218 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c642b785-86d5-47c2-bd2d-7089f013b2d8/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-12 00:15:04,230 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:15:04,231 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:15:04,279 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:15:04,280 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:15:04,280 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:15:04,281 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:15:04,286 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:15:04,287 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:15:04,288 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:15:04,288 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:15:04,290 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:15:04,291 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:15:04,291 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:15:04,291 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:15:04,292 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:15:04,292 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:15:04,293 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:15:04,295 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:15:04,295 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:15:04,296 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:15:04,297 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:15:04,297 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:15:04,298 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:15:04,298 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:15:04,299 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:15:04,299 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:15:04,300 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:15:04,301 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:15:04,301 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:15:04,301 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:15:04,302 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:15:04,302 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:15:04,302 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:15:04,303 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:15:04,303 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:15:04,303 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:15:04,303 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:15:04,304 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:15:04,304 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:15:04,304 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:15:04,305 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:15:04,305 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:15:04,306 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:15:04,306 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:15:04,306 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_c642b785-86d5-47c2-bd2d-7089f013b2d8/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c642b785-86d5-47c2-bd2d-7089f013b2d8/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c7f2059024755e8d2127555397365a96bb56530f6a4795548fd916204307c42 [2023-11-12 00:15:04,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:15:04,587 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:15:04,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:15:04,592 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:15:04,593 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:15:04,594 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c642b785-86d5-47c2-bd2d-7089f013b2d8/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/ldv-races/race-1_3-join.i [2023-11-12 00:15:07,733 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:15:08,208 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:15:08,208 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c642b785-86d5-47c2-bd2d-7089f013b2d8/sv-benchmarks/c/ldv-races/race-1_3-join.i [2023-11-12 00:15:08,246 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c642b785-86d5-47c2-bd2d-7089f013b2d8/bin/utaipan-verify-NcY6lQBIFX/data/fad0e2f2d/5ba6f9cf81994dcfa0ea8213e0f05696/FLAGf53ec4209 [2023-11-12 00:15:08,263 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c642b785-86d5-47c2-bd2d-7089f013b2d8/bin/utaipan-verify-NcY6lQBIFX/data/fad0e2f2d/5ba6f9cf81994dcfa0ea8213e0f05696 [2023-11-12 00:15:08,266 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:15:08,267 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:15:08,269 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:15:08,270 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:15:08,276 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:15:08,277 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:15:08" (1/1) ... [2023-11-12 00:15:08,278 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d817fd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:08, skipping insertion in model container [2023-11-12 00:15:08,278 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:15:08" (1/1) ... [2023-11-12 00:15:08,357 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:15:09,161 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:15:09,178 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:15:09,275 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:15:09,475 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:15:09,476 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:15:09,486 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:15:09,486 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:09 WrapperNode [2023-11-12 00:15:09,487 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:15:09,488 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:15:09,488 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:15:09,488 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:15:09,497 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:09" (1/1) ... [2023-11-12 00:15:09,548 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:09" (1/1) ... [2023-11-12 00:15:09,596 INFO L138 Inliner]: procedures = 482, calls = 34, calls flagged for inlining = 9, calls inlined = 12, statements flattened = 101 [2023-11-12 00:15:09,597 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:15:09,598 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:15:09,598 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:15:09,598 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:15:09,607 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:09" (1/1) ... [2023-11-12 00:15:09,607 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:09" (1/1) ... [2023-11-12 00:15:09,612 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:09" (1/1) ... [2023-11-12 00:15:09,612 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:09" (1/1) ... [2023-11-12 00:15:09,626 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:09" (1/1) ... [2023-11-12 00:15:09,628 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:09" (1/1) ... [2023-11-12 00:15:09,634 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:09" (1/1) ... [2023-11-12 00:15:09,637 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:09" (1/1) ... [2023-11-12 00:15:09,644 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:15:09,646 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:15:09,646 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:15:09,646 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:15:09,647 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:09" (1/1) ... [2023-11-12 00:15:09,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:15:09,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c642b785-86d5-47c2-bd2d-7089f013b2d8/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:15:09,709 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c642b785-86d5-47c2-bd2d-7089f013b2d8/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:15:09,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c642b785-86d5-47c2-bd2d-7089f013b2d8/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:15:09,762 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:15:09,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:15:09,765 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:15:09,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:15:09,766 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-12 00:15:09,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:15:09,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:15:09,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:15:09,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:15:09,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:15:09,770 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:15:09,770 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:15:09,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:15:09,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:15:09,772 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:15:10,136 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:15:10,138 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:15:10,338 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:15:10,387 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:15:10,393 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:15:10,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:15:10 BoogieIcfgContainer [2023-11-12 00:15:10,396 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:15:10,401 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:15:10,401 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:15:10,404 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:15:10,405 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:15:08" (1/3) ... [2023-11-12 00:15:10,407 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a368c72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:15:10, skipping insertion in model container [2023-11-12 00:15:10,407 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:09" (2/3) ... [2023-11-12 00:15:10,409 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a368c72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:15:10, skipping insertion in model container [2023-11-12 00:15:10,409 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:15:10" (3/3) ... [2023-11-12 00:15:10,411 INFO L112 eAbstractionObserver]: Analyzing ICFG race-1_3-join.i [2023-11-12 00:15:10,420 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-12 00:15:10,430 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:15:10,430 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-12 00:15:10,432 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a368c72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:15:10, skipping insertion in model container [2023-11-12 00:15:10,432 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:15:10,433 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:15:10,433 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:15:10,433 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:15:10,434 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:15:10" (3/3) ... [2023-11-12 00:15:10,436 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-12 00:15:10,440 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-11-12 00:15:10,447 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2023-11-12 00:15:10,447 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-12 00:15:10,448 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-12 00:15:10,448 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-12 00:15:10,550 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c642b785-86d5-47c2-bd2d-7089f013b2d8/bin/utaipan-verify-NcY6lQBIFX/witness.graphml [2023-11-12 00:15:10,551 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c642b785-86d5-47c2-bd2d-7089f013b2d8/bin/utaipan-verify-NcY6lQBIFX/witness.yml [2023-11-12 00:15:10,551 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:15:10,552 INFO L158 Benchmark]: Toolchain (without parser) took 2284.50ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 105.6MB in the beginning and 101.0MB in the end (delta: 4.6MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. [2023-11-12 00:15:10,553 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 155.2MB. Free memory is still 101.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:15:10,553 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1217.80ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 105.1MB in the beginning and 136.6MB in the end (delta: -31.5MB). Peak memory consumption was 53.0MB. Max. memory is 16.1GB. [2023-11-12 00:15:10,554 INFO L158 Benchmark]: Boogie Procedure Inliner took 109.37ms. Allocated memory is still 190.8MB. Free memory was 136.6MB in the beginning and 133.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:15:10,555 INFO L158 Benchmark]: Boogie Preprocessor took 46.73ms. Allocated memory is still 190.8MB. Free memory was 133.6MB in the beginning and 131.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:15:10,555 INFO L158 Benchmark]: RCFGBuilder took 750.49ms. Allocated memory is still 190.8MB. Free memory was 131.5MB in the beginning and 108.5MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-12 00:15:10,556 INFO L158 Benchmark]: TraceAbstraction took 31.49ms. Allocated memory is still 190.8MB. Free memory was 108.5MB in the beginning and 106.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:15:10,557 INFO L158 Benchmark]: Witness Printer took 118.08ms. Allocated memory is still 190.8MB. Free memory was 106.2MB in the beginning and 101.0MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:15:10,559 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 155.2MB. Free memory is still 101.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1217.80ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 105.1MB in the beginning and 136.6MB in the end (delta: -31.5MB). Peak memory consumption was 53.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 109.37ms. Allocated memory is still 190.8MB. Free memory was 136.6MB in the beginning and 133.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.73ms. Allocated memory is still 190.8MB. Free memory was 133.6MB in the beginning and 131.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 750.49ms. Allocated memory is still 190.8MB. Free memory was 131.5MB in the beginning and 108.5MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 31.49ms. Allocated memory is still 190.8MB. Free memory was 108.5MB in the beginning and 106.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 118.08ms. Allocated memory is still 190.8MB. Free memory was 106.2MB in the beginning and 101.0MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. 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! [2023-11-12 00:15:10,576 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c642b785-86d5-47c2-bd2d-7089f013b2d8/bin/utaipan-verify-NcY6lQBIFX/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