./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/04-mutex_18-glob_guards.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_ae937447-2e7e-4645-8a0c-4fd0369b4a7d/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae937447-2e7e-4645-8a0c-4fd0369b4a7d/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_ae937447-2e7e-4645-8a0c-4fd0369b4a7d/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae937447-2e7e-4645-8a0c-4fd0369b4a7d/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/04-mutex_18-glob_guards.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae937447-2e7e-4645-8a0c-4fd0369b4a7d/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_ae937447-2e7e-4645-8a0c-4fd0369b4a7d/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 a0a52117517f5f1ef7fb9c68fe8f56609e6cd05991ff2a7b47c2b82f7b5210a3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:08:55,033 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:08:55,149 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae937447-2e7e-4645-8a0c-4fd0369b4a7d/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-12 00:08:55,156 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:08:55,156 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:08:55,184 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:08:55,185 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:08:55,186 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:08:55,187 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:08:55,187 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:08:55,188 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:08:55,189 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:08:55,189 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:08:55,190 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:08:55,190 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:08:55,191 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:08:55,191 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:08:55,192 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:08:55,192 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:08:55,193 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:08:55,194 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:08:55,194 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:08:55,195 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:08:55,196 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:08:55,196 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:08:55,196 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:08:55,197 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:08:55,197 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:08:55,198 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:08:55,198 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:08:55,199 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:08:55,199 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:08:55,199 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:08:55,200 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:08:55,200 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:08:55,200 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:08:55,201 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:08:55,201 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:08:55,201 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:08:55,201 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:08:55,202 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:08:55,202 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:08:55,202 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:08:55,203 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:08:55,203 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:08:55,203 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:08:55,203 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:08:55,204 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_ae937447-2e7e-4645-8a0c-4fd0369b4a7d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae937447-2e7e-4645-8a0c-4fd0369b4a7d/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0a52117517f5f1ef7fb9c68fe8f56609e6cd05991ff2a7b47c2b82f7b5210a3 [2023-11-12 00:08:55,477 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:08:55,514 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:08:55,517 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:08:55,520 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:08:55,520 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:08:55,522 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae937447-2e7e-4645-8a0c-4fd0369b4a7d/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/goblint-regression/04-mutex_18-glob_guards.i [2023-11-12 00:08:58,734 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:08:59,103 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:08:59,103 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae937447-2e7e-4645-8a0c-4fd0369b4a7d/sv-benchmarks/c/goblint-regression/04-mutex_18-glob_guards.i [2023-11-12 00:08:59,121 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae937447-2e7e-4645-8a0c-4fd0369b4a7d/bin/utaipan-verify-NcY6lQBIFX/data/a01d5b827/190871d408e04702a7b00576300f8cab/FLAG3452b72e4 [2023-11-12 00:08:59,137 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae937447-2e7e-4645-8a0c-4fd0369b4a7d/bin/utaipan-verify-NcY6lQBIFX/data/a01d5b827/190871d408e04702a7b00576300f8cab [2023-11-12 00:08:59,140 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:08:59,142 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:08:59,143 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:08:59,144 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:08:59,149 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:08:59,150 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:08:59" (1/1) ... [2023-11-12 00:08:59,152 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@739f1ac9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:59, skipping insertion in model container [2023-11-12 00:08:59,152 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:08:59" (1/1) ... [2023-11-12 00:08:59,240 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:08:59,754 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:08:59,771 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:08:59,843 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:08:59,906 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:08:59,906 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:59 WrapperNode [2023-11-12 00:08:59,907 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:08:59,908 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:08:59,908 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:08:59,908 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:08:59,916 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:59" (1/1) ... [2023-11-12 00:08:59,936 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:59" (1/1) ... [2023-11-12 00:08:59,958 INFO L138 Inliner]: procedures = 260, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 44 [2023-11-12 00:08:59,959 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:08:59,960 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:08:59,960 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:08:59,960 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:08:59,969 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:59" (1/1) ... [2023-11-12 00:08:59,970 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:59" (1/1) ... [2023-11-12 00:08:59,973 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:59" (1/1) ... [2023-11-12 00:08:59,973 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:59" (1/1) ... [2023-11-12 00:08:59,981 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:59" (1/1) ... [2023-11-12 00:08:59,983 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:59" (1/1) ... [2023-11-12 00:08:59,985 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:59" (1/1) ... [2023-11-12 00:08:59,986 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:59" (1/1) ... [2023-11-12 00:08:59,989 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:08:59,990 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:08:59,990 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:08:59,990 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:08:59,991 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:59" (1/1) ... [2023-11-12 00:08:59,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:09:00,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae937447-2e7e-4645-8a0c-4fd0369b4a7d/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:09:00,029 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae937447-2e7e-4645-8a0c-4fd0369b4a7d/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:09:00,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae937447-2e7e-4645-8a0c-4fd0369b4a7d/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:09:00,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:09:00,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:09:00,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:09:00,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:09:00,079 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-12 00:09:00,080 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-12 00:09:00,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:09:00,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:09:00,082 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 00:09:00,224 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:09:00,226 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:09:00,348 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:09:00,355 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:09:00,356 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:09:00,360 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:09:00 BoogieIcfgContainer [2023-11-12 00:09:00,360 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:09:00,364 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:09:00,364 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:09:00,368 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:09:00,368 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:08:59" (1/3) ... [2023-11-12 00:09:00,369 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d1d0be0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:09:00, skipping insertion in model container [2023-11-12 00:09:00,369 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:59" (2/3) ... [2023-11-12 00:09:00,369 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d1d0be0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:09:00, skipping insertion in model container [2023-11-12 00:09:00,370 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:09:00" (3/3) ... [2023-11-12 00:09:00,371 INFO L112 eAbstractionObserver]: Analyzing ICFG 04-mutex_18-glob_guards.i [2023-11-12 00:09:00,381 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-12 00:09:00,393 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:09:00,393 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-12 00:09:00,394 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d1d0be0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:09:00, skipping insertion in model container [2023-11-12 00:09:00,394 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:09:00,397 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:09:00,397 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:09:00,397 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:09:00,398 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:09:00" (3/3) ... [2023-11-12 00:09:00,400 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-12 00:09:00,404 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2023-11-12 00:09:00,408 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-11-12 00:09:00,408 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-12 00:09:00,408 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-12 00:09:00,501 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae937447-2e7e-4645-8a0c-4fd0369b4a7d/bin/utaipan-verify-NcY6lQBIFX/witness.graphml [2023-11-12 00:09:00,502 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae937447-2e7e-4645-8a0c-4fd0369b4a7d/bin/utaipan-verify-NcY6lQBIFX/witness.yml [2023-11-12 00:09:00,502 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:09:00,504 INFO L158 Benchmark]: Toolchain (without parser) took 1361.63ms. Allocated memory is still 180.4MB. Free memory was 140.4MB in the beginning and 91.0MB in the end (delta: 49.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-11-12 00:09:00,504 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 113.2MB. Free memory was 65.0MB in the beginning and 64.9MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:09:00,505 INFO L158 Benchmark]: CACSL2BoogieTranslator took 764.07ms. Allocated memory is still 180.4MB. Free memory was 140.4MB in the beginning and 113.1MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-12 00:09:00,506 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.32ms. Allocated memory is still 180.4MB. Free memory was 113.1MB in the beginning and 111.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:09:00,506 INFO L158 Benchmark]: Boogie Preprocessor took 29.48ms. Allocated memory is still 180.4MB. Free memory was 111.0MB in the beginning and 109.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:09:00,507 INFO L158 Benchmark]: RCFGBuilder took 370.62ms. Allocated memory is still 180.4MB. Free memory was 109.9MB in the beginning and 97.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 00:09:00,508 INFO L158 Benchmark]: TraceAbstraction took 30.68ms. Allocated memory is still 180.4MB. Free memory was 97.3MB in the beginning and 95.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:09:00,508 INFO L158 Benchmark]: Witness Printer took 105.63ms. Allocated memory is still 180.4MB. Free memory was 95.1MB in the beginning and 91.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:09:00,512 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 113.2MB. Free memory was 65.0MB in the beginning and 64.9MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 764.07ms. Allocated memory is still 180.4MB. Free memory was 140.4MB in the beginning and 113.1MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.32ms. Allocated memory is still 180.4MB. Free memory was 113.1MB in the beginning and 111.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.48ms. Allocated memory is still 180.4MB. Free memory was 111.0MB in the beginning and 109.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 370.62ms. Allocated memory is still 180.4MB. Free memory was 109.9MB in the beginning and 97.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 30.68ms. Allocated memory is still 180.4MB. Free memory was 97.3MB in the beginning and 95.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 105.63ms. Allocated memory is still 180.4MB. Free memory was 95.1MB in the beginning and 91.0MB in the end (delta: 4.2MB). 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! [2023-11-12 00:09:00,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae937447-2e7e-4645-8a0c-4fd0369b4a7d/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE