./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/06-symbeq_13-equ_proc_nr.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_71f1ce59-3716-4032-a16a-bb8d4efc4b1f/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f1ce59-3716-4032-a16a-bb8d4efc4b1f/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_71f1ce59-3716-4032-a16a-bb8d4efc4b1f/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f1ce59-3716-4032-a16a-bb8d4efc4b1f/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/06-symbeq_13-equ_proc_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f1ce59-3716-4032-a16a-bb8d4efc4b1f/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_71f1ce59-3716-4032-a16a-bb8d4efc4b1f/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 7aa541197ab3d76d3553dcc8603f5c865e8a029202164eb406db53a61111f080 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:59:24,057 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:59:24,179 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f1ce59-3716-4032-a16a-bb8d4efc4b1f/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-12 00:59:24,189 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:59:24,190 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:59:24,230 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:59:24,231 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:59:24,232 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:59:24,233 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:59:24,238 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:59:24,238 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:59:24,239 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:59:24,239 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:59:24,241 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:59:24,241 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:59:24,242 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:59:24,242 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:59:24,243 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:59:24,243 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:59:24,245 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:59:24,245 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:59:24,246 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:59:24,247 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:59:24,248 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:59:24,248 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:59:24,249 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:59:24,249 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:59:24,250 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:59:24,250 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:59:24,250 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:59:24,252 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:59:24,252 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:59:24,252 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:59:24,253 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:59:24,253 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:59:24,253 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:59:24,254 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:59:24,254 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:59:24,254 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:59:24,255 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:59:24,255 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:59:24,255 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:59:24,255 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:59:24,256 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:59:24,256 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:59:24,257 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:59:24,257 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:59:24,257 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_71f1ce59-3716-4032-a16a-bb8d4efc4b1f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f1ce59-3716-4032-a16a-bb8d4efc4b1f/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7aa541197ab3d76d3553dcc8603f5c865e8a029202164eb406db53a61111f080 [2023-11-12 00:59:24,535 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:59:24,565 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:59:24,568 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:59:24,570 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:59:24,571 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:59:24,572 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f1ce59-3716-4032-a16a-bb8d4efc4b1f/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/goblint-regression/06-symbeq_13-equ_proc_nr.i [2023-11-12 00:59:27,703 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:59:28,008 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:59:28,009 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f1ce59-3716-4032-a16a-bb8d4efc4b1f/sv-benchmarks/c/goblint-regression/06-symbeq_13-equ_proc_nr.i [2023-11-12 00:59:28,030 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f1ce59-3716-4032-a16a-bb8d4efc4b1f/bin/utaipan-verify-NcY6lQBIFX/data/09571ed79/76298714dc63450ca8948859dd9b41a2/FLAG5278372e5 [2023-11-12 00:59:28,047 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f1ce59-3716-4032-a16a-bb8d4efc4b1f/bin/utaipan-verify-NcY6lQBIFX/data/09571ed79/76298714dc63450ca8948859dd9b41a2 [2023-11-12 00:59:28,050 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:59:28,052 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:59:28,053 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:59:28,053 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:59:28,059 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:59:28,060 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:59:28" (1/1) ... [2023-11-12 00:59:28,062 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1da7e9e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:28, skipping insertion in model container [2023-11-12 00:59:28,062 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:59:28" (1/1) ... [2023-11-12 00:59:28,134 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:59:28,828 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:59:28,846 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:59:28,922 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:59:29,064 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:59:29,065 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:29 WrapperNode [2023-11-12 00:59:29,066 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:59:29,067 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:59:29,067 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:59:29,068 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:59:29,076 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:29" (1/1) ... [2023-11-12 00:59:29,121 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:29" (1/1) ... [2023-11-12 00:59:29,158 INFO L138 Inliner]: procedures = 266, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 53 [2023-11-12 00:59:29,159 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:59:29,160 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:59:29,160 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:59:29,160 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:59:29,170 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:29" (1/1) ... [2023-11-12 00:59:29,171 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:29" (1/1) ... [2023-11-12 00:59:29,186 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:29" (1/1) ... [2023-11-12 00:59:29,187 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:29" (1/1) ... [2023-11-12 00:59:29,193 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:29" (1/1) ... [2023-11-12 00:59:29,207 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:29" (1/1) ... [2023-11-12 00:59:29,209 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:29" (1/1) ... [2023-11-12 00:59:29,212 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:29" (1/1) ... [2023-11-12 00:59:29,215 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:59:29,225 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:59:29,225 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:59:29,225 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:59:29,226 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:29" (1/1) ... [2023-11-12 00:59:29,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:59:29,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f1ce59-3716-4032-a16a-bb8d4efc4b1f/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:59:29,266 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f1ce59-3716-4032-a16a-bb8d4efc4b1f/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:59:29,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f1ce59-3716-4032-a16a-bb8d4efc4b1f/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:59:29,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:59:29,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:59:29,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:59:29,326 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-12 00:59:29,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:59:29,327 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-12 00:59:29,327 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-12 00:59:29,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:59:29,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:59:29,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:59:29,331 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 00:59:29,494 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:59:29,497 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:59:29,697 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:59:29,707 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:59:29,709 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:59:29,712 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:59:29 BoogieIcfgContainer [2023-11-12 00:59:29,713 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:59:29,715 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:59:29,716 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:59:29,719 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:59:29,720 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:59:28" (1/3) ... [2023-11-12 00:59:29,721 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@295e8c96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:59:29, skipping insertion in model container [2023-11-12 00:59:29,721 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:29" (2/3) ... [2023-11-12 00:59:29,721 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@295e8c96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:59:29, skipping insertion in model container [2023-11-12 00:59:29,721 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:59:29" (3/3) ... [2023-11-12 00:59:29,723 INFO L112 eAbstractionObserver]: Analyzing ICFG 06-symbeq_13-equ_proc_nr.i [2023-11-12 00:59:29,733 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-12 00:59:29,747 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:59:29,747 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-12 00:59:29,749 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@295e8c96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:59:29, skipping insertion in model container [2023-11-12 00:59:29,750 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:59:29,751 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:59:29,752 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:59:29,752 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:59:29,753 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:59:29" (3/3) ... [2023-11-12 00:59:29,756 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-12 00:59:29,762 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2023-11-12 00:59:29,769 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-12 00:59:29,769 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-12 00:59:29,770 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-12 00:59:29,881 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f1ce59-3716-4032-a16a-bb8d4efc4b1f/bin/utaipan-verify-NcY6lQBIFX/witness.graphml [2023-11-12 00:59:29,881 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f1ce59-3716-4032-a16a-bb8d4efc4b1f/bin/utaipan-verify-NcY6lQBIFX/witness.yml [2023-11-12 00:59:29,881 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:59:29,883 INFO L158 Benchmark]: Toolchain (without parser) took 1830.82ms. Allocated memory was 138.4MB in the beginning and 176.2MB in the end (delta: 37.7MB). Free memory was 94.2MB in the beginning and 123.3MB in the end (delta: -29.1MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2023-11-12 00:59:29,884 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 100.7MB. Free memory is still 52.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:59:29,889 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1013.11ms. Allocated memory was 138.4MB in the beginning and 176.2MB in the end (delta: 37.7MB). Free memory was 94.1MB in the beginning and 146.2MB in the end (delta: -52.1MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2023-11-12 00:59:29,893 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.09ms. Allocated memory is still 176.2MB. Free memory was 146.2MB in the beginning and 144.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:59:29,894 INFO L158 Benchmark]: Boogie Preprocessor took 63.87ms. Allocated memory is still 176.2MB. Free memory was 144.2MB in the beginning and 143.2MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:59:29,894 INFO L158 Benchmark]: RCFGBuilder took 488.29ms. Allocated memory is still 176.2MB. Free memory was 143.2MB in the beginning and 129.5MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 00:59:29,894 INFO L158 Benchmark]: TraceAbstraction took 34.38ms. Allocated memory is still 176.2MB. Free memory was 129.5MB in the beginning and 127.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:59:29,895 INFO L158 Benchmark]: Witness Printer took 129.89ms. Allocated memory is still 176.2MB. Free memory was 127.4MB in the beginning and 123.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:59:29,898 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 100.7MB. Free memory is still 52.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1013.11ms. Allocated memory was 138.4MB in the beginning and 176.2MB in the end (delta: 37.7MB). Free memory was 94.1MB in the beginning and 146.2MB in the end (delta: -52.1MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.09ms. Allocated memory is still 176.2MB. Free memory was 146.2MB in the beginning and 144.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.87ms. Allocated memory is still 176.2MB. Free memory was 144.2MB in the beginning and 143.2MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 488.29ms. Allocated memory is still 176.2MB. Free memory was 143.2MB in the beginning and 129.5MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 34.38ms. Allocated memory is still 176.2MB. Free memory was 129.5MB in the beginning and 127.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 129.89ms. Allocated memory is still 176.2MB. Free memory was 127.4MB in the beginning and 123.3MB 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 00:59:29,915 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f1ce59-3716-4032-a16a-bb8d4efc4b1f/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