./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_unknown_2_neg.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_53652246-a350-4027-a9c7-4530513dd74f/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53652246-a350-4027-a9c7-4530513dd74f/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_53652246-a350-4027-a9c7-4530513dd74f/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53652246-a350-4027-a9c7-4530513dd74f/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_unknown_2_neg.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53652246-a350-4027-a9c7-4530513dd74f/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_53652246-a350-4027-a9c7-4530513dd74f/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 9466f27e00e9305501eee0377198b5d988616fcd0740d7b6b046dc1579fad0d0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:24:00,654 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:24:00,774 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53652246-a350-4027-a9c7-4530513dd74f/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-19 05:24:00,786 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:24:00,787 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:24:00,827 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:24:00,828 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:24:00,829 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:24:00,830 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:24:00,835 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:24:00,835 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:24:00,836 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:24:00,837 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:24:00,838 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:24:00,839 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:24:00,839 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:24:00,840 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:24:00,840 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:24:00,841 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:24:00,842 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:24:00,842 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:24:00,843 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:24:00,844 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:24:00,845 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:24:00,845 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:24:00,846 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:24:00,846 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:24:00,847 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:24:00,847 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:24:00,848 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:24:00,849 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:24:00,849 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 05:24:00,850 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 05:24:00,850 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:24:00,850 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:24:00,851 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:24:00,851 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:24:00,851 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:24:00,852 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:24:00,852 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:24:00,853 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:24:00,853 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:24:00,853 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:24:00,854 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:24:00,854 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:24:00,855 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:24:00,855 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:24:00,855 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_53652246-a350-4027-a9c7-4530513dd74f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53652246-a350-4027-a9c7-4530513dd74f/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9466f27e00e9305501eee0377198b5d988616fcd0740d7b6b046dc1579fad0d0 [2023-11-19 05:24:01,151 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:24:01,185 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:24:01,188 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:24:01,190 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:24:01,191 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:24:01,192 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53652246-a350-4027-a9c7-4530513dd74f/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_unknown_2_neg.i [2023-11-19 05:24:04,193 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:24:04,552 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:24:04,557 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53652246-a350-4027-a9c7-4530513dd74f/sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_unknown_2_neg.i [2023-11-19 05:24:04,581 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53652246-a350-4027-a9c7-4530513dd74f/bin/utaipan-verify-t7M7D8N6sZ/data/b2c150673/8d8e93f10fa04d17a62aec967a174073/FLAGfb66fc322 [2023-11-19 05:24:04,599 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53652246-a350-4027-a9c7-4530513dd74f/bin/utaipan-verify-t7M7D8N6sZ/data/b2c150673/8d8e93f10fa04d17a62aec967a174073 [2023-11-19 05:24:04,605 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:24:04,606 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:24:04,609 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:24:04,610 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:24:04,615 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:24:04,616 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:24:04" (1/1) ... [2023-11-19 05:24:04,617 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70ac8aaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:04, skipping insertion in model container [2023-11-19 05:24:04,617 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:24:04" (1/1) ... [2023-11-19 05:24:04,678 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:24:05,063 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:24:05,080 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:24:05,146 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:24:05,203 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:24:05,203 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:05 WrapperNode [2023-11-19 05:24:05,203 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:24:05,205 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:24:05,205 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:24:05,206 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:24:05,215 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:05" (1/1) ... [2023-11-19 05:24:05,249 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:05" (1/1) ... [2023-11-19 05:24:05,279 INFO L138 Inliner]: procedures = 163, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2023-11-19 05:24:05,280 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:24:05,280 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:24:05,281 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:24:05,281 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:24:05,291 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:05" (1/1) ... [2023-11-19 05:24:05,291 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:05" (1/1) ... [2023-11-19 05:24:05,299 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:05" (1/1) ... [2023-11-19 05:24:05,300 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:05" (1/1) ... [2023-11-19 05:24:05,312 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:05" (1/1) ... [2023-11-19 05:24:05,317 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:05" (1/1) ... [2023-11-19 05:24:05,330 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:05" (1/1) ... [2023-11-19 05:24:05,332 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:05" (1/1) ... [2023-11-19 05:24:05,335 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:24:05,339 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:24:05,339 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:24:05,344 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:24:05,345 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:05" (1/1) ... [2023-11-19 05:24:05,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:24:05,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53652246-a350-4027-a9c7-4530513dd74f/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:24:05,384 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53652246-a350-4027-a9c7-4530513dd74f/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:24:05,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53652246-a350-4027-a9c7-4530513dd74f/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:24:05,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 05:24:05,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 05:24:05,430 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 05:24:05,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:24:05,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 05:24:05,431 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-19 05:24:05,431 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-19 05:24:05,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 05:24:05,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:24:05,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:24:05,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:24:05,436 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 05:24:05,627 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:24:05,630 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:24:05,840 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:24:05,849 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:24:05,852 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 05:24:05,857 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:24:05 BoogieIcfgContainer [2023-11-19 05:24:05,858 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:24:05,863 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:24:05,863 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:24:05,866 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:24:05,866 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:24:04" (1/3) ... [2023-11-19 05:24:05,867 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fa20bb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:24:05, skipping insertion in model container [2023-11-19 05:24:05,868 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:05" (2/3) ... [2023-11-19 05:24:05,870 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fa20bb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:24:05, skipping insertion in model container [2023-11-19 05:24:05,871 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:24:05" (3/3) ... [2023-11-19 05:24:05,872 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_18-first-reads_unknown_2_neg.i [2023-11-19 05:24:05,888 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-19 05:24:05,899 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:24:05,900 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-19 05:24:05,902 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fa20bb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:24:05, skipping insertion in model container [2023-11-19 05:24:05,902 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:24:05,904 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:24:05,904 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:24:05,904 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:24:05,905 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:24:05" (3/3) ... [2023-11-19 05:24:05,909 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 05:24:05,914 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2023-11-19 05:24:05,918 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-11-19 05:24:05,918 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-19 05:24:05,919 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 05:24:05,919 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 05:24:06,028 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53652246-a350-4027-a9c7-4530513dd74f/bin/utaipan-verify-t7M7D8N6sZ/witness.graphml [2023-11-19 05:24:06,028 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53652246-a350-4027-a9c7-4530513dd74f/bin/utaipan-verify-t7M7D8N6sZ/witness.yml [2023-11-19 05:24:06,028 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:24:06,030 INFO L158 Benchmark]: Toolchain (without parser) took 1423.41ms. Allocated memory was 134.2MB in the beginning and 172.0MB in the end (delta: 37.7MB). Free memory was 70.8MB in the beginning and 110.0MB in the end (delta: -39.2MB). Peak memory consumption was 1.9MB. Max. memory is 16.1GB. [2023-11-19 05:24:06,031 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 134.2MB. Free memory was 106.0MB in the beginning and 105.9MB in the end (delta: 159.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:24:06,031 INFO L158 Benchmark]: CACSL2BoogieTranslator took 594.54ms. Allocated memory was 134.2MB in the beginning and 172.0MB in the end (delta: 37.7MB). Free memory was 70.7MB in the beginning and 133.1MB in the end (delta: -62.4MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2023-11-19 05:24:06,032 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.01ms. Allocated memory is still 172.0MB. Free memory was 133.1MB in the beginning and 131.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:24:06,033 INFO L158 Benchmark]: Boogie Preprocessor took 55.39ms. Allocated memory is still 172.0MB. Free memory was 131.8MB in the beginning and 130.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:24:06,033 INFO L158 Benchmark]: RCFGBuilder took 519.75ms. Allocated memory is still 172.0MB. Free memory was 130.2MB in the beginning and 117.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 05:24:06,034 INFO L158 Benchmark]: TraceAbstraction took 39.59ms. Allocated memory is still 172.0MB. Free memory was 116.3MB in the beginning and 115.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:24:06,034 INFO L158 Benchmark]: Witness Printer took 124.85ms. Allocated memory is still 172.0MB. Free memory was 114.2MB in the beginning and 110.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:24:06,042 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 134.2MB. Free memory was 106.0MB in the beginning and 105.9MB in the end (delta: 159.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 594.54ms. Allocated memory was 134.2MB in the beginning and 172.0MB in the end (delta: 37.7MB). Free memory was 70.7MB in the beginning and 133.1MB in the end (delta: -62.4MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.01ms. Allocated memory is still 172.0MB. Free memory was 133.1MB in the beginning and 131.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 55.39ms. Allocated memory is still 172.0MB. Free memory was 131.8MB in the beginning and 130.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 519.75ms. Allocated memory is still 172.0MB. Free memory was 130.2MB in the beginning and 117.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 39.59ms. Allocated memory is still 172.0MB. Free memory was 116.3MB in the beginning and 115.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 124.85ms. Allocated memory is still 172.0MB. Free memory was 114.2MB in the beginning and 110.0MB 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! [2023-11-19 05:24:06,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53652246-a350-4027-a9c7-4530513dd74f/bin/utaipan-verify-t7M7D8N6sZ/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