./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/13-privatized_40-traces-ex-6_true.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 5e519f3a 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_9b73c864-09ed-415d-bbd5-a44d078e8112/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b73c864-09ed-415d-bbd5-a44d078e8112/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b73c864-09ed-415d-bbd5-a44d078e8112/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b73c864-09ed-415d-bbd5-a44d078e8112/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/13-privatized_40-traces-ex-6_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b73c864-09ed-415d-bbd5-a44d078e8112/bin/utaipan-7li7fVZpFI/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b73c864-09ed-415d-bbd5-a44d078e8112/bin/utaipan-7li7fVZpFI --witnessprinter.witness.filename witness.graphml --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 5ccb5cdd0373226e681809d7804324f4019c28126fdbac8b5748755015258b65 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 01:38:05,091 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 01:38:05,093 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 01:38:05,133 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 01:38:05,133 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 01:38:05,137 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 01:38:05,139 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 01:38:05,144 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 01:38:05,146 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 01:38:05,154 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 01:38:05,155 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 01:38:05,157 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 01:38:05,157 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 01:38:05,158 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 01:38:05,159 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 01:38:05,160 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 01:38:05,161 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 01:38:05,162 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 01:38:05,163 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 01:38:05,165 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 01:38:05,169 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 01:38:05,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 01:38:05,175 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 01:38:05,176 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 01:38:05,190 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 01:38:05,190 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 01:38:05,191 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 01:38:05,192 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 01:38:05,192 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 01:38:05,193 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 01:38:05,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 01:38:05,194 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 01:38:05,195 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 01:38:05,196 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 01:38:05,197 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 01:38:05,197 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 01:38:05,201 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 01:38:05,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 01:38:05,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 01:38:05,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 01:38:05,204 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 01:38:05,205 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b73c864-09ed-415d-bbd5-a44d078e8112/bin/utaipan-7li7fVZpFI/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-03 01:38:05,246 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 01:38:05,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 01:38:05,250 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 01:38:05,250 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 01:38:05,251 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 01:38:05,252 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 01:38:05,252 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 01:38:05,252 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 01:38:05,252 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 01:38:05,252 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 01:38:05,253 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 01:38:05,254 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 01:38:05,254 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 01:38:05,254 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 01:38:05,254 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 01:38:05,254 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 01:38:05,255 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 01:38:05,255 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 01:38:05,255 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 01:38:05,256 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 01:38:05,256 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-03 01:38:05,256 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 01:38:05,256 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 01:38:05,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 01:38:05,256 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 01:38:05,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 01:38:05,257 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 01:38:05,257 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-03 01:38:05,257 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 01:38:05,257 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 01:38:05,257 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 01:38:05,258 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 01:38:05,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 01:38:05,258 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 01:38:05,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:38:05,259 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 01:38:05,259 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 01:38:05,259 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 01:38:05,261 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 01:38:05,261 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 01:38:05,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 01:38:05,261 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 01:38:05,261 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 01:38:05,261 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_9b73c864-09ed-415d-bbd5-a44d078e8112/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b73c864-09ed-415d-bbd5-a44d078e8112/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ccb5cdd0373226e681809d7804324f4019c28126fdbac8b5748755015258b65 [2022-11-03 01:38:05,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 01:38:05,572 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 01:38:05,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 01:38:05,577 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 01:38:05,578 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 01:38:05,579 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b73c864-09ed-415d-bbd5-a44d078e8112/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/goblint-regression/13-privatized_40-traces-ex-6_true.i [2022-11-03 01:38:05,672 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b73c864-09ed-415d-bbd5-a44d078e8112/bin/utaipan-7li7fVZpFI/data/db7393d00/863596b74ee04505b6f2864f8bad22c0/FLAG8064449f3 [2022-11-03 01:38:06,288 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 01:38:06,290 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b73c864-09ed-415d-bbd5-a44d078e8112/sv-benchmarks/c/goblint-regression/13-privatized_40-traces-ex-6_true.i [2022-11-03 01:38:06,301 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b73c864-09ed-415d-bbd5-a44d078e8112/bin/utaipan-7li7fVZpFI/data/db7393d00/863596b74ee04505b6f2864f8bad22c0/FLAG8064449f3 [2022-11-03 01:38:06,539 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b73c864-09ed-415d-bbd5-a44d078e8112/bin/utaipan-7li7fVZpFI/data/db7393d00/863596b74ee04505b6f2864f8bad22c0 [2022-11-03 01:38:06,542 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 01:38:06,543 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 01:38:06,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 01:38:06,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 01:38:06,560 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 01:38:06,561 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:38:06" (1/1) ... [2022-11-03 01:38:06,562 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f7d6372 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:38:06, skipping insertion in model container [2022-11-03 01:38:06,564 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:38:06" (1/1) ... [2022-11-03 01:38:06,571 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 01:38:06,631 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 01:38:06,839 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b73c864-09ed-415d-bbd5-a44d078e8112/sv-benchmarks/c/goblint-regression/13-privatized_40-traces-ex-6_true.i[1088,1101] [2022-11-03 01:38:07,056 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 01:38:07,076 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 01:38:07,093 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b73c864-09ed-415d-bbd5-a44d078e8112/sv-benchmarks/c/goblint-regression/13-privatized_40-traces-ex-6_true.i[1088,1101] [2022-11-03 01:38:07,137 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 01:38:07,183 INFO L208 MainTranslator]: Completed translation [2022-11-03 01:38:07,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:38:07 WrapperNode [2022-11-03 01:38:07,184 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 01:38:07,185 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 01:38:07,185 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 01:38:07,185 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 01:38:07,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:38:07" (1/1) ... [2022-11-03 01:38:07,225 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:38:07" (1/1) ... [2022-11-03 01:38:07,256 INFO L138 Inliner]: procedures = 162, calls = 28, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 48 [2022-11-03 01:38:07,256 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 01:38:07,257 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 01:38:07,257 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 01:38:07,257 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 01:38:07,264 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:38:07" (1/1) ... [2022-11-03 01:38:07,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:38:07" (1/1) ... [2022-11-03 01:38:07,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:38:07" (1/1) ... [2022-11-03 01:38:07,267 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:38:07" (1/1) ... [2022-11-03 01:38:07,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:38:07" (1/1) ... [2022-11-03 01:38:07,273 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:38:07" (1/1) ... [2022-11-03 01:38:07,275 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:38:07" (1/1) ... [2022-11-03 01:38:07,276 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:38:07" (1/1) ... [2022-11-03 01:38:07,278 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 01:38:07,279 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 01:38:07,279 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 01:38:07,279 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 01:38:07,280 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:38:07" (1/1) ... [2022-11-03 01:38:07,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:38:07,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b73c864-09ed-415d-bbd5-a44d078e8112/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 01:38:07,312 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b73c864-09ed-415d-bbd5-a44d078e8112/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 01:38:07,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b73c864-09ed-415d-bbd5-a44d078e8112/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 01:38:07,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 01:38:07,354 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-03 01:38:07,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 01:38:07,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 01:38:07,354 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-03 01:38:07,354 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-03 01:38:07,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 01:38:07,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 01:38:07,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 01:38:07,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 01:38:07,356 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-03 01:38:07,475 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 01:38:07,478 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 01:38:07,637 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 01:38:07,644 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 01:38:07,655 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-03 01:38:07,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:38:07 BoogieIcfgContainer [2022-11-03 01:38:07,658 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 01:38:07,660 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 01:38:07,669 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 01:38:07,673 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 01:38:07,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 01:38:06" (1/3) ... [2022-11-03 01:38:07,675 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@daddde3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 01:38:07, skipping insertion in model container [2022-11-03 01:38:07,675 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:38:07" (2/3) ... [2022-11-03 01:38:07,675 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@daddde3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 01:38:07, skipping insertion in model container [2022-11-03 01:38:07,675 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:38:07" (3/3) ... [2022-11-03 01:38:07,677 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_40-traces-ex-6_true.i [2022-11-03 01:38:07,699 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-03 01:38:07,709 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 01:38:07,717 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-03 01:38:07,719 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@daddde3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 01:38:07, skipping insertion in model container [2022-11-03 01:38:07,720 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-03 01:38:07,732 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-03 01:38:07,732 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-03 01:38:07,733 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-03 01:38:07,733 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:38:07" (3/3) ... [2022-11-03 01:38:07,737 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-03 01:38:07,744 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2022-11-03 01:38:07,750 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-11-03 01:38:07,751 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-03 01:38:07,751 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-03 01:38:07,751 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-03 01:38:07,792 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b73c864-09ed-415d-bbd5-a44d078e8112/bin/utaipan-7li7fVZpFI/witness.graphml [2022-11-03 01:38:07,799 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-03 01:38:07,801 INFO L158 Benchmark]: Toolchain (without parser) took 1257.05ms. Allocated memory was 92.3MB in the beginning and 140.5MB in the end (delta: 48.2MB). Free memory was 58.6MB in the beginning and 86.0MB in the end (delta: -27.5MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2022-11-03 01:38:07,802 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 92.3MB. Free memory is still 44.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 01:38:07,803 INFO L158 Benchmark]: CACSL2BoogieTranslator took 639.60ms. Allocated memory was 92.3MB in the beginning and 140.5MB in the end (delta: 48.2MB). Free memory was 58.3MB in the beginning and 106.8MB in the end (delta: -48.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-03 01:38:07,805 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.52ms. Allocated memory is still 140.5MB. Free memory was 106.8MB in the beginning and 104.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-03 01:38:07,805 INFO L158 Benchmark]: Boogie Preprocessor took 21.25ms. Allocated memory is still 140.5MB. Free memory was 104.9MB in the beginning and 103.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 01:38:07,807 INFO L158 Benchmark]: RCFGBuilder took 379.31ms. Allocated memory is still 140.5MB. Free memory was 103.6MB in the beginning and 91.4MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-03 01:38:07,810 INFO L158 Benchmark]: TraceAbstraction took 70.78ms. Allocated memory is still 140.5MB. Free memory was 91.0MB in the beginning and 88.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-03 01:38:07,811 INFO L158 Benchmark]: Witness Printer took 67.13ms. Allocated memory is still 140.5MB. Free memory was 88.7MB in the beginning and 86.0MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-03 01:38:07,817 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 92.3MB. Free memory is still 44.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 639.60ms. Allocated memory was 92.3MB in the beginning and 140.5MB in the end (delta: 48.2MB). Free memory was 58.3MB in the beginning and 106.8MB in the end (delta: -48.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.52ms. Allocated memory is still 140.5MB. Free memory was 106.8MB in the beginning and 104.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.25ms. Allocated memory is still 140.5MB. Free memory was 104.9MB in the beginning and 103.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 379.31ms. Allocated memory is still 140.5MB. Free memory was 103.6MB in the beginning and 91.4MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 70.78ms. Allocated memory is still 140.5MB. Free memory was 91.0MB in the beginning and 88.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 67.13ms. Allocated memory is still 140.5MB. Free memory was 88.7MB in the beginning and 86.0MB in the end (delta: 2.7MB). 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 specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-03 01:38:07,851 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b73c864-09ed-415d-bbd5-a44d078e8112/bin/utaipan-7li7fVZpFI/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