./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 2329fc70 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_b34c6e62-5d9a-47eb-86a8-d4734be6c8b8/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34c6e62-5d9a-47eb-86a8-d4734be6c8b8/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34c6e62-5d9a-47eb-86a8-d4734be6c8b8/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34c6e62-5d9a-47eb-86a8-d4734be6c8b8/bin/utaipan-gh47qXpMRh/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_b34c6e62-5d9a-47eb-86a8-d4734be6c8b8/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34c6e62-5d9a-47eb-86a8-d4734be6c8b8/bin/utaipan-gh47qXpMRh --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 7aa541197ab3d76d3553dcc8603f5c865e8a029202164eb406db53a61111f080 --- 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-2329fc7 [2022-12-14 05:20:49,202 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 05:20:49,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 05:20:49,223 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 05:20:49,223 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 05:20:49,224 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 05:20:49,225 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 05:20:49,227 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 05:20:49,228 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 05:20:49,229 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 05:20:49,230 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 05:20:49,231 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 05:20:49,231 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 05:20:49,232 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 05:20:49,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 05:20:49,234 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 05:20:49,235 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 05:20:49,236 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 05:20:49,237 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 05:20:49,239 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 05:20:49,241 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 05:20:49,242 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 05:20:49,243 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 05:20:49,244 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 05:20:49,247 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 05:20:49,248 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 05:20:49,248 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 05:20:49,249 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 05:20:49,249 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 05:20:49,250 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 05:20:49,250 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 05:20:49,251 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 05:20:49,252 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 05:20:49,253 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 05:20:49,254 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 05:20:49,254 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 05:20:49,255 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 05:20:49,255 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 05:20:49,255 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 05:20:49,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 05:20:49,256 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 05:20:49,257 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34c6e62-5d9a-47eb-86a8-d4734be6c8b8/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-12-14 05:20:49,279 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 05:20:49,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 05:20:49,280 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 05:20:49,280 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 05:20:49,281 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 05:20:49,281 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 05:20:49,281 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 05:20:49,281 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 05:20:49,282 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 05:20:49,282 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 05:20:49,282 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 05:20:49,282 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 05:20:49,282 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 05:20:49,283 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 05:20:49,283 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 05:20:49,283 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 05:20:49,283 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 05:20:49,283 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 05:20:49,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 05:20:49,284 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 05:20:49,284 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 05:20:49,285 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 05:20:49,285 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 05:20:49,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 05:20:49,285 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 05:20:49,285 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 05:20:49,286 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 05:20:49,286 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 05:20:49,286 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 05:20:49,286 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 05:20:49,286 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 05:20:49,286 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 05:20:49,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 05:20:49,287 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 05:20:49,287 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 05:20:49,287 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 05:20:49,287 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 05:20:49,288 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 05:20:49,288 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 05:20:49,288 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 05:20:49,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 05:20:49,288 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 05:20:49,289 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 05:20:49,289 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_b34c6e62-5d9a-47eb-86a8-d4734be6c8b8/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34c6e62-5d9a-47eb-86a8-d4734be6c8b8/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7aa541197ab3d76d3553dcc8603f5c865e8a029202164eb406db53a61111f080 [2022-12-14 05:20:49,495 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 05:20:49,512 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 05:20:49,514 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 05:20:49,515 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 05:20:49,515 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 05:20:49,516 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34c6e62-5d9a-47eb-86a8-d4734be6c8b8/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/goblint-regression/06-symbeq_13-equ_proc_nr.i [2022-12-14 05:20:52,131 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 05:20:52,336 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 05:20:52,336 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34c6e62-5d9a-47eb-86a8-d4734be6c8b8/sv-benchmarks/c/goblint-regression/06-symbeq_13-equ_proc_nr.i [2022-12-14 05:20:52,346 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34c6e62-5d9a-47eb-86a8-d4734be6c8b8/bin/utaipan-gh47qXpMRh/data/26107d760/692ce7193e614595ae218eb7585608eb/FLAG64d01a5a1 [2022-12-14 05:20:52,362 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34c6e62-5d9a-47eb-86a8-d4734be6c8b8/bin/utaipan-gh47qXpMRh/data/26107d760/692ce7193e614595ae218eb7585608eb [2022-12-14 05:20:52,364 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 05:20:52,365 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 05:20:52,366 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 05:20:52,366 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 05:20:52,369 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 05:20:52,370 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:20:52" (1/1) ... [2022-12-14 05:20:52,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bf34297 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:20:52, skipping insertion in model container [2022-12-14 05:20:52,371 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:20:52" (1/1) ... [2022-12-14 05:20:52,379 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 05:20:52,420 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 05:20:52,729 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 05:20:52,738 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 05:20:52,767 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 05:20:52,798 INFO L208 MainTranslator]: Completed translation [2022-12-14 05:20:52,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:20:52 WrapperNode [2022-12-14 05:20:52,799 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 05:20:52,800 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 05:20:52,800 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 05:20:52,800 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 05:20:52,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:20:52" (1/1) ... [2022-12-14 05:20:52,816 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:20:52" (1/1) ... [2022-12-14 05:20:52,830 INFO L138 Inliner]: procedures = 266, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 53 [2022-12-14 05:20:52,830 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 05:20:52,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 05:20:52,831 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 05:20:52,831 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 05:20:52,837 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:20:52" (1/1) ... [2022-12-14 05:20:52,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:20:52" (1/1) ... [2022-12-14 05:20:52,839 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:20:52" (1/1) ... [2022-12-14 05:20:52,839 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:20:52" (1/1) ... [2022-12-14 05:20:52,843 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:20:52" (1/1) ... [2022-12-14 05:20:52,844 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:20:52" (1/1) ... [2022-12-14 05:20:52,845 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:20:52" (1/1) ... [2022-12-14 05:20:52,846 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:20:52" (1/1) ... [2022-12-14 05:20:52,848 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 05:20:52,848 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 05:20:52,848 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 05:20:52,848 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 05:20:52,849 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:20:52" (1/1) ... [2022-12-14 05:20:52,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 05:20:52,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34c6e62-5d9a-47eb-86a8-d4734be6c8b8/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 05:20:52,875 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34c6e62-5d9a-47eb-86a8-d4734be6c8b8/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 05:20:52,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34c6e62-5d9a-47eb-86a8-d4734be6c8b8/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 05:20:52,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 05:20:52,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 05:20:52,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 05:20:52,923 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-14 05:20:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 05:20:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-12-14 05:20:52,924 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-12-14 05:20:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 05:20:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 05:20:52,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 05:20:52,931 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 05:20:53,029 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 05:20:53,031 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 05:20:53,154 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 05:20:53,162 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 05:20:53,162 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 05:20:53,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:20:53 BoogieIcfgContainer [2022-12-14 05:20:53,164 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 05:20:53,167 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 05:20:53,167 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 05:20:53,170 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 05:20:53,171 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 05:20:52" (1/3) ... [2022-12-14 05:20:53,171 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@683aee84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:20:53, skipping insertion in model container [2022-12-14 05:20:53,172 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:20:52" (2/3) ... [2022-12-14 05:20:53,172 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@683aee84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:20:53, skipping insertion in model container [2022-12-14 05:20:53,172 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:20:53" (3/3) ... [2022-12-14 05:20:53,174 INFO L112 eAbstractionObserver]: Analyzing ICFG 06-symbeq_13-equ_proc_nr.i [2022-12-14 05:20:53,183 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-12-14 05:20:53,194 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 05:20:53,194 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-12-14 05:20:53,195 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@683aee84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 05:20:53, skipping insertion in model container [2022-12-14 05:20:53,196 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 05:20:53,196 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 05:20:53,196 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 05:20:53,196 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 05:20:53,197 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:20:53" (3/3) ... [2022-12-14 05:20:53,201 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 05:20:53,207 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2022-12-14 05:20:53,211 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-12-14 05:20:53,211 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-14 05:20:53,211 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-14 05:20:53,247 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34c6e62-5d9a-47eb-86a8-d4734be6c8b8/bin/utaipan-gh47qXpMRh/witness.graphml [2022-12-14 05:20:53,247 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 05:20:53,249 INFO L158 Benchmark]: Toolchain (without parser) took 883.37ms. Allocated memory was 119.5MB in the beginning and 157.3MB in the end (delta: 37.7MB). Free memory was 74.7MB in the beginning and 112.4MB in the end (delta: -37.6MB). Peak memory consumption was 2.4MB. Max. memory is 16.1GB. [2022-12-14 05:20:53,250 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 119.5MB. Free memory was 80.5MB in the beginning and 80.4MB in the end (delta: 30.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 05:20:53,250 INFO L158 Benchmark]: CACSL2BoogieTranslator took 433.16ms. Allocated memory is still 119.5MB. Free memory was 74.2MB in the beginning and 47.5MB in the end (delta: 26.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-14 05:20:53,250 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.65ms. Allocated memory is still 119.5MB. Free memory was 47.5MB in the beginning and 44.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 05:20:53,251 INFO L158 Benchmark]: Boogie Preprocessor took 17.13ms. Allocated memory is still 119.5MB. Free memory was 44.9MB in the beginning and 43.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 05:20:53,251 INFO L158 Benchmark]: RCFGBuilder took 316.11ms. Allocated memory was 119.5MB in the beginning and 157.3MB in the end (delta: 37.7MB). Free memory was 43.4MB in the beginning and 118.5MB in the end (delta: -75.1MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2022-12-14 05:20:53,252 INFO L158 Benchmark]: TraceAbstraction took 28.61ms. Allocated memory is still 157.3MB. Free memory was 117.6MB in the beginning and 115.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 05:20:53,252 INFO L158 Benchmark]: Witness Printer took 51.39ms. Allocated memory is still 157.3MB. Free memory was 115.5MB in the beginning and 112.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 05:20:53,255 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 119.5MB. Free memory was 80.5MB in the beginning and 80.4MB in the end (delta: 30.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 433.16ms. Allocated memory is still 119.5MB. Free memory was 74.2MB in the beginning and 47.5MB in the end (delta: 26.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.65ms. Allocated memory is still 119.5MB. Free memory was 47.5MB in the beginning and 44.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.13ms. Allocated memory is still 119.5MB. Free memory was 44.9MB in the beginning and 43.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 316.11ms. Allocated memory was 119.5MB in the beginning and 157.3MB in the end (delta: 37.7MB). Free memory was 43.4MB in the beginning and 118.5MB in the end (delta: -75.1MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. * TraceAbstraction took 28.61ms. Allocated memory is still 157.3MB. Free memory was 117.6MB in the beginning and 115.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 51.39ms. Allocated memory is still 157.3MB. Free memory was 115.5MB in the beginning and 112.4MB in the end (delta: 3.1MB). 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! [2022-12-14 05:20:53,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b34c6e62-5d9a-47eb-86a8-d4734be6c8b8/bin/utaipan-gh47qXpMRh/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