./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebd0d023-bddb-49be-8870-2116d6f8103e/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebd0d023-bddb-49be-8870-2116d6f8103e/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebd0d023-bddb-49be-8870-2116d6f8103e/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebd0d023-bddb-49be-8870-2116d6f8103e/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebd0d023-bddb-49be-8870-2116d6f8103e/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebd0d023-bddb-49be-8870-2116d6f8103e/bin/utaipan-q2qaUkNPG8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9b7bdc3716d678e688a56b46e7747808e1f8c43e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 08:06:11,363 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 08:06:11,367 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 08:06:11,447 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 08:06:11,448 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 08:06:11,454 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 08:06:11,457 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 08:06:11,462 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 08:06:11,465 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 08:06:11,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 08:06:11,474 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 08:06:11,476 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 08:06:11,477 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 08:06:11,480 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 08:06:11,482 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 08:06:11,490 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 08:06:11,492 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 08:06:11,493 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 08:06:11,495 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 08:06:11,498 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 08:06:11,500 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 08:06:11,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 08:06:11,504 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 08:06:11,505 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 08:06:11,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 08:06:11,509 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 08:06:11,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 08:06:11,511 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 08:06:11,512 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 08:06:11,513 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 08:06:11,514 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 08:06:11,515 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 08:06:11,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 08:06:11,517 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 08:06:11,518 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 08:06:11,519 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 08:06:11,520 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 08:06:11,520 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 08:06:11,521 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 08:06:11,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 08:06:11,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 08:06:11,524 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebd0d023-bddb-49be-8870-2116d6f8103e/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 08:06:11,551 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 08:06:11,552 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 08:06:11,552 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 08:06:11,553 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 08:06:11,553 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 08:06:11,553 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 08:06:11,554 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 08:06:11,554 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 08:06:11,554 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 08:06:11,554 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 08:06:11,555 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 08:06:11,555 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 08:06:11,555 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 08:06:11,555 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 08:06:11,556 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 08:06:11,557 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 08:06:11,557 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 08:06:11,557 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 08:06:11,557 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 08:06:11,558 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 08:06:11,558 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 08:06:11,558 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 08:06:11,559 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 08:06:11,559 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 08:06:11,559 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 08:06:11,559 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 08:06:11,560 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 08:06:11,560 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 08:06:11,560 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 08:06:11,560 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 08:06:11,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 08:06:11,561 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 08:06:11,561 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 08:06:11,562 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 08:06:11,562 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 08:06:11,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 08:06:11,562 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 08:06:11,563 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 08:06:11,563 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 08:06:11,563 INFO L138 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_ebd0d023-bddb-49be-8870-2116d6f8103e/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebd0d023-bddb-49be-8870-2116d6f8103e/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b7bdc3716d678e688a56b46e7747808e1f8c43e [2021-10-13 08:06:11,913 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 08:06:11,958 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 08:06:11,961 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 08:06:11,963 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 08:06:11,964 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 08:06:11,965 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebd0d023-bddb-49be-8870-2116d6f8103e/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c [2021-10-13 08:06:12,061 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebd0d023-bddb-49be-8870-2116d6f8103e/bin/utaipan-q2qaUkNPG8/data/d17580398/28ab7c913a244067983a4f8aedcb978a/FLAG8ff538b2e [2021-10-13 08:06:12,770 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 08:06:12,770 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebd0d023-bddb-49be-8870-2116d6f8103e/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c [2021-10-13 08:06:12,788 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebd0d023-bddb-49be-8870-2116d6f8103e/bin/utaipan-q2qaUkNPG8/data/d17580398/28ab7c913a244067983a4f8aedcb978a/FLAG8ff538b2e [2021-10-13 08:06:13,052 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebd0d023-bddb-49be-8870-2116d6f8103e/bin/utaipan-q2qaUkNPG8/data/d17580398/28ab7c913a244067983a4f8aedcb978a [2021-10-13 08:06:13,055 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 08:06:13,057 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 08:06:13,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 08:06:13,062 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 08:06:13,065 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 08:06:13,066 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:06:13" (1/1) ... [2021-10-13 08:06:13,068 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dcdb44e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:13, skipping insertion in model container [2021-10-13 08:06:13,068 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:06:13" (1/1) ... [2021-10-13 08:06:13,076 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 08:06:13,153 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 08:06:13,804 WARN L228 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_ebd0d023-bddb-49be-8870-2116d6f8103e/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c[38357,38370] [2021-10-13 08:06:13,864 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 08:06:13,875 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 08:06:14,138 WARN L228 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_ebd0d023-bddb-49be-8870-2116d6f8103e/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c[38357,38370] [2021-10-13 08:06:14,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 08:06:14,204 INFO L208 MainTranslator]: Completed translation [2021-10-13 08:06:14,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:14 WrapperNode [2021-10-13 08:06:14,204 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 08:06:14,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 08:06:14,206 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 08:06:14,206 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 08:06:14,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:14" (1/1) ... [2021-10-13 08:06:14,271 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:14" (1/1) ... [2021-10-13 08:06:14,378 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 08:06:14,379 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 08:06:14,380 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 08:06:14,380 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 08:06:14,390 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:14" (1/1) ... [2021-10-13 08:06:14,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:14" (1/1) ... [2021-10-13 08:06:14,403 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:14" (1/1) ... [2021-10-13 08:06:14,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:14" (1/1) ... [2021-10-13 08:06:14,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:14" (1/1) ... [2021-10-13 08:06:14,546 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:14" (1/1) ... [2021-10-13 08:06:14,552 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:14" (1/1) ... [2021-10-13 08:06:14,564 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 08:06:14,566 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 08:06:14,566 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 08:06:14,566 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 08:06:14,567 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:14" (1/1) ... [2021-10-13 08:06:14,575 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 08:06:14,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebd0d023-bddb-49be-8870-2116d6f8103e/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 08:06:14,612 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebd0d023-bddb-49be-8870-2116d6f8103e/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 08:06:14,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebd0d023-bddb-49be-8870-2116d6f8103e/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 08:06:14,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-13 08:06:14,658 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2021-10-13 08:06:14,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 08:06:14,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 08:06:14,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 08:06:14,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 08:06:14,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 08:06:14,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 08:06:18,449 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 08:06:18,449 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-13 08:06:18,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:06:18 BoogieIcfgContainer [2021-10-13 08:06:18,453 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 08:06:18,455 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 08:06:18,457 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 08:06:18,463 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 08:06:18,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:06:13" (1/3) ... [2021-10-13 08:06:18,464 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15861cd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:06:18, skipping insertion in model container [2021-10-13 08:06:18,465 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:14" (2/3) ... [2021-10-13 08:06:18,465 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15861cd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:06:18, skipping insertion in model container [2021-10-13 08:06:18,465 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:06:18" (3/3) ... [2021-10-13 08:06:18,467 INFO L111 eAbstractionObserver]: Analyzing ICFG aiob_4.c.v+nlh-reducer.c [2021-10-13 08:06:18,474 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 08:06:18,474 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-13 08:06:18,541 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 08:06:18,552 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 08:06:18,552 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-13 08:06:18,577 INFO L276 IsEmpty]: Start isEmpty. Operand has 177 states, 175 states have (on average 1.9885714285714287) internal successors, (348), 176 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:06:18,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-10-13 08:06:18,593 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 08:06:18,594 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 08:06:18,595 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 08:06:18,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 08:06:18,605 INFO L82 PathProgramCache]: Analyzing trace with hash 1303788838, now seen corresponding path program 1 times [2021-10-13 08:06:18,617 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 08:06:18,617 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281576279] [2021-10-13 08:06:18,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 08:06:18,621 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 08:06:20,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 08:06:25,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 08:06:25,548 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 08:06:25,548 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281576279] [2021-10-13 08:06:25,549 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1281576279] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 08:06:25,550 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 08:06:25,550 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [62] imperfect sequences [] total 62 [2021-10-13 08:06:25,552 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896252109] [2021-10-13 08:06:25,557 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2021-10-13 08:06:25,558 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 08:06:25,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2021-10-13 08:06:25,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=138, Invalid=3644, Unknown=0, NotChecked=0, Total=3782 [2021-10-13 08:06:25,577 INFO L87 Difference]: Start difference. First operand has 177 states, 175 states have (on average 1.9885714285714287) internal successors, (348), 176 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 62 states, 62 states have (on average 2.806451612903226) internal successors, (174), 62 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:06:58,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 08:06:58,128 INFO L93 Difference]: Finished difference Result 179 states and 349 transitions. [2021-10-13 08:06:58,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-10-13 08:06:58,130 INFO L78 Accepts]: Start accepts. Automaton has has 62 states, 62 states have (on average 2.806451612903226) internal successors, (174), 62 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 174 [2021-10-13 08:06:58,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 08:06:58,140 INFO L225 Difference]: With dead ends: 179 [2021-10-13 08:06:58,141 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 08:06:58,146 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 468 ImplicationChecksByTransitivity, 3201.1ms TimeCoverageRelationStatistics Valid=143, Invalid=3763, Unknown=0, NotChecked=0, Total=3906 [2021-10-13 08:06:58,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 08:06:58,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 08:06:58,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:06:58,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 08:06:58,173 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 174 [2021-10-13 08:06:58,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 08:06:58,174 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 08:06:58,174 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 62 states have (on average 2.806451612903226) internal successors, (174), 62 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:06:58,175 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 08:06:58,175 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 08:06:58,178 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 08:06:58,178 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 08:06:58,181 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 08:06:58,185 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:58,190 INFO L857 garLoopResultBuilder]: For program point L597(lines 597 1737) no Hoare annotation was computed. [2021-10-13 08:06:58,191 INFO L857 garLoopResultBuilder]: For program point L465(lines 465 1827) no Hoare annotation was computed. [2021-10-13 08:06:58,191 INFO L857 garLoopResultBuilder]: For program point L300(lines 300 1934) no Hoare annotation was computed. [2021-10-13 08:06:58,191 INFO L857 garLoopResultBuilder]: For program point L267(lines 267 1952) no Hoare annotation was computed. [2021-10-13 08:06:58,192 INFO L857 garLoopResultBuilder]: For program point L961(lines 961 1499) no Hoare annotation was computed. [2021-10-13 08:06:58,192 INFO L857 garLoopResultBuilder]: For program point L829(lines 829 1589) no Hoare annotation was computed. [2021-10-13 08:06:58,192 INFO L857 garLoopResultBuilder]: For program point L664(lines 664 1696) no Hoare annotation was computed. [2021-10-13 08:06:58,192 INFO L857 garLoopResultBuilder]: For program point L631(lines 631 1714) no Hoare annotation was computed. [2021-10-13 08:06:58,193 INFO L857 garLoopResultBuilder]: For program point L1193(lines 1193 1351) no Hoare annotation was computed. [2021-10-13 08:06:58,193 INFO L857 garLoopResultBuilder]: For program point L1028(lines 1028 1458) no Hoare annotation was computed. [2021-10-13 08:06:58,193 INFO L857 garLoopResultBuilder]: For program point L995(lines 995 1476) no Hoare annotation was computed. [2021-10-13 08:06:58,193 INFO L857 garLoopResultBuilder]: For program point L467(lines 467 1822) no Hoare annotation was computed. [2021-10-13 08:06:58,194 INFO L857 garLoopResultBuilder]: For program point L335(lines 335 1912) no Hoare annotation was computed. [2021-10-13 08:06:58,194 INFO L857 garLoopResultBuilder]: For program point L831(lines 831 1584) no Hoare annotation was computed. [2021-10-13 08:06:58,194 INFO L857 garLoopResultBuilder]: For program point L699(lines 699 1674) no Hoare annotation was computed. [2021-10-13 08:06:58,194 INFO L857 garLoopResultBuilder]: For program point L534(lines 534 1781) no Hoare annotation was computed. [2021-10-13 08:06:58,195 INFO L857 garLoopResultBuilder]: For program point L501(lines 501 1799) no Hoare annotation was computed. [2021-10-13 08:06:58,195 INFO L857 garLoopResultBuilder]: For program point L1195(lines 1195 1346) no Hoare annotation was computed. [2021-10-13 08:06:58,195 INFO L857 garLoopResultBuilder]: For program point L1063(lines 1063 1436) no Hoare annotation was computed. [2021-10-13 08:06:58,195 INFO L857 garLoopResultBuilder]: For program point L898(lines 898 1543) no Hoare annotation was computed. [2021-10-13 08:06:58,196 INFO L857 garLoopResultBuilder]: For program point L865(lines 865 1561) no Hoare annotation was computed. [2021-10-13 08:06:58,196 INFO L857 garLoopResultBuilder]: For program point L337(lines 337 1907) no Hoare annotation was computed. [2021-10-13 08:06:58,196 INFO L857 garLoopResultBuilder]: For program point L1262(lines 1262 1305) no Hoare annotation was computed. [2021-10-13 08:06:58,196 INFO L857 garLoopResultBuilder]: For program point L205(lines 205 1997) no Hoare annotation was computed. [2021-10-13 08:06:58,197 INFO L857 garLoopResultBuilder]: For program point L1229(lines 1229 1323) no Hoare annotation was computed. [2021-10-13 08:06:58,197 INFO L857 garLoopResultBuilder]: For program point L701(lines 701 1669) no Hoare annotation was computed. [2021-10-13 08:06:58,197 INFO L857 garLoopResultBuilder]: For program point L569(lines 569 1759) no Hoare annotation was computed. [2021-10-13 08:06:58,197 INFO L857 garLoopResultBuilder]: For program point L404(lines 404 1866) no Hoare annotation was computed. [2021-10-13 08:06:58,198 INFO L857 garLoopResultBuilder]: For program point L371(lines 371 1884) no Hoare annotation was computed. [2021-10-13 08:06:58,198 INFO L857 garLoopResultBuilder]: For program point L1065(lines 1065 1431) no Hoare annotation was computed. [2021-10-13 08:06:58,198 INFO L857 garLoopResultBuilder]: For program point L933(lines 933 1521) no Hoare annotation was computed. [2021-10-13 08:06:58,198 INFO L857 garLoopResultBuilder]: For program point L768(lines 768 1628) no Hoare annotation was computed. [2021-10-13 08:06:58,198 INFO L857 garLoopResultBuilder]: For program point L735(lines 735 1646) no Hoare annotation was computed. [2021-10-13 08:06:58,199 INFO L857 garLoopResultBuilder]: For program point L207(lines 207 1992) no Hoare annotation was computed. [2021-10-13 08:06:58,199 INFO L857 garLoopResultBuilder]: For program point L1132(lines 1132 1390) no Hoare annotation was computed. [2021-10-13 08:06:58,199 INFO L857 garLoopResultBuilder]: For program point L1099(lines 1099 1408) no Hoare annotation was computed. [2021-10-13 08:06:58,199 INFO L857 garLoopResultBuilder]: For program point L571(lines 571 1754) no Hoare annotation was computed. [2021-10-13 08:06:58,200 INFO L857 garLoopResultBuilder]: For program point L439(lines 439 1844) no Hoare annotation was computed. [2021-10-13 08:06:58,200 INFO L857 garLoopResultBuilder]: For program point L274(lines 274 1951) no Hoare annotation was computed. [2021-10-13 08:06:58,200 INFO L857 garLoopResultBuilder]: For program point L241(lines 241 1969) no Hoare annotation was computed. [2021-10-13 08:06:58,200 INFO L857 garLoopResultBuilder]: For program point L935(lines 935 1516) no Hoare annotation was computed. [2021-10-13 08:06:58,201 INFO L857 garLoopResultBuilder]: For program point L803(lines 803 1606) no Hoare annotation was computed. [2021-10-13 08:06:58,201 INFO L857 garLoopResultBuilder]: For program point L638(lines 638 1713) no Hoare annotation was computed. [2021-10-13 08:06:58,201 INFO L857 garLoopResultBuilder]: For program point L605(lines 605 1731) no Hoare annotation was computed. [2021-10-13 08:06:58,202 INFO L857 garLoopResultBuilder]: For program point L1167(lines 1167 1368) no Hoare annotation was computed. [2021-10-13 08:06:58,202 INFO L857 garLoopResultBuilder]: For program point L1002(lines 1002 1475) no Hoare annotation was computed. [2021-10-13 08:06:58,202 INFO L857 garLoopResultBuilder]: For program point L969(lines 969 1493) no Hoare annotation was computed. [2021-10-13 08:06:58,202 INFO L857 garLoopResultBuilder]: For program point L441(lines 441 1839) no Hoare annotation was computed. [2021-10-13 08:06:58,202 INFO L857 garLoopResultBuilder]: For program point L309(lines 309 1929) no Hoare annotation was computed. [2021-10-13 08:06:58,203 INFO L857 garLoopResultBuilder]: For program point L805(lines 805 1601) no Hoare annotation was computed. [2021-10-13 08:06:58,203 INFO L857 garLoopResultBuilder]: For program point L673(lines 673 1691) no Hoare annotation was computed. [2021-10-13 08:06:58,203 INFO L857 garLoopResultBuilder]: For program point L508(lines 508 1798) no Hoare annotation was computed. [2021-10-13 08:06:58,203 INFO L857 garLoopResultBuilder]: For program point L475(lines 475 1816) no Hoare annotation was computed. [2021-10-13 08:06:58,204 INFO L857 garLoopResultBuilder]: For program point L1169(lines 1169 1363) no Hoare annotation was computed. [2021-10-13 08:06:58,204 INFO L857 garLoopResultBuilder]: For program point L1037(lines 1037 1453) no Hoare annotation was computed. [2021-10-13 08:06:58,204 INFO L857 garLoopResultBuilder]: For program point L872(lines 872 1560) no Hoare annotation was computed. [2021-10-13 08:06:58,204 INFO L857 garLoopResultBuilder]: For program point L839(lines 839 1578) no Hoare annotation was computed. [2021-10-13 08:06:58,205 INFO L857 garLoopResultBuilder]: For program point L311(lines 311 1924) no Hoare annotation was computed. [2021-10-13 08:06:58,205 INFO L857 garLoopResultBuilder]: For program point L1236(lines 1236 1322) no Hoare annotation was computed. [2021-10-13 08:06:58,205 INFO L857 garLoopResultBuilder]: For program point L179(lines 179 2014) no Hoare annotation was computed. [2021-10-13 08:06:58,205 INFO L857 garLoopResultBuilder]: For program point L1203(lines 1203 1340) no Hoare annotation was computed. [2021-10-13 08:06:58,206 INFO L857 garLoopResultBuilder]: For program point L675(lines 675 1686) no Hoare annotation was computed. [2021-10-13 08:06:58,206 INFO L857 garLoopResultBuilder]: For program point L543(lines 543 1776) no Hoare annotation was computed. [2021-10-13 08:06:58,206 INFO L857 garLoopResultBuilder]: For program point L378(lines 378 1883) no Hoare annotation was computed. [2021-10-13 08:06:58,206 INFO L857 garLoopResultBuilder]: For program point L345(lines 345 1901) no Hoare annotation was computed. [2021-10-13 08:06:58,206 INFO L857 garLoopResultBuilder]: For program point L1039(lines 1039 1448) no Hoare annotation was computed. [2021-10-13 08:06:58,207 INFO L857 garLoopResultBuilder]: For program point L907(lines 907 1538) no Hoare annotation was computed. [2021-10-13 08:06:58,207 INFO L857 garLoopResultBuilder]: For program point L742(lines 742 1645) no Hoare annotation was computed. [2021-10-13 08:06:58,207 INFO L857 garLoopResultBuilder]: For program point L709(lines 709 1663) no Hoare annotation was computed. [2021-10-13 08:06:58,207 INFO L857 garLoopResultBuilder]: For program point L1271(lines 1271 1300) no Hoare annotation was computed. [2021-10-13 08:06:58,208 INFO L857 garLoopResultBuilder]: For program point L181(lines 181 2009) no Hoare annotation was computed. [2021-10-13 08:06:58,208 INFO L857 garLoopResultBuilder]: For program point L1106(lines 1106 1407) no Hoare annotation was computed. [2021-10-13 08:06:58,208 INFO L857 garLoopResultBuilder]: For program point L1073(lines 1073 1425) no Hoare annotation was computed. [2021-10-13 08:06:58,208 INFO L857 garLoopResultBuilder]: For program point L545(lines 545 1771) no Hoare annotation was computed. [2021-10-13 08:06:58,209 INFO L857 garLoopResultBuilder]: For program point L413(lines 413 1861) no Hoare annotation was computed. [2021-10-13 08:06:58,209 INFO L857 garLoopResultBuilder]: For program point L248(lines 248 1968) no Hoare annotation was computed. [2021-10-13 08:06:58,209 INFO L857 garLoopResultBuilder]: For program point L215(lines 215 1986) no Hoare annotation was computed. [2021-10-13 08:06:58,209 INFO L857 garLoopResultBuilder]: For program point L909(lines 909 1533) no Hoare annotation was computed. [2021-10-13 08:06:58,209 INFO L857 garLoopResultBuilder]: For program point L777(lines 777 1623) no Hoare annotation was computed. [2021-10-13 08:06:58,210 INFO L857 garLoopResultBuilder]: For program point L612(lines 612 1730) no Hoare annotation was computed. [2021-10-13 08:06:58,210 INFO L857 garLoopResultBuilder]: For program point L579(lines 579 1748) no Hoare annotation was computed. [2021-10-13 08:06:58,210 INFO L857 garLoopResultBuilder]: For program point L1273(lines 1273 1295) no Hoare annotation was computed. [2021-10-13 08:06:58,210 INFO L857 garLoopResultBuilder]: For program point L1141(lines 1141 1385) no Hoare annotation was computed. [2021-10-13 08:06:58,211 INFO L857 garLoopResultBuilder]: For program point L976(lines 976 1492) no Hoare annotation was computed. [2021-10-13 08:06:58,211 INFO L857 garLoopResultBuilder]: For program point L943(lines 943 1510) no Hoare annotation was computed. [2021-10-13 08:06:58,211 INFO L857 garLoopResultBuilder]: For program point L415(lines 415 1856) no Hoare annotation was computed. [2021-10-13 08:06:58,211 INFO L857 garLoopResultBuilder]: For program point L283(lines 283 1946) no Hoare annotation was computed. [2021-10-13 08:06:58,211 INFO L857 garLoopResultBuilder]: For program point L779(lines 779 1618) no Hoare annotation was computed. [2021-10-13 08:06:58,212 INFO L857 garLoopResultBuilder]: For program point L647(lines 647 1708) no Hoare annotation was computed. [2021-10-13 08:06:58,212 INFO L857 garLoopResultBuilder]: For program point L482(lines 482 1815) no Hoare annotation was computed. [2021-10-13 08:06:58,212 INFO L857 garLoopResultBuilder]: For program point L449(lines 449 1833) no Hoare annotation was computed. [2021-10-13 08:06:58,212 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 08:06:58,213 INFO L857 garLoopResultBuilder]: For program point L1143(lines 1143 1380) no Hoare annotation was computed. [2021-10-13 08:06:58,213 INFO L857 garLoopResultBuilder]: For program point L1011(lines 1011 1470) no Hoare annotation was computed. [2021-10-13 08:06:58,213 INFO L857 garLoopResultBuilder]: For program point L846(lines 846 1577) no Hoare annotation was computed. [2021-10-13 08:06:58,213 INFO L857 garLoopResultBuilder]: For program point L813(lines 813 1595) no Hoare annotation was computed. [2021-10-13 08:06:58,213 INFO L857 garLoopResultBuilder]: For program point L285(lines 285 1941) no Hoare annotation was computed. [2021-10-13 08:06:58,214 INFO L857 garLoopResultBuilder]: For program point L1210(lines 1210 1339) no Hoare annotation was computed. [2021-10-13 08:06:58,214 INFO L857 garLoopResultBuilder]: For program point L1177(lines 1177 1357) no Hoare annotation was computed. [2021-10-13 08:06:58,214 INFO L857 garLoopResultBuilder]: For program point L649(lines 649 1703) no Hoare annotation was computed. [2021-10-13 08:06:58,214 INFO L857 garLoopResultBuilder]: For program point L517(lines 517 1793) no Hoare annotation was computed. [2021-10-13 08:06:58,215 INFO L857 garLoopResultBuilder]: For program point L352(lines 352 1900) no Hoare annotation was computed. [2021-10-13 08:06:58,215 INFO L857 garLoopResultBuilder]: For program point L319(lines 319 1918) no Hoare annotation was computed. [2021-10-13 08:06:58,215 INFO L857 garLoopResultBuilder]: For program point L1013(lines 1013 1465) no Hoare annotation was computed. [2021-10-13 08:06:58,215 INFO L857 garLoopResultBuilder]: For program point L881(lines 881 1555) no Hoare annotation was computed. [2021-10-13 08:06:58,215 INFO L857 garLoopResultBuilder]: For program point L716(lines 716 1662) no Hoare annotation was computed. [2021-10-13 08:06:58,216 INFO L857 garLoopResultBuilder]: For program point L683(lines 683 1680) no Hoare annotation was computed. [2021-10-13 08:06:58,216 INFO L857 garLoopResultBuilder]: For program point L1245(lines 1245 1317) no Hoare annotation was computed. [2021-10-13 08:06:58,216 INFO L857 garLoopResultBuilder]: For program point L1080(lines 1080 1424) no Hoare annotation was computed. [2021-10-13 08:06:58,216 INFO L857 garLoopResultBuilder]: For program point L1047(lines 1047 1442) no Hoare annotation was computed. [2021-10-13 08:06:58,217 INFO L857 garLoopResultBuilder]: For program point L519(lines 519 1788) no Hoare annotation was computed. [2021-10-13 08:06:58,217 INFO L857 garLoopResultBuilder]: For program point L387(lines 387 1878) no Hoare annotation was computed. [2021-10-13 08:06:58,217 INFO L857 garLoopResultBuilder]: For program point L222(lines 222 1985) no Hoare annotation was computed. [2021-10-13 08:06:58,217 INFO L857 garLoopResultBuilder]: For program point L189(lines 189 2003) no Hoare annotation was computed. [2021-10-13 08:06:58,217 INFO L857 garLoopResultBuilder]: For program point L883(lines 883 1550) no Hoare annotation was computed. [2021-10-13 08:06:58,218 INFO L857 garLoopResultBuilder]: For program point L751(lines 751 1640) no Hoare annotation was computed. [2021-10-13 08:06:58,218 INFO L857 garLoopResultBuilder]: For program point L586(lines 586 1747) no Hoare annotation was computed. [2021-10-13 08:06:58,218 INFO L857 garLoopResultBuilder]: For program point L553(lines 553 1765) no Hoare annotation was computed. [2021-10-13 08:06:58,218 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 08:06:58,219 INFO L857 garLoopResultBuilder]: For program point L1247(lines 1247 1312) no Hoare annotation was computed. [2021-10-13 08:06:58,219 INFO L857 garLoopResultBuilder]: For program point L1115(lines 1115 1402) no Hoare annotation was computed. [2021-10-13 08:06:58,219 INFO L857 garLoopResultBuilder]: For program point L950(lines 950 1509) no Hoare annotation was computed. [2021-10-13 08:06:58,219 INFO L857 garLoopResultBuilder]: For program point L917(lines 917 1527) no Hoare annotation was computed. [2021-10-13 08:06:58,219 INFO L857 garLoopResultBuilder]: For program point L389(lines 389 1873) no Hoare annotation was computed. [2021-10-13 08:06:58,220 INFO L857 garLoopResultBuilder]: For program point L257(lines 257 1963) no Hoare annotation was computed. [2021-10-13 08:06:58,220 INFO L857 garLoopResultBuilder]: For program point L753(lines 753 1635) no Hoare annotation was computed. [2021-10-13 08:06:58,220 INFO L857 garLoopResultBuilder]: For program point L621(lines 621 1725) no Hoare annotation was computed. [2021-10-13 08:06:58,220 INFO L857 garLoopResultBuilder]: For program point L456(lines 456 1832) no Hoare annotation was computed. [2021-10-13 08:06:58,221 INFO L857 garLoopResultBuilder]: For program point L423(lines 423 1850) no Hoare annotation was computed. [2021-10-13 08:06:58,221 INFO L857 garLoopResultBuilder]: For program point L1117(lines 1117 1397) no Hoare annotation was computed. [2021-10-13 08:06:58,221 INFO L857 garLoopResultBuilder]: For program point L985(lines 985 1487) no Hoare annotation was computed. [2021-10-13 08:06:58,221 INFO L857 garLoopResultBuilder]: For program point L820(lines 820 1594) no Hoare annotation was computed. [2021-10-13 08:06:58,221 INFO L857 garLoopResultBuilder]: For program point L787(lines 787 1612) no Hoare annotation was computed. [2021-10-13 08:06:58,222 INFO L857 garLoopResultBuilder]: For program point L259(lines 259 1958) no Hoare annotation was computed. [2021-10-13 08:06:58,222 INFO L857 garLoopResultBuilder]: For program point L1184(lines 1184 1356) no Hoare annotation was computed. [2021-10-13 08:06:58,222 INFO L857 garLoopResultBuilder]: For program point L1151(lines 1151 1374) no Hoare annotation was computed. [2021-10-13 08:06:58,222 INFO L857 garLoopResultBuilder]: For program point L623(lines 623 1720) no Hoare annotation was computed. [2021-10-13 08:06:58,222 INFO L857 garLoopResultBuilder]: For program point L491(lines 491 1810) no Hoare annotation was computed. [2021-10-13 08:06:58,223 INFO L857 garLoopResultBuilder]: For program point L326(lines 326 1917) no Hoare annotation was computed. [2021-10-13 08:06:58,223 INFO L857 garLoopResultBuilder]: For program point L293(lines 293 1935) no Hoare annotation was computed. [2021-10-13 08:06:58,223 INFO L857 garLoopResultBuilder]: For program point L161(lines 161 2016) no Hoare annotation was computed. [2021-10-13 08:06:58,223 INFO L857 garLoopResultBuilder]: For program point L987(lines 987 1482) no Hoare annotation was computed. [2021-10-13 08:06:58,224 INFO L857 garLoopResultBuilder]: For program point L855(lines 855 1572) no Hoare annotation was computed. [2021-10-13 08:06:58,224 INFO L857 garLoopResultBuilder]: For program point L690(lines 690 1679) no Hoare annotation was computed. [2021-10-13 08:06:58,224 INFO L857 garLoopResultBuilder]: For program point L657(lines 657 1697) no Hoare annotation was computed. [2021-10-13 08:06:58,224 INFO L857 garLoopResultBuilder]: For program point L1285(lines 1285 1293) no Hoare annotation was computed. [2021-10-13 08:06:58,224 INFO L857 garLoopResultBuilder]: For program point L1219(lines 1219 1334) no Hoare annotation was computed. [2021-10-13 08:06:58,225 INFO L857 garLoopResultBuilder]: For program point L1054(lines 1054 1441) no Hoare annotation was computed. [2021-10-13 08:06:58,225 INFO L857 garLoopResultBuilder]: For program point L1021(lines 1021 1459) no Hoare annotation was computed. [2021-10-13 08:06:58,225 INFO L857 garLoopResultBuilder]: For program point L493(lines 493 1805) no Hoare annotation was computed. [2021-10-13 08:06:58,225 INFO L857 garLoopResultBuilder]: For program point L361(lines 361 1895) no Hoare annotation was computed. [2021-10-13 08:06:58,225 INFO L857 garLoopResultBuilder]: For program point L196(lines 196 2002) no Hoare annotation was computed. [2021-10-13 08:06:58,226 INFO L860 garLoopResultBuilder]: At program point L2013(lines 133 2017) the Hoare annotation is: true [2021-10-13 08:06:58,226 INFO L857 garLoopResultBuilder]: For program point L857(lines 857 1567) no Hoare annotation was computed. [2021-10-13 08:06:58,226 INFO L857 garLoopResultBuilder]: For program point L725(lines 725 1657) no Hoare annotation was computed. [2021-10-13 08:06:58,226 INFO L857 garLoopResultBuilder]: For program point L560(lines 560 1764) no Hoare annotation was computed. [2021-10-13 08:06:58,227 INFO L857 garLoopResultBuilder]: For program point L527(lines 527 1782) no Hoare annotation was computed. [2021-10-13 08:06:58,227 INFO L857 garLoopResultBuilder]: For program point L1287(line 1287) no Hoare annotation was computed. [2021-10-13 08:06:58,227 INFO L857 garLoopResultBuilder]: For program point L1221(lines 1221 1329) no Hoare annotation was computed. [2021-10-13 08:06:58,227 INFO L857 garLoopResultBuilder]: For program point L1089(lines 1089 1419) no Hoare annotation was computed. [2021-10-13 08:06:58,227 INFO L857 garLoopResultBuilder]: For program point L924(lines 924 1526) no Hoare annotation was computed. [2021-10-13 08:06:58,228 INFO L857 garLoopResultBuilder]: For program point L891(lines 891 1544) no Hoare annotation was computed. [2021-10-13 08:06:58,228 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1287) no Hoare annotation was computed. [2021-10-13 08:06:58,228 INFO L857 garLoopResultBuilder]: For program point L363(lines 363 1890) no Hoare annotation was computed. [2021-10-13 08:06:58,228 INFO L857 garLoopResultBuilder]: For program point L231(lines 231 1980) no Hoare annotation was computed. [2021-10-13 08:06:58,229 INFO L857 garLoopResultBuilder]: For program point L1255(lines 1255 1306) no Hoare annotation was computed. [2021-10-13 08:06:58,229 INFO L857 garLoopResultBuilder]: For program point L727(lines 727 1652) no Hoare annotation was computed. [2021-10-13 08:06:58,229 INFO L857 garLoopResultBuilder]: For program point L595(lines 595 1742) no Hoare annotation was computed. [2021-10-13 08:06:58,229 INFO L857 garLoopResultBuilder]: For program point L430(lines 430 1849) no Hoare annotation was computed. [2021-10-13 08:06:58,229 INFO L857 garLoopResultBuilder]: For program point L397(lines 397 1867) no Hoare annotation was computed. [2021-10-13 08:06:58,230 INFO L857 garLoopResultBuilder]: For program point L1091(lines 1091 1414) no Hoare annotation was computed. [2021-10-13 08:06:58,230 INFO L857 garLoopResultBuilder]: For program point L959(lines 959 1504) no Hoare annotation was computed. [2021-10-13 08:06:58,230 INFO L857 garLoopResultBuilder]: For program point L794(lines 794 1611) no Hoare annotation was computed. [2021-10-13 08:06:58,230 INFO L857 garLoopResultBuilder]: For program point L761(lines 761 1629) no Hoare annotation was computed. [2021-10-13 08:06:58,231 INFO L857 garLoopResultBuilder]: For program point L233(lines 233 1975) no Hoare annotation was computed. [2021-10-13 08:06:58,231 INFO L857 garLoopResultBuilder]: For program point L1158(lines 1158 1373) no Hoare annotation was computed. [2021-10-13 08:06:58,231 INFO L857 garLoopResultBuilder]: For program point L1125(lines 1125 1391) no Hoare annotation was computed. [2021-10-13 08:06:58,236 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 08:06:58,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 08:06:58 BoogieIcfgContainer [2021-10-13 08:06:58,245 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 08:06:58,245 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 08:06:58,246 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 08:06:58,246 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 08:06:58,246 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:06:18" (3/4) ... [2021-10-13 08:06:58,250 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 08:06:58,287 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 209 nodes and edges [2021-10-13 08:06:58,292 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2021-10-13 08:06:58,296 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-10-13 08:06:58,301 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-13 08:06:58,305 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 08:06:58,310 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 08:06:58,755 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebd0d023-bddb-49be-8870-2116d6f8103e/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 08:06:58,755 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 08:06:58,757 INFO L168 Benchmark]: Toolchain (without parser) took 45699.11 ms. Allocated memory was 98.6 MB in the beginning and 199.2 MB in the end (delta: 100.7 MB). Free memory was 63.3 MB in the beginning and 149.1 MB in the end (delta: -85.8 MB). Peak memory consumption was 125.8 MB. Max. memory is 16.1 GB. [2021-10-13 08:06:58,757 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 98.6 MB. Free memory is still 51.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 08:06:58,758 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1143.29 ms. Allocated memory is still 98.6 MB. Free memory was 63.2 MB in the beginning and 50.3 MB in the end (delta: 12.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-13 08:06:58,758 INFO L168 Benchmark]: Boogie Procedure Inliner took 173.10 ms. Allocated memory is still 98.6 MB. Free memory was 50.3 MB in the beginning and 41.6 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 08:06:58,759 INFO L168 Benchmark]: Boogie Preprocessor took 185.23 ms. Allocated memory was 98.6 MB in the beginning and 123.7 MB in the end (delta: 25.2 MB). Free memory was 41.6 MB in the beginning and 88.0 MB in the end (delta: -46.4 MB). Peak memory consumption was 18.1 MB. Max. memory is 16.1 GB. [2021-10-13 08:06:58,759 INFO L168 Benchmark]: RCFGBuilder took 3887.37 ms. Allocated memory was 123.7 MB in the beginning and 165.7 MB in the end (delta: 41.9 MB). Free memory was 87.2 MB in the beginning and 66.8 MB in the end (delta: 20.3 MB). Peak memory consumption was 65.2 MB. Max. memory is 16.1 GB. [2021-10-13 08:06:58,760 INFO L168 Benchmark]: TraceAbstraction took 39790.05 ms. Allocated memory was 165.7 MB in the beginning and 199.2 MB in the end (delta: 33.6 MB). Free memory was 65.8 MB in the beginning and 73.4 MB in the end (delta: -7.6 MB). Peak memory consumption was 25.9 MB. Max. memory is 16.1 GB. [2021-10-13 08:06:58,760 INFO L168 Benchmark]: Witness Printer took 509.66 ms. Allocated memory is still 199.2 MB. Free memory was 73.4 MB in the beginning and 149.1 MB in the end (delta: -75.7 MB). Peak memory consumption was 35.5 MB. Max. memory is 16.1 GB. [2021-10-13 08:06:58,762 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 98.6 MB. Free memory is still 51.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1143.29 ms. Allocated memory is still 98.6 MB. Free memory was 63.2 MB in the beginning and 50.3 MB in the end (delta: 12.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 173.10 ms. Allocated memory is still 98.6 MB. Free memory was 50.3 MB in the beginning and 41.6 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 185.23 ms. Allocated memory was 98.6 MB in the beginning and 123.7 MB in the end (delta: 25.2 MB). Free memory was 41.6 MB in the beginning and 88.0 MB in the end (delta: -46.4 MB). Peak memory consumption was 18.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3887.37 ms. Allocated memory was 123.7 MB in the beginning and 165.7 MB in the end (delta: 41.9 MB). Free memory was 87.2 MB in the beginning and 66.8 MB in the end (delta: 20.3 MB). Peak memory consumption was 65.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 39790.05 ms. Allocated memory was 165.7 MB in the beginning and 199.2 MB in the end (delta: 33.6 MB). Free memory was 65.8 MB in the beginning and 73.4 MB in the end (delta: -7.6 MB). Peak memory consumption was 25.9 MB. Max. memory is 16.1 GB. * Witness Printer took 509.66 ms. Allocated memory is still 199.2 MB. Free memory was 73.4 MB in the beginning and 149.1 MB in the end (delta: -75.7 MB). Peak memory consumption was 35.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1287]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 177 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 39696.6ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 22.9ms, AutomataDifference: 32585.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 11.1ms, InitialAbstractionConstructionTime: 18.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 71 SDtfs, 52 SDslu, 3134 SDs, 0 SdLazy, 10602 SolverSat, 34 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 29366.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 63 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 468 ImplicationChecksByTransitivity, 3201.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=177occurred in iteration=0, InterpolantAutomatonStates: 45, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 10.9ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 2 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 3.8ms HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.6ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 49.2ms SsaConstructionTime, 2201.7ms SatisfiabilityAnalysisTime, 4569.3ms InterpolantComputationTime, 174 NumberOfCodeBlocks, 174 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 173 ConstructedInterpolants, 0 QuantifiedInterpolants, 2827 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-10-13 08:06:58,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebd0d023-bddb-49be-8870-2116d6f8103e/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...