./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_08_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a 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_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_08_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur --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 64bit --witnessprinter.graph.data.programhash e2d2e2ac4e484b0235a8f12893dcd80ca2852ee2f6353aabc9057c4843f48eb9 --- 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-38b53e6 [2022-11-26 00:13:24,409 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:13:24,412 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:13:24,450 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:13:24,451 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:13:24,452 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:13:24,453 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:13:24,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:13:24,456 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:13:24,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:13:24,458 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:13:24,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:13:24,463 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:13:24,469 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:13:24,472 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:13:24,474 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:13:24,476 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:13:24,478 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:13:24,480 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:13:24,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:13:24,493 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:13:24,495 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:13:24,497 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:13:24,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:13:24,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:13:24,507 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:13:24,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:13:24,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:13:24,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:13:24,509 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:13:24,510 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:13:24,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:13:24,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:13:24,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:13:24,512 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:13:24,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:13:24,513 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:13:24,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:13:24,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:13:24,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:13:24,515 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:13:24,520 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-26 00:13:24,556 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:13:24,557 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:13:24,557 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:13:24,557 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:13:24,557 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:13:24,558 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:13:24,558 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:13:24,558 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:13:24,558 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:13:24,558 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:13:24,558 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:13:24,558 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:13:24,559 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:13:24,559 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:13:24,559 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:13:24,559 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:13:24,559 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:13:24,559 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:13:24,560 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:13:24,560 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 00:13:24,560 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:13:24,560 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:13:24,560 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:13:24,560 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:13:24,561 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:13:24,561 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-26 00:13:24,561 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:13:24,561 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:13:24,561 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:13:24,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:13:24,562 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:13:24,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:13:24,562 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:13:24,562 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:13:24,562 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:13:24,562 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:13:24,563 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:13:24,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:13:24,563 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:13:24,563 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:13:24,563 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_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2d2e2ac4e484b0235a8f12893dcd80ca2852ee2f6353aabc9057c4843f48eb9 [2022-11-26 00:13:24,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:13:24,930 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:13:24,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:13:24,935 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:13:24,935 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:13:24,937 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_08_good.i [2022-11-26 00:13:28,000 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:13:28,468 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:13:28,468 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_08_good.i [2022-11-26 00:13:28,492 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/data/b7e2df6d7/45605c9f6f284c259c5071491777c092/FLAG479a25b85 [2022-11-26 00:13:28,510 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/data/b7e2df6d7/45605c9f6f284c259c5071491777c092 [2022-11-26 00:13:28,513 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:13:28,515 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:13:28,517 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:13:28,517 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:13:28,521 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:13:28,522 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:13:28" (1/1) ... [2022-11-26 00:13:28,523 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36e7cacf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:28, skipping insertion in model container [2022-11-26 00:13:28,523 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:13:28" (1/1) ... [2022-11-26 00:13:28,532 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:13:28,601 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:13:28,989 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-26 00:13:29,462 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-26 00:13:29,468 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-26 00:13:29,471 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-26 00:13:29,474 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-26 00:13:29,474 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-26 00:13:29,531 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-26 00:13:29,532 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:13:29,541 INFO L203 MainTranslator]: Completed pre-run [2022-11-26 00:13:29,558 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-26 00:13:29,599 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-26 00:13:29,600 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-26 00:13:29,601 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-26 00:13:29,603 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-26 00:13:29,604 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-26 00:13:29,612 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-26 00:13:29,613 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:13:29,711 INFO L208 MainTranslator]: Completed translation [2022-11-26 00:13:29,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:29 WrapperNode [2022-11-26 00:13:29,712 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:13:29,712 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-26 00:13:29,713 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-26 00:13:29,713 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-26 00:13:29,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:29" (1/1) ... [2022-11-26 00:13:29,743 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:29" (1/1) ... [2022-11-26 00:13:29,783 INFO L138 Inliner]: procedures = 505, calls = 77, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 109 [2022-11-26 00:13:29,784 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-26 00:13:29,784 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-26 00:13:29,784 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-26 00:13:29,784 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-26 00:13:29,795 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:29" (1/1) ... [2022-11-26 00:13:29,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:29" (1/1) ... [2022-11-26 00:13:29,816 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:29" (1/1) ... [2022-11-26 00:13:29,816 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:29" (1/1) ... [2022-11-26 00:13:29,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:29" (1/1) ... [2022-11-26 00:13:29,824 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:29" (1/1) ... [2022-11-26 00:13:29,826 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:29" (1/1) ... [2022-11-26 00:13:29,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:29" (1/1) ... [2022-11-26 00:13:29,839 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-26 00:13:29,840 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-26 00:13:29,840 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-26 00:13:29,840 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-26 00:13:29,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:29" (1/1) ... [2022-11-26 00:13:29,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:13:29,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:13:29,884 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-26 00:13:29,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-26 00:13:29,941 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-26 00:13:29,942 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-26 00:13:29,942 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-26 00:13:29,942 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-26 00:13:29,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-26 00:13:29,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-26 00:13:29,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-26 00:13:29,943 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2022-11-26 00:13:29,943 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2022-11-26 00:13:29,943 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsFalse [2022-11-26 00:13:29,943 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsFalse [2022-11-26 00:13:29,944 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-26 00:13:29,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-26 00:13:30,208 INFO L235 CfgBuilder]: Building ICFG [2022-11-26 00:13:30,211 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-26 00:13:30,457 INFO L276 CfgBuilder]: Performing block encoding [2022-11-26 00:13:30,514 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-26 00:13:30,515 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-26 00:13:30,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:13:30 BoogieIcfgContainer [2022-11-26 00:13:30,518 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-26 00:13:30,521 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-26 00:13:30,521 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-26 00:13:30,525 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-26 00:13:30,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:13:28" (1/3) ... [2022-11-26 00:13:30,526 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10759686 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:13:30, skipping insertion in model container [2022-11-26 00:13:30,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:29" (2/3) ... [2022-11-26 00:13:30,526 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10759686 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:13:30, skipping insertion in model container [2022-11-26 00:13:30,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:13:30" (3/3) ... [2022-11-26 00:13:30,528 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_min_sub_08_good.i [2022-11-26 00:13:30,557 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-26 00:13:30,557 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-11-26 00:13:30,603 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-26 00:13:30,610 INFO L357 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, mAutomataTypeConcurrency=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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@67a82a04, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-26 00:13:30,611 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-11-26 00:13:30,615 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 34 states have (on average 1.4411764705882353) internal successors, (49), 49 states have internal predecessors, (49), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 15 states have call predecessors, (18), 18 states have call successors, (18) [2022-11-26 00:13:30,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-26 00:13:30,624 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:13:30,624 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:13:30,625 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-26 00:13:30,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:13:30,631 INFO L85 PathProgramCache]: Analyzing trace with hash -1908780298, now seen corresponding path program 1 times [2022-11-26 00:13:30,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:13:30,642 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36905563] [2022-11-26 00:13:30,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:13:30,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:13:30,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:13:31,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 00:13:31,081 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:13:31,082 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36905563] [2022-11-26 00:13:31,082 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [36905563] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:13:31,083 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:13:31,083 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-26 00:13:31,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138733055] [2022-11-26 00:13:31,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:13:31,090 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-26 00:13:31,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:13:31,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-26 00:13:31,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:13:31,122 INFO L87 Difference]: Start difference. First operand has 65 states, 34 states have (on average 1.4411764705882353) internal successors, (49), 49 states have internal predecessors, (49), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 15 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 5 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-26 00:13:31,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:13:31,275 INFO L93 Difference]: Finished difference Result 114 states and 146 transitions. [2022-11-26 00:13:31,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-26 00:13:31,278 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) Word has length 16 [2022-11-26 00:13:31,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:13:31,287 INFO L225 Difference]: With dead ends: 114 [2022-11-26 00:13:31,287 INFO L226 Difference]: Without dead ends: 55 [2022-11-26 00:13:31,290 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:13:31,300 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 35 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 212 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-26 00:13:31,301 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 212 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-26 00:13:31,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2022-11-26 00:13:31,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2022-11-26 00:13:31,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 30 states have (on average 1.3333333333333333) internal successors, (40), 40 states have internal predecessors, (40), 15 states have call successors, (15), 4 states have call predecessors, (15), 4 states have return successors, (15), 13 states have call predecessors, (15), 15 states have call successors, (15) [2022-11-26 00:13:31,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 70 transitions. [2022-11-26 00:13:31,366 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 70 transitions. Word has length 16 [2022-11-26 00:13:31,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:13:31,368 INFO L495 AbstractCegarLoop]: Abstraction has 55 states and 70 transitions. [2022-11-26 00:13:31,373 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-26 00:13:31,374 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 70 transitions. [2022-11-26 00:13:31,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-26 00:13:31,376 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:13:31,376 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:13:31,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-26 00:13:31,377 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-26 00:13:31,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:13:31,378 INFO L85 PathProgramCache]: Analyzing trace with hash -1004514560, now seen corresponding path program 1 times [2022-11-26 00:13:31,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:13:31,378 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934537515] [2022-11-26 00:13:31,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:13:31,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:13:31,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:13:31,536 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-26 00:13:31,536 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:13:31,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934537515] [2022-11-26 00:13:31,537 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934537515] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:13:31,537 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:13:31,537 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:13:31,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493099761] [2022-11-26 00:13:31,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:13:31,539 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:13:31,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:13:31,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:13:31,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:13:31,540 INFO L87 Difference]: Start difference. First operand 55 states and 70 transitions. Second operand has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 2 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-26 00:13:31,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:13:31,603 INFO L93 Difference]: Finished difference Result 99 states and 123 transitions. [2022-11-26 00:13:31,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:13:31,607 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 2 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) Word has length 29 [2022-11-26 00:13:31,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:13:31,608 INFO L225 Difference]: With dead ends: 99 [2022-11-26 00:13:31,608 INFO L226 Difference]: Without dead ends: 54 [2022-11-26 00:13:31,609 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:13:31,610 INFO L413 NwaCegarLoop]: 57 mSDtfsCounter, 0 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 167 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-26 00:13:31,610 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 167 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-26 00:13:31,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2022-11-26 00:13:31,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2022-11-26 00:13:31,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 30 states have (on average 1.3) internal successors, (39), 39 states have internal predecessors, (39), 14 states have call successors, (14), 4 states have call predecessors, (14), 4 states have return successors, (14), 13 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-26 00:13:31,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 67 transitions. [2022-11-26 00:13:31,634 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 67 transitions. Word has length 29 [2022-11-26 00:13:31,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:13:31,635 INFO L495 AbstractCegarLoop]: Abstraction has 54 states and 67 transitions. [2022-11-26 00:13:31,635 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 2 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-26 00:13:31,635 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 67 transitions. [2022-11-26 00:13:31,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-26 00:13:31,637 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:13:31,637 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 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] [2022-11-26 00:13:31,637 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-26 00:13:31,638 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-26 00:13:31,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:13:31,640 INFO L85 PathProgramCache]: Analyzing trace with hash -360583035, now seen corresponding path program 1 times [2022-11-26 00:13:31,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:13:31,640 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332125227] [2022-11-26 00:13:31,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:13:31,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:13:31,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:13:31,703 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-26 00:13:31,703 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:13:31,703 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332125227] [2022-11-26 00:13:31,703 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332125227] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:13:31,704 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:13:31,704 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-26 00:13:31,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9622913] [2022-11-26 00:13:31,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:13:31,705 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:13:31,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:13:31,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:13:31,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:13:31,706 INFO L87 Difference]: Start difference. First operand 54 states and 67 transitions. Second operand has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-11-26 00:13:31,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:13:31,743 INFO L93 Difference]: Finished difference Result 77 states and 97 transitions. [2022-11-26 00:13:31,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:13:31,744 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 30 [2022-11-26 00:13:31,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:13:31,745 INFO L225 Difference]: With dead ends: 77 [2022-11-26 00:13:31,745 INFO L226 Difference]: Without dead ends: 76 [2022-11-26 00:13:31,746 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:13:31,747 INFO L413 NwaCegarLoop]: 73 mSDtfsCounter, 21 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 126 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-26 00:13:31,748 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 126 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-26 00:13:31,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2022-11-26 00:13:31,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 53. [2022-11-26 00:13:31,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 30 states have (on average 1.2666666666666666) internal successors, (38), 38 states have internal predecessors, (38), 14 states have call successors, (14), 4 states have call predecessors, (14), 4 states have return successors, (14), 13 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-26 00:13:31,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 66 transitions. [2022-11-26 00:13:31,760 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 66 transitions. Word has length 30 [2022-11-26 00:13:31,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:13:31,761 INFO L495 AbstractCegarLoop]: Abstraction has 53 states and 66 transitions. [2022-11-26 00:13:31,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-11-26 00:13:31,788 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 66 transitions. [2022-11-26 00:13:31,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-26 00:13:31,789 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:13:31,789 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 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] [2022-11-26 00:13:31,789 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-26 00:13:31,790 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-26 00:13:31,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:13:31,790 INFO L85 PathProgramCache]: Analyzing trace with hash 1706827898, now seen corresponding path program 1 times [2022-11-26 00:13:31,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:13:31,790 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449901530] [2022-11-26 00:13:31,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:13:31,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:13:31,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:13:32,004 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-26 00:13:32,006 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:13:32,006 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449901530] [2022-11-26 00:13:32,007 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1449901530] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:13:32,007 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1800192698] [2022-11-26 00:13:32,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:13:32,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:13:32,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:13:32,016 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:13:32,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-26 00:13:32,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:13:32,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-26 00:13:32,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:13:32,296 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-26 00:13:32,296 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 00:13:32,390 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-26 00:13:32,390 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1800192698] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 00:13:32,390 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1662342898] [2022-11-26 00:13:32,422 INFO L159 IcfgInterpreter]: Started Sifa with 26 locations of interest [2022-11-26 00:13:32,422 INFO L166 IcfgInterpreter]: Building call graph [2022-11-26 00:13:32,427 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-26 00:13:32,432 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-26 00:13:32,433 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-26 00:13:33,433 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsTrue with input of size 73 for LOIs [2022-11-26 00:13:33,440 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsFalse with input of size 73 for LOIs [2022-11-26 00:13:33,447 INFO L197 IcfgInterpreter]: Interpreting procedure printLine with input of size 113 for LOIs [2022-11-26 00:13:33,507 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-26 00:13:36,400 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1662342898] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:13:36,400 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-26 00:13:36,400 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [5, 5, 5] total 23 [2022-11-26 00:13:36,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734201965] [2022-11-26 00:13:36,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:13:36,402 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-11-26 00:13:36,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:13:36,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-11-26 00:13:36,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=419, Unknown=0, NotChecked=0, Total=506 [2022-11-26 00:13:36,406 INFO L87 Difference]: Start difference. First operand 53 states and 66 transitions. Second operand has 16 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 5 states have call successors, (6), 2 states have call predecessors, (6), 3 states have return successors, (6), 6 states have call predecessors, (6), 5 states have call successors, (6) [2022-11-26 00:13:37,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:13:37,018 INFO L93 Difference]: Finished difference Result 86 states and 101 transitions. [2022-11-26 00:13:37,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-26 00:13:37,019 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 5 states have call successors, (6), 2 states have call predecessors, (6), 3 states have return successors, (6), 6 states have call predecessors, (6), 5 states have call successors, (6) Word has length 31 [2022-11-26 00:13:37,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:13:37,020 INFO L225 Difference]: With dead ends: 86 [2022-11-26 00:13:37,021 INFO L226 Difference]: Without dead ends: 51 [2022-11-26 00:13:37,021 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 73 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=87, Invalid=419, Unknown=0, NotChecked=0, Total=506 [2022-11-26 00:13:37,022 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 81 mSDsluCounter, 162 mSDsCounter, 0 mSdLazyCounter, 363 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 389 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 363 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-26 00:13:37,023 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [88 Valid, 194 Invalid, 389 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 363 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-26 00:13:37,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2022-11-26 00:13:37,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2022-11-26 00:13:37,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 29 states have (on average 1.1724137931034482) internal successors, (34), 34 states have internal predecessors, (34), 13 states have call successors, (13), 5 states have call predecessors, (13), 5 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2022-11-26 00:13:37,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 60 transitions. [2022-11-26 00:13:37,045 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 60 transitions. Word has length 31 [2022-11-26 00:13:37,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:13:37,045 INFO L495 AbstractCegarLoop]: Abstraction has 51 states and 60 transitions. [2022-11-26 00:13:37,046 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 5 states have call successors, (6), 2 states have call predecessors, (6), 3 states have return successors, (6), 6 states have call predecessors, (6), 5 states have call successors, (6) [2022-11-26 00:13:37,046 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 60 transitions. [2022-11-26 00:13:37,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-26 00:13:37,047 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:13:37,047 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 2, 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] [2022-11-26 00:13:37,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-26 00:13:37,253 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:13:37,253 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-26 00:13:37,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:13:37,254 INFO L85 PathProgramCache]: Analyzing trace with hash -1432761278, now seen corresponding path program 1 times [2022-11-26 00:13:37,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:13:37,254 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459536768] [2022-11-26 00:13:37,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:13:37,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:13:37,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:13:37,310 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:13:37,310 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:13:37,310 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459536768] [2022-11-26 00:13:37,310 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459536768] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:13:37,311 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:13:37,311 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-26 00:13:37,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816988816] [2022-11-26 00:13:37,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:13:37,312 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:13:37,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:13:37,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:13:37,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:13:37,313 INFO L87 Difference]: Start difference. First operand 51 states and 60 transitions. Second operand has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-26 00:13:37,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:13:37,354 INFO L93 Difference]: Finished difference Result 51 states and 60 transitions. [2022-11-26 00:13:37,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:13:37,355 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 44 [2022-11-26 00:13:37,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:13:37,356 INFO L225 Difference]: With dead ends: 51 [2022-11-26 00:13:37,356 INFO L226 Difference]: Without dead ends: 50 [2022-11-26 00:13:37,356 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:13:37,357 INFO L413 NwaCegarLoop]: 47 mSDtfsCounter, 13 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-26 00:13:37,358 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 75 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-26 00:13:37,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2022-11-26 00:13:37,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2022-11-26 00:13:37,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 29 states have (on average 1.1379310344827587) internal successors, (33), 33 states have internal predecessors, (33), 13 states have call successors, (13), 5 states have call predecessors, (13), 5 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2022-11-26 00:13:37,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 59 transitions. [2022-11-26 00:13:37,377 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 59 transitions. Word has length 44 [2022-11-26 00:13:37,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:13:37,378 INFO L495 AbstractCegarLoop]: Abstraction has 50 states and 59 transitions. [2022-11-26 00:13:37,378 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-26 00:13:37,378 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 59 transitions. [2022-11-26 00:13:37,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-26 00:13:37,379 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:13:37,379 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 2, 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] [2022-11-26 00:13:37,380 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-26 00:13:37,380 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-26 00:13:37,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:13:37,381 INFO L85 PathProgramCache]: Analyzing trace with hash -1465926536, now seen corresponding path program 1 times [2022-11-26 00:13:37,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:13:37,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1548636812] [2022-11-26 00:13:37,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:13:37,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:13:37,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:13:37,423 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:13:37,424 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:13:37,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1548636812] [2022-11-26 00:13:37,424 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1548636812] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:13:37,424 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:13:37,425 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-26 00:13:37,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485049057] [2022-11-26 00:13:37,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:13:37,425 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:13:37,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:13:37,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:13:37,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:13:37,427 INFO L87 Difference]: Start difference. First operand 50 states and 59 transitions. Second operand has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-26 00:13:37,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:13:37,481 INFO L93 Difference]: Finished difference Result 67 states and 80 transitions. [2022-11-26 00:13:37,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:13:37,482 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 45 [2022-11-26 00:13:37,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:13:37,483 INFO L225 Difference]: With dead ends: 67 [2022-11-26 00:13:37,484 INFO L226 Difference]: Without dead ends: 66 [2022-11-26 00:13:37,484 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:13:37,488 INFO L413 NwaCegarLoop]: 52 mSDtfsCounter, 9 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 97 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-26 00:13:37,488 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 97 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-26 00:13:37,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2022-11-26 00:13:37,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 55. [2022-11-26 00:13:37,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 36 states have internal predecessors, (38), 14 states have call successors, (14), 5 states have call predecessors, (14), 5 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-26 00:13:37,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 66 transitions. [2022-11-26 00:13:37,531 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 66 transitions. Word has length 45 [2022-11-26 00:13:37,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:13:37,532 INFO L495 AbstractCegarLoop]: Abstraction has 55 states and 66 transitions. [2022-11-26 00:13:37,532 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-26 00:13:37,532 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 66 transitions. [2022-11-26 00:13:37,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-26 00:13:37,540 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:13:37,540 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 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] [2022-11-26 00:13:37,541 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-26 00:13:37,541 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-26 00:13:37,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:13:37,542 INFO L85 PathProgramCache]: Analyzing trace with hash 587470660, now seen corresponding path program 1 times [2022-11-26 00:13:37,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:13:37,545 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895859126] [2022-11-26 00:13:37,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:13:37,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:13:37,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:13:37,652 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-11-26 00:13:37,652 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:13:37,652 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1895859126] [2022-11-26 00:13:37,653 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1895859126] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:13:37,653 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:13:37,653 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:13:37,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574352104] [2022-11-26 00:13:37,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:13:37,654 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:13:37,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:13:37,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:13:37,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:13:37,655 INFO L87 Difference]: Start difference. First operand 55 states and 66 transitions. Second operand has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (10), 1 states have call predecessors, (10), 2 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-26 00:13:37,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:13:37,696 INFO L93 Difference]: Finished difference Result 72 states and 82 transitions. [2022-11-26 00:13:37,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:13:37,697 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (10), 1 states have call predecessors, (10), 2 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) Word has length 48 [2022-11-26 00:13:37,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:13:37,698 INFO L225 Difference]: With dead ends: 72 [2022-11-26 00:13:37,698 INFO L226 Difference]: Without dead ends: 48 [2022-11-26 00:13:37,699 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:13:37,699 INFO L413 NwaCegarLoop]: 44 mSDtfsCounter, 0 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 128 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-26 00:13:37,700 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 128 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-26 00:13:37,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2022-11-26 00:13:37,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2022-11-26 00:13:37,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 29 states have (on average 1.0689655172413792) internal successors, (31), 31 states have internal predecessors, (31), 12 states have call successors, (12), 5 states have call predecessors, (12), 5 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-26 00:13:37,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 55 transitions. [2022-11-26 00:13:37,720 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 55 transitions. Word has length 48 [2022-11-26 00:13:37,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:13:37,721 INFO L495 AbstractCegarLoop]: Abstraction has 48 states and 55 transitions. [2022-11-26 00:13:37,721 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (10), 1 states have call predecessors, (10), 2 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-26 00:13:37,721 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 55 transitions. [2022-11-26 00:13:37,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-26 00:13:37,723 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:13:37,723 INFO L195 NwaCegarLoop]: trace histogram [6, 3, 2, 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] [2022-11-26 00:13:37,723 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-26 00:13:37,725 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-26 00:13:37,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:13:37,726 INFO L85 PathProgramCache]: Analyzing trace with hash 1863998743, now seen corresponding path program 1 times [2022-11-26 00:13:37,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:13:37,726 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [974535733] [2022-11-26 00:13:37,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:13:37,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:13:37,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:13:37,810 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-26 00:13:37,810 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:13:37,810 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [974535733] [2022-11-26 00:13:37,810 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [974535733] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:13:37,811 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [319033161] [2022-11-26 00:13:37,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:13:37,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:13:37,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:13:37,816 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:13:37,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-26 00:13:37,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:13:37,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-26 00:13:37,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:13:37,927 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-26 00:13:37,927 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:13:37,928 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [319033161] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:13:37,928 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-26 00:13:37,928 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2022-11-26 00:13:37,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308688258] [2022-11-26 00:13:37,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:13:37,929 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:13:37,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:13:37,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:13:37,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-26 00:13:37,930 INFO L87 Difference]: Start difference. First operand 48 states and 55 transitions. Second operand has 4 states, 3 states have (on average 8.666666666666666) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-26 00:13:37,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:13:37,988 INFO L93 Difference]: Finished difference Result 60 states and 67 transitions. [2022-11-26 00:13:37,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:13:37,988 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 8.666666666666666) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) Word has length 54 [2022-11-26 00:13:37,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:13:37,989 INFO L225 Difference]: With dead ends: 60 [2022-11-26 00:13:37,989 INFO L226 Difference]: Without dead ends: 48 [2022-11-26 00:13:37,990 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-26 00:13:37,991 INFO L413 NwaCegarLoop]: 43 mSDtfsCounter, 0 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 121 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-26 00:13:37,991 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 121 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-26 00:13:37,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2022-11-26 00:13:38,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2022-11-26 00:13:38,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 29 states have (on average 1.0344827586206897) internal successors, (30), 30 states have internal predecessors, (30), 12 states have call successors, (12), 5 states have call predecessors, (12), 5 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-26 00:13:38,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 54 transitions. [2022-11-26 00:13:38,006 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 54 transitions. Word has length 54 [2022-11-26 00:13:38,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:13:38,007 INFO L495 AbstractCegarLoop]: Abstraction has 48 states and 54 transitions. [2022-11-26 00:13:38,007 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 8.666666666666666) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-26 00:13:38,007 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 54 transitions. [2022-11-26 00:13:38,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-26 00:13:38,008 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:13:38,008 INFO L195 NwaCegarLoop]: trace histogram [6, 3, 2, 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] [2022-11-26 00:13:38,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-26 00:13:38,213 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:13:38,214 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-26 00:13:38,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:13:38,214 INFO L85 PathProgramCache]: Analyzing trace with hash -1214504867, now seen corresponding path program 1 times [2022-11-26 00:13:38,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:13:38,215 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101476235] [2022-11-26 00:13:38,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:13:38,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:13:38,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:13:38,329 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-26 00:13:38,329 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:13:38,329 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101476235] [2022-11-26 00:13:38,330 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101476235] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:13:38,330 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1633235160] [2022-11-26 00:13:38,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:13:38,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:13:38,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:13:38,331 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:13:38,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-26 00:13:38,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:13:38,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-26 00:13:38,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:13:38,505 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-26 00:13:38,506 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 00:13:38,613 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-26 00:13:38,614 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1633235160] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 00:13:38,614 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [772847227] [2022-11-26 00:13:38,618 INFO L159 IcfgInterpreter]: Started Sifa with 44 locations of interest [2022-11-26 00:13:38,618 INFO L166 IcfgInterpreter]: Building call graph [2022-11-26 00:13:38,618 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-26 00:13:38,619 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-26 00:13:38,620 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-26 00:13:39,821 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsTrue with input of size 73 for LOIs [2022-11-26 00:13:39,828 INFO L197 IcfgInterpreter]: Interpreting procedure printIntLine with input of size 76 for LOIs [2022-11-26 00:13:39,835 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsFalse with input of size 73 for LOIs [2022-11-26 00:13:39,841 INFO L197 IcfgInterpreter]: Interpreting procedure printLine with input of size 64 for LOIs [2022-11-26 00:13:39,861 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-26 00:13:44,201 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [772847227] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:13:44,202 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-26 00:13:44,202 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [4, 4, 4] total 34 [2022-11-26 00:13:44,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862243256] [2022-11-26 00:13:44,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:13:44,203 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-11-26 00:13:44,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:13:44,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-11-26 00:13:44,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=169, Invalid=1021, Unknown=0, NotChecked=0, Total=1190 [2022-11-26 00:13:44,204 INFO L87 Difference]: Start difference. First operand 48 states and 54 transitions. Second operand has 27 states, 18 states have (on average 1.5) internal successors, (27), 20 states have internal predecessors, (27), 10 states have call successors, (12), 3 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 10 states have call successors, (12) [2022-11-26 00:13:45,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:13:45,377 INFO L93 Difference]: Finished difference Result 48 states and 54 transitions. [2022-11-26 00:13:45,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-26 00:13:45,378 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 18 states have (on average 1.5) internal successors, (27), 20 states have internal predecessors, (27), 10 states have call successors, (12), 3 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 10 states have call successors, (12) Word has length 59 [2022-11-26 00:13:45,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:13:45,378 INFO L225 Difference]: With dead ends: 48 [2022-11-26 00:13:45,378 INFO L226 Difference]: Without dead ends: 0 [2022-11-26 00:13:45,384 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 144 SyntacticMatches, 2 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 342 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=179, Invalid=1153, Unknown=0, NotChecked=0, Total=1332 [2022-11-26 00:13:45,387 INFO L413 NwaCegarLoop]: 16 mSDtfsCounter, 3 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 617 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 51 SdHoareTripleChecker+Invalid, 621 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 617 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-26 00:13:45,388 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 51 Invalid, 621 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 617 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-26 00:13:45,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-26 00:13:45,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-26 00:13:45,390 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) [2022-11-26 00:13:45,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-26 00:13:45,391 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59 [2022-11-26 00:13:45,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:13:45,391 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-26 00:13:45,391 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 18 states have (on average 1.5) internal successors, (27), 20 states have internal predecessors, (27), 10 states have call successors, (12), 3 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 10 states have call successors, (12) [2022-11-26 00:13:45,391 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-26 00:13:45,392 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-26 00:13:45,394 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2022-11-26 00:13:45,395 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2022-11-26 00:13:45,395 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2022-11-26 00:13:45,395 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2022-11-26 00:13:45,395 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2022-11-26 00:13:45,395 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2022-11-26 00:13:45,395 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2022-11-26 00:13:45,396 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2022-11-26 00:13:45,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-11-26 00:13:45,596 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2022-11-26 00:13:45,598 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-26 00:13:47,990 INFO L902 garLoopResultBuilder]: At program point printLineENTRY(lines 1412 1418) the Hoare annotation is: true [2022-11-26 00:13:47,990 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-11-26 00:13:47,990 INFO L899 garLoopResultBuilder]: For program point staticReturnsFalseEXIT(lines 1552 1555) no Hoare annotation was computed. [2022-11-26 00:13:47,990 INFO L902 garLoopResultBuilder]: At program point staticReturnsFalseENTRY(lines 1552 1555) the Hoare annotation is: true [2022-11-26 00:13:47,996 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-11-26 00:13:47,996 INFO L902 garLoopResultBuilder]: At program point printIntLineENTRY(lines 1426 1429) the Hoare annotation is: true [2022-11-26 00:13:47,996 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1593) no Hoare annotation was computed. [2022-11-26 00:13:47,996 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1633) no Hoare annotation was computed. [2022-11-26 00:13:47,997 INFO L899 garLoopResultBuilder]: For program point L1572(line 1572) no Hoare annotation was computed. [2022-11-26 00:13:47,997 INFO L899 garLoopResultBuilder]: For program point L1572-1(line 1572) no Hoare annotation was computed. [2022-11-26 00:13:47,997 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1572) no Hoare annotation was computed. [2022-11-26 00:13:47,997 INFO L899 garLoopResultBuilder]: For program point L1630(line 1630) no Hoare annotation was computed. [2022-11-26 00:13:47,997 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-26 00:13:47,997 INFO L899 garLoopResultBuilder]: For program point L1630-1(lines 1630 1636) no Hoare annotation was computed. [2022-11-26 00:13:47,997 INFO L899 garLoopResultBuilder]: For program point L1564(line 1564) no Hoare annotation was computed. [2022-11-26 00:13:47,997 INFO L899 garLoopResultBuilder]: For program point L1564-1(lines 1564 1579) no Hoare annotation was computed. [2022-11-26 00:13:47,997 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1637) no Hoare annotation was computed. [2022-11-26 00:13:47,997 INFO L899 garLoopResultBuilder]: For program point L1589(line 1589) no Hoare annotation was computed. [2022-11-26 00:13:47,997 INFO L899 garLoopResultBuilder]: For program point L1589-1(lines 1589 1600) no Hoare annotation was computed. [2022-11-26 00:13:47,998 INFO L899 garLoopResultBuilder]: For program point L1614(line 1614) no Hoare annotation was computed. [2022-11-26 00:13:47,998 INFO L899 garLoopResultBuilder]: For program point L1581(lines 1581 1601) no Hoare annotation was computed. [2022-11-26 00:13:47,998 INFO L899 garLoopResultBuilder]: For program point L1614-1(lines 1614 1620) no Hoare annotation was computed. [2022-11-26 00:13:47,999 INFO L895 garLoopResultBuilder]: At program point L1606(line 1606) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= ~GLOBAL_CONST_FALSE~0 0) (= 48 (select |#length| 4)) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_goodG2B1_~data~2#1| 0) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648) 0) (= 48 (select |#length| 3)) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= ~globalArgc~0 0) (= (+ |ULTIMATE.start_goodB2G2_~data~1#1| 2147483648) 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-11-26 00:13:47,999 INFO L895 garLoopResultBuilder]: At program point L1573(line 1573) the Hoare annotation is: false [2022-11-26 00:13:47,999 INFO L899 garLoopResultBuilder]: For program point L1606-1(line 1606) no Hoare annotation was computed. [2022-11-26 00:13:47,999 INFO L899 garLoopResultBuilder]: For program point L1606-2(lines 1606 1613) no Hoare annotation was computed. [2022-11-26 00:13:47,999 INFO L895 garLoopResultBuilder]: At program point L1606-3(lines 1606 1613) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= ~GLOBAL_CONST_FALSE~0 0) (= 48 (select |#length| 4)) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648) 0) (= 48 (select |#length| 3)) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (+ 2 |ULTIMATE.start_goodG2B1_~data~2#1|) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= ~globalArgc~0 0) (= (+ |ULTIMATE.start_goodB2G2_~data~1#1| 2147483648) 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-11-26 00:13:48,000 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1572) no Hoare annotation was computed. [2022-11-26 00:13:48,000 INFO L895 garLoopResultBuilder]: At program point L1598(line 1598) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= ~GLOBAL_CONST_FALSE~0 0) (= 48 (select |#length| 4)) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648) 0) (= 48 (select |#length| 3)) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= ~globalArgc~0 0) (= (+ |ULTIMATE.start_goodB2G2_~data~1#1| 2147483648) 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-11-26 00:13:48,001 INFO L895 garLoopResultBuilder]: At program point L1648(line 1648) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= ~GLOBAL_CONST_FALSE~0 0) (= 48 (select |#length| 4)) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= 48 (select |#length| 3)) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-11-26 00:13:48,001 INFO L899 garLoopResultBuilder]: For program point L1648-1(line 1648) no Hoare annotation was computed. [2022-11-26 00:13:48,001 INFO L895 garLoopResultBuilder]: At program point L1566(line 1566) the Hoare annotation is: false [2022-11-26 00:13:48,001 INFO L899 garLoopResultBuilder]: For program point L1591(lines 1591 1599) no Hoare annotation was computed. [2022-11-26 00:13:48,001 INFO L895 garLoopResultBuilder]: At program point L1608(line 1608) the Hoare annotation is: false [2022-11-26 00:13:48,001 INFO L899 garLoopResultBuilder]: For program point L1633(line 1633) no Hoare annotation was computed. [2022-11-26 00:13:48,001 INFO L899 garLoopResultBuilder]: For program point L1633-1(line 1633) no Hoare annotation was computed. [2022-11-26 00:13:48,001 INFO L895 garLoopResultBuilder]: At program point L1650(line 1650) the Hoare annotation is: (<= (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648) 0) [2022-11-26 00:13:48,001 INFO L899 garLoopResultBuilder]: For program point L1617(line 1617) no Hoare annotation was computed. [2022-11-26 00:13:48,002 INFO L895 garLoopResultBuilder]: At program point L1650-1(line 1650) the Hoare annotation is: (<= (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648) 0) [2022-11-26 00:13:48,002 INFO L899 garLoopResultBuilder]: For program point L1617-1(line 1617) no Hoare annotation was computed. [2022-11-26 00:13:48,002 INFO L895 garLoopResultBuilder]: At program point L1634(line 1634) the Hoare annotation is: (<= (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648) 0) [2022-11-26 00:13:48,002 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1617) no Hoare annotation was computed. [2022-11-26 00:13:48,002 INFO L895 garLoopResultBuilder]: At program point L1626(line 1626) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= ~GLOBAL_CONST_FALSE~0 0) (= 48 (select |#length| 4)) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648) 0) (= 48 (select |#length| 3)) (= 16 (select |#length| 7)) (= |ULTIMATE.start_goodG2B2_~data~3#1| 0) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (+ 2 |ULTIMATE.start_goodG2B1_~data~2#1|) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= |ULTIMATE.start_goodG2B1_~data~2#1| (+ |ULTIMATE.start_goodG2B1_~result~2#1| 1)) (= ~globalArgc~0 0) (= (+ |ULTIMATE.start_goodB2G2_~data~1#1| 2147483648) 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-11-26 00:13:48,003 INFO L899 garLoopResultBuilder]: For program point L1593(line 1593) no Hoare annotation was computed. [2022-11-26 00:13:48,003 INFO L899 garLoopResultBuilder]: For program point L1626-1(line 1626) no Hoare annotation was computed. [2022-11-26 00:13:48,003 INFO L895 garLoopResultBuilder]: At program point L1560(line 1560) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= ~GLOBAL_CONST_FALSE~0 0) (= 48 (select |#length| 4)) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= |ULTIMATE.start_goodB2G1_~data~0#1| 0) (= 48 (select |#length| 3)) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-11-26 00:13:48,003 INFO L899 garLoopResultBuilder]: For program point L1593-1(line 1593) no Hoare annotation was computed. [2022-11-26 00:13:48,003 INFO L899 garLoopResultBuilder]: For program point L1560-1(line 1560) no Hoare annotation was computed. [2022-11-26 00:13:48,004 INFO L895 garLoopResultBuilder]: At program point L1626-4(lines 1626 1629) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= ~GLOBAL_CONST_FALSE~0 0) (= 48 (select |#length| 4)) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (+ |ULTIMATE.start_goodG2B2_~data~3#1| 2) 0) (= (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648) 0) (= 48 (select |#length| 3)) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (+ 2 |ULTIMATE.start_goodG2B1_~data~2#1|) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= |ULTIMATE.start_goodG2B1_~data~2#1| (+ |ULTIMATE.start_goodG2B1_~result~2#1| 1)) (= ~globalArgc~0 0) (= (+ |ULTIMATE.start_goodB2G2_~data~1#1| 2147483648) 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-11-26 00:13:48,005 INFO L895 garLoopResultBuilder]: At program point L1560-4(lines 1560 1563) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= ~GLOBAL_CONST_FALSE~0 0) (= 48 (select |#length| 4)) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648) 0) (= 48 (select |#length| 3)) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-11-26 00:13:48,005 INFO L895 garLoopResultBuilder]: At program point L1618(line 1618) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= ~GLOBAL_CONST_FALSE~0 0) (= 48 (select |#length| 4)) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648) 0) (= 48 (select |#length| 3)) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (+ 2 |ULTIMATE.start_goodG2B1_~data~2#1|) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= |ULTIMATE.start_goodG2B1_~data~2#1| (+ |ULTIMATE.start_goodG2B1_~result~2#1| 1)) (= ~globalArgc~0 0) (= (+ |ULTIMATE.start_goodB2G2_~data~1#1| 2147483648) 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-11-26 00:13:48,006 INFO L895 garLoopResultBuilder]: At program point L1585(line 1585) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= ~GLOBAL_CONST_FALSE~0 0) (= 48 (select |#length| 4)) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_goodB2G2_~data~1#1| 0) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648) 0) (= 48 (select |#length| 3)) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-11-26 00:13:48,006 INFO L899 garLoopResultBuilder]: For program point L1585-1(line 1585) no Hoare annotation was computed. [2022-11-26 00:13:48,006 INFO L895 garLoopResultBuilder]: At program point L1585-4(lines 1585 1588) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= ~GLOBAL_CONST_FALSE~0 0) (= 48 (select |#length| 4)) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648) 0) (= 48 (select |#length| 3)) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= ~globalArgc~0 0) (= (+ |ULTIMATE.start_goodB2G2_~data~1#1| 2147483648) 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-11-26 00:13:48,007 INFO L895 garLoopResultBuilder]: At program point L1577(line 1577) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= ~GLOBAL_CONST_FALSE~0 0) (= 48 (select |#length| 4)) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648) 0) (= 48 (select |#length| 3)) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-11-26 00:13:48,007 INFO L899 garLoopResultBuilder]: For program point L1577-1(lines 1564 1579) no Hoare annotation was computed. [2022-11-26 00:13:48,007 INFO L899 garLoopResultBuilder]: For program point L1602(lines 1602 1621) no Hoare annotation was computed. [2022-11-26 00:13:48,007 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-26 00:13:48,007 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1617) no Hoare annotation was computed. [2022-11-26 00:13:48,007 INFO L895 garLoopResultBuilder]: At program point L1594(line 1594) the Hoare annotation is: false [2022-11-26 00:13:48,007 INFO L899 garLoopResultBuilder]: For program point L1570(lines 1570 1578) no Hoare annotation was computed. [2022-11-26 00:13:48,009 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1593) no Hoare annotation was computed. [2022-11-26 00:13:48,009 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1633) no Hoare annotation was computed. [2022-11-26 00:13:48,009 INFO L899 garLoopResultBuilder]: For program point staticReturnsTrueEXIT(lines 1548 1551) no Hoare annotation was computed. [2022-11-26 00:13:48,009 INFO L902 garLoopResultBuilder]: At program point staticReturnsTrueENTRY(lines 1548 1551) the Hoare annotation is: true [2022-11-26 00:13:48,013 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:13:48,015 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-26 00:13:48,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 12:13:48 BoogieIcfgContainer [2022-11-26 00:13:48,030 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-26 00:13:48,030 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-26 00:13:48,030 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-26 00:13:48,031 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-26 00:13:48,031 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:13:30" (3/4) ... [2022-11-26 00:13:48,034 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-26 00:13:48,040 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-26 00:13:48,040 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure staticReturnsFalse [2022-11-26 00:13:48,040 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-26 00:13:48,040 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure staticReturnsTrue [2022-11-26 00:13:48,050 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-11-26 00:13:48,050 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-26 00:13:48,051 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-26 00:13:48,051 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-26 00:13:48,113 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/witness.graphml [2022-11-26 00:13:48,113 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-26 00:13:48,114 INFO L158 Benchmark]: Toolchain (without parser) took 19598.86ms. Allocated memory was 153.1MB in the beginning and 283.1MB in the end (delta: 130.0MB). Free memory was 116.6MB in the beginning and 241.4MB in the end (delta: -124.8MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2022-11-26 00:13:48,114 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 153.1MB. Free memory is still 124.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 00:13:48,115 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1194.71ms. Allocated memory is still 153.1MB. Free memory was 116.6MB in the beginning and 56.4MB in the end (delta: 60.2MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2022-11-26 00:13:48,115 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.19ms. Allocated memory is still 153.1MB. Free memory was 56.4MB in the beginning and 120.1MB in the end (delta: -63.7MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2022-11-26 00:13:48,117 INFO L158 Benchmark]: Boogie Preprocessor took 55.21ms. Allocated memory was 153.1MB in the beginning and 195.0MB in the end (delta: 41.9MB). Free memory was 120.1MB in the beginning and 164.5MB in the end (delta: -44.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-26 00:13:48,117 INFO L158 Benchmark]: RCFGBuilder took 678.25ms. Allocated memory is still 195.0MB. Free memory was 164.5MB in the beginning and 145.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-26 00:13:48,118 INFO L158 Benchmark]: TraceAbstraction took 17508.76ms. Allocated memory was 195.0MB in the beginning and 283.1MB in the end (delta: 88.1MB). Free memory was 144.6MB in the beginning and 245.6MB in the end (delta: -101.0MB). Peak memory consumption was 156.1MB. Max. memory is 16.1GB. [2022-11-26 00:13:48,118 INFO L158 Benchmark]: Witness Printer took 83.29ms. Allocated memory is still 283.1MB. Free memory was 244.5MB in the beginning and 241.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-26 00:13:48,120 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 153.1MB. Free memory is still 124.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1194.71ms. Allocated memory is still 153.1MB. Free memory was 116.6MB in the beginning and 56.4MB in the end (delta: 60.2MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.19ms. Allocated memory is still 153.1MB. Free memory was 56.4MB in the beginning and 120.1MB in the end (delta: -63.7MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.21ms. Allocated memory was 153.1MB in the beginning and 195.0MB in the end (delta: 41.9MB). Free memory was 120.1MB in the beginning and 164.5MB in the end (delta: -44.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 678.25ms. Allocated memory is still 195.0MB. Free memory was 164.5MB in the beginning and 145.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 17508.76ms. Allocated memory was 195.0MB in the beginning and 283.1MB in the end (delta: 88.1MB). Free memory was 144.6MB in the beginning and 245.6MB in the end (delta: -101.0MB). Peak memory consumption was 156.1MB. Max. memory is 16.1GB. * Witness Printer took 83.29ms. Allocated memory is still 283.1MB. Free memory was 244.5MB in the beginning and 241.4MB 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: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1572]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1572]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1593]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1593]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1617]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1617]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 65 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 17.4s, OverallIterations: 9, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 199 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 162 mSDsluCounter, 1171 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 740 mSDsCounter, 32 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1182 IncrementalHoareTripleChecker+Invalid, 1214 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 32 mSolverCounterUnsat, 431 mSDtfsCounter, 1182 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 353 GetRequests, 279 SyntacticMatches, 4 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 461 ImplicationChecksByTransitivity, 7.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=65occurred in iteration=0, InterpolantAutomatonStates: 69, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 34 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 23 LocationsWithAnnotation, 71 PreInvPairs, 82 NumberOfFragments, 1804 HoareAnnotationTreeSize, 71 FomulaSimplifications, 190 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 23 FomulaSimplificationsInter, 2872 FormulaSimplificationTreeSizeReductionInter, 2.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 500 NumberOfCodeBlocks, 500 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 576 ConstructedInterpolants, 0 QuantifiedInterpolants, 783 SizeOfPredicates, 2 NumberOfNonLiveVariables, 560 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 14 InterpolantComputations, 7 PerfectInterpolantSequences, 288/296 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: OVERALL_TIME: 2.3s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 9, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 78, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 48, TOOLS_POST_TIME: 0.4s, TOOLS_POST_CALL_APPLICATIONS: 54, TOOLS_POST_CALL_TIME: 0.6s, TOOLS_POST_RETURN_APPLICATIONS: 36, TOOLS_POST_RETURN_TIME: 0.4s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 138, TOOLS_QUANTIFIERELIM_TIME: 1.3s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.1s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 192, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 47, DOMAIN_JOIN_TIME: 0.7s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME: 0.0s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 78, DOMAIN_ISBOTTOM_TIME: 0.1s, LOOP_SUMMARIZER_APPLICATIONS: 0, LOOP_SUMMARIZER_CACHE_MISSES: 0, LOOP_SUMMARIZER_OVERALL_TIME: 0.0s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 0, CALL_SUMMARIZER_APPLICATIONS: 36, CALL_SUMMARIZER_CACHE_MISSES: 7, CALL_SUMMARIZER_OVERALL_TIME: 0.0s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.1s, DAG_COMPRESSION_PROCESSED_NODES: 1874, DAG_COMPRESSION_RETAINED_NODES: 203, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1650]: Loop Invariant Derived loop invariant: data + 2147483648 <= 0 RESULT: Ultimate proved your program to be correct! [2022-11-26 00:13:48,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6cc2ec-7817-45ec-bab7-688731826f9e/bin/utaipan-ByfvJB40ur/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