./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_10_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_217f1331-3615-4f1a-a5bd-70d5df3e5e97/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_217f1331-3615-4f1a-a5bd-70d5df3e5e97/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_217f1331-3615-4f1a-a5bd-70d5df3e5e97/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_217f1331-3615-4f1a-a5bd-70d5df3e5e97/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_10_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_217f1331-3615-4f1a-a5bd-70d5df3e5e97/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_217f1331-3615-4f1a-a5bd-70d5df3e5e97/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f24f445f47bde1db2752c94143b7544e46f3a90dddd0b04ec77d34c31e453622 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 05:44:23,023 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 05:44:23,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 05:44:23,043 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 05:44:23,044 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 05:44:23,045 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 05:44:23,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 05:44:23,047 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 05:44:23,049 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 05:44:23,049 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 05:44:23,050 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 05:44:23,051 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 05:44:23,052 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 05:44:23,053 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 05:44:23,054 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 05:44:23,055 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 05:44:23,056 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 05:44:23,056 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 05:44:23,058 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 05:44:23,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 05:44:23,061 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 05:44:23,062 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 05:44:23,063 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 05:44:23,064 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 05:44:23,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 05:44:23,068 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 05:44:23,068 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 05:44:23,069 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 05:44:23,069 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 05:44:23,070 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 05:44:23,071 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 05:44:23,071 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 05:44:23,072 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 05:44:23,073 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 05:44:23,073 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 05:44:23,074 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 05:44:23,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 05:44:23,074 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 05:44:23,075 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 05:44:23,075 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 05:44:23,076 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 05:44:23,076 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_217f1331-3615-4f1a-a5bd-70d5df3e5e97/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-12-14 05:44:23,096 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 05:44:23,096 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 05:44:23,096 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 05:44:23,096 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 05:44:23,097 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 05:44:23,097 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 05:44:23,097 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 05:44:23,098 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 05:44:23,098 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 05:44:23,098 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 05:44:23,098 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 05:44:23,098 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 05:44:23,098 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 05:44:23,098 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 05:44:23,099 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 05:44:23,099 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 05:44:23,099 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 05:44:23,099 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 05:44:23,100 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 05:44:23,100 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 05:44:23,100 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 05:44:23,100 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 05:44:23,100 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 05:44:23,100 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 05:44:23,101 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 05:44:23,101 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 05:44:23,101 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 05:44:23,101 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 05:44:23,101 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 05:44:23,101 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 05:44:23,101 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 05:44:23,102 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 05:44:23,102 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 05:44:23,102 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 05:44:23,102 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 05:44:23,102 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 05:44:23,102 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 05:44:23,102 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 05:44:23,103 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 05:44:23,103 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 05:44:23,103 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_217f1331-3615-4f1a-a5bd-70d5df3e5e97/bin/utaipan-gh47qXpMRh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_217f1331-3615-4f1a-a5bd-70d5df3e5e97/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f24f445f47bde1db2752c94143b7544e46f3a90dddd0b04ec77d34c31e453622 [2022-12-14 05:44:23,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 05:44:23,296 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 05:44:23,298 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 05:44:23,299 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 05:44:23,299 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 05:44:23,300 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_217f1331-3615-4f1a-a5bd-70d5df3e5e97/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_10_good.i [2022-12-14 05:44:25,850 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 05:44:26,078 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 05:44:26,079 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_217f1331-3615-4f1a-a5bd-70d5df3e5e97/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_10_good.i [2022-12-14 05:44:26,092 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_217f1331-3615-4f1a-a5bd-70d5df3e5e97/bin/utaipan-gh47qXpMRh/data/487ad3b7a/7abe867915684c80b9aba56f14217991/FLAGf1fa7c683 [2022-12-14 05:44:26,441 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_217f1331-3615-4f1a-a5bd-70d5df3e5e97/bin/utaipan-gh47qXpMRh/data/487ad3b7a/7abe867915684c80b9aba56f14217991 [2022-12-14 05:44:26,446 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 05:44:26,447 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 05:44:26,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 05:44:26,449 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 05:44:26,454 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 05:44:26,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:44:26" (1/1) ... [2022-12-14 05:44:26,455 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@510ecb7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:26, skipping insertion in model container [2022-12-14 05:44:26,456 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:44:26" (1/1) ... [2022-12-14 05:44:26,462 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 05:44:26,494 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 05:44:26,721 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 05:44:27,015 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 05:44:27,019 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 05:44:27,021 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 05:44:27,022 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 05:44:27,023 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 05:44:27,051 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 05:44:27,052 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 05:44:27,060 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 05:44:27,074 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 05:44:27,105 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 05:44:27,106 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 05:44:27,107 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 05:44:27,109 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 05:44:27,109 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 05:44:27,116 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 05:44:27,117 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 05:44:27,253 INFO L208 MainTranslator]: Completed translation [2022-12-14 05:44:27,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:27 WrapperNode [2022-12-14 05:44:27,253 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 05:44:27,254 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 05:44:27,254 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 05:44:27,254 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 05:44:27,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:27" (1/1) ... [2022-12-14 05:44:27,275 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:27" (1/1) ... [2022-12-14 05:44:27,294 INFO L138 Inliner]: procedures = 503, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 125 [2022-12-14 05:44:27,295 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 05:44:27,295 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 05:44:27,295 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 05:44:27,295 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 05:44:27,303 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:27" (1/1) ... [2022-12-14 05:44:27,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:27" (1/1) ... [2022-12-14 05:44:27,305 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:27" (1/1) ... [2022-12-14 05:44:27,305 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:27" (1/1) ... [2022-12-14 05:44:27,310 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:27" (1/1) ... [2022-12-14 05:44:27,311 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:27" (1/1) ... [2022-12-14 05:44:27,313 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:27" (1/1) ... [2022-12-14 05:44:27,314 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:27" (1/1) ... [2022-12-14 05:44:27,316 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 05:44:27,317 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 05:44:27,317 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 05:44:27,317 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 05:44:27,317 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:27" (1/1) ... [2022-12-14 05:44:27,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 05:44:27,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_217f1331-3615-4f1a-a5bd-70d5df3e5e97/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 05:44:27,342 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_217f1331-3615-4f1a-a5bd-70d5df3e5e97/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 05:44:27,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_217f1331-3615-4f1a-a5bd-70d5df3e5e97/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 05:44:27,379 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 05:44:27,380 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 05:44:27,380 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 05:44:27,380 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 05:44:27,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 05:44:27,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 05:44:27,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 05:44:27,380 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 05:44:27,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 05:44:27,478 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 05:44:27,480 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 05:44:27,672 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 05:44:27,774 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 05:44:27,774 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 05:44:27,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:44:27 BoogieIcfgContainer [2022-12-14 05:44:27,777 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 05:44:27,779 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 05:44:27,779 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 05:44:27,782 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 05:44:27,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 05:44:26" (1/3) ... [2022-12-14 05:44:27,782 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64af6176 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:44:27, skipping insertion in model container [2022-12-14 05:44:27,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:27" (2/3) ... [2022-12-14 05:44:27,783 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64af6176 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:44:27, skipping insertion in model container [2022-12-14 05:44:27,783 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:44:27" (3/3) ... [2022-12-14 05:44:27,784 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_postinc_10_good.i [2022-12-14 05:44:27,797 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 05:44:27,797 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-12-14 05:44:27,832 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 05:44:27,836 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;@468b90e0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 05:44:27,837 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-12-14 05:44:27,840 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 24 states have (on average 1.625) internal successors, (39), 39 states have internal predecessors, (39), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 7 states have call predecessors, (10), 10 states have call successors, (10) [2022-12-14 05:44:27,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 05:44:27,845 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 05:44:27,846 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 05:44:27,846 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)] === [2022-12-14 05:44:27,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 05:44:27,850 INFO L85 PathProgramCache]: Analyzing trace with hash 1233163183, now seen corresponding path program 1 times [2022-12-14 05:44:27,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 05:44:27,858 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150163813] [2022-12-14 05:44:27,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 05:44:27,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 05:44:27,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 05:44:28,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 05:44:28,188 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 05:44:28,188 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150163813] [2022-12-14 05:44:28,189 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [150163813] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 05:44:28,189 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 05:44:28,189 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 05:44:28,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990605579] [2022-12-14 05:44:28,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 05:44:28,194 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 05:44:28,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 05:44:28,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 05:44:28,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 05:44:28,217 INFO L87 Difference]: Start difference. First operand has 45 states, 24 states have (on average 1.625) internal successors, (39), 39 states have internal predecessors, (39), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 7 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 5 states, 4 states have (on average 1.5) internal successors, (6), 5 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 05:44:28,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 05:44:28,331 INFO L93 Difference]: Finished difference Result 69 states and 87 transitions. [2022-12-14 05:44:28,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 05:44:28,333 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 1.5) internal successors, (6), 5 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 8 [2022-12-14 05:44:28,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 05:44:28,341 INFO L225 Difference]: With dead ends: 69 [2022-12-14 05:44:28,341 INFO L226 Difference]: Without dead ends: 39 [2022-12-14 05:44:28,344 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-14 05:44:28,348 INFO L413 NwaCegarLoop]: 30 mSDtfsCounter, 75 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 05:44:28,349 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 71 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 05:44:28,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2022-12-14 05:44:28,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2022-12-14 05:44:28,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 22 states have (on average 1.4545454545454546) internal successors, (32), 32 states have internal predecessors, (32), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 5 states have call predecessors, (8), 8 states have call successors, (8) [2022-12-14 05:44:28,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 48 transitions. [2022-12-14 05:44:28,386 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 48 transitions. Word has length 8 [2022-12-14 05:44:28,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 05:44:28,387 INFO L495 AbstractCegarLoop]: Abstraction has 39 states and 48 transitions. [2022-12-14 05:44:28,387 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 1.5) internal successors, (6), 5 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 05:44:28,388 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2022-12-14 05:44:28,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 05:44:28,389 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 05:44:28,389 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 05:44:28,389 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 05:44:28,389 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-14 05:44:28,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 05:44:28,390 INFO L85 PathProgramCache]: Analyzing trace with hash -426646921, now seen corresponding path program 1 times [2022-12-14 05:44:28,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 05:44:28,390 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234809216] [2022-12-14 05:44:28,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 05:44:28,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 05:44:28,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 05:44:28,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 05:44:28,457 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 05:44:28,457 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234809216] [2022-12-14 05:44:28,457 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [234809216] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 05:44:28,457 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 05:44:28,457 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 05:44:28,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738047487] [2022-12-14 05:44:28,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 05:44:28,459 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 05:44:28,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 05:44:28,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 05:44:28,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 05:44:28,460 INFO L87 Difference]: Start difference. First operand 39 states and 48 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 05:44:28,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 05:44:28,486 INFO L93 Difference]: Finished difference Result 39 states and 48 transitions. [2022-12-14 05:44:28,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 05:44:28,486 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 9 [2022-12-14 05:44:28,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 05:44:28,487 INFO L225 Difference]: With dead ends: 39 [2022-12-14 05:44:28,487 INFO L226 Difference]: Without dead ends: 38 [2022-12-14 05:44:28,488 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 [2022-12-14 05:44:28,488 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 0 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 05:44:28,489 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 77 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 05:44:28,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2022-12-14 05:44:28,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2022-12-14 05:44:28,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 22 states have (on average 1.4090909090909092) internal successors, (31), 31 states have internal predecessors, (31), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 5 states have call predecessors, (8), 8 states have call successors, (8) [2022-12-14 05:44:28,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 47 transitions. [2022-12-14 05:44:28,494 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 47 transitions. Word has length 9 [2022-12-14 05:44:28,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 05:44:28,494 INFO L495 AbstractCegarLoop]: Abstraction has 38 states and 47 transitions. [2022-12-14 05:44:28,494 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 05:44:28,494 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 47 transitions. [2022-12-14 05:44:28,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 05:44:28,495 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 05:44:28,495 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 05:44:28,495 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 05:44:28,495 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)] === [2022-12-14 05:44:28,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 05:44:28,496 INFO L85 PathProgramCache]: Analyzing trace with hash -1558789324, now seen corresponding path program 1 times [2022-12-14 05:44:28,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 05:44:28,496 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320986794] [2022-12-14 05:44:28,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 05:44:28,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 05:44:28,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 05:44:28,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 05:44:28,541 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 05:44:28,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320986794] [2022-12-14 05:44:28,541 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1320986794] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 05:44:28,541 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 05:44:28,542 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 05:44:28,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123913656] [2022-12-14 05:44:28,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 05:44:28,542 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 05:44:28,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 05:44:28,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 05:44:28,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 05:44:28,543 INFO L87 Difference]: Start difference. First operand 38 states and 47 transitions. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-14 05:44:28,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 05:44:28,566 INFO L93 Difference]: Finished difference Result 65 states and 76 transitions. [2022-12-14 05:44:28,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 05:44:28,567 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 13 [2022-12-14 05:44:28,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 05:44:28,568 INFO L225 Difference]: With dead ends: 65 [2022-12-14 05:44:28,568 INFO L226 Difference]: Without dead ends: 36 [2022-12-14 05:44:28,568 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 05:44:28,570 INFO L413 NwaCegarLoop]: 33 mSDtfsCounter, 38 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 05:44:28,570 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 33 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 05:44:28,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2022-12-14 05:44:28,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2022-12-14 05:44:28,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 29 states have internal predecessors, (29), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 4 states have call predecessors, (6), 6 states have call successors, (6) [2022-12-14 05:44:28,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 41 transitions. [2022-12-14 05:44:28,575 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 41 transitions. Word has length 13 [2022-12-14 05:44:28,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 05:44:28,575 INFO L495 AbstractCegarLoop]: Abstraction has 36 states and 41 transitions. [2022-12-14 05:44:28,575 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-14 05:44:28,576 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 41 transitions. [2022-12-14 05:44:28,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 05:44:28,576 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 05:44:28,576 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 05:44:28,576 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 05:44:28,576 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-14 05:44:28,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 05:44:28,577 INFO L85 PathProgramCache]: Analyzing trace with hash 1834374506, now seen corresponding path program 1 times [2022-12-14 05:44:28,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 05:44:28,577 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325601885] [2022-12-14 05:44:28,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 05:44:28,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 05:44:28,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 05:44:28,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 05:44:28,736 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 05:44:28,736 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325601885] [2022-12-14 05:44:28,736 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325601885] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 05:44:28,736 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 05:44:28,736 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 05:44:28,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733881134] [2022-12-14 05:44:28,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 05:44:28,737 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 05:44:28,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 05:44:28,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 05:44:28,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-12-14 05:44:28,738 INFO L87 Difference]: Start difference. First operand 36 states and 41 transitions. Second operand has 5 states, 4 states have (on average 2.25) internal successors, (9), 5 states have internal predecessors, (9), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 05:44:28,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 05:44:28,780 INFO L93 Difference]: Finished difference Result 36 states and 41 transitions. [2022-12-14 05:44:28,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 05:44:28,780 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.25) internal successors, (9), 5 states have internal predecessors, (9), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 14 [2022-12-14 05:44:28,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 05:44:28,781 INFO L225 Difference]: With dead ends: 36 [2022-12-14 05:44:28,781 INFO L226 Difference]: Without dead ends: 35 [2022-12-14 05:44:28,782 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-12-14 05:44:28,783 INFO L413 NwaCegarLoop]: 29 mSDtfsCounter, 34 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 05:44:28,784 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 72 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 05:44:28,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2022-12-14 05:44:28,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2022-12-14 05:44:28,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 22 states have (on average 1.2727272727272727) internal successors, (28), 28 states have internal predecessors, (28), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 4 states have call predecessors, (6), 6 states have call successors, (6) [2022-12-14 05:44:28,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 40 transitions. [2022-12-14 05:44:28,788 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 40 transitions. Word has length 14 [2022-12-14 05:44:28,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 05:44:28,788 INFO L495 AbstractCegarLoop]: Abstraction has 35 states and 40 transitions. [2022-12-14 05:44:28,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.25) internal successors, (9), 5 states have internal predecessors, (9), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 05:44:28,788 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 40 transitions. [2022-12-14 05:44:28,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 05:44:28,789 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 05:44:28,789 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 05:44:28,789 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 05:44:28,789 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-14 05:44:28,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 05:44:28,789 INFO L85 PathProgramCache]: Analyzing trace with hash 1031034937, now seen corresponding path program 1 times [2022-12-14 05:44:28,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 05:44:28,790 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853858545] [2022-12-14 05:44:28,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 05:44:28,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 05:44:28,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 05:44:28,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 05:44:28,839 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 05:44:28,839 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853858545] [2022-12-14 05:44:28,839 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853858545] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 05:44:28,839 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 05:44:28,839 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 05:44:28,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679065173] [2022-12-14 05:44:28,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 05:44:28,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 05:44:28,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 05:44:28,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 05:44:28,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 05:44:28,841 INFO L87 Difference]: Start difference. First operand 35 states and 40 transitions. Second operand has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 05:44:28,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 05:44:28,866 INFO L93 Difference]: Finished difference Result 35 states and 40 transitions. [2022-12-14 05:44:28,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 05:44:28,866 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 15 [2022-12-14 05:44:28,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 05:44:28,867 INFO L225 Difference]: With dead ends: 35 [2022-12-14 05:44:28,867 INFO L226 Difference]: Without dead ends: 34 [2022-12-14 05:44:28,867 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 [2022-12-14 05:44:28,868 INFO L413 NwaCegarLoop]: 31 mSDtfsCounter, 0 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 05:44:28,868 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 61 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 05:44:28,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2022-12-14 05:44:28,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2022-12-14 05:44:28,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 22 states have (on average 1.2272727272727273) internal successors, (27), 27 states have internal predecessors, (27), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 4 states have call predecessors, (6), 6 states have call successors, (6) [2022-12-14 05:44:28,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 39 transitions. [2022-12-14 05:44:28,872 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 39 transitions. Word has length 15 [2022-12-14 05:44:28,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 05:44:28,873 INFO L495 AbstractCegarLoop]: Abstraction has 34 states and 39 transitions. [2022-12-14 05:44:28,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 05:44:28,873 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 39 transitions. [2022-12-14 05:44:28,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 05:44:28,873 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 05:44:28,873 INFO L195 NwaCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 05:44:28,873 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 05:44:28,874 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-14 05:44:28,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 05:44:28,874 INFO L85 PathProgramCache]: Analyzing trace with hash -1445242406, now seen corresponding path program 1 times [2022-12-14 05:44:28,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 05:44:28,874 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063824677] [2022-12-14 05:44:28,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 05:44:28,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 05:44:28,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 05:44:28,932 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 05:44:28,933 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 05:44:28,933 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063824677] [2022-12-14 05:44:28,933 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2063824677] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 05:44:28,933 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 05:44:28,933 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 05:44:28,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080335057] [2022-12-14 05:44:28,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 05:44:28,934 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 05:44:28,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 05:44:28,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 05:44:28,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 05:44:28,935 INFO L87 Difference]: Start difference. First operand 34 states and 39 transitions. Second operand has 4 states, 3 states have (on average 4.0) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-12-14 05:44:28,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 05:44:28,970 INFO L93 Difference]: Finished difference Result 34 states and 39 transitions. [2022-12-14 05:44:28,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 05:44:28,971 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 20 [2022-12-14 05:44:28,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 05:44:28,971 INFO L225 Difference]: With dead ends: 34 [2022-12-14 05:44:28,971 INFO L226 Difference]: Without dead ends: 32 [2022-12-14 05:44:28,972 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 05:44:28,978 INFO L413 NwaCegarLoop]: 28 mSDtfsCounter, 3 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 05:44:28,979 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 81 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 05:44:28,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2022-12-14 05:44:28,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2022-12-14 05:44:28,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 25 states have internal predecessors, (25), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 4 states have call predecessors, (6), 6 states have call successors, (6) [2022-12-14 05:44:28,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 37 transitions. [2022-12-14 05:44:28,984 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 37 transitions. Word has length 20 [2022-12-14 05:44:28,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 05:44:28,984 INFO L495 AbstractCegarLoop]: Abstraction has 32 states and 37 transitions. [2022-12-14 05:44:28,985 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-12-14 05:44:28,985 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2022-12-14 05:44:28,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 05:44:28,985 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 05:44:28,986 INFO L195 NwaCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 05:44:28,986 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-14 05:44:28,986 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-14 05:44:28,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 05:44:28,986 INFO L85 PathProgramCache]: Analyzing trace with hash -1264234087, now seen corresponding path program 1 times [2022-12-14 05:44:28,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 05:44:28,987 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714736727] [2022-12-14 05:44:28,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 05:44:28,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 05:44:29,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 05:44:29,066 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 05:44:29,066 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 05:44:29,067 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714736727] [2022-12-14 05:44:29,067 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714736727] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 05:44:29,067 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 05:44:29,067 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 05:44:29,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169351793] [2022-12-14 05:44:29,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 05:44:29,068 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 05:44:29,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 05:44:29,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 05:44:29,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 05:44:29,068 INFO L87 Difference]: Start difference. First operand 32 states and 37 transitions. Second operand has 5 states, 4 states have (on average 4.25) internal successors, (17), 5 states have internal predecessors, (17), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-12-14 05:44:29,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 05:44:29,109 INFO L93 Difference]: Finished difference Result 32 states and 37 transitions. [2022-12-14 05:44:29,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 05:44:29,109 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.25) internal successors, (17), 5 states have internal predecessors, (17), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 27 [2022-12-14 05:44:29,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 05:44:29,110 INFO L225 Difference]: With dead ends: 32 [2022-12-14 05:44:29,110 INFO L226 Difference]: Without dead ends: 0 [2022-12-14 05:44:29,110 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-14 05:44:29,111 INFO L413 NwaCegarLoop]: 25 mSDtfsCounter, 28 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 05:44:29,111 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 75 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 05:44:29,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-14 05:44:29,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-14 05:44:29,112 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) [2022-12-14 05:44:29,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-14 05:44:29,112 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2022-12-14 05:44:29,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 05:44:29,112 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-14 05:44:29,112 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.25) internal successors, (17), 5 states have internal predecessors, (17), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-12-14 05:44:29,112 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-14 05:44:29,113 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 05:44:29,115 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2022-12-14 05:44:29,115 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2022-12-14 05:44:29,115 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2022-12-14 05:44:29,115 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2022-12-14 05:44:29,116 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2022-12-14 05:44:29,116 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2022-12-14 05:44:29,116 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2022-12-14 05:44:29,116 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2022-12-14 05:44:29,116 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-14 05:44:29,118 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-14 05:44:29,179 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1412 1418) the Hoare annotation is: true [2022-12-14 05:44:29,179 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-12-14 05:44:29,179 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1426 1429) the Hoare annotation is: true [2022-12-14 05:44:29,179 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-12-14 05:44:29,179 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1586) no Hoare annotation was computed. [2022-12-14 05:44:29,180 INFO L899 garLoopResultBuilder]: For program point L1596(lines 1596 1616) no Hoare annotation was computed. [2022-12-14 05:44:29,180 INFO L895 garLoopResultBuilder]: At program point L1588(line 1588) the Hoare annotation is: (and (= ~globalFalse~0 0) (<= 0 (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_goodB2G2_~data~1#1| 2147483648)) (= ~globalTrue~0 1)) [2022-12-14 05:44:29,180 INFO L899 garLoopResultBuilder]: For program point L1621-2(lines 1618 1633) no Hoare annotation was computed. [2022-12-14 05:44:29,180 INFO L895 garLoopResultBuilder]: At program point L1646(line 1646) the Hoare annotation is: (and (<= 0 (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648)) (= ~globalTrue~0 1)) [2022-12-14 05:44:29,180 INFO L895 garLoopResultBuilder]: At program point L1613(line 1613) the Hoare annotation is: (and (= ~globalFalse~0 0) (<= 0 (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_goodB2G2_~data~1#1| 2147483648)) (= ~globalTrue~0 1)) [2022-12-14 05:44:29,180 INFO L895 garLoopResultBuilder]: At program point L1646-1(line 1646) the Hoare annotation is: (and (<= 0 (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648)) (= ~globalTrue~0 1)) [2022-12-14 05:44:29,181 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1628) no Hoare annotation was computed. [2022-12-14 05:44:29,181 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1564) no Hoare annotation was computed. [2022-12-14 05:44:29,181 INFO L895 garLoopResultBuilder]: At program point L1630(line 1630) the Hoare annotation is: (and (<= 0 (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648)) (= ~globalTrue~0 1)) [2022-12-14 05:44:29,181 INFO L899 garLoopResultBuilder]: For program point L1564(line 1564) no Hoare annotation was computed. [2022-12-14 05:44:29,181 INFO L899 garLoopResultBuilder]: For program point L1564-1(line 1564) no Hoare annotation was computed. [2022-12-14 05:44:29,181 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1564) no Hoare annotation was computed. [2022-12-14 05:44:29,181 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-14 05:44:29,182 INFO L899 garLoopResultBuilder]: For program point L1574(lines 1574 1595) no Hoare annotation was computed. [2022-12-14 05:44:29,182 INFO L895 garLoopResultBuilder]: At program point L1566(line 1566) the Hoare annotation is: (and (= ~globalFalse~0 0) (<= 0 (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648)) (= ~globalTrue~0 1)) [2022-12-14 05:44:29,182 INFO L895 garLoopResultBuilder]: At program point L1558(line 1558) the Hoare annotation is: false [2022-12-14 05:44:29,182 INFO L899 garLoopResultBuilder]: For program point L1600(lines 1600 1607) no Hoare annotation was computed. [2022-12-14 05:44:29,182 INFO L899 garLoopResultBuilder]: For program point L1600-1(lines 1597 1616) no Hoare annotation was computed. [2022-12-14 05:44:29,182 INFO L895 garLoopResultBuilder]: At program point L1592(line 1592) the Hoare annotation is: (and (= ~globalFalse~0 0) (<= 0 (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_goodB2G2_~data~1#1| 2147483648)) (= ~globalTrue~0 1)) [2022-12-14 05:44:29,182 INFO L899 garLoopResultBuilder]: For program point L1617(lines 1617 1633) no Hoare annotation was computed. [2022-12-14 05:44:29,183 INFO L899 garLoopResultBuilder]: For program point L1584(lines 1584 1593) no Hoare annotation was computed. [2022-12-14 05:44:29,183 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1611) no Hoare annotation was computed. [2022-12-14 05:44:29,183 INFO L899 garLoopResultBuilder]: For program point L1552-2(lines 1549 1573) no Hoare annotation was computed. [2022-12-14 05:44:29,183 INFO L895 garLoopResultBuilder]: At program point L1602(line 1602) the Hoare annotation is: false [2022-12-14 05:44:29,183 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-14 05:44:29,183 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1611) no Hoare annotation was computed. [2022-12-14 05:44:29,183 INFO L899 garLoopResultBuilder]: For program point L1586(line 1586) no Hoare annotation was computed. [2022-12-14 05:44:29,183 INFO L899 garLoopResultBuilder]: For program point L1586-1(line 1586) no Hoare annotation was computed. [2022-12-14 05:44:29,184 INFO L895 garLoopResultBuilder]: At program point L1644(line 1644) the Hoare annotation is: (and (= ~globalFalse~0 0) (= ~globalTrue~0 1)) [2022-12-14 05:44:29,184 INFO L899 garLoopResultBuilder]: For program point L1644-1(line 1644) no Hoare annotation was computed. [2022-12-14 05:44:29,184 INFO L899 garLoopResultBuilder]: For program point L1611(line 1611) no Hoare annotation was computed. [2022-12-14 05:44:29,184 INFO L899 garLoopResultBuilder]: For program point L1611-1(line 1611) no Hoare annotation was computed. [2022-12-14 05:44:29,184 INFO L899 garLoopResultBuilder]: For program point L1578-2(lines 1575 1595) no Hoare annotation was computed. [2022-12-14 05:44:29,184 INFO L895 garLoopResultBuilder]: At program point L1570(line 1570) the Hoare annotation is: (and (= ~globalFalse~0 0) (<= 0 (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648)) (= ~globalTrue~0 1)) [2022-12-14 05:44:29,184 INFO L899 garLoopResultBuilder]: For program point L1570-1(lines 1548 1573) no Hoare annotation was computed. [2022-12-14 05:44:29,185 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1586) no Hoare annotation was computed. [2022-12-14 05:44:29,185 INFO L899 garLoopResultBuilder]: For program point L1628(line 1628) no Hoare annotation was computed. [2022-12-14 05:44:29,185 INFO L899 garLoopResultBuilder]: For program point L1628-1(line 1628) no Hoare annotation was computed. [2022-12-14 05:44:29,185 INFO L899 garLoopResultBuilder]: For program point L1562(lines 1562 1571) no Hoare annotation was computed. [2022-12-14 05:44:29,185 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1628) no Hoare annotation was computed. [2022-12-14 05:44:29,188 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2022-12-14 05:44:29,191 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 05:44:29,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 05:44:29 BoogieIcfgContainer [2022-12-14 05:44:29,204 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 05:44:29,204 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 05:44:29,204 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 05:44:29,205 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 05:44:29,205 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:44:27" (3/4) ... [2022-12-14 05:44:29,208 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 05:44:29,213 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-14 05:44:29,213 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-14 05:44:29,218 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-12-14 05:44:29,218 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-12-14 05:44:29,218 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-14 05:44:29,219 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 05:44:29,260 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_217f1331-3615-4f1a-a5bd-70d5df3e5e97/bin/utaipan-gh47qXpMRh/witness.graphml [2022-12-14 05:44:29,260 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 05:44:29,260 INFO L158 Benchmark]: Toolchain (without parser) took 2813.19ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 86.9MB in the beginning and 66.0MB in the end (delta: 20.9MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. [2022-12-14 05:44:29,260 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 125.8MB. Free memory is still 98.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 05:44:29,261 INFO L158 Benchmark]: CACSL2BoogieTranslator took 804.84ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 86.6MB in the beginning and 84.9MB in the end (delta: 1.7MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. [2022-12-14 05:44:29,261 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.55ms. Allocated memory is still 151.0MB. Free memory was 84.9MB in the beginning and 81.4MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 05:44:29,261 INFO L158 Benchmark]: Boogie Preprocessor took 20.97ms. Allocated memory is still 151.0MB. Free memory was 81.4MB in the beginning and 79.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 05:44:29,262 INFO L158 Benchmark]: RCFGBuilder took 460.32ms. Allocated memory is still 151.0MB. Free memory was 79.3MB in the beginning and 97.6MB in the end (delta: -18.3MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2022-12-14 05:44:29,262 INFO L158 Benchmark]: TraceAbstraction took 1424.85ms. Allocated memory is still 151.0MB. Free memory was 96.8MB in the beginning and 70.2MB in the end (delta: 26.6MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2022-12-14 05:44:29,262 INFO L158 Benchmark]: Witness Printer took 55.40ms. Allocated memory is still 151.0MB. Free memory was 70.2MB in the beginning and 66.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 05:44:29,264 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 125.8MB. Free memory is still 98.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 804.84ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 86.6MB in the beginning and 84.9MB in the end (delta: 1.7MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.55ms. Allocated memory is still 151.0MB. Free memory was 84.9MB in the beginning and 81.4MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.97ms. Allocated memory is still 151.0MB. Free memory was 81.4MB in the beginning and 79.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 460.32ms. Allocated memory is still 151.0MB. Free memory was 79.3MB in the beginning and 97.6MB in the end (delta: -18.3MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1424.85ms. Allocated memory is still 151.0MB. Free memory was 96.8MB in the beginning and 70.2MB in the end (delta: 26.6MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. * Witness Printer took 55.40ms. Allocated memory is still 151.0MB. Free memory was 70.2MB in the beginning and 66.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1628]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1628]: 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 3 procedures, 45 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 7, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 181 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 178 mSDsluCounter, 470 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 255 mSDsCounter, 32 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 161 IncrementalHoareTripleChecker+Invalid, 193 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 32 mSolverCounterUnsat, 215 mSDtfsCounter, 161 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=45occurred in iteration=0, InterpolantAutomatonStates: 27, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 7 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 13 LocationsWithAnnotation, 28 PreInvPairs, 34 NumberOfFragments, 113 HoareAnnotationTreeSize, 28 FomulaSimplifications, 48 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 13 FomulaSimplificationsInter, 36 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 106 NumberOfCodeBlocks, 106 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 180 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 18/18 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1646]: Loop Invariant Derived loop invariant: 0 <= data + 2147483648 && globalTrue == 1 RESULT: Ultimate proved your program to be correct! [2022-12-14 05:44:29,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_217f1331-3615-4f1a-a5bd-70d5df3e5e97/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE