./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_31_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_bb6f9fcc-22d9-41b9-b891-f0a4aa6df40a/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6f9fcc-22d9-41b9-b891-f0a4aa6df40a/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_bb6f9fcc-22d9-41b9-b891-f0a4aa6df40a/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6f9fcc-22d9-41b9-b891-f0a4aa6df40a/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_31_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6f9fcc-22d9-41b9-b891-f0a4aa6df40a/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_bb6f9fcc-22d9-41b9-b891-f0a4aa6df40a/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 68c3dd82f2a1c43b4ddc62f9c5ae4e2d6e21711026bbedab3f03256efc5f2008 --- 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 08:07:26,914 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 08:07:26,916 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 08:07:26,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 08:07:26,936 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 08:07:26,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 08:07:26,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 08:07:26,940 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 08:07:26,942 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 08:07:26,943 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 08:07:26,944 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 08:07:26,945 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 08:07:26,945 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 08:07:26,946 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 08:07:26,947 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 08:07:26,949 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 08:07:26,949 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 08:07:26,950 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 08:07:26,952 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 08:07:26,954 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 08:07:26,955 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 08:07:26,957 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 08:07:26,958 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 08:07:26,959 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 08:07:26,962 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 08:07:26,963 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 08:07:26,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 08:07:26,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 08:07:26,964 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 08:07:26,965 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 08:07:26,966 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 08:07:26,966 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 08:07:26,967 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 08:07:26,968 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 08:07:26,969 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 08:07:26,969 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 08:07:26,969 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 08:07:26,970 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 08:07:26,970 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 08:07:26,970 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 08:07:26,971 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 08:07:26,972 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6f9fcc-22d9-41b9-b891-f0a4aa6df40a/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-12-14 08:07:26,993 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 08:07:26,993 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 08:07:26,994 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 08:07:26,994 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 08:07:26,994 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 08:07:26,995 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 08:07:26,995 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 08:07:26,995 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 08:07:26,995 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 08:07:26,995 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 08:07:26,995 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 08:07:26,995 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 08:07:26,996 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 08:07:26,996 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 08:07:26,996 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 08:07:26,996 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 08:07:26,996 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 08:07:26,996 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 08:07:26,997 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 08:07:26,997 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 08:07:26,997 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 08:07:26,998 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 08:07:26,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 08:07:26,998 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 08:07:26,998 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 08:07:26,998 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 08:07:26,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 08:07:26,998 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 08:07:26,999 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 08:07:26,999 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 08:07:26,999 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 08:07:26,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 08:07:26,999 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 08:07:27,000 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 08:07:27,000 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 08:07:27,000 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 08:07:27,000 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 08:07:27,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 08:07:27,001 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 08:07:27,001 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 08:07:27,001 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_bb6f9fcc-22d9-41b9-b891-f0a4aa6df40a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6f9fcc-22d9-41b9-b891-f0a4aa6df40a/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68c3dd82f2a1c43b4ddc62f9c5ae4e2d6e21711026bbedab3f03256efc5f2008 [2022-12-14 08:07:27,185 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 08:07:27,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 08:07:27,202 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 08:07:27,203 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 08:07:27,203 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 08:07:27,204 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6f9fcc-22d9-41b9-b891-f0a4aa6df40a/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_31_good.i [2022-12-14 08:07:29,715 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 08:07:29,948 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 08:07:29,949 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6f9fcc-22d9-41b9-b891-f0a4aa6df40a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_31_good.i [2022-12-14 08:07:29,960 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6f9fcc-22d9-41b9-b891-f0a4aa6df40a/bin/utaipan-gh47qXpMRh/data/7d9cf9295/f4f2e65669ff40369fc07f086662fb9a/FLAG5722c2321 [2022-12-14 08:07:30,315 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6f9fcc-22d9-41b9-b891-f0a4aa6df40a/bin/utaipan-gh47qXpMRh/data/7d9cf9295/f4f2e65669ff40369fc07f086662fb9a [2022-12-14 08:07:30,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 08:07:30,326 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 08:07:30,329 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 08:07:30,329 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 08:07:30,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 08:07:30,341 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:07:30" (1/1) ... [2022-12-14 08:07:30,344 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cc6c9ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:30, skipping insertion in model container [2022-12-14 08:07:30,344 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:07:30" (1/1) ... [2022-12-14 08:07:30,364 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 08:07:30,414 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 08:07:30,645 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 08:07:30,974 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 08:07:30,978 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 08:07:30,979 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 08:07:30,981 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 08:07:30,981 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 08:07:31,001 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 08:07:31,002 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 08:07:31,009 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 08:07:31,023 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 08:07:31,057 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 08:07:31,059 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 08:07:31,060 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 08:07:31,062 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 08:07:31,062 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 08:07:31,066 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 08:07:31,067 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 08:07:31,171 INFO L208 MainTranslator]: Completed translation [2022-12-14 08:07:31,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:31 WrapperNode [2022-12-14 08:07:31,172 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 08:07:31,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 08:07:31,173 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 08:07:31,173 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 08:07:31,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:31" (1/1) ... [2022-12-14 08:07:31,193 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:31" (1/1) ... [2022-12-14 08:07:31,208 INFO L138 Inliner]: procedures = 501, calls = 59, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 56 [2022-12-14 08:07:31,209 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 08:07:31,209 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 08:07:31,209 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 08:07:31,209 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 08:07:31,216 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:31" (1/1) ... [2022-12-14 08:07:31,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:31" (1/1) ... [2022-12-14 08:07:31,218 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:31" (1/1) ... [2022-12-14 08:07:31,218 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:31" (1/1) ... [2022-12-14 08:07:31,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:31" (1/1) ... [2022-12-14 08:07:31,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:31" (1/1) ... [2022-12-14 08:07:31,224 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:31" (1/1) ... [2022-12-14 08:07:31,224 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:31" (1/1) ... [2022-12-14 08:07:31,226 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 08:07:31,226 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 08:07:31,226 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 08:07:31,227 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 08:07:31,227 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:31" (1/1) ... [2022-12-14 08:07:31,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 08:07:31,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6f9fcc-22d9-41b9-b891-f0a4aa6df40a/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 08:07:31,253 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6f9fcc-22d9-41b9-b891-f0a4aa6df40a/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 08:07:31,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6f9fcc-22d9-41b9-b891-f0a4aa6df40a/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 08:07:31,287 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 08:07:31,287 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 08:07:31,287 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 08:07:31,287 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 08:07:31,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 08:07:31,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 08:07:31,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 08:07:31,288 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 08:07:31,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 08:07:31,390 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 08:07:31,393 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 08:07:31,499 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 08:07:31,522 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 08:07:31,523 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 08:07:31,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:07:31 BoogieIcfgContainer [2022-12-14 08:07:31,525 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 08:07:31,527 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 08:07:31,527 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 08:07:31,530 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 08:07:31,530 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 08:07:30" (1/3) ... [2022-12-14 08:07:31,530 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ebd59f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 08:07:31, skipping insertion in model container [2022-12-14 08:07:31,530 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:31" (2/3) ... [2022-12-14 08:07:31,531 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ebd59f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 08:07:31, skipping insertion in model container [2022-12-14 08:07:31,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:07:31" (3/3) ... [2022-12-14 08:07:31,532 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_preinc_31_good.i [2022-12-14 08:07:31,547 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 08:07:31,547 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-12-14 08:07:31,588 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 08:07:31,594 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;@762d1cce, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 08:07:31,594 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-12-14 08:07:31,597 INFO L276 IsEmpty]: Start isEmpty. Operand has 24 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 17 states have internal predecessors, (17), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2022-12-14 08:07:31,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 08:07:31,604 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:07:31,604 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2022-12-14 08:07:31,605 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-12-14 08:07:31,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:07:31,610 INFO L85 PathProgramCache]: Analyzing trace with hash -1792272987, now seen corresponding path program 1 times [2022-12-14 08:07:31,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:07:31,617 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85867617] [2022-12-14 08:07:31,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:07:31,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:07:31,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:07:31,853 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 08:07:31,854 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:07:31,854 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85867617] [2022-12-14 08:07:31,854 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85867617] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:07:31,855 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:07:31,855 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 08:07:31,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633667810] [2022-12-14 08:07:31,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:07:31,861 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 08:07:31,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:07:31,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 08:07:31,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:07:31,896 INFO L87 Difference]: Start difference. First operand has 24 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 17 states have internal predecessors, (17), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 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 08:07:31,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:07:31,934 INFO L93 Difference]: Finished difference Result 24 states and 27 transitions. [2022-12-14 08:07:31,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 08:07:31,937 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 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 6 [2022-12-14 08:07:31,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:07:31,943 INFO L225 Difference]: With dead ends: 24 [2022-12-14 08:07:31,943 INFO L226 Difference]: Without dead ends: 16 [2022-12-14 08:07:31,945 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 08:07:31,948 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 1 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 35 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 08:07:31,949 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 35 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 08:07:31,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2022-12-14 08:07:31,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2022-12-14 08:07:31,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 10 states have (on average 1.1) internal successors, (11), 11 states have internal predecessors, (11), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-14 08:07:31,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 15 transitions. [2022-12-14 08:07:31,975 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 15 transitions. Word has length 6 [2022-12-14 08:07:31,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:07:31,975 INFO L495 AbstractCegarLoop]: Abstraction has 16 states and 15 transitions. [2022-12-14 08:07:31,975 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 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 08:07:31,975 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2022-12-14 08:07:31,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 08:07:31,976 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:07:31,976 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:07:31,976 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 08:07:31,976 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-12-14 08:07:31,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:07:31,977 INFO L85 PathProgramCache]: Analyzing trace with hash 1547458109, now seen corresponding path program 1 times [2022-12-14 08:07:31,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:07:31,978 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573614562] [2022-12-14 08:07:31,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:07:31,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:07:31,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:07:32,068 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 08:07:32,068 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:07:32,069 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573614562] [2022-12-14 08:07:32,069 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573614562] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:07:32,069 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:07:32,069 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 08:07:32,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677882285] [2022-12-14 08:07:32,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:07:32,071 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 08:07:32,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:07:32,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 08:07:32,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:07:32,072 INFO L87 Difference]: Start difference. First operand 16 states and 15 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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 08:07:32,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:07:32,081 INFO L93 Difference]: Finished difference Result 16 states and 15 transitions. [2022-12-14 08:07:32,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 08:07:32,082 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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 13 [2022-12-14 08:07:32,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:07:32,082 INFO L225 Difference]: With dead ends: 16 [2022-12-14 08:07:32,082 INFO L226 Difference]: Without dead ends: 0 [2022-12-14 08:07:32,082 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 08:07:32,084 INFO L413 NwaCegarLoop]: 8 mSDtfsCounter, 0 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 15 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 08:07:32,084 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 15 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 08:07:32,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-14 08:07:32,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-14 08:07:32,085 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 08:07:32,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-14 08:07:32,086 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2022-12-14 08:07:32,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:07:32,086 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-14 08:07:32,086 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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 08:07:32,086 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-14 08:07:32,086 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 08:07:32,089 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 4 remaining) [2022-12-14 08:07:32,089 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 4 remaining) [2022-12-14 08:07:32,090 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 4 remaining) [2022-12-14 08:07:32,090 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 4 remaining) [2022-12-14 08:07:32,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 08:07:32,092 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-14 08:07:32,104 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1412 1418) the Hoare annotation is: true [2022-12-14 08:07:32,104 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-12-14 08:07:32,104 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1426 1429) the Hoare annotation is: true [2022-12-14 08:07:32,104 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-12-14 08:07:32,105 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1557) no Hoare annotation was computed. [2022-12-14 08:07:32,105 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-14 08:07:32,105 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1573) no Hoare annotation was computed. [2022-12-14 08:07:32,105 INFO L902 garLoopResultBuilder]: At program point L1559(line 1559) the Hoare annotation is: true [2022-12-14 08:07:32,105 INFO L899 garLoopResultBuilder]: For program point L1559-1(lines 1548 1562) no Hoare annotation was computed. [2022-12-14 08:07:32,105 INFO L899 garLoopResultBuilder]: For program point L1557(line 1557) no Hoare annotation was computed. [2022-12-14 08:07:32,105 INFO L899 garLoopResultBuilder]: For program point L1557-1(line 1557) no Hoare annotation was computed. [2022-12-14 08:07:32,106 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-14 08:07:32,106 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1557) no Hoare annotation was computed. [2022-12-14 08:07:32,106 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1573) no Hoare annotation was computed. [2022-12-14 08:07:32,106 INFO L902 garLoopResultBuilder]: At program point L1593(line 1593) the Hoare annotation is: true [2022-12-14 08:07:32,106 INFO L902 garLoopResultBuilder]: At program point L1593-1(line 1593) the Hoare annotation is: true [2022-12-14 08:07:32,106 INFO L902 garLoopResultBuilder]: At program point L1591(line 1591) the Hoare annotation is: true [2022-12-14 08:07:32,106 INFO L899 garLoopResultBuilder]: For program point L1591-1(line 1591) no Hoare annotation was computed. [2022-12-14 08:07:32,107 INFO L902 garLoopResultBuilder]: At program point L1579(line 1579) the Hoare annotation is: true [2022-12-14 08:07:32,107 INFO L899 garLoopResultBuilder]: For program point L1579-1(lines 1563 1582) no Hoare annotation was computed. [2022-12-14 08:07:32,107 INFO L902 garLoopResultBuilder]: At program point L1575(line 1575) the Hoare annotation is: true [2022-12-14 08:07:32,107 INFO L899 garLoopResultBuilder]: For program point L1573(line 1573) no Hoare annotation was computed. [2022-12-14 08:07:32,107 INFO L899 garLoopResultBuilder]: For program point L1573-1(line 1573) no Hoare annotation was computed. [2022-12-14 08:07:32,107 INFO L899 garLoopResultBuilder]: For program point L1571(lines 1571 1580) no Hoare annotation was computed. [2022-12-14 08:07:32,110 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2022-12-14 08:07:32,112 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 08:07:32,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 08:07:32 BoogieIcfgContainer [2022-12-14 08:07:32,119 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 08:07:32,119 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 08:07:32,120 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 08:07:32,120 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 08:07:32,120 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:07:31" (3/4) ... [2022-12-14 08:07:32,122 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 08:07:32,126 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-14 08:07:32,126 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-14 08:07:32,129 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2022-12-14 08:07:32,129 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-12-14 08:07:32,129 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-14 08:07:32,129 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 08:07:32,157 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6f9fcc-22d9-41b9-b891-f0a4aa6df40a/bin/utaipan-gh47qXpMRh/witness.graphml [2022-12-14 08:07:32,157 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 08:07:32,158 INFO L158 Benchmark]: Toolchain (without parser) took 1832.86ms. Allocated memory was 123.7MB in the beginning and 174.1MB in the end (delta: 50.3MB). Free memory was 84.5MB in the beginning and 114.9MB in the end (delta: -30.4MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2022-12-14 08:07:32,158 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 123.7MB. Free memory was 89.8MB in the beginning and 89.7MB in the end (delta: 24.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 08:07:32,159 INFO L158 Benchmark]: CACSL2BoogieTranslator took 843.25ms. Allocated memory was 123.7MB in the beginning and 174.1MB in the end (delta: 50.3MB). Free memory was 84.1MB in the beginning and 111.9MB in the end (delta: -27.8MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. [2022-12-14 08:07:32,159 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.21ms. Allocated memory is still 174.1MB. Free memory was 111.9MB in the beginning and 108.8MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 08:07:32,159 INFO L158 Benchmark]: Boogie Preprocessor took 16.84ms. Allocated memory is still 174.1MB. Free memory was 108.8MB in the beginning and 107.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 08:07:32,160 INFO L158 Benchmark]: RCFGBuilder took 298.65ms. Allocated memory is still 174.1MB. Free memory was 107.7MB in the beginning and 94.1MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 08:07:32,160 INFO L158 Benchmark]: TraceAbstraction took 592.18ms. Allocated memory is still 174.1MB. Free memory was 93.0MB in the beginning and 118.1MB in the end (delta: -25.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 08:07:32,160 INFO L158 Benchmark]: Witness Printer took 37.62ms. Allocated memory is still 174.1MB. Free memory was 118.1MB in the beginning and 114.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 08:07:32,162 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 123.7MB. Free memory was 89.8MB in the beginning and 89.7MB in the end (delta: 24.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 843.25ms. Allocated memory was 123.7MB in the beginning and 174.1MB in the end (delta: 50.3MB). Free memory was 84.1MB in the beginning and 111.9MB in the end (delta: -27.8MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.21ms. Allocated memory is still 174.1MB. Free memory was 111.9MB in the beginning and 108.8MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.84ms. Allocated memory is still 174.1MB. Free memory was 108.8MB in the beginning and 107.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 298.65ms. Allocated memory is still 174.1MB. Free memory was 107.7MB in the beginning and 94.1MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 592.18ms. Allocated memory is still 174.1MB. Free memory was 93.0MB in the beginning and 118.1MB in the end (delta: -25.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 37.62ms. Allocated memory is still 174.1MB. Free memory was 118.1MB in the beginning and 114.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. 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: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1573]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1573]: 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, 24 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 50 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 24 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 19 IncrementalHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 26 mSDtfsCounter, 19 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=24occurred in iteration=0, InterpolantAutomatonStates: 6, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 11 PreInvPairs, 11 NumberOfFragments, 8 HoareAnnotationTreeSize, 11 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 8 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 17 ConstructedInterpolants, 0 QuantifiedInterpolants, 21 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 1593]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-12-14 08:07:32,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb6f9fcc-22d9-41b9-b891-f0a4aa6df40a/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