./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/sum02-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc6d65b-4bc8-4823-95e3-5c2ed9d64157/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc6d65b-4bc8-4823-95e3-5c2ed9d64157/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc6d65b-4bc8-4823-95e3-5c2ed9d64157/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc6d65b-4bc8-4823-95e3-5c2ed9d64157/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/bitvector/sum02-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc6d65b-4bc8-4823-95e3-5c2ed9d64157/bin/utaipan-I9t0OCRTmS/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc6d65b-4bc8-4823-95e3-5c2ed9d64157/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 59d79cb7d07f30328554c1c1dfb3c3c4d9d249fe2beb0f1abdeaf89c4a9e9025 --- 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-8393723 [2022-11-19 07:10:11,008 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:10:11,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:10:11,056 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:10:11,059 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:10:11,063 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:10:11,066 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:10:11,073 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:10:11,075 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:10:11,082 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:10:11,084 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:10:11,087 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:10:11,087 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:10:11,090 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:10:11,092 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:10:11,096 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:10:11,097 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:10:11,099 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:10:11,101 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:10:11,110 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:10:11,116 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:10:11,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:10:11,119 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:10:11,120 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:10:11,124 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:10:11,124 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:10:11,124 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:10:11,125 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:10:11,126 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:10:11,127 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:10:11,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:10:11,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:10:11,130 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:10:11,130 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:10:11,132 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:10:11,132 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:10:11,133 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:10:11,133 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:10:11,133 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:10:11,135 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:10:11,135 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:10:11,136 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc6d65b-4bc8-4823-95e3-5c2ed9d64157/bin/utaipan-I9t0OCRTmS/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-19 07:10:11,183 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:10:11,183 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:10:11,183 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:10:11,184 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:10:11,184 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:10:11,185 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:10:11,185 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:10:11,185 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:10:11,185 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:10:11,186 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:10:11,186 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:10:11,186 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:10:11,186 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:10:11,187 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:10:11,187 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:10:11,187 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:10:11,187 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:10:11,188 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:10:11,189 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:10:11,189 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 07:10:11,189 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 07:10:11,189 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:10:11,190 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 07:10:11,190 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:10:11,190 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:10:11,190 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:10:11,191 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:10:11,191 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-19 07:10:11,191 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 07:10:11,191 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:10:11,192 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:10:11,192 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:10:11,192 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:10:11,192 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:10:11,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:10:11,193 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:10:11,193 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:10:11,194 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:10:11,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:10:11,194 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:10:11,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:10:11,194 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:10:11,195 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:10:11,195 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_cbc6d65b-4bc8-4823-95e3-5c2ed9d64157/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc6d65b-4bc8-4823-95e3-5c2ed9d64157/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59d79cb7d07f30328554c1c1dfb3c3c4d9d249fe2beb0f1abdeaf89c4a9e9025 [2022-11-19 07:10:11,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:10:11,593 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:10:11,597 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:10:11,599 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:10:11,600 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:10:11,602 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc6d65b-4bc8-4823-95e3-5c2ed9d64157/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/bitvector/sum02-1.c [2022-11-19 07:10:11,692 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc6d65b-4bc8-4823-95e3-5c2ed9d64157/bin/utaipan-I9t0OCRTmS/data/1fabe2fe7/0c9422148aa143a58a5262c2ef17c5c7/FLAGab6ac7329 [2022-11-19 07:10:12,318 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:10:12,318 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc6d65b-4bc8-4823-95e3-5c2ed9d64157/sv-benchmarks/c/bitvector/sum02-1.c [2022-11-19 07:10:12,326 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc6d65b-4bc8-4823-95e3-5c2ed9d64157/bin/utaipan-I9t0OCRTmS/data/1fabe2fe7/0c9422148aa143a58a5262c2ef17c5c7/FLAGab6ac7329 [2022-11-19 07:10:12,694 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc6d65b-4bc8-4823-95e3-5c2ed9d64157/bin/utaipan-I9t0OCRTmS/data/1fabe2fe7/0c9422148aa143a58a5262c2ef17c5c7 [2022-11-19 07:10:12,697 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:10:12,699 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:10:12,701 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:10:12,701 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:10:12,706 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:10:12,707 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:10:12" (1/1) ... [2022-11-19 07:10:12,708 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c8f15c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:10:12, skipping insertion in model container [2022-11-19 07:10:12,709 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:10:12" (1/1) ... [2022-11-19 07:10:12,718 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:10:12,733 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:10:12,951 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc6d65b-4bc8-4823-95e3-5c2ed9d64157/sv-benchmarks/c/bitvector/sum02-1.c[624,637] [2022-11-19 07:10:12,960 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:10:12,969 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 07:10:12,983 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc6d65b-4bc8-4823-95e3-5c2ed9d64157/sv-benchmarks/c/bitvector/sum02-1.c[624,637] [2022-11-19 07:10:12,987 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:10:13,002 INFO L208 MainTranslator]: Completed translation [2022-11-19 07:10:13,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:10:13 WrapperNode [2022-11-19 07:10:13,003 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:10:13,005 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 07:10:13,005 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 07:10:13,005 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 07:10:13,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:10:13" (1/1) ... [2022-11-19 07:10:13,021 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:10:13" (1/1) ... [2022-11-19 07:10:13,041 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 30 [2022-11-19 07:10:13,047 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 07:10:13,048 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 07:10:13,049 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 07:10:13,051 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 07:10:13,062 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:10:13" (1/1) ... [2022-11-19 07:10:13,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:10:13" (1/1) ... [2022-11-19 07:10:13,079 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:10:13" (1/1) ... [2022-11-19 07:10:13,079 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:10:13" (1/1) ... [2022-11-19 07:10:13,082 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:10:13" (1/1) ... [2022-11-19 07:10:13,092 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:10:13" (1/1) ... [2022-11-19 07:10:13,096 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:10:13" (1/1) ... [2022-11-19 07:10:13,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:10:13" (1/1) ... [2022-11-19 07:10:13,107 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 07:10:13,108 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 07:10:13,108 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 07:10:13,108 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 07:10:13,110 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:10:13" (1/1) ... [2022-11-19 07:10:13,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:10:13,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc6d65b-4bc8-4823-95e3-5c2ed9d64157/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:10:13,147 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc6d65b-4bc8-4823-95e3-5c2ed9d64157/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 07:10:13,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc6d65b-4bc8-4823-95e3-5c2ed9d64157/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 07:10:13,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 07:10:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 07:10:13,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 07:10:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 07:10:13,291 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 07:10:13,294 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 07:10:13,445 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 07:10:13,527 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 07:10:13,527 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-19 07:10:13,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:10:13 BoogieIcfgContainer [2022-11-19 07:10:13,530 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 07:10:13,546 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 07:10:13,546 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 07:10:13,551 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 07:10:13,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:10:12" (1/3) ... [2022-11-19 07:10:13,553 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ab8a115 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:10:13, skipping insertion in model container [2022-11-19 07:10:13,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:10:13" (2/3) ... [2022-11-19 07:10:13,553 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ab8a115 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:10:13, skipping insertion in model container [2022-11-19 07:10:13,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:10:13" (3/3) ... [2022-11-19 07:10:13,555 INFO L112 eAbstractionObserver]: Analyzing ICFG sum02-1.c [2022-11-19 07:10:13,583 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 07:10:13,584 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-19 07:10:13,585 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ab8a115 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:10:13, skipping insertion in model container [2022-11-19 07:10:13,585 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-19 07:10:13,586 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-19 07:10:13,586 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-19 07:10:13,586 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-19 07:10:13,587 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:10:13" (3/3) ... [2022-11-19 07:10:13,590 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-19 07:10:13,601 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-11-19 07:10:13,602 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-19 07:10:13,602 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-19 07:10:13,602 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-19 07:10:13,646 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc6d65b-4bc8-4823-95e3-5c2ed9d64157/bin/utaipan-I9t0OCRTmS/witness.graphml [2022-11-19 07:10:13,646 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-19 07:10:13,648 INFO L158 Benchmark]: Toolchain (without parser) took 948.61ms. Allocated memory is still 134.2MB. Free memory was 91.6MB in the beginning and 89.2MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:10:13,649 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 134.2MB. Free memory was 107.9MB in the beginning and 107.9MB in the end (delta: 80.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-19 07:10:13,650 INFO L158 Benchmark]: CACSL2BoogieTranslator took 303.01ms. Allocated memory is still 134.2MB. Free memory was 91.3MB in the beginning and 108.4MB in the end (delta: -17.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-19 07:10:13,651 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.61ms. Allocated memory is still 134.2MB. Free memory was 108.4MB in the beginning and 107.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-19 07:10:13,652 INFO L158 Benchmark]: Boogie Preprocessor took 59.14ms. Allocated memory is still 134.2MB. Free memory was 107.2MB in the beginning and 106.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:10:13,653 INFO L158 Benchmark]: RCFGBuilder took 422.33ms. Allocated memory is still 134.2MB. Free memory was 106.0MB in the beginning and 94.2MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-19 07:10:13,654 INFO L158 Benchmark]: TraceAbstraction took 38.99ms. Allocated memory is still 134.2MB. Free memory was 93.5MB in the beginning and 91.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-19 07:10:13,655 INFO L158 Benchmark]: Witness Printer took 60.63ms. Allocated memory is still 134.2MB. Free memory was 91.4MB in the beginning and 89.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-19 07:10:13,660 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 134.2MB. Free memory was 107.9MB in the beginning and 107.9MB in the end (delta: 80.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 303.01ms. Allocated memory is still 134.2MB. Free memory was 91.3MB in the beginning and 108.4MB in the end (delta: -17.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.61ms. Allocated memory is still 134.2MB. Free memory was 108.4MB in the beginning and 107.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.14ms. Allocated memory is still 134.2MB. Free memory was 107.2MB in the beginning and 106.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 422.33ms. Allocated memory is still 134.2MB. Free memory was 106.0MB in the beginning and 94.2MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 38.99ms. Allocated memory is still 134.2MB. Free memory was 93.5MB in the beginning and 91.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 60.63ms. Allocated memory is still 134.2MB. Free memory was 91.4MB in the beginning and 89.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-19 07:10:13,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc6d65b-4bc8-4823-95e3-5c2ed9d64157/bin/utaipan-I9t0OCRTmS/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