./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_253826d4-105d-4af6-838d-cfa40ba4025a/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253826d4-105d-4af6-838d-cfa40ba4025a/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253826d4-105d-4af6-838d-cfa40ba4025a/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253826d4-105d-4af6-838d-cfa40ba4025a/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253826d4-105d-4af6-838d-cfa40ba4025a/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253826d4-105d-4af6-838d-cfa40ba4025a/bin/utaipan-g80aRyZoba --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 ffdd9c6c8ed32275119d4b9d2dc66b9f80986fea1a039186a702d6c803e62485 --- 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-b5237d8 [2022-11-22 00:20:56,439 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:20:56,442 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:20:56,468 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:20:56,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:20:56,473 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:20:56,476 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:20:56,480 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:20:56,482 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:20:56,483 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:20:56,485 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:20:56,487 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:20:56,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:20:56,492 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:20:56,496 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:20:56,497 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:20:56,499 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:20:56,502 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:20:56,504 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:20:56,509 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:20:56,512 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:20:56,514 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:20:56,515 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:20:56,517 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:20:56,520 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:20:56,524 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:20:56,524 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:20:56,526 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:20:56,527 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:20:56,530 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:20:56,530 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:20:56,531 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:20:56,533 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:20:56,535 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:20:56,537 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:20:56,537 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:20:56,538 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:20:56,538 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:20:56,538 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:20:56,540 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:20:56,541 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:20:56,541 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253826d4-105d-4af6-838d-cfa40ba4025a/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-22 00:20:56,585 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:20:56,585 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:20:56,586 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 00:20:56,586 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 00:20:56,587 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:20:56,587 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 00:20:56,587 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 00:20:56,588 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 00:20:56,588 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 00:20:56,588 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 00:20:56,589 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 00:20:56,589 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 00:20:56,590 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 00:20:56,590 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 00:20:56,590 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 00:20:56,590 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 00:20:56,591 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 00:20:56,591 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 00:20:56,592 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:20:56,592 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 00:20:56,592 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 00:20:56,593 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 00:20:56,593 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 00:20:56,593 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:20:56,593 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 00:20:56,594 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:20:56,594 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 00:20:56,595 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 00:20:56,595 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 00:20:56,595 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 00:20:56,595 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:20:56,596 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 00:20:56,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:20:56,596 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 00:20:56,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:20:56,597 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:20:56,597 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 00:20:56,597 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:20:56,597 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 00:20:56,598 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 00:20:56,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 00:20:56,598 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 00:20:56,598 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 00:20:56,599 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_253826d4-105d-4af6-838d-cfa40ba4025a/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253826d4-105d-4af6-838d-cfa40ba4025a/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ffdd9c6c8ed32275119d4b9d2dc66b9f80986fea1a039186a702d6c803e62485 [2022-11-22 00:20:56,889 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:20:56,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:20:56,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:20:56,920 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:20:56,920 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:20:56,922 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253826d4-105d-4af6-838d-cfa40ba4025a/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c [2022-11-22 00:21:00,036 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:21:00,311 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:21:00,312 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253826d4-105d-4af6-838d-cfa40ba4025a/sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c [2022-11-22 00:21:00,325 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253826d4-105d-4af6-838d-cfa40ba4025a/bin/utaipan-g80aRyZoba/data/3f311e7bf/8a1f8c1e9cb940ae8e1a8e189e204293/FLAGcd48c78f5 [2022-11-22 00:21:00,352 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253826d4-105d-4af6-838d-cfa40ba4025a/bin/utaipan-g80aRyZoba/data/3f311e7bf/8a1f8c1e9cb940ae8e1a8e189e204293 [2022-11-22 00:21:00,355 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:21:00,358 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:21:00,361 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:21:00,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:21:00,367 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:21:00,368 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:21:00" (1/1) ... [2022-11-22 00:21:00,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f955a0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:00, skipping insertion in model container [2022-11-22 00:21:00,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:21:00" (1/1) ... [2022-11-22 00:21:00,378 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:21:00,414 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:21:00,635 WARN L237 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_253826d4-105d-4af6-838d-cfa40ba4025a/sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c[44811,44824] [2022-11-22 00:21:00,641 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:21:00,652 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 00:21:00,753 WARN L237 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_253826d4-105d-4af6-838d-cfa40ba4025a/sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c[44811,44824] [2022-11-22 00:21:00,757 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:21:00,769 INFO L208 MainTranslator]: Completed translation [2022-11-22 00:21:00,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:00 WrapperNode [2022-11-22 00:21:00,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:21:00,771 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 00:21:00,771 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 00:21:00,771 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 00:21:00,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:00" (1/1) ... [2022-11-22 00:21:00,798 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:00" (1/1) ... [2022-11-22 00:21:00,847 INFO L138 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 534 [2022-11-22 00:21:00,856 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 00:21:00,856 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 00:21:00,857 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 00:21:00,857 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 00:21:00,869 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:00" (1/1) ... [2022-11-22 00:21:00,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:00" (1/1) ... [2022-11-22 00:21:00,888 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:00" (1/1) ... [2022-11-22 00:21:00,888 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:00" (1/1) ... [2022-11-22 00:21:00,895 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:00" (1/1) ... [2022-11-22 00:21:00,917 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:00" (1/1) ... [2022-11-22 00:21:00,919 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:00" (1/1) ... [2022-11-22 00:21:00,929 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:00" (1/1) ... [2022-11-22 00:21:00,932 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 00:21:00,947 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 00:21:00,947 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 00:21:00,947 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 00:21:00,948 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:00" (1/1) ... [2022-11-22 00:21:00,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:21:00,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253826d4-105d-4af6-838d-cfa40ba4025a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:21:00,981 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253826d4-105d-4af6-838d-cfa40ba4025a/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 00:21:00,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253826d4-105d-4af6-838d-cfa40ba4025a/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 00:21:01,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 00:21:01,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 00:21:01,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 00:21:01,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 00:21:01,136 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 00:21:01,138 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 00:21:01,157 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-22 00:21:01,927 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2022-11-22 00:21:01,929 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2022-11-22 00:21:01,929 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 00:21:02,094 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 00:21:02,094 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-22 00:21:02,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:21:02 BoogieIcfgContainer [2022-11-22 00:21:02,098 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 00:21:02,100 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 00:21:02,101 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 00:21:02,104 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 00:21:02,105 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 12:21:00" (1/3) ... [2022-11-22 00:21:02,105 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ee9c6d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:21:02, skipping insertion in model container [2022-11-22 00:21:02,106 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:00" (2/3) ... [2022-11-22 00:21:02,106 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ee9c6d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:21:02, skipping insertion in model container [2022-11-22 00:21:02,106 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:21:02" (3/3) ... [2022-11-22 00:21:02,108 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr_2a_alt.BV.c.cil.c [2022-11-22 00:21:02,129 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 00:21:02,129 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2022-11-22 00:21:02,205 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 00:21:02,212 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;@203fa1d2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 00:21:02,213 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-11-22 00:21:02,219 INFO L276 IsEmpty]: Start isEmpty. Operand has 112 states, 106 states have (on average 1.7924528301886793) internal successors, (190), 111 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 00:21:02,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-22 00:21:02,226 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:21:02,227 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:21:02,228 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-11-22 00:21:02,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:21:02,233 INFO L85 PathProgramCache]: Analyzing trace with hash 224353924, now seen corresponding path program 1 times [2022-11-22 00:21:02,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:21:02,241 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316660056] [2022-11-22 00:21:02,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:21:02,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:21:02,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:21:02,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:21:02,426 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:21:02,426 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316660056] [2022-11-22 00:21:02,427 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [316660056] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:21:02,427 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:21:02,428 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-22 00:21:02,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314046107] [2022-11-22 00:21:02,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:21:02,436 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-22 00:21:02,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:21:02,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-22 00:21:02,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-22 00:21:02,472 INFO L87 Difference]: Start difference. First operand has 112 states, 106 states have (on average 1.7924528301886793) internal successors, (190), 111 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 00:21:02,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:21:02,542 INFO L93 Difference]: Finished difference Result 206 states and 355 transitions. [2022-11-22 00:21:02,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-22 00:21:02,545 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-11-22 00:21:02,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:21:02,551 INFO L225 Difference]: With dead ends: 206 [2022-11-22 00:21:02,552 INFO L226 Difference]: Without dead ends: 0 [2022-11-22 00:21:02,555 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-22 00:21:02,559 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-22 00:21:02,560 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 148 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-22 00:21:02,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-22 00:21:02,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-22 00:21:02,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 00:21:02,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-22 00:21:02,587 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 10 [2022-11-22 00:21:02,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:21:02,588 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-22 00:21:02,588 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 00:21:02,588 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-22 00:21:02,588 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-22 00:21:02,591 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 5 remaining) [2022-11-22 00:21:02,591 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 5 remaining) [2022-11-22 00:21:02,592 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 5 remaining) [2022-11-22 00:21:02,592 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 5 remaining) [2022-11-22 00:21:02,593 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 5 remaining) [2022-11-22 00:21:02,593 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 00:21:02,595 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-22 00:21:02,656 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 277) no Hoare annotation was computed. [2022-11-22 00:21:02,657 INFO L899 garLoopResultBuilder]: For program point L366(lines 366 397) no Hoare annotation was computed. [2022-11-22 00:21:02,657 INFO L899 garLoopResultBuilder]: For program point L267(lines 267 272) no Hoare annotation was computed. [2022-11-22 00:21:02,657 INFO L899 garLoopResultBuilder]: For program point L201(lines 201 607) no Hoare annotation was computed. [2022-11-22 00:21:02,657 INFO L899 garLoopResultBuilder]: For program point L168(lines 168 618) no Hoare annotation was computed. [2022-11-22 00:21:02,658 INFO L902 garLoopResultBuilder]: At program point L135(lines 135 629) the Hoare annotation is: true [2022-11-22 00:21:02,659 INFO L899 garLoopResultBuilder]: For program point L532(lines 532 537) no Hoare annotation was computed. [2022-11-22 00:21:02,659 INFO L902 garLoopResultBuilder]: At program point L202(lines 198 608) the Hoare annotation is: true [2022-11-22 00:21:02,660 INFO L902 garLoopResultBuilder]: At program point L169(lines 165 619) the Hoare annotation is: true [2022-11-22 00:21:02,660 INFO L902 garLoopResultBuilder]: At program point L599(lines 111 667) the Hoare annotation is: true [2022-11-22 00:21:02,661 INFO L899 garLoopResultBuilder]: For program point L566(lines 566 570) no Hoare annotation was computed. [2022-11-22 00:21:02,661 INFO L899 garLoopResultBuilder]: For program point L302-2(lines 221 598) no Hoare annotation was computed. [2022-11-22 00:21:02,661 INFO L899 garLoopResultBuilder]: For program point L369(lines 369 396) no Hoare annotation was computed. [2022-11-22 00:21:02,662 INFO L899 garLoopResultBuilder]: For program point L369-1(lines 369 396) no Hoare annotation was computed. [2022-11-22 00:21:02,663 INFO L899 garLoopResultBuilder]: For program point L204(lines 204 606) no Hoare annotation was computed. [2022-11-22 00:21:02,663 INFO L899 garLoopResultBuilder]: For program point L171(lines 171 617) no Hoare annotation was computed. [2022-11-22 00:21:02,663 INFO L899 garLoopResultBuilder]: For program point L138(lines 138 628) no Hoare annotation was computed. [2022-11-22 00:21:02,664 INFO L899 garLoopResultBuilder]: For program point L370(lines 370 393) no Hoare annotation was computed. [2022-11-22 00:21:02,668 INFO L902 garLoopResultBuilder]: At program point L668(lines 110 669) the Hoare annotation is: true [2022-11-22 00:21:02,669 INFO L899 garLoopResultBuilder]: For program point L405(lines 405 436) no Hoare annotation was computed. [2022-11-22 00:21:02,669 INFO L899 garLoopResultBuilder]: For program point L207(lines 207 605) no Hoare annotation was computed. [2022-11-22 00:21:02,669 INFO L899 garLoopResultBuilder]: For program point L174(lines 174 616) no Hoare annotation was computed. [2022-11-22 00:21:02,670 INFO L899 garLoopResultBuilder]: For program point L141(lines 141 627) no Hoare annotation was computed. [2022-11-22 00:21:02,670 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 275) no Hoare annotation was computed. [2022-11-22 00:21:02,671 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 665) no Hoare annotation was computed. [2022-11-22 00:21:02,672 INFO L899 garLoopResultBuilder]: For program point L406(lines 406 412) no Hoare annotation was computed. [2022-11-22 00:21:02,674 INFO L899 garLoopResultBuilder]: For program point L373(lines 373 392) no Hoare annotation was computed. [2022-11-22 00:21:02,674 INFO L899 garLoopResultBuilder]: For program point L274(line 274) no Hoare annotation was computed. [2022-11-22 00:21:02,675 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 258) no Hoare annotation was computed. [2022-11-22 00:21:02,675 INFO L902 garLoopResultBuilder]: At program point L208(lines 204 606) the Hoare annotation is: true [2022-11-22 00:21:02,675 INFO L902 garLoopResultBuilder]: At program point L175(lines 171 617) the Hoare annotation is: true [2022-11-22 00:21:02,675 INFO L899 garLoopResultBuilder]: For program point L241-2(lines 221 598) no Hoare annotation was computed. [2022-11-22 00:21:02,675 INFO L899 garLoopResultBuilder]: For program point L638(lines 638 662) no Hoare annotation was computed. [2022-11-22 00:21:02,676 INFO L899 garLoopResultBuilder]: For program point L506(lines 506 510) no Hoare annotation was computed. [2022-11-22 00:21:02,676 INFO L899 garLoopResultBuilder]: For program point L539-2(lines 221 598) no Hoare annotation was computed. [2022-11-22 00:21:02,676 INFO L899 garLoopResultBuilder]: For program point L374-2(lines 373 390) no Hoare annotation was computed. [2022-11-22 00:21:02,676 INFO L899 garLoopResultBuilder]: For program point L275(line 275) no Hoare annotation was computed. [2022-11-22 00:21:02,676 INFO L899 garLoopResultBuilder]: For program point L275-1(line 275) no Hoare annotation was computed. [2022-11-22 00:21:02,676 INFO L899 garLoopResultBuilder]: For program point L639(lines 639 648) no Hoare annotation was computed. [2022-11-22 00:21:02,677 INFO L899 garLoopResultBuilder]: For program point L639-2(lines 638 660) no Hoare annotation was computed. [2022-11-22 00:21:02,677 INFO L899 garLoopResultBuilder]: For program point L474(lines 474 478) no Hoare annotation was computed. [2022-11-22 00:21:02,677 INFO L899 garLoopResultBuilder]: For program point L342-1(lines 342 351) no Hoare annotation was computed. [2022-11-22 00:21:02,677 INFO L899 garLoopResultBuilder]: For program point L243(lines 243 248) no Hoare annotation was computed. [2022-11-22 00:21:02,677 INFO L899 garLoopResultBuilder]: For program point L210(lines 210 604) no Hoare annotation was computed. [2022-11-22 00:21:02,678 INFO L899 garLoopResultBuilder]: For program point L177(lines 177 615) no Hoare annotation was computed. [2022-11-22 00:21:02,678 INFO L899 garLoopResultBuilder]: For program point L144(lines 144 626) no Hoare annotation was computed. [2022-11-22 00:21:02,678 INFO L902 garLoopResultBuilder]: At program point L111-2(lines 111 667) the Hoare annotation is: true [2022-11-22 00:21:02,678 INFO L899 garLoopResultBuilder]: For program point L277(line 277) no Hoare annotation was computed. [2022-11-22 00:21:02,678 INFO L899 garLoopResultBuilder]: For program point L277-1(line 277) no Hoare annotation was computed. [2022-11-22 00:21:02,679 INFO L902 garLoopResultBuilder]: At program point L178(lines 177 615) the Hoare annotation is: true [2022-11-22 00:21:02,679 INFO L902 garLoopResultBuilder]: At program point L145(lines 138 628) the Hoare annotation is: true [2022-11-22 00:21:02,679 INFO L899 garLoopResultBuilder]: For program point L641(lines 641 645) no Hoare annotation was computed. [2022-11-22 00:21:02,679 INFO L902 garLoopResultBuilder]: At program point L213(lines 213 603) the Hoare annotation is: true [2022-11-22 00:21:02,679 INFO L899 garLoopResultBuilder]: For program point L180(lines 180 614) no Hoare annotation was computed. [2022-11-22 00:21:02,679 INFO L899 garLoopResultBuilder]: For program point L147(lines 147 625) no Hoare annotation was computed. [2022-11-22 00:21:02,680 INFO L902 garLoopResultBuilder]: At program point L114(lines 114 636) the Hoare annotation is: true [2022-11-22 00:21:02,680 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 277) no Hoare annotation was computed. [2022-11-22 00:21:02,680 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 350) no Hoare annotation was computed. [2022-11-22 00:21:02,680 INFO L902 garLoopResultBuilder]: At program point L214(lines 210 604) the Hoare annotation is: true [2022-11-22 00:21:02,680 INFO L899 garLoopResultBuilder]: For program point L479(lines 479 490) no Hoare annotation was computed. [2022-11-22 00:21:02,681 INFO L899 garLoopResultBuilder]: For program point L446(lines 446 450) no Hoare annotation was computed. [2022-11-22 00:21:02,681 INFO L902 garLoopResultBuilder]: At program point L380(lines 363 398) the Hoare annotation is: true [2022-11-22 00:21:02,681 INFO L902 garLoopResultBuilder]: At program point L414(lines 405 436) the Hoare annotation is: true [2022-11-22 00:21:02,681 INFO L899 garLoopResultBuilder]: For program point L249(lines 249 254) no Hoare annotation was computed. [2022-11-22 00:21:02,681 INFO L899 garLoopResultBuilder]: For program point L183(lines 183 613) no Hoare annotation was computed. [2022-11-22 00:21:02,682 INFO L899 garLoopResultBuilder]: For program point L150(lines 150 624) no Hoare annotation was computed. [2022-11-22 00:21:02,682 INFO L899 garLoopResultBuilder]: For program point L117(lines 117 635) no Hoare annotation was computed. [2022-11-22 00:21:02,682 INFO L899 garLoopResultBuilder]: For program point L382(lines 382 386) no Hoare annotation was computed. [2022-11-22 00:21:02,682 INFO L902 garLoopResultBuilder]: At program point L184(lines 180 614) the Hoare annotation is: true [2022-11-22 00:21:02,682 INFO L902 garLoopResultBuilder]: At program point L151(lines 147 625) the Hoare annotation is: true [2022-11-22 00:21:02,682 INFO L899 garLoopResultBuilder]: For program point L416(lines 416 422) no Hoare annotation was computed. [2022-11-22 00:21:02,683 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-22 00:21:02,683 INFO L899 garLoopResultBuilder]: For program point L483(lines 483 487) no Hoare annotation was computed. [2022-11-22 00:21:02,683 INFO L899 garLoopResultBuilder]: For program point L285(lines 285 289) no Hoare annotation was computed. [2022-11-22 00:21:02,683 INFO L899 garLoopResultBuilder]: For program point L186(lines 186 612) no Hoare annotation was computed. [2022-11-22 00:21:02,683 INFO L899 garLoopResultBuilder]: For program point L153(lines 153 623) no Hoare annotation was computed. [2022-11-22 00:21:02,684 INFO L899 garLoopResultBuilder]: For program point L120(lines 120 634) no Hoare annotation was computed. [2022-11-22 00:21:02,684 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 521) no Hoare annotation was computed. [2022-11-22 00:21:02,684 INFO L902 garLoopResultBuilder]: At program point L683(lines 76 685) the Hoare annotation is: true [2022-11-22 00:21:02,684 INFO L899 garLoopResultBuilder]: For program point L551(lines 551 556) no Hoare annotation was computed. [2022-11-22 00:21:02,684 INFO L899 garLoopResultBuilder]: For program point L189(lines 189 611) no Hoare annotation was computed. [2022-11-22 00:21:02,684 INFO L899 garLoopResultBuilder]: For program point L156(lines 156 622) no Hoare annotation was computed. [2022-11-22 00:21:02,685 INFO L899 garLoopResultBuilder]: For program point L123(lines 123 633) no Hoare annotation was computed. [2022-11-22 00:21:02,685 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-22 00:21:02,685 INFO L899 garLoopResultBuilder]: For program point L322-2(lines 221 598) no Hoare annotation was computed. [2022-11-22 00:21:02,685 INFO L902 garLoopResultBuilder]: At program point L190(lines 186 612) the Hoare annotation is: true [2022-11-22 00:21:02,685 INFO L902 garLoopResultBuilder]: At program point L157(lines 153 623) the Hoare annotation is: true [2022-11-22 00:21:02,686 INFO L902 garLoopResultBuilder]: At program point L224(lines 117 635) the Hoare annotation is: true [2022-11-22 00:21:02,686 INFO L899 garLoopResultBuilder]: For program point L456-1(lines 456 468) no Hoare annotation was computed. [2022-11-22 00:21:02,686 INFO L899 garLoopResultBuilder]: For program point L192(lines 192 610) no Hoare annotation was computed. [2022-11-22 00:21:02,686 INFO L899 garLoopResultBuilder]: For program point L159(lines 159 621) no Hoare annotation was computed. [2022-11-22 00:21:02,688 INFO L899 garLoopResultBuilder]: For program point L126(lines 126 632) no Hoare annotation was computed. [2022-11-22 00:21:02,688 INFO L902 garLoopResultBuilder]: At program point L424(lines 415 435) the Hoare annotation is: true [2022-11-22 00:21:02,688 INFO L899 garLoopResultBuilder]: For program point L358-2(lines 221 598) no Hoare annotation was computed. [2022-11-22 00:21:02,689 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 274) no Hoare annotation was computed. [2022-11-22 00:21:02,689 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 275) no Hoare annotation was computed. [2022-11-22 00:21:02,689 INFO L899 garLoopResultBuilder]: For program point L95-1(lines 76 685) no Hoare annotation was computed. [2022-11-22 00:21:02,689 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 464) no Hoare annotation was computed. [2022-11-22 00:21:02,689 INFO L899 garLoopResultBuilder]: For program point L195(lines 195 609) no Hoare annotation was computed. [2022-11-22 00:21:02,690 INFO L899 garLoopResultBuilder]: For program point L162(lines 162 620) no Hoare annotation was computed. [2022-11-22 00:21:02,690 INFO L899 garLoopResultBuilder]: For program point L129(lines 129 631) no Hoare annotation was computed. [2022-11-22 00:21:02,690 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 431) no Hoare annotation was computed. [2022-11-22 00:21:02,690 INFO L902 garLoopResultBuilder]: At program point L196(lines 192 610) the Hoare annotation is: true [2022-11-22 00:21:02,690 INFO L902 garLoopResultBuilder]: At program point L163(lines 159 621) the Hoare annotation is: true [2022-11-22 00:21:02,691 INFO L899 garLoopResultBuilder]: For program point L229-2(lines 221 598) no Hoare annotation was computed. [2022-11-22 00:21:02,691 INFO L902 garLoopResultBuilder]: At program point L561(lines 561 565) the Hoare annotation is: true [2022-11-22 00:21:02,692 INFO L899 garLoopResultBuilder]: For program point L495(lines 495 499) no Hoare annotation was computed. [2022-11-22 00:21:02,692 INFO L899 garLoopResultBuilder]: For program point L198(lines 198 608) no Hoare annotation was computed. [2022-11-22 00:21:02,692 INFO L899 garLoopResultBuilder]: For program point L165(lines 165 619) no Hoare annotation was computed. [2022-11-22 00:21:02,692 INFO L899 garLoopResultBuilder]: For program point L132(lines 132 630) no Hoare annotation was computed. [2022-11-22 00:21:02,693 INFO L902 garLoopResultBuilder]: At program point L133(lines 129 631) the Hoare annotation is: true [2022-11-22 00:21:02,693 INFO L899 garLoopResultBuilder]: For program point L266(lines 266 279) no Hoare annotation was computed. [2022-11-22 00:21:02,697 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-22 00:21:02,701 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-22 00:21:02,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 12:21:02 BoogieIcfgContainer [2022-11-22 00:21:02,716 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-22 00:21:02,716 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-22 00:21:02,716 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-22 00:21:02,717 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-22 00:21:02,717 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:21:02" (3/4) ... [2022-11-22 00:21:02,721 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-22 00:21:02,742 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2022-11-22 00:21:02,743 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-22 00:21:02,744 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-22 00:21:02,744 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-22 00:21:02,831 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253826d4-105d-4af6-838d-cfa40ba4025a/bin/utaipan-g80aRyZoba/witness.graphml [2022-11-22 00:21:02,831 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-22 00:21:02,832 INFO L158 Benchmark]: Toolchain (without parser) took 2473.57ms. Allocated memory was 136.3MB in the beginning and 178.3MB in the end (delta: 41.9MB). Free memory was 105.0MB in the beginning and 86.3MB in the end (delta: 18.7MB). Peak memory consumption was 61.4MB. Max. memory is 16.1GB. [2022-11-22 00:21:02,832 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 136.3MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:21:02,832 INFO L158 Benchmark]: CACSL2BoogieTranslator took 408.94ms. Allocated memory is still 136.3MB. Free memory was 105.0MB in the beginning and 89.2MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-22 00:21:02,833 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.77ms. Allocated memory is still 136.3MB. Free memory was 89.2MB in the beginning and 86.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-22 00:21:02,833 INFO L158 Benchmark]: Boogie Preprocessor took 75.98ms. Allocated memory is still 136.3MB. Free memory was 86.1MB in the beginning and 84.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 00:21:02,834 INFO L158 Benchmark]: RCFGBuilder took 1150.98ms. Allocated memory was 136.3MB in the beginning and 178.3MB in the end (delta: 41.9MB). Free memory was 84.0MB in the beginning and 127.2MB in the end (delta: -43.2MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. [2022-11-22 00:21:02,834 INFO L158 Benchmark]: TraceAbstraction took 615.35ms. Allocated memory is still 178.3MB. Free memory was 126.3MB in the beginning and 93.7MB in the end (delta: 32.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-11-22 00:21:02,835 INFO L158 Benchmark]: Witness Printer took 114.78ms. Allocated memory is still 178.3MB. Free memory was 93.7MB in the beginning and 86.3MB in the end (delta: 7.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-22 00:21:02,837 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 136.3MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 408.94ms. Allocated memory is still 136.3MB. Free memory was 105.0MB in the beginning and 89.2MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.77ms. Allocated memory is still 136.3MB. Free memory was 89.2MB in the beginning and 86.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.98ms. Allocated memory is still 136.3MB. Free memory was 86.1MB in the beginning and 84.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1150.98ms. Allocated memory was 136.3MB in the beginning and 178.3MB in the end (delta: 41.9MB). Free memory was 84.0MB in the beginning and 127.2MB in the end (delta: -43.2MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. * TraceAbstraction took 615.35ms. Allocated memory is still 178.3MB. Free memory was 126.3MB in the beginning and 93.7MB in the end (delta: 32.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 114.78ms. Allocated memory is still 178.3MB. Free memory was 93.7MB in the beginning and 86.3MB in the end (delta: 7.4MB). Peak memory consumption was 6.3MB. 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: 274]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 275]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 275]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 277]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 277]: 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 1 procedures, 112 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 148 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17 IncrementalHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 148 mSDtfsCounter, 17 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=112occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 26 LocationsWithAnnotation, 26 PreInvPairs, 52 NumberOfFragments, 26 HoareAnnotationTreeSize, 26 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 26 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 10 NumberOfCodeBlocks, 10 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 363]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 415]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 159]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 213]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-22 00:21:02,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253826d4-105d-4af6-838d-cfa40ba4025a/bin/utaipan-g80aRyZoba/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