./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float6.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fd27604fe9b1767824ea9ccd6f7ecdb4d002f9be3c28c3385ab6133c7bd8f97d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:09:14,497 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:09:14,500 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:09:14,578 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:09:14,579 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:09:14,581 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:09:14,583 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:09:14,596 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:09:14,600 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:09:14,609 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:09:14,610 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:09:14,611 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:09:14,612 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:09:14,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:09:14,615 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:09:14,616 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:09:14,617 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:09:14,618 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:09:14,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:09:14,630 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:09:14,633 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:09:14,634 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:09:14,640 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:09:14,641 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:09:14,645 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:09:14,645 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:09:14,645 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:09:14,647 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:09:14,648 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:09:14,649 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:09:14,650 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:09:14,651 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:09:14,652 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:09:14,654 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:09:14,655 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:09:14,655 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:09:14,656 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:09:14,656 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:09:14,656 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:09:14,657 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:09:14,658 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:09:14,659 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 02:09:14,704 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:09:14,705 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:09:14,706 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:09:14,706 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:09:14,706 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:09:14,706 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:09:14,707 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 02:09:14,707 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:09:14,713 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:09:14,713 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 02:09:14,714 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 02:09:14,714 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:09:14,715 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 02:09:14,715 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 02:09:14,715 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 02:09:14,716 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:09:14,716 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 02:09:14,716 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 02:09:14,716 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 02:09:14,717 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:09:14,717 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:09:14,717 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:09:14,717 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:09:14,717 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:09:14,717 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 02:09:14,718 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:09:14,718 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:09:14,718 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:09:14,718 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:09:14,720 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:09:14,720 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:09:14,720 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:09:14,721 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:09:14,721 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:09:14,721 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 02:09:14,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 02:09:14,721 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:09:14,721 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:09:14,722 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:09:14,722 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd27604fe9b1767824ea9ccd6f7ecdb4d002f9be3c28c3385ab6133c7bd8f97d [2021-11-07 02:09:15,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:09:15,030 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:09:15,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:09:15,035 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:09:15,036 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:09:15,037 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/floats-cbmc-regression/float6.c [2021-11-07 02:09:15,111 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/data/3025e8117/719166f2bce946a59c98ffd7f8550b28/FLAG1101d147f [2021-11-07 02:09:15,621 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:09:15,622 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c [2021-11-07 02:09:15,630 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/data/3025e8117/719166f2bce946a59c98ffd7f8550b28/FLAG1101d147f [2021-11-07 02:09:15,977 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/data/3025e8117/719166f2bce946a59c98ffd7f8550b28 [2021-11-07 02:09:15,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:09:15,982 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:09:15,987 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:09:15,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:09:15,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:09:15,992 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:09:15" (1/1) ... [2021-11-07 02:09:15,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57db187 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:15, skipping insertion in model container [2021-11-07 02:09:15,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:09:15" (1/1) ... [2021-11-07 02:09:16,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:09:16,018 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:09:16,209 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[369,382] [2021-11-07 02:09:16,212 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[412,425] [2021-11-07 02:09:16,213 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[454,467] [2021-11-07 02:09:16,214 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[501,514] [2021-11-07 02:09:16,215 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[543,556] [2021-11-07 02:09:16,216 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[590,603] [2021-11-07 02:09:16,217 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[635,648] [2021-11-07 02:09:16,217 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[682,695] [2021-11-07 02:09:16,218 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[727,740] [2021-11-07 02:09:16,219 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[774,787] [2021-11-07 02:09:16,220 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[817,830] [2021-11-07 02:09:16,221 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[862,875] [2021-11-07 02:09:16,222 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[905,918] [2021-11-07 02:09:16,222 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[950,963] [2021-11-07 02:09:16,223 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[993,1006] [2021-11-07 02:09:16,224 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1041,1054] [2021-11-07 02:09:16,225 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1084,1097] [2021-11-07 02:09:16,226 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1132,1145] [2021-11-07 02:09:16,230 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1291,1304] [2021-11-07 02:09:16,231 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1330,1343] [2021-11-07 02:09:16,232 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1368,1381] [2021-11-07 02:09:16,233 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1411,1424] [2021-11-07 02:09:16,234 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1449,1462] [2021-11-07 02:09:16,235 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1492,1505] [2021-11-07 02:09:16,236 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1533,1546] [2021-11-07 02:09:16,237 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1576,1589] [2021-11-07 02:09:16,238 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1617,1630] [2021-11-07 02:09:16,239 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1660,1673] [2021-11-07 02:09:16,240 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1699,1712] [2021-11-07 02:09:16,241 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1740,1753] [2021-11-07 02:09:16,242 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1779,1792] [2021-11-07 02:09:16,243 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1820,1833] [2021-11-07 02:09:16,244 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1859,1872] [2021-11-07 02:09:16,245 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1903,1916] [2021-11-07 02:09:16,246 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1942,1955] [2021-11-07 02:09:16,247 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1986,1999] [2021-11-07 02:09:16,249 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:09:16,259 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 02:09:16,271 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[369,382] [2021-11-07 02:09:16,272 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[412,425] [2021-11-07 02:09:16,272 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[454,467] [2021-11-07 02:09:16,273 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[501,514] [2021-11-07 02:09:16,274 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[543,556] [2021-11-07 02:09:16,274 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[590,603] [2021-11-07 02:09:16,275 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[635,648] [2021-11-07 02:09:16,276 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[682,695] [2021-11-07 02:09:16,276 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[727,740] [2021-11-07 02:09:16,277 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[774,787] [2021-11-07 02:09:16,278 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[817,830] [2021-11-07 02:09:16,279 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[862,875] [2021-11-07 02:09:16,279 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[905,918] [2021-11-07 02:09:16,280 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[950,963] [2021-11-07 02:09:16,280 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[993,1006] [2021-11-07 02:09:16,281 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1041,1054] [2021-11-07 02:09:16,282 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1084,1097] [2021-11-07 02:09:16,282 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1132,1145] [2021-11-07 02:09:16,284 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1291,1304] [2021-11-07 02:09:16,285 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1330,1343] [2021-11-07 02:09:16,285 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1368,1381] [2021-11-07 02:09:16,286 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1411,1424] [2021-11-07 02:09:16,286 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1449,1462] [2021-11-07 02:09:16,287 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1492,1505] [2021-11-07 02:09:16,288 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1533,1546] [2021-11-07 02:09:16,288 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1576,1589] [2021-11-07 02:09:16,289 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1617,1630] [2021-11-07 02:09:16,290 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1660,1673] [2021-11-07 02:09:16,290 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1699,1712] [2021-11-07 02:09:16,291 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1740,1753] [2021-11-07 02:09:16,291 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1779,1792] [2021-11-07 02:09:16,292 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1820,1833] [2021-11-07 02:09:16,293 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1859,1872] [2021-11-07 02:09:16,293 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1903,1916] [2021-11-07 02:09:16,294 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1942,1955] [2021-11-07 02:09:16,294 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1986,1999] [2021-11-07 02:09:16,295 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:09:16,308 INFO L208 MainTranslator]: Completed translation [2021-11-07 02:09:16,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:16 WrapperNode [2021-11-07 02:09:16,308 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:09:16,310 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 02:09:16,310 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 02:09:16,310 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 02:09:16,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:16" (1/1) ... [2021-11-07 02:09:16,329 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:16" (1/1) ... [2021-11-07 02:09:16,359 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 02:09:16,360 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 02:09:16,360 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 02:09:16,360 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 02:09:16,368 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:16" (1/1) ... [2021-11-07 02:09:16,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:16" (1/1) ... [2021-11-07 02:09:16,371 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:16" (1/1) ... [2021-11-07 02:09:16,371 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:16" (1/1) ... [2021-11-07 02:09:16,379 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:16" (1/1) ... [2021-11-07 02:09:16,384 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:16" (1/1) ... [2021-11-07 02:09:16,387 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:16" (1/1) ... [2021-11-07 02:09:16,390 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 02:09:16,391 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 02:09:16,392 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 02:09:16,392 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 02:09:16,393 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:16" (1/1) ... [2021-11-07 02:09:16,402 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:09:16,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:09:16,434 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 02:09:16,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 02:09:16,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 02:09:16,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 02:09:16,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 02:09:16,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 02:09:16,845 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 02:09:16,845 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-07 02:09:16,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:09:16 BoogieIcfgContainer [2021-11-07 02:09:16,848 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 02:09:16,850 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 02:09:16,850 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 02:09:16,854 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 02:09:16,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 02:09:15" (1/3) ... [2021-11-07 02:09:16,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61f330c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:09:16, skipping insertion in model container [2021-11-07 02:09:16,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:16" (2/3) ... [2021-11-07 02:09:16,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61f330c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:09:16, skipping insertion in model container [2021-11-07 02:09:16,856 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:09:16" (3/3) ... [2021-11-07 02:09:16,857 INFO L111 eAbstractionObserver]: Analyzing ICFG float6.c [2021-11-07 02:09:16,862 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 02:09:16,862 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2021-11-07 02:09:16,912 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 02:09:16,919 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 02:09:16,919 INFO L340 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2021-11-07 02:09:16,942 INFO L276 IsEmpty]: Start isEmpty. Operand has 112 states, 75 states have (on average 1.96) internal successors, (147), 111 states have internal predecessors, (147), 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) [2021-11-07 02:09:16,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-07 02:09:16,947 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:09:16,947 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-11-07 02:09:16,948 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-07 02:09:16,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:09:16,953 INFO L85 PathProgramCache]: Analyzing trace with hash 318252, now seen corresponding path program 1 times [2021-11-07 02:09:16,963 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:09:16,964 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105270806] [2021-11-07 02:09:16,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:09:16,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:09:17,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 02:09:17,112 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 02:09:17,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 02:09:17,158 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-07 02:09:17,160 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-11-07 02:09:17,161 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,163 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,163 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,163 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,164 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,164 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,164 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,165 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,165 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,165 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,166 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,166 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,166 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,167 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,167 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,167 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,168 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,168 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,168 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,168 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,169 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,169 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,169 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,170 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,170 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,170 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,170 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,171 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,171 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,171 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,171 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,172 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,172 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,172 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,172 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,173 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:17,173 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-07 02:09:17,177 INFO L731 BasicCegarLoop]: Path program histogram: [1] [2021-11-07 02:09:17,180 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 02:09:17,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 02:09:17 BoogieIcfgContainer [2021-11-07 02:09:17,196 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 02:09:17,197 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 02:09:17,197 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 02:09:17,197 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 02:09:17,198 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:09:16" (3/4) ... [2021-11-07 02:09:17,201 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-07 02:09:17,201 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 02:09:17,203 INFO L168 Benchmark]: Toolchain (without parser) took 1220.53 ms. Allocated memory is still 121.6 MB. Free memory was 84.0 MB in the beginning and 57.8 MB in the end (delta: 26.2 MB). Peak memory consumption was 24.5 MB. Max. memory is 16.1 GB. [2021-11-07 02:09:17,204 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 121.6 MB. Free memory was 100.5 MB in the beginning and 100.4 MB in the end (delta: 70.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:09:17,205 INFO L168 Benchmark]: CACSL2BoogieTranslator took 321.52 ms. Allocated memory is still 121.6 MB. Free memory was 83.8 MB in the beginning and 91.4 MB in the end (delta: -7.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 02:09:17,205 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.53 ms. Allocated memory is still 121.6 MB. Free memory was 91.4 MB in the beginning and 89.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 02:09:17,206 INFO L168 Benchmark]: Boogie Preprocessor took 30.80 ms. Allocated memory is still 121.6 MB. Free memory was 89.7 MB in the beginning and 88.4 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:09:17,207 INFO L168 Benchmark]: RCFGBuilder took 456.42 ms. Allocated memory is still 121.6 MB. Free memory was 88.4 MB in the beginning and 73.9 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-11-07 02:09:17,207 INFO L168 Benchmark]: TraceAbstraction took 346.83 ms. Allocated memory is still 121.6 MB. Free memory was 73.3 MB in the beginning and 58.2 MB in the end (delta: 15.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-11-07 02:09:17,208 INFO L168 Benchmark]: Witness Printer took 4.34 ms. Allocated memory is still 121.6 MB. Free memory was 58.2 MB in the beginning and 57.8 MB in the end (delta: 385.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:09:17,211 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 121.6 MB. Free memory was 100.5 MB in the beginning and 100.4 MB in the end (delta: 70.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 321.52 ms. Allocated memory is still 121.6 MB. Free memory was 83.8 MB in the beginning and 91.4 MB in the end (delta: -7.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 49.53 ms. Allocated memory is still 121.6 MB. Free memory was 91.4 MB in the beginning and 89.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 30.80 ms. Allocated memory is still 121.6 MB. Free memory was 89.7 MB in the beginning and 88.4 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 456.42 ms. Allocated memory is still 121.6 MB. Free memory was 88.4 MB in the beginning and 73.9 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 346.83 ms. Allocated memory is still 121.6 MB. Free memory was 73.3 MB in the beginning and 58.2 MB in the end (delta: 15.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Witness Printer took 4.34 ms. Allocated memory is still 121.6 MB. Free memory was 58.2 MB in the beginning and 57.8 MB in the end (delta: 385.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * 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 - UnprovableResult [Line: 9]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 9. Possible FailurePath: [L9] COND TRUE !(1.0!=2.0) [L9] reach_error() - UnprovableResult [Line: 10]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 11]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 12]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 13]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 14]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 15]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 16]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 17]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 19]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 21]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 22]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 23]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 24]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 25]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 26]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 32]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 33]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 34]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 35]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 36]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 37]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 38]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 39]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 40]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 41]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 42]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 43]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 44]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 45]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 46]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 47]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 48]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 49]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 112 locations, 36 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=112occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-07 02:09:17,281 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fd27604fe9b1767824ea9ccd6f7ecdb4d002f9be3c28c3385ab6133c7bd8f97d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:09:19,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:09:19,970 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:09:20,008 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:09:20,009 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:09:20,011 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:09:20,013 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:09:20,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:09:20,018 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:09:20,020 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:09:20,021 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:09:20,023 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:09:20,023 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:09:20,025 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:09:20,027 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:09:20,028 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:09:20,029 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:09:20,037 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:09:20,039 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:09:20,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:09:20,043 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:09:20,046 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:09:20,048 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:09:20,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:09:20,060 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:09:20,063 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:09:20,064 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:09:20,067 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:09:20,068 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:09:20,070 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:09:20,070 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:09:20,071 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:09:20,072 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:09:20,073 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:09:20,075 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:09:20,075 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:09:20,076 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:09:20,076 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:09:20,076 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:09:20,078 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:09:20,079 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:09:20,080 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 02:09:20,125 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:09:20,126 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:09:20,127 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:09:20,128 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:09:20,128 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:09:20,128 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:09:20,129 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:09:20,129 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:09:20,129 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:09:20,131 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:09:20,132 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 02:09:20,132 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 02:09:20,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:09:20,133 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:09:20,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:09:20,133 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:09:20,134 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:09:20,134 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 02:09:20,134 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 02:09:20,134 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 02:09:20,135 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:09:20,135 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:09:20,135 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:09:20,136 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:09:20,136 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 02:09:20,136 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:09:20,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:09:20,137 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:09:20,137 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:09:20,137 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:09:20,137 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 02:09:20,138 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 02:09:20,138 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:09:20,138 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:09:20,139 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:09:20,139 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd27604fe9b1767824ea9ccd6f7ecdb4d002f9be3c28c3385ab6133c7bd8f97d [2021-11-07 02:09:20,581 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:09:20,610 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:09:20,613 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:09:20,614 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:09:20,615 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:09:20,616 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/floats-cbmc-regression/float6.c [2021-11-07 02:09:20,688 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/data/3e5fc1858/fc1727dcb222462c9b6ee0ee5c1b1c10/FLAG382e7961f [2021-11-07 02:09:21,342 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:09:21,346 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c [2021-11-07 02:09:21,356 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/data/3e5fc1858/fc1727dcb222462c9b6ee0ee5c1b1c10/FLAG382e7961f [2021-11-07 02:09:21,693 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/data/3e5fc1858/fc1727dcb222462c9b6ee0ee5c1b1c10 [2021-11-07 02:09:21,696 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:09:21,697 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:09:21,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:09:21,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:09:21,703 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:09:21,704 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:09:21" (1/1) ... [2021-11-07 02:09:21,705 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a2cd55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:21, skipping insertion in model container [2021-11-07 02:09:21,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:09:21" (1/1) ... [2021-11-07 02:09:21,713 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:09:21,735 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:09:21,916 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[369,382] [2021-11-07 02:09:21,926 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[412,425] [2021-11-07 02:09:21,927 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[454,467] [2021-11-07 02:09:21,929 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[501,514] [2021-11-07 02:09:21,929 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[543,556] [2021-11-07 02:09:21,931 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[590,603] [2021-11-07 02:09:21,933 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[635,648] [2021-11-07 02:09:21,934 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[682,695] [2021-11-07 02:09:21,935 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[727,740] [2021-11-07 02:09:21,936 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[774,787] [2021-11-07 02:09:21,937 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[817,830] [2021-11-07 02:09:21,939 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[862,875] [2021-11-07 02:09:21,940 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[905,918] [2021-11-07 02:09:21,944 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[950,963] [2021-11-07 02:09:21,945 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[993,1006] [2021-11-07 02:09:21,946 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1041,1054] [2021-11-07 02:09:21,949 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1084,1097] [2021-11-07 02:09:21,951 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1132,1145] [2021-11-07 02:09:21,973 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1291,1304] [2021-11-07 02:09:21,989 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1330,1343] [2021-11-07 02:09:21,990 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1368,1381] [2021-11-07 02:09:21,991 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1411,1424] [2021-11-07 02:09:21,991 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1449,1462] [2021-11-07 02:09:21,992 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1492,1505] [2021-11-07 02:09:21,993 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1533,1546] [2021-11-07 02:09:21,994 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1576,1589] [2021-11-07 02:09:21,995 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1617,1630] [2021-11-07 02:09:21,996 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1660,1673] [2021-11-07 02:09:21,997 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1699,1712] [2021-11-07 02:09:21,997 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1740,1753] [2021-11-07 02:09:21,998 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1779,1792] [2021-11-07 02:09:21,999 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1820,1833] [2021-11-07 02:09:22,000 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1859,1872] [2021-11-07 02:09:22,009 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1903,1916] [2021-11-07 02:09:22,009 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1942,1955] [2021-11-07 02:09:22,010 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1986,1999] [2021-11-07 02:09:22,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:09:22,045 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 02:09:22,080 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[369,382] [2021-11-07 02:09:22,081 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[412,425] [2021-11-07 02:09:22,083 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[454,467] [2021-11-07 02:09:22,085 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[501,514] [2021-11-07 02:09:22,087 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[543,556] [2021-11-07 02:09:22,093 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[590,603] [2021-11-07 02:09:22,094 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[635,648] [2021-11-07 02:09:22,096 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[682,695] [2021-11-07 02:09:22,098 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[727,740] [2021-11-07 02:09:22,100 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[774,787] [2021-11-07 02:09:22,107 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[817,830] [2021-11-07 02:09:22,107 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[862,875] [2021-11-07 02:09:22,108 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[905,918] [2021-11-07 02:09:22,111 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[950,963] [2021-11-07 02:09:22,112 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[993,1006] [2021-11-07 02:09:22,112 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1041,1054] [2021-11-07 02:09:22,114 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1084,1097] [2021-11-07 02:09:22,122 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1132,1145] [2021-11-07 02:09:22,123 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1291,1304] [2021-11-07 02:09:22,124 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1330,1343] [2021-11-07 02:09:22,124 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1368,1381] [2021-11-07 02:09:22,125 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1411,1424] [2021-11-07 02:09:22,126 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1449,1462] [2021-11-07 02:09:22,126 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1492,1505] [2021-11-07 02:09:22,127 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1533,1546] [2021-11-07 02:09:22,127 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1576,1589] [2021-11-07 02:09:22,132 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1617,1630] [2021-11-07 02:09:22,133 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1660,1673] [2021-11-07 02:09:22,134 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1699,1712] [2021-11-07 02:09:22,134 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1740,1753] [2021-11-07 02:09:22,135 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1779,1792] [2021-11-07 02:09:22,136 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1820,1833] [2021-11-07 02:09:22,136 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1859,1872] [2021-11-07 02:09:22,138 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1903,1916] [2021-11-07 02:09:22,139 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1942,1955] [2021-11-07 02:09:22,140 WARN L228 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_88098c1a-3718-422c-8f67-e2a98f64e425/sv-benchmarks/c/floats-cbmc-regression/float6.c[1986,1999] [2021-11-07 02:09:22,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:09:22,164 INFO L208 MainTranslator]: Completed translation [2021-11-07 02:09:22,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:22 WrapperNode [2021-11-07 02:09:22,168 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:09:22,170 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 02:09:22,170 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 02:09:22,170 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 02:09:22,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:22" (1/1) ... [2021-11-07 02:09:22,197 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:22" (1/1) ... [2021-11-07 02:09:22,239 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 02:09:22,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 02:09:22,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 02:09:22,243 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 02:09:22,253 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:22" (1/1) ... [2021-11-07 02:09:22,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:22" (1/1) ... [2021-11-07 02:09:22,270 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:22" (1/1) ... [2021-11-07 02:09:22,270 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:22" (1/1) ... [2021-11-07 02:09:22,279 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:22" (1/1) ... [2021-11-07 02:09:22,299 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:22" (1/1) ... [2021-11-07 02:09:22,302 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:22" (1/1) ... [2021-11-07 02:09:22,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 02:09:22,318 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 02:09:22,319 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 02:09:22,319 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 02:09:22,320 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:22" (1/1) ... [2021-11-07 02:09:22,342 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:09:22,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:09:22,379 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 02:09:22,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 02:09:22,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 02:09:22,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 02:09:22,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 02:09:22,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 02:09:23,056 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 02:09:23,056 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-07 02:09:23,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:09:23 BoogieIcfgContainer [2021-11-07 02:09:23,064 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 02:09:23,066 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 02:09:23,066 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 02:09:23,070 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 02:09:23,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 02:09:21" (1/3) ... [2021-11-07 02:09:23,071 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28673c7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:09:23, skipping insertion in model container [2021-11-07 02:09:23,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:09:22" (2/3) ... [2021-11-07 02:09:23,072 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28673c7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:09:23, skipping insertion in model container [2021-11-07 02:09:23,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:09:23" (3/3) ... [2021-11-07 02:09:23,074 INFO L111 eAbstractionObserver]: Analyzing ICFG float6.c [2021-11-07 02:09:23,080 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 02:09:23,080 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2021-11-07 02:09:23,161 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 02:09:23,168 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 02:09:23,168 INFO L340 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2021-11-07 02:09:23,189 INFO L276 IsEmpty]: Start isEmpty. Operand has 115 states, 78 states have (on average 1.935897435897436) internal successors, (151), 114 states have internal predecessors, (151), 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) [2021-11-07 02:09:23,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-07 02:09:23,195 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:09:23,196 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-11-07 02:09:23,196 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-07 02:09:23,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:09:23,203 INFO L85 PathProgramCache]: Analyzing trace with hash 925604, now seen corresponding path program 1 times [2021-11-07 02:09:23,218 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:09:23,218 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1576619950] [2021-11-07 02:09:23,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:09:23,220 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:09:23,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:09:23,224 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:09:23,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 02:09:23,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:09:23,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 02:09:23,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:09:23,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:09:23,339 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:09:23,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:09:23,369 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:09:23,369 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1576619950] [2021-11-07 02:09:23,370 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1576619950] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:09:23,371 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:09:23,371 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 02:09:23,373 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907279431] [2021-11-07 02:09:23,378 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 02:09:23,379 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:09:23,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 02:09:23,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 02:09:23,416 INFO L87 Difference]: Start difference. First operand has 115 states, 78 states have (on average 1.935897435897436) internal successors, (151), 114 states have internal predecessors, (151), 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 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2021-11-07 02:09:23,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:09:23,466 INFO L93 Difference]: Finished difference Result 183 states and 254 transitions. [2021-11-07 02:09:23,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 02:09:23,476 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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 4 [2021-11-07 02:09:23,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:09:23,488 INFO L225 Difference]: With dead ends: 183 [2021-11-07 02:09:23,489 INFO L226 Difference]: Without dead ends: 68 [2021-11-07 02:09:23,493 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 02:09:23,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2021-11-07 02:09:23,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2021-11-07 02:09:23,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 54 states have (on average 1.2407407407407407) internal successors, (67), 67 states have internal predecessors, (67), 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) [2021-11-07 02:09:23,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 67 transitions. [2021-11-07 02:09:23,552 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 67 transitions. Word has length 4 [2021-11-07 02:09:23,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:09:23,553 INFO L470 AbstractCegarLoop]: Abstraction has 68 states and 67 transitions. [2021-11-07 02:09:23,554 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2021-11-07 02:09:23,555 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 67 transitions. [2021-11-07 02:09:23,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-07 02:09:23,556 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:09:23,557 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:09:23,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 02:09:23,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:09:23,774 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-07 02:09:23,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:09:23,775 INFO L85 PathProgramCache]: Analyzing trace with hash 271685265, now seen corresponding path program 1 times [2021-11-07 02:09:23,776 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:09:23,776 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [671303067] [2021-11-07 02:09:23,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:09:23,776 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:09:23,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:09:23,784 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:09:23,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 02:09:23,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:09:23,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-07 02:09:23,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:09:24,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:09:24,067 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:09:24,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:09:24,143 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:09:24,143 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [671303067] [2021-11-07 02:09:24,143 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [671303067] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:09:24,144 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:09:24,144 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 02:09:24,144 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934457306] [2021-11-07 02:09:24,145 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 02:09:24,146 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:09:24,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 02:09:24,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 02:09:24,147 INFO L87 Difference]: Start difference. First operand 68 states and 67 transitions. Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 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) [2021-11-07 02:09:24,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:09:24,401 INFO L93 Difference]: Finished difference Result 68 states and 67 transitions. [2021-11-07 02:09:24,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 02:09:24,402 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 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 24 [2021-11-07 02:09:24,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:09:24,403 INFO L225 Difference]: With dead ends: 68 [2021-11-07 02:09:24,403 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 02:09:24,404 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 02:09:24,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 02:09:24,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 02:09:24,405 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) [2021-11-07 02:09:24,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 02:09:24,405 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-11-07 02:09:24,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:09:24,405 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 02:09:24,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 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) [2021-11-07 02:09:24,405 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 02:09:24,406 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 02:09:24,408 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,409 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,409 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,409 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,410 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,410 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,410 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,410 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,412 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,412 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,412 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,413 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,413 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,413 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,414 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,418 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,419 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,419 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,419 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,420 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,420 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,421 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,421 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,422 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,426 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,426 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,426 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,426 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,427 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,427 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,427 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,427 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,428 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,428 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,429 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,429 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:09:24,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 02:09:24,642 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:09:24,644 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 02:09:24,646 INFO L857 garLoopResultBuilder]: For program point L35-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,646 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION(line 42) no Hoare annotation was computed. [2021-11-07 02:09:24,647 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 10) no Hoare annotation was computed. [2021-11-07 02:09:24,647 INFO L857 garLoopResultBuilder]: For program point L19(line 19) no Hoare annotation was computed. [2021-11-07 02:09:24,647 INFO L857 garLoopResultBuilder]: For program point L19-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,647 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2021-11-07 02:09:24,647 INFO L857 garLoopResultBuilder]: For program point L36(line 36) no Hoare annotation was computed. [2021-11-07 02:09:24,648 INFO L857 garLoopResultBuilder]: For program point L36-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,648 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 02:09:24,648 INFO L857 garLoopResultBuilder]: For program point L20(line 20) no Hoare annotation was computed. [2021-11-07 02:09:24,648 INFO L857 garLoopResultBuilder]: For program point L20-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,648 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION(line 37) no Hoare annotation was computed. [2021-11-07 02:09:24,649 INFO L857 garLoopResultBuilder]: For program point L37(line 37) no Hoare annotation was computed. [2021-11-07 02:09:24,649 INFO L857 garLoopResultBuilder]: For program point L37-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,649 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 20) no Hoare annotation was computed. [2021-11-07 02:09:24,649 INFO L857 garLoopResultBuilder]: For program point L21(line 21) no Hoare annotation was computed. [2021-11-07 02:09:24,650 INFO L857 garLoopResultBuilder]: For program point L21-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,650 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION(line 36) no Hoare annotation was computed. [2021-11-07 02:09:24,650 INFO L857 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2021-11-07 02:09:24,650 INFO L857 garLoopResultBuilder]: For program point L38-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,651 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 15) no Hoare annotation was computed. [2021-11-07 02:09:24,651 INFO L857 garLoopResultBuilder]: For program point L22(line 22) no Hoare annotation was computed. [2021-11-07 02:09:24,651 INFO L857 garLoopResultBuilder]: For program point L22-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,651 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION(line 26) no Hoare annotation was computed. [2021-11-07 02:09:24,651 INFO L857 garLoopResultBuilder]: For program point L39(line 39) no Hoare annotation was computed. [2021-11-07 02:09:24,652 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION(line 47) no Hoare annotation was computed. [2021-11-07 02:09:24,652 INFO L857 garLoopResultBuilder]: For program point L6(lines 6 50) no Hoare annotation was computed. [2021-11-07 02:09:24,652 INFO L857 garLoopResultBuilder]: For program point L39-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,652 INFO L857 garLoopResultBuilder]: For program point L23(line 23) no Hoare annotation was computed. [2021-11-07 02:09:24,653 INFO L857 garLoopResultBuilder]: For program point L23-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,653 INFO L857 garLoopResultBuilder]: For program point L40(line 40) no Hoare annotation was computed. [2021-11-07 02:09:24,653 INFO L857 garLoopResultBuilder]: For program point L40-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,653 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION(line 38) no Hoare annotation was computed. [2021-11-07 02:09:24,653 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 17) no Hoare annotation was computed. [2021-11-07 02:09:24,654 INFO L857 garLoopResultBuilder]: For program point L24(line 24) no Hoare annotation was computed. [2021-11-07 02:09:24,654 INFO L857 garLoopResultBuilder]: For program point L24-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,654 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION(line 33) no Hoare annotation was computed. [2021-11-07 02:09:24,654 INFO L857 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2021-11-07 02:09:24,654 INFO L857 garLoopResultBuilder]: For program point L41-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,655 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION(line 49) no Hoare annotation was computed. [2021-11-07 02:09:24,655 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 02:09:24,655 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 16) no Hoare annotation was computed. [2021-11-07 02:09:24,655 INFO L857 garLoopResultBuilder]: For program point L25(line 25) no Hoare annotation was computed. [2021-11-07 02:09:24,656 INFO L857 garLoopResultBuilder]: For program point L25-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,656 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION(line 32) no Hoare annotation was computed. [2021-11-07 02:09:24,656 INFO L857 garLoopResultBuilder]: For program point L42(line 42) no Hoare annotation was computed. [2021-11-07 02:09:24,656 INFO L857 garLoopResultBuilder]: For program point L9(line 9) no Hoare annotation was computed. [2021-11-07 02:09:24,656 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION(line 48) no Hoare annotation was computed. [2021-11-07 02:09:24,657 INFO L857 garLoopResultBuilder]: For program point L9-1(line 9) no Hoare annotation was computed. [2021-11-07 02:09:24,657 INFO L857 garLoopResultBuilder]: For program point L42-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,657 INFO L857 garLoopResultBuilder]: For program point L9-3(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,657 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION(line 43) no Hoare annotation was computed. [2021-11-07 02:09:24,657 INFO L857 garLoopResultBuilder]: For program point L26(line 26) no Hoare annotation was computed. [2021-11-07 02:09:24,658 INFO L857 garLoopResultBuilder]: For program point L26-2(line 26) no Hoare annotation was computed. [2021-11-07 02:09:24,658 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 11) no Hoare annotation was computed. [2021-11-07 02:09:24,658 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION(line 22) no Hoare annotation was computed. [2021-11-07 02:09:24,658 INFO L857 garLoopResultBuilder]: For program point L43(line 43) no Hoare annotation was computed. [2021-11-07 02:09:24,658 INFO L857 garLoopResultBuilder]: For program point L10(line 10) no Hoare annotation was computed. [2021-11-07 02:09:24,659 INFO L857 garLoopResultBuilder]: For program point L43-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,659 INFO L857 garLoopResultBuilder]: For program point L10-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,659 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 18) no Hoare annotation was computed. [2021-11-07 02:09:24,659 INFO L857 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2021-11-07 02:09:24,659 INFO L857 garLoopResultBuilder]: For program point L11(line 11) no Hoare annotation was computed. [2021-11-07 02:09:24,660 INFO L857 garLoopResultBuilder]: For program point L44-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,660 INFO L857 garLoopResultBuilder]: For program point L11-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,660 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION(line 34) no Hoare annotation was computed. [2021-11-07 02:09:24,660 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2021-11-07 02:09:24,660 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-07 02:09:24,661 INFO L857 garLoopResultBuilder]: For program point L45(line 45) no Hoare annotation was computed. [2021-11-07 02:09:24,661 INFO L857 garLoopResultBuilder]: For program point L12(line 12) no Hoare annotation was computed. [2021-11-07 02:09:24,661 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION(line 24) no Hoare annotation was computed. [2021-11-07 02:09:24,661 INFO L857 garLoopResultBuilder]: For program point L45-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,661 INFO L857 garLoopResultBuilder]: For program point L12-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,662 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION(line 45) no Hoare annotation was computed. [2021-11-07 02:09:24,662 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2021-11-07 02:09:24,662 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2021-11-07 02:09:24,662 INFO L857 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2021-11-07 02:09:24,663 INFO L857 garLoopResultBuilder]: For program point L13(line 13) no Hoare annotation was computed. [2021-11-07 02:09:24,663 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION(line 23) no Hoare annotation was computed. [2021-11-07 02:09:24,663 INFO L857 garLoopResultBuilder]: For program point L46-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,663 INFO L857 garLoopResultBuilder]: For program point L13-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,663 INFO L857 garLoopResultBuilder]: For program point L30(line 30) no Hoare annotation was computed. [2021-11-07 02:09:24,664 INFO L857 garLoopResultBuilder]: For program point L30-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,664 INFO L857 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2021-11-07 02:09:24,664 INFO L857 garLoopResultBuilder]: For program point L14(line 14) no Hoare annotation was computed. [2021-11-07 02:09:24,664 INFO L857 garLoopResultBuilder]: For program point L47-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,664 INFO L857 garLoopResultBuilder]: For program point L14-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,665 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION(line 39) no Hoare annotation was computed. [2021-11-07 02:09:24,665 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 14) no Hoare annotation was computed. [2021-11-07 02:09:24,665 INFO L857 garLoopResultBuilder]: For program point L48(line 48) no Hoare annotation was computed. [2021-11-07 02:09:24,665 INFO L857 garLoopResultBuilder]: For program point L15(line 15) no Hoare annotation was computed. [2021-11-07 02:09:24,665 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION(line 25) no Hoare annotation was computed. [2021-11-07 02:09:24,665 INFO L857 garLoopResultBuilder]: For program point L48-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,666 INFO L857 garLoopResultBuilder]: For program point L15-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,666 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-11-07 02:09:24,666 INFO L857 garLoopResultBuilder]: For program point L32(line 32) no Hoare annotation was computed. [2021-11-07 02:09:24,666 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-07 02:09:24,666 INFO L857 garLoopResultBuilder]: For program point L32-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,667 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 9) no Hoare annotation was computed. [2021-11-07 02:09:24,667 INFO L857 garLoopResultBuilder]: For program point L49(line 49) no Hoare annotation was computed. [2021-11-07 02:09:24,667 INFO L857 garLoopResultBuilder]: For program point L16(line 16) no Hoare annotation was computed. [2021-11-07 02:09:24,667 INFO L857 garLoopResultBuilder]: For program point L16-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,668 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION(line 41) no Hoare annotation was computed. [2021-11-07 02:09:24,668 INFO L857 garLoopResultBuilder]: For program point L33(line 33) no Hoare annotation was computed. [2021-11-07 02:09:24,668 INFO L857 garLoopResultBuilder]: For program point L33-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,668 INFO L857 garLoopResultBuilder]: For program point L17(line 17) no Hoare annotation was computed. [2021-11-07 02:09:24,668 INFO L857 garLoopResultBuilder]: For program point L17-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,668 INFO L857 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2021-11-07 02:09:24,669 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION(line 40) no Hoare annotation was computed. [2021-11-07 02:09:24,669 INFO L857 garLoopResultBuilder]: For program point L34-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,669 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2021-11-07 02:09:24,669 INFO L857 garLoopResultBuilder]: For program point L18(line 18) no Hoare annotation was computed. [2021-11-07 02:09:24,669 INFO L857 garLoopResultBuilder]: For program point L18-2(lines 7 50) no Hoare annotation was computed. [2021-11-07 02:09:24,670 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION(line 35) no Hoare annotation was computed. [2021-11-07 02:09:24,670 INFO L857 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2021-11-07 02:09:24,673 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-07 02:09:24,675 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 02:09:24,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 02:09:24 BoogieIcfgContainer [2021-11-07 02:09:24,679 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 02:09:24,680 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 02:09:24,680 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 02:09:24,680 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 02:09:24,680 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:09:23" (3/4) ... [2021-11-07 02:09:24,683 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 02:09:24,696 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-07 02:09:24,697 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-07 02:09:24,697 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 02:09:24,698 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 02:09:24,786 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 02:09:24,786 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 02:09:24,788 INFO L168 Benchmark]: Toolchain (without parser) took 3090.25 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 26.6 MB in the beginning and 29.4 MB in the end (delta: -2.8 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.1 GB. [2021-11-07 02:09:24,789 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 50.3 MB. Free memory was 30.3 MB in the beginning and 30.3 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:09:24,790 INFO L168 Benchmark]: CACSL2BoogieTranslator took 470.26 ms. Allocated memory is still 50.3 MB. Free memory was 26.4 MB in the beginning and 27.8 MB in the end (delta: -1.4 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. [2021-11-07 02:09:24,790 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.86 ms. Allocated memory is still 50.3 MB. Free memory was 27.8 MB in the beginning and 25.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 02:09:24,791 INFO L168 Benchmark]: Boogie Preprocessor took 75.41 ms. Allocated memory is still 50.3 MB. Free memory was 25.9 MB in the beginning and 24.3 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:09:24,791 INFO L168 Benchmark]: RCFGBuilder took 745.79 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 24.3 MB in the beginning and 30.6 MB in the end (delta: -6.2 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.1 GB. [2021-11-07 02:09:24,792 INFO L168 Benchmark]: TraceAbstraction took 1612.68 ms. Allocated memory is still 60.8 MB. Free memory was 30.1 MB in the beginning and 33.9 MB in the end (delta: -3.8 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:09:24,792 INFO L168 Benchmark]: Witness Printer took 107.04 ms. Allocated memory is still 60.8 MB. Free memory was 33.9 MB in the beginning and 29.4 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-07 02:09:24,794 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 50.3 MB. Free memory was 30.3 MB in the beginning and 30.3 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 470.26 ms. Allocated memory is still 50.3 MB. Free memory was 26.4 MB in the beginning and 27.8 MB in the end (delta: -1.4 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 71.86 ms. Allocated memory is still 50.3 MB. Free memory was 27.8 MB in the beginning and 25.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 75.41 ms. Allocated memory is still 50.3 MB. Free memory was 25.9 MB in the beginning and 24.3 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 745.79 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 24.3 MB in the beginning and 30.6 MB in the end (delta: -6.2 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1612.68 ms. Allocated memory is still 60.8 MB. Free memory was 30.1 MB in the beginning and 33.9 MB in the end (delta: -3.8 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 107.04 ms. Allocated memory is still 60.8 MB. Free memory was 33.9 MB in the beginning and 29.4 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * 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: 9]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 10]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 11]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 12]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 13]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 14]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 15]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 16]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 17]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 20]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 21]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 22]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 23]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 24]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 25]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 26]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 32]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 33]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 34]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 35]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 36]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 37]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 38]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 39]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 40]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 41]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 42]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 43]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 44]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 45]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 47]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 48]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 49]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 115 locations, 36 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 92 SDtfs, 17 SDslu, 38 SDs, 0 SdLazy, 21 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 52 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=115occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 0 LocationsWithAnnotation, 0 PreInvPairs, 0 NumberOfFragments, 0 HoareAnnotationTreeSize, 0 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 0 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 52 ConstructedInterpolants, 1 QuantifiedInterpolants, 66 SizeOfPredicates, 6 NumberOfNonLiveVariables, 72 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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 36 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-11-07 02:09:24,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88098c1a-3718-422c-8f67-e2a98f64e425/bin/utaipan-UUZaoUuFF8/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