./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float11.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8 --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 6a6a56042e14a7445bc111b9dad948055cf7a2c8 .......................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8 --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 6a6a56042e14a7445bc111b9dad948055cf7a2c8 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 06:49:24,846 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:49:24,849 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:49:24,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:49:24,909 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:49:24,915 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:49:24,917 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:49:24,922 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:49:24,924 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:49:24,933 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:49:24,934 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:49:24,936 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:49:24,937 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:49:24,939 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:49:24,942 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:49:24,947 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:49:24,949 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:49:24,950 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:49:24,953 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:49:24,961 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:49:24,963 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:49:24,964 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:49:24,968 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:49:24,969 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:49:24,973 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:49:24,973 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:49:24,974 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:49:24,975 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:49:24,976 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:49:24,978 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:49:24,978 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:49:24,979 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:49:24,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:49:24,983 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:49:24,984 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:49:24,985 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:49:24,986 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:49:24,986 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:49:24,986 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:49:24,987 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:49:24,988 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:49:24,989 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 06:49:25,034 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:49:25,034 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:49:25,036 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:49:25,036 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:49:25,036 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:49:25,036 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:49:25,037 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 06:49:25,037 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:49:25,037 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:49:25,037 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 06:49:25,038 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 06:49:25,039 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:49:25,039 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 06:49:25,039 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 06:49:25,039 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 06:49:25,040 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:49:25,041 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 06:49:25,041 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 06:49:25,041 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 06:49:25,041 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:49:25,042 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 06:49:25,042 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:49:25,042 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 06:49:25,042 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:49:25,042 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 06:49:25,043 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 06:49:25,043 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:49:25,043 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 06:49:25,043 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:49:25,045 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:49:25,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:49:25,046 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:49:25,046 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:49:25,046 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 06:49:25,046 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 06:49:25,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 06:49:25,047 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 06:49:25,047 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:49:25,047 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:49:25,048 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a6a56042e14a7445bc111b9dad948055cf7a2c8 [2021-10-13 06:49:25,375 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:49:25,403 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:49:25,407 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:49:25,408 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:49:25,409 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:49:25,410 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/floats-cbmc-regression/float11.c [2021-10-13 06:49:25,497 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/data/23fc2e388/18165425e7724f66a2fe014184643159/FLAGc7cf89b46 [2021-10-13 06:49:26,082 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:49:26,085 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c [2021-10-13 06:49:26,095 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/data/23fc2e388/18165425e7724f66a2fe014184643159/FLAGc7cf89b46 [2021-10-13 06:49:26,434 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/data/23fc2e388/18165425e7724f66a2fe014184643159 [2021-10-13 06:49:26,439 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:49:26,440 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:49:26,445 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:49:26,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:49:26,449 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:49:26,450 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:49:26" (1/1) ... [2021-10-13 06:49:26,451 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74424aba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:49:26, skipping insertion in model container [2021-10-13 06:49:26,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:49:26" (1/1) ... [2021-10-13 06:49:26,459 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:49:26,481 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:49:26,660 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2021-10-13 06:49:26,663 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2021-10-13 06:49:26,664 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2021-10-13 06:49:26,665 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2021-10-13 06:49:26,665 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2021-10-13 06:49:26,666 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2021-10-13 06:49:26,667 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2021-10-13 06:49:26,668 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2021-10-13 06:49:26,669 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2021-10-13 06:49:26,670 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2021-10-13 06:49:26,671 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2021-10-13 06:49:26,672 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2021-10-13 06:49:26,674 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2021-10-13 06:49:26,675 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2021-10-13 06:49:26,675 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2021-10-13 06:49:26,676 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2021-10-13 06:49:26,677 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2021-10-13 06:49:26,678 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2021-10-13 06:49:26,679 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2021-10-13 06:49:26,680 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2021-10-13 06:49:26,680 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2021-10-13 06:49:26,681 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2021-10-13 06:49:26,682 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2021-10-13 06:49:26,683 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2021-10-13 06:49:26,683 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2021-10-13 06:49:26,684 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2021-10-13 06:49:26,685 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2021-10-13 06:49:26,686 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2021-10-13 06:49:26,686 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2021-10-13 06:49:26,687 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2021-10-13 06:49:26,693 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:49:26,714 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 06:49:26,732 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2021-10-13 06:49:26,733 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2021-10-13 06:49:26,735 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2021-10-13 06:49:26,736 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2021-10-13 06:49:26,737 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2021-10-13 06:49:26,738 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2021-10-13 06:49:26,739 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2021-10-13 06:49:26,740 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2021-10-13 06:49:26,742 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2021-10-13 06:49:26,744 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2021-10-13 06:49:26,747 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2021-10-13 06:49:26,749 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2021-10-13 06:49:26,752 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2021-10-13 06:49:26,752 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2021-10-13 06:49:26,754 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2021-10-13 06:49:26,757 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2021-10-13 06:49:26,760 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2021-10-13 06:49:26,772 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2021-10-13 06:49:26,773 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2021-10-13 06:49:26,773 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2021-10-13 06:49:26,774 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2021-10-13 06:49:26,775 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2021-10-13 06:49:26,775 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2021-10-13 06:49:26,776 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2021-10-13 06:49:26,776 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2021-10-13 06:49:26,777 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2021-10-13 06:49:26,777 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2021-10-13 06:49:26,778 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2021-10-13 06:49:26,779 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2021-10-13 06:49:26,779 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2021-10-13 06:49:26,780 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:49:26,797 INFO L208 MainTranslator]: Completed translation [2021-10-13 06:49:26,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:49:26 WrapperNode [2021-10-13 06:49:26,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 06:49:26,799 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 06:49:26,799 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 06:49:26,799 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 06:49:26,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:49:26" (1/1) ... [2021-10-13 06:49:26,827 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:49:26" (1/1) ... [2021-10-13 06:49:26,857 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 06:49:26,858 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 06:49:26,858 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 06:49:26,859 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 06:49:26,867 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:49:26" (1/1) ... [2021-10-13 06:49:26,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:49:26" (1/1) ... [2021-10-13 06:49:26,869 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:49:26" (1/1) ... [2021-10-13 06:49:26,869 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:49:26" (1/1) ... [2021-10-13 06:49:26,888 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:49:26" (1/1) ... [2021-10-13 06:49:26,891 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:49:26" (1/1) ... [2021-10-13 06:49:26,892 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:49:26" (1/1) ... [2021-10-13 06:49:26,894 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 06:49:26,895 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 06:49:26,895 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 06:49:26,895 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 06:49:26,898 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:49:26" (1/1) ... [2021-10-13 06:49:26,906 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:49:26,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 06:49:26,933 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 06:49:26,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 06:49:26,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 06:49:26,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 06:49:26,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 06:49:26,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 06:49:27,336 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 06:49:27,337 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-13 06:49:27,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:49:27 BoogieIcfgContainer [2021-10-13 06:49:27,340 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 06:49:27,342 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 06:49:27,342 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 06:49:27,346 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 06:49:27,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 06:49:26" (1/3) ... [2021-10-13 06:49:27,347 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7acfda40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:49:27, skipping insertion in model container [2021-10-13 06:49:27,347 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:49:26" (2/3) ... [2021-10-13 06:49:27,348 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7acfda40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:49:27, skipping insertion in model container [2021-10-13 06:49:27,348 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:49:27" (3/3) ... [2021-10-13 06:49:27,349 INFO L111 eAbstractionObserver]: Analyzing ICFG float11.c [2021-10-13 06:49:27,355 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 06:49:27,356 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2021-10-13 06:49:27,410 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 06:49:27,416 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, mConcurrency=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 [2021-10-13 06:49:27,417 INFO L340 AbstractCegarLoop]: Starting to check reachability of 30 error locations. [2021-10-13 06:49:27,438 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 62 states have (on average 1.967741935483871) internal successors, (122), 92 states have internal predecessors, (122), 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) [2021-10-13 06:49:27,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-13 06:49:27,443 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:49:27,443 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-10-13 06:49:27,456 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-10-13 06:49:27,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:49:27,462 INFO L82 PathProgramCache]: Analyzing trace with hash 265397, now seen corresponding path program 1 times [2021-10-13 06:49:27,472 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:49:27,473 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050858900] [2021-10-13 06:49:27,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:49:27,474 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:49:27,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 06:49:27,577 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 06:49:27,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 06:49:27,612 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-10-13 06:49:27,615 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-13 06:49:27,616 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,618 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,619 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,619 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,619 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,620 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,620 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,620 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,620 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,621 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,621 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,621 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,622 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,622 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,622 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,623 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,623 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,623 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,624 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,624 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,624 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,625 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,625 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,625 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,626 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,626 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,626 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,626 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,627 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,627 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:27,628 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 06:49:27,635 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 06:49:27,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 06:49:27 BoogieIcfgContainer [2021-10-13 06:49:27,652 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 06:49:27,653 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 06:49:27,653 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 06:49:27,654 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 06:49:27,654 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:49:27" (3/4) ... [2021-10-13 06:49:27,658 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-13 06:49:27,658 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 06:49:27,660 INFO L168 Benchmark]: Toolchain (without parser) took 1218.93 ms. Allocated memory is still 130.0 MB. Free memory was 96.5 MB in the beginning and 72.1 MB in the end (delta: 24.4 MB). Peak memory consumption was 22.5 MB. Max. memory is 16.1 GB. [2021-10-13 06:49:27,661 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 79.7 MB. Free memory was 51.6 MB in the beginning and 51.5 MB in the end (delta: 29.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:49:27,662 INFO L168 Benchmark]: CACSL2BoogieTranslator took 353.34 ms. Allocated memory is still 130.0 MB. Free memory was 96.2 MB in the beginning and 103.5 MB in the end (delta: -7.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 06:49:27,662 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.69 ms. Allocated memory is still 130.0 MB. Free memory was 103.5 MB in the beginning and 101.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 06:49:27,663 INFO L168 Benchmark]: Boogie Preprocessor took 36.16 ms. Allocated memory is still 130.0 MB. Free memory was 101.8 MB in the beginning and 100.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 06:49:27,664 INFO L168 Benchmark]: RCFGBuilder took 444.57 ms. Allocated memory is still 130.0 MB. Free memory was 100.6 MB in the beginning and 88.0 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 06:49:27,665 INFO L168 Benchmark]: TraceAbstraction took 310.76 ms. Allocated memory is still 130.0 MB. Free memory was 87.2 MB in the beginning and 72.5 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-13 06:49:27,665 INFO L168 Benchmark]: Witness Printer took 5.01 ms. Allocated memory is still 130.0 MB. Free memory was 72.5 MB in the beginning and 72.1 MB in the end (delta: 394.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:49:27,669 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 79.7 MB. Free memory was 51.6 MB in the beginning and 51.5 MB in the end (delta: 29.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 353.34 ms. Allocated memory is still 130.0 MB. Free memory was 96.2 MB in the beginning and 103.5 MB in the end (delta: -7.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 58.69 ms. Allocated memory is still 130.0 MB. Free memory was 103.5 MB in the beginning and 101.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 36.16 ms. Allocated memory is still 130.0 MB. Free memory was 101.8 MB in the beginning and 100.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 444.57 ms. Allocated memory is still 130.0 MB. Free memory was 100.6 MB in the beginning and 88.0 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 310.76 ms. Allocated memory is still 130.0 MB. Free memory was 87.2 MB in the beginning and 72.5 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Witness Printer took 5.01 ms. Allocated memory is still 130.0 MB. Free memory was 72.5 MB in the beginning and 72.1 MB in the end (delta: 394.6 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, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 7]: 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 7. Possible FailurePath: [L7] COND TRUE !(1.0<2.5) [L7] reach_error() - UnprovableResult [Line: 8]: 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: 9]: 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: 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: 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: 29]: 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: 30]: 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: 31]: 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: 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. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 93 locations, 30 error locations. Started 1 CEGAR loops. OverallTime: 225.3ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 9.7ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 16.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=93occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 5.6ms SsaConstructionTime, 33.1ms SatisfiabilityAnalysisTime, 0.0ms 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 [2021-10-13 06:49:27,722 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 06:49:30,255 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:49:30,259 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:49:30,310 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:49:30,311 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:49:30,315 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:49:30,317 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:49:30,322 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:49:30,326 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:49:30,336 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:49:30,337 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:49:30,340 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:49:30,340 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:49:30,343 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:49:30,345 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:49:30,350 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:49:30,352 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:49:30,353 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:49:30,356 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:49:30,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:49:30,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:49:30,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:49:30,372 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:49:30,373 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:49:30,383 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:49:30,383 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:49:30,384 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:49:30,386 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:49:30,387 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:49:30,388 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:49:30,388 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:49:30,389 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:49:30,391 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:49:30,392 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:49:30,394 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:49:30,394 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:49:30,395 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:49:30,395 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:49:30,396 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:49:30,398 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:49:30,398 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:49:30,404 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-13 06:49:30,446 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:49:30,446 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:49:30,448 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:49:30,448 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:49:30,448 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:49:30,448 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:49:30,448 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:49:30,449 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:49:30,450 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:49:30,451 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:49:30,452 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 06:49:30,453 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 06:49:30,453 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:49:30,453 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 06:49:30,453 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:49:30,453 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 06:49:30,453 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:49:30,454 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 06:49:30,454 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 06:49:30,454 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 06:49:30,454 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 06:49:30,454 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:49:30,455 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 06:49:30,455 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:49:30,455 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 06:49:30,455 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:49:30,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:49:30,456 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:49:30,456 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:49:30,456 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 06:49:30,456 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 06:49:30,456 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 06:49:30,457 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 06:49:30,457 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:49:30,457 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:49:30,458 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a6a56042e14a7445bc111b9dad948055cf7a2c8 [2021-10-13 06:49:30,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:49:30,854 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:49:30,857 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:49:30,859 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:49:30,859 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:49:30,860 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/floats-cbmc-regression/float11.c [2021-10-13 06:49:30,927 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/data/ba6c9d116/d0c0cc1233d54cb28dadd671a03e649d/FLAG30b949b4f [2021-10-13 06:49:31,389 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:49:31,390 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c [2021-10-13 06:49:31,409 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/data/ba6c9d116/d0c0cc1233d54cb28dadd671a03e649d/FLAG30b949b4f [2021-10-13 06:49:31,773 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/data/ba6c9d116/d0c0cc1233d54cb28dadd671a03e649d [2021-10-13 06:49:31,783 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:49:31,785 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:49:31,789 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:49:31,789 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:49:31,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:49:31,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:49:31" (1/1) ... [2021-10-13 06:49:31,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fb11bbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:49:31, skipping insertion in model container [2021-10-13 06:49:31,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:49:31" (1/1) ... [2021-10-13 06:49:31,803 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:49:31,827 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:49:32,002 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2021-10-13 06:49:32,005 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2021-10-13 06:49:32,006 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2021-10-13 06:49:32,007 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2021-10-13 06:49:32,008 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2021-10-13 06:49:32,009 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2021-10-13 06:49:32,010 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2021-10-13 06:49:32,010 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2021-10-13 06:49:32,011 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2021-10-13 06:49:32,013 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2021-10-13 06:49:32,014 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2021-10-13 06:49:32,015 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2021-10-13 06:49:32,016 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2021-10-13 06:49:32,017 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2021-10-13 06:49:32,018 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2021-10-13 06:49:32,019 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2021-10-13 06:49:32,020 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2021-10-13 06:49:32,021 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2021-10-13 06:49:32,023 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2021-10-13 06:49:32,024 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2021-10-13 06:49:32,025 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2021-10-13 06:49:32,026 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2021-10-13 06:49:32,028 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2021-10-13 06:49:32,030 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2021-10-13 06:49:32,031 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2021-10-13 06:49:32,032 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2021-10-13 06:49:32,040 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2021-10-13 06:49:32,041 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2021-10-13 06:49:32,042 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2021-10-13 06:49:32,044 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2021-10-13 06:49:32,046 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:49:32,061 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 06:49:32,083 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2021-10-13 06:49:32,088 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2021-10-13 06:49:32,089 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2021-10-13 06:49:32,090 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2021-10-13 06:49:32,092 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2021-10-13 06:49:32,093 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2021-10-13 06:49:32,095 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2021-10-13 06:49:32,095 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2021-10-13 06:49:32,098 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2021-10-13 06:49:32,100 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2021-10-13 06:49:32,113 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2021-10-13 06:49:32,114 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2021-10-13 06:49:32,115 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2021-10-13 06:49:32,116 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2021-10-13 06:49:32,126 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2021-10-13 06:49:32,127 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2021-10-13 06:49:32,128 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2021-10-13 06:49:32,129 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2021-10-13 06:49:32,130 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2021-10-13 06:49:32,130 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2021-10-13 06:49:32,131 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2021-10-13 06:49:32,132 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2021-10-13 06:49:32,133 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2021-10-13 06:49:32,133 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2021-10-13 06:49:32,134 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2021-10-13 06:49:32,135 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2021-10-13 06:49:32,136 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2021-10-13 06:49:32,137 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2021-10-13 06:49:32,137 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2021-10-13 06:49:32,138 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_73e85609-7300-4da4-a5bc-a0eba3878c6b/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2021-10-13 06:49:32,139 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:49:32,154 INFO L208 MainTranslator]: Completed translation [2021-10-13 06:49:32,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:49:32 WrapperNode [2021-10-13 06:49:32,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 06:49:32,155 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 06:49:32,155 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 06:49:32,156 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 06:49:32,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:49:32" (1/1) ... [2021-10-13 06:49:32,173 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:49:32" (1/1) ... [2021-10-13 06:49:32,197 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 06:49:32,198 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 06:49:32,198 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 06:49:32,198 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 06:49:32,208 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:49:32" (1/1) ... [2021-10-13 06:49:32,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:49:32" (1/1) ... [2021-10-13 06:49:32,212 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:49:32" (1/1) ... [2021-10-13 06:49:32,212 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:49:32" (1/1) ... [2021-10-13 06:49:32,222 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:49:32" (1/1) ... [2021-10-13 06:49:32,226 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:49:32" (1/1) ... [2021-10-13 06:49:32,229 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:49:32" (1/1) ... [2021-10-13 06:49:32,232 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 06:49:32,233 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 06:49:32,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 06:49:32,234 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 06:49:32,235 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:49:32" (1/1) ... [2021-10-13 06:49:32,242 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:49:32,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 06:49:32,274 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 06:49:32,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 06:49:32,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 06:49:32,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 06:49:32,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 06:49:32,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 06:49:32,795 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 06:49:32,796 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-13 06:49:32,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:49:32 BoogieIcfgContainer [2021-10-13 06:49:32,798 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 06:49:32,801 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 06:49:32,801 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 06:49:32,804 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 06:49:32,804 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 06:49:31" (1/3) ... [2021-10-13 06:49:32,805 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55b8e902 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:49:32, skipping insertion in model container [2021-10-13 06:49:32,805 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:49:32" (2/3) ... [2021-10-13 06:49:32,806 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55b8e902 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:49:32, skipping insertion in model container [2021-10-13 06:49:32,806 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:49:32" (3/3) ... [2021-10-13 06:49:32,808 INFO L111 eAbstractionObserver]: Analyzing ICFG float11.c [2021-10-13 06:49:32,813 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 06:49:32,835 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2021-10-13 06:49:32,904 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 06:49:32,909 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, mConcurrency=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 [2021-10-13 06:49:32,909 INFO L340 AbstractCegarLoop]: Starting to check reachability of 30 error locations. [2021-10-13 06:49:32,928 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 64 states have (on average 1.9375) internal successors, (124), 94 states have internal predecessors, (124), 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) [2021-10-13 06:49:32,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-13 06:49:32,934 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:49:32,934 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-10-13 06:49:32,935 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-10-13 06:49:32,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:49:32,947 INFO L82 PathProgramCache]: Analyzing trace with hash 925604, now seen corresponding path program 1 times [2021-10-13 06:49:32,959 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:49:32,960 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1975251997] [2021-10-13 06:49:32,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:49:32,961 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:49:32,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:49:32,965 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:49:32,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-13 06:49:33,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:49:33,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-13 06:49:33,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:49:33,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:49:33,080 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:49:33,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:49:33,103 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:49:33,103 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1975251997] [2021-10-13 06:49:33,104 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1975251997] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:49:33,105 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:49:33,106 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-13 06:49:33,108 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139898427] [2021-10-13 06:49:33,113 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 06:49:33,118 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:49:33,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 06:49:33,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 06:49:33,146 INFO L87 Difference]: Start difference. First operand has 95 states, 64 states have (on average 1.9375) internal successors, (124), 94 states have internal predecessors, (124), 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) [2021-10-13 06:49:33,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:49:33,174 INFO L93 Difference]: Finished difference Result 127 states and 184 transitions. [2021-10-13 06:49:33,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 06:49:33,176 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 [2021-10-13 06:49:33,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:49:33,182 INFO L225 Difference]: With dead ends: 127 [2021-10-13 06:49:33,182 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 06:49:33,186 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 06:49:33,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 06:49:33,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 06:49:33,211 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) [2021-10-13 06:49:33,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 06:49:33,213 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4 [2021-10-13 06:49:33,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:49:33,222 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 06:49:33,225 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) [2021-10-13 06:49:33,225 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 06:49:33,226 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 06:49:33,230 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,230 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,230 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,231 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,231 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,231 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,232 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,232 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,232 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,232 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,233 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,233 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,233 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,233 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,234 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,234 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,234 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,235 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,235 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,235 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,235 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,236 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,236 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,236 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,241 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,241 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,241 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,242 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,242 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,242 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:49:33,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-10-13 06:49:33,458 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:49:33,460 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 06:49:33,463 INFO L857 garLoopResultBuilder]: For program point L35-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,463 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION(line 40) no Hoare annotation was computed. [2021-10-13 06:49:33,463 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2021-10-13 06:49:33,463 INFO L857 garLoopResultBuilder]: For program point L19(line 19) no Hoare annotation was computed. [2021-10-13 06:49:33,464 INFO L857 garLoopResultBuilder]: For program point L19-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,464 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2021-10-13 06:49:33,464 INFO L857 garLoopResultBuilder]: For program point L36(line 36) no Hoare annotation was computed. [2021-10-13 06:49:33,464 INFO L857 garLoopResultBuilder]: For program point L36-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,464 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 06:49:33,464 INFO L857 garLoopResultBuilder]: For program point L20(line 20) no Hoare annotation was computed. [2021-10-13 06:49:33,465 INFO L857 garLoopResultBuilder]: For program point L20-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,465 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION(line 34) no Hoare annotation was computed. [2021-10-13 06:49:33,465 INFO L857 garLoopResultBuilder]: For program point L4(lines 4 42) no Hoare annotation was computed. [2021-10-13 06:49:33,465 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 20) no Hoare annotation was computed. [2021-10-13 06:49:33,465 INFO L857 garLoopResultBuilder]: For program point L21(line 21) no Hoare annotation was computed. [2021-10-13 06:49:33,465 INFO L857 garLoopResultBuilder]: For program point L21-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,466 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION(line 33) no Hoare annotation was computed. [2021-10-13 06:49:33,466 INFO L857 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2021-10-13 06:49:33,466 INFO L857 garLoopResultBuilder]: For program point L38-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,466 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2021-10-13 06:49:33,466 INFO L857 garLoopResultBuilder]: For program point L22(line 22) no Hoare annotation was computed. [2021-10-13 06:49:33,466 INFO L857 garLoopResultBuilder]: For program point L22-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,466 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION(line 26) no Hoare annotation was computed. [2021-10-13 06:49:33,467 INFO L857 garLoopResultBuilder]: For program point L39(line 39) no Hoare annotation was computed. [2021-10-13 06:49:33,467 INFO L857 garLoopResultBuilder]: For program point L39-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,467 INFO L857 garLoopResultBuilder]: For program point L23(line 23) no Hoare annotation was computed. [2021-10-13 06:49:33,467 INFO L857 garLoopResultBuilder]: For program point L23-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,467 INFO L857 garLoopResultBuilder]: For program point L40(line 40) no Hoare annotation was computed. [2021-10-13 06:49:33,467 INFO L857 garLoopResultBuilder]: For program point L7(line 7) no Hoare annotation was computed. [2021-10-13 06:49:33,467 INFO L857 garLoopResultBuilder]: For program point L7-1(line 7) no Hoare annotation was computed. [2021-10-13 06:49:33,468 INFO L857 garLoopResultBuilder]: For program point L40-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,468 INFO L857 garLoopResultBuilder]: For program point L7-3(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,468 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION(line 35) no Hoare annotation was computed. [2021-10-13 06:49:33,468 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 15) no Hoare annotation was computed. [2021-10-13 06:49:33,468 INFO L857 garLoopResultBuilder]: For program point L24(line 24) no Hoare annotation was computed. [2021-10-13 06:49:33,468 INFO L857 garLoopResultBuilder]: For program point L24-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,469 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION(line 30) no Hoare annotation was computed. [2021-10-13 06:49:33,469 INFO L857 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2021-10-13 06:49:33,469 INFO L857 garLoopResultBuilder]: For program point L8(line 8) no Hoare annotation was computed. [2021-10-13 06:49:33,469 INFO L857 garLoopResultBuilder]: For program point L8-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,469 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 06:49:33,469 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 14) no Hoare annotation was computed. [2021-10-13 06:49:33,469 INFO L857 garLoopResultBuilder]: For program point L25(line 25) no Hoare annotation was computed. [2021-10-13 06:49:33,470 INFO L857 garLoopResultBuilder]: For program point L25-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,470 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION(line 29) no Hoare annotation was computed. [2021-10-13 06:49:33,470 INFO L857 garLoopResultBuilder]: For program point L9(line 9) no Hoare annotation was computed. [2021-10-13 06:49:33,470 INFO L857 garLoopResultBuilder]: For program point L9-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,470 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION(line 41) no Hoare annotation was computed. [2021-10-13 06:49:33,470 INFO L857 garLoopResultBuilder]: For program point L26(line 26) no Hoare annotation was computed. [2021-10-13 06:49:33,470 INFO L857 garLoopResultBuilder]: For program point L26-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,471 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 9) no Hoare annotation was computed. [2021-10-13 06:49:33,471 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION(line 22) no Hoare annotation was computed. [2021-10-13 06:49:33,471 INFO L857 garLoopResultBuilder]: For program point L10(line 10) no Hoare annotation was computed. [2021-10-13 06:49:33,471 INFO L857 garLoopResultBuilder]: For program point L10-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,471 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 18) no Hoare annotation was computed. [2021-10-13 06:49:33,471 INFO L857 garLoopResultBuilder]: For program point L11(line 11) no Hoare annotation was computed. [2021-10-13 06:49:33,471 INFO L857 garLoopResultBuilder]: For program point L11-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,472 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION(line 31) no Hoare annotation was computed. [2021-10-13 06:49:33,472 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 11) no Hoare annotation was computed. [2021-10-13 06:49:33,472 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 06:49:33,472 INFO L857 garLoopResultBuilder]: For program point L12(line 12) no Hoare annotation was computed. [2021-10-13 06:49:33,472 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION(line 24) no Hoare annotation was computed. [2021-10-13 06:49:33,472 INFO L857 garLoopResultBuilder]: For program point L12-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,473 INFO L857 garLoopResultBuilder]: For program point L29(line 29) no Hoare annotation was computed. [2021-10-13 06:49:33,473 INFO L857 garLoopResultBuilder]: For program point L29-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,473 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 10) no Hoare annotation was computed. [2021-10-13 06:49:33,473 INFO L857 garLoopResultBuilder]: For program point L13(line 13) no Hoare annotation was computed. [2021-10-13 06:49:33,473 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION(line 23) no Hoare annotation was computed. [2021-10-13 06:49:33,473 INFO L857 garLoopResultBuilder]: For program point L13-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,473 INFO L857 garLoopResultBuilder]: For program point L30(line 30) no Hoare annotation was computed. [2021-10-13 06:49:33,474 INFO L857 garLoopResultBuilder]: For program point L30-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,474 INFO L857 garLoopResultBuilder]: For program point L14(line 14) no Hoare annotation was computed. [2021-10-13 06:49:33,474 INFO L857 garLoopResultBuilder]: For program point L14-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,474 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION(line 36) no Hoare annotation was computed. [2021-10-13 06:49:33,474 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2021-10-13 06:49:33,474 INFO L857 garLoopResultBuilder]: For program point L31(line 31) no Hoare annotation was computed. [2021-10-13 06:49:33,475 INFO L857 garLoopResultBuilder]: For program point L31-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,475 INFO L857 garLoopResultBuilder]: For program point L15(line 15) no Hoare annotation was computed. [2021-10-13 06:49:33,475 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION(line 25) no Hoare annotation was computed. [2021-10-13 06:49:33,475 INFO L857 garLoopResultBuilder]: For program point L15-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,475 INFO L857 garLoopResultBuilder]: For program point L32(line 32) no Hoare annotation was computed. [2021-10-13 06:49:33,475 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 06:49:33,475 INFO L857 garLoopResultBuilder]: For program point L32-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,476 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 7) no Hoare annotation was computed. [2021-10-13 06:49:33,476 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION(line 39) no Hoare annotation was computed. [2021-10-13 06:49:33,476 INFO L857 garLoopResultBuilder]: For program point L33(line 33) no Hoare annotation was computed. [2021-10-13 06:49:33,476 INFO L857 garLoopResultBuilder]: For program point L33-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,476 INFO L857 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2021-10-13 06:49:33,477 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION(line 38) no Hoare annotation was computed. [2021-10-13 06:49:33,477 INFO L857 garLoopResultBuilder]: For program point L34-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,477 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2021-10-13 06:49:33,477 INFO L857 garLoopResultBuilder]: For program point L18(line 18) no Hoare annotation was computed. [2021-10-13 06:49:33,477 INFO L857 garLoopResultBuilder]: For program point L18-2(lines 5 42) no Hoare annotation was computed. [2021-10-13 06:49:33,477 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION(line 32) no Hoare annotation was computed. [2021-10-13 06:49:33,477 INFO L857 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2021-10-13 06:49:33,487 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 06:49:33,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 06:49:33 BoogieIcfgContainer [2021-10-13 06:49:33,492 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 06:49:33,493 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 06:49:33,493 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 06:49:33,494 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 06:49:33,494 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:49:32" (3/4) ... [2021-10-13 06:49:33,498 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 06:49:33,521 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-10-13 06:49:33,522 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-13 06:49:33,522 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 06:49:33,522 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 06:49:33,600 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 06:49:33,601 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 06:49:33,603 INFO L168 Benchmark]: Toolchain (without parser) took 1816.73 ms. Allocated memory was 69.2 MB in the beginning and 86.0 MB in the end (delta: 16.8 MB). Free memory was 52.2 MB in the beginning and 42.2 MB in the end (delta: 10.0 MB). Peak memory consumption was 25.8 MB. Max. memory is 16.1 GB. [2021-10-13 06:49:33,603 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 69.2 MB. Free memory was 51.6 MB in the beginning and 51.5 MB in the end (delta: 54.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:49:33,604 INFO L168 Benchmark]: CACSL2BoogieTranslator took 365.94 ms. Allocated memory is still 69.2 MB. Free memory was 51.9 MB in the beginning and 50.5 MB in the end (delta: 1.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 06:49:33,605 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.87 ms. Allocated memory is still 69.2 MB. Free memory was 50.5 MB in the beginning and 48.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 06:49:33,605 INFO L168 Benchmark]: Boogie Preprocessor took 34.95 ms. Allocated memory is still 69.2 MB. Free memory was 48.7 MB in the beginning and 47.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 06:49:33,606 INFO L168 Benchmark]: RCFGBuilder took 565.14 ms. Allocated memory is still 69.2 MB. Free memory was 47.2 MB in the beginning and 34.6 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 06:49:33,606 INFO L168 Benchmark]: TraceAbstraction took 692.01 ms. Allocated memory was 69.2 MB in the beginning and 86.0 MB in the end (delta: 16.8 MB). Free memory was 34.2 MB in the beginning and 46.5 MB in the end (delta: -12.3 MB). Peak memory consumption was 6.1 MB. Max. memory is 16.1 GB. [2021-10-13 06:49:33,607 INFO L168 Benchmark]: Witness Printer took 107.61 ms. Allocated memory is still 86.0 MB. Free memory was 46.5 MB in the beginning and 42.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 06:49:33,609 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 69.2 MB. Free memory was 51.6 MB in the beginning and 51.5 MB in the end (delta: 54.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 365.94 ms. Allocated memory is still 69.2 MB. Free memory was 51.9 MB in the beginning and 50.5 MB in the end (delta: 1.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 41.87 ms. Allocated memory is still 69.2 MB. Free memory was 50.5 MB in the beginning and 48.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 34.95 ms. Allocated memory is still 69.2 MB. Free memory was 48.7 MB in the beginning and 47.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 565.14 ms. Allocated memory is still 69.2 MB. Free memory was 47.2 MB in the beginning and 34.6 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 692.01 ms. Allocated memory was 69.2 MB in the beginning and 86.0 MB in the end (delta: 16.8 MB). Free memory was 34.2 MB in the beginning and 46.5 MB in the end (delta: -12.3 MB). Peak memory consumption was 6.1 MB. Max. memory is 16.1 GB. * Witness Printer took 107.61 ms. Allocated memory is still 86.0 MB. Free memory was 46.5 MB in the beginning and 42.2 MB in the end (delta: 4.2 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, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 7]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 8]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - 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: 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: 29]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 30]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 31]: 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: 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 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 95 locations, 30 error locations. Started 1 CEGAR loops. OverallTime: 580.0ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 10.2ms, AutomataDifference: 67.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 3.1ms, InitialAbstractionConstructionTime: 14.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 34 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=95occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 10.2ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 0 LocationsWithAnnotation, 0 PreInvPairs, 0 NumberOfFragments, 0 HoareAnnotationTreeSize, 0 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0ms HoareSimplificationTime, 0 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 10.4ms SsaConstructionTime, 19.3ms SatisfiabilityAnalysisTime, 72.6ms InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 SizeOfPredicates, 0 NumberOfNonLiveVariables, 25 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 30 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-10-13 06:49:33,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73e85609-7300-4da4-a5bc-a0eba3878c6b/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...