./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float6.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fd27604fe9b1767824ea9ccd6f7ecdb4d002f9be3c28c3385ab6133c7bd8f97d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 02:31:56,642 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 02:31:56,646 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 02:31:56,709 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 02:31:56,709 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 02:31:56,716 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 02:31:56,719 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 02:31:56,723 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 02:31:56,726 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 02:31:56,734 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 02:31:56,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 02:31:56,737 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 02:31:56,738 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 02:31:56,741 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 02:31:56,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 02:31:56,749 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 02:31:56,751 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 02:31:56,752 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 02:31:56,755 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 02:31:56,766 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 02:31:56,768 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 02:31:56,771 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 02:31:56,774 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 02:31:56,776 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 02:31:56,780 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 02:31:56,781 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 02:31:56,782 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 02:31:56,784 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 02:31:56,785 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 02:31:56,786 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 02:31:56,787 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 02:31:56,788 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 02:31:56,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 02:31:56,792 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 02:31:56,794 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 02:31:56,794 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 02:31:56,795 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 02:31:56,795 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 02:31:56,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 02:31:56,797 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 02:31:56,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 02:31:56,799 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-13 02:31:56,850 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 02:31:56,850 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 02:31:56,852 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 02:31:56,852 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 02:31:56,853 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-13 02:31:56,853 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-13 02:31:56,853 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-13 02:31:56,853 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-13 02:31:56,860 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-13 02:31:56,861 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-13 02:31:56,862 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-13 02:31:56,862 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-13 02:31:56,862 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-13 02:31:56,863 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-13 02:31:56,863 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-13 02:31:56,863 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-13 02:31:56,864 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 02:31:56,864 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 02:31:56,864 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 02:31:56,865 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 02:31:56,865 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 02:31:56,865 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 02:31:56,865 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 02:31:56,866 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 02:31:56,866 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 02:31:56,866 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 02:31:56,866 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 02:31:56,867 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 02:31:56,867 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 02:31:56,869 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 02:31:56,869 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 02:31:56,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 02:31:56,870 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 02:31:56,870 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 02:31:56,870 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 02:31:56,870 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-13 02:31:56,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 02:31:56,871 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 02:31:56,871 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 02:31:56,871 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 02:31:56,872 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_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd27604fe9b1767824ea9ccd6f7ecdb4d002f9be3c28c3385ab6133c7bd8f97d [2021-11-13 02:31:57,223 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 02:31:57,256 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 02:31:57,259 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 02:31:57,261 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 02:31:57,261 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 02:31:57,263 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/floats-cbmc-regression/float6.c [2021-11-13 02:31:57,340 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/data/982a741e5/c5cecbe00a714e4f98a3d0ec017655e1/FLAG05de9efb3 [2021-11-13 02:31:57,937 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 02:31:57,937 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c [2021-11-13 02:31:57,946 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/data/982a741e5/c5cecbe00a714e4f98a3d0ec017655e1/FLAG05de9efb3 [2021-11-13 02:31:58,257 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/data/982a741e5/c5cecbe00a714e4f98a3d0ec017655e1 [2021-11-13 02:31:58,260 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 02:31:58,261 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 02:31:58,263 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 02:31:58,263 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 02:31:58,266 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 02:31:58,267 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:31:58" (1/1) ... [2021-11-13 02:31:58,269 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c9686d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:31:58, skipping insertion in model container [2021-11-13 02:31:58,269 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:31:58" (1/1) ... [2021-11-13 02:31:58,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 02:31:58,294 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 02:31:58,473 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[369,382] [2021-11-13 02:31:58,480 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[412,425] [2021-11-13 02:31:58,481 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[454,467] [2021-11-13 02:31:58,482 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[501,514] [2021-11-13 02:31:58,483 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[543,556] [2021-11-13 02:31:58,484 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[590,603] [2021-11-13 02:31:58,484 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[635,648] [2021-11-13 02:31:58,485 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[682,695] [2021-11-13 02:31:58,486 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[727,740] [2021-11-13 02:31:58,487 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[774,787] [2021-11-13 02:31:58,488 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[817,830] [2021-11-13 02:31:58,489 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[862,875] [2021-11-13 02:31:58,490 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[905,918] [2021-11-13 02:31:58,491 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[950,963] [2021-11-13 02:31:58,491 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[993,1006] [2021-11-13 02:31:58,492 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1041,1054] [2021-11-13 02:31:58,493 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1084,1097] [2021-11-13 02:31:58,494 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1132,1145] [2021-11-13 02:31:58,498 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1291,1304] [2021-11-13 02:31:58,499 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1330,1343] [2021-11-13 02:31:58,500 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1368,1381] [2021-11-13 02:31:58,501 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1411,1424] [2021-11-13 02:31:58,502 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1449,1462] [2021-11-13 02:31:58,503 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1492,1505] [2021-11-13 02:31:58,504 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1533,1546] [2021-11-13 02:31:58,505 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1576,1589] [2021-11-13 02:31:58,506 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1617,1630] [2021-11-13 02:31:58,507 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1660,1673] [2021-11-13 02:31:58,508 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1699,1712] [2021-11-13 02:31:58,509 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1740,1753] [2021-11-13 02:31:58,509 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1779,1792] [2021-11-13 02:31:58,510 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1820,1833] [2021-11-13 02:31:58,511 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1859,1872] [2021-11-13 02:31:58,512 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1903,1916] [2021-11-13 02:31:58,513 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1942,1955] [2021-11-13 02:31:58,514 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1986,1999] [2021-11-13 02:31:58,516 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 02:31:58,524 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 02:31:58,536 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[369,382] [2021-11-13 02:31:58,536 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[412,425] [2021-11-13 02:31:58,537 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[454,467] [2021-11-13 02:31:58,538 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[501,514] [2021-11-13 02:31:58,539 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[543,556] [2021-11-13 02:31:58,540 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[590,603] [2021-11-13 02:31:58,541 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[635,648] [2021-11-13 02:31:58,542 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[682,695] [2021-11-13 02:31:58,542 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[727,740] [2021-11-13 02:31:58,543 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[774,787] [2021-11-13 02:31:58,543 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[817,830] [2021-11-13 02:31:58,544 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[862,875] [2021-11-13 02:31:58,545 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[905,918] [2021-11-13 02:31:58,545 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[950,963] [2021-11-13 02:31:58,546 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[993,1006] [2021-11-13 02:31:58,547 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1041,1054] [2021-11-13 02:31:58,547 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1084,1097] [2021-11-13 02:31:58,548 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1132,1145] [2021-11-13 02:31:58,550 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1291,1304] [2021-11-13 02:31:58,550 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1330,1343] [2021-11-13 02:31:58,551 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1368,1381] [2021-11-13 02:31:58,552 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1411,1424] [2021-11-13 02:31:58,556 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1449,1462] [2021-11-13 02:31:58,560 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1492,1505] [2021-11-13 02:31:58,571 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1533,1546] [2021-11-13 02:31:58,573 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1576,1589] [2021-11-13 02:31:58,573 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1617,1630] [2021-11-13 02:31:58,579 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1660,1673] [2021-11-13 02:31:58,579 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1699,1712] [2021-11-13 02:31:58,580 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1740,1753] [2021-11-13 02:31:58,581 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1779,1792] [2021-11-13 02:31:58,582 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1820,1833] [2021-11-13 02:31:58,583 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1859,1872] [2021-11-13 02:31:58,583 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1903,1916] [2021-11-13 02:31:58,584 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1942,1955] [2021-11-13 02:31:58,585 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1986,1999] [2021-11-13 02:31:58,586 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 02:31:58,600 INFO L208 MainTranslator]: Completed translation [2021-11-13 02:31:58,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:31:58 WrapperNode [2021-11-13 02:31:58,617 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 02:31:58,618 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 02:31:58,619 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 02:31:58,619 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 02:31:58,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:31:58" (1/1) ... [2021-11-13 02:31:58,640 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:31:58" (1/1) ... [2021-11-13 02:31:58,678 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 02:31:58,681 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 02:31:58,682 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 02:31:58,682 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 02:31:58,691 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:31:58" (1/1) ... [2021-11-13 02:31:58,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:31:58" (1/1) ... [2021-11-13 02:31:58,703 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:31:58" (1/1) ... [2021-11-13 02:31:58,704 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:31:58" (1/1) ... [2021-11-13 02:31:58,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:31:58" (1/1) ... [2021-11-13 02:31:58,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:31:58" (1/1) ... [2021-11-13 02:31:58,735 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:31:58" (1/1) ... [2021-11-13 02:31:58,738 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 02:31:58,739 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 02:31:58,739 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 02:31:58,739 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 02:31:58,740 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:31:58" (1/1) ... [2021-11-13 02:31:58,756 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 02:31:58,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 02:31:58,778 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 02:31:58,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 02:31:58,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 02:31:58,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 02:31:58,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 02:31:58,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 02:31:59,158 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 02:31:59,159 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 02:31:59,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:31:59 BoogieIcfgContainer [2021-11-13 02:31:59,162 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 02:31:59,180 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 02:31:59,180 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 02:31:59,184 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 02:31:59,184 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:31:58" (1/3) ... [2021-11-13 02:31:59,185 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@798bf693 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:31:59, skipping insertion in model container [2021-11-13 02:31:59,185 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:31:58" (2/3) ... [2021-11-13 02:31:59,186 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@798bf693 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:31:59, skipping insertion in model container [2021-11-13 02:31:59,186 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:31:59" (3/3) ... [2021-11-13 02:31:59,187 INFO L111 eAbstractionObserver]: Analyzing ICFG float6.c [2021-11-13 02:31:59,192 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 02:31:59,192 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2021-11-13 02:31:59,245 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 02:31:59,252 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 02:31:59,252 INFO L340 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2021-11-13 02:31:59,273 INFO L276 IsEmpty]: Start isEmpty. Operand has 112 states, 75 states have (on average 1.96) internal successors, (147), 111 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:31:59,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 02:31:59,279 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:31:59,279 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-11-13 02:31:59,280 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-13 02:31:59,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:31:59,286 INFO L85 PathProgramCache]: Analyzing trace with hash 318252, now seen corresponding path program 1 times [2021-11-13 02:31:59,297 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:31:59,298 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570754842] [2021-11-13 02:31:59,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:31:59,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:31:59,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 02:31:59,401 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 02:31:59,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 02:31:59,438 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-13 02:31:59,440 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 02:31:59,442 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (35 of 36 remaining) [2021-11-13 02:31:59,444 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (34 of 36 remaining) [2021-11-13 02:31:59,444 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (33 of 36 remaining) [2021-11-13 02:31:59,445 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (32 of 36 remaining) [2021-11-13 02:31:59,445 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (31 of 36 remaining) [2021-11-13 02:31:59,446 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (30 of 36 remaining) [2021-11-13 02:31:59,446 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION (29 of 36 remaining) [2021-11-13 02:31:59,446 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION (28 of 36 remaining) [2021-11-13 02:31:59,447 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION (27 of 36 remaining) [2021-11-13 02:31:59,447 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION (26 of 36 remaining) [2021-11-13 02:31:59,447 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION (25 of 36 remaining) [2021-11-13 02:31:59,448 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (24 of 36 remaining) [2021-11-13 02:31:59,448 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION (23 of 36 remaining) [2021-11-13 02:31:59,448 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION (22 of 36 remaining) [2021-11-13 02:31:59,449 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (21 of 36 remaining) [2021-11-13 02:31:59,449 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION (20 of 36 remaining) [2021-11-13 02:31:59,449 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION (19 of 36 remaining) [2021-11-13 02:31:59,450 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION (18 of 36 remaining) [2021-11-13 02:31:59,450 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION (17 of 36 remaining) [2021-11-13 02:31:59,450 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION (16 of 36 remaining) [2021-11-13 02:31:59,451 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION (15 of 36 remaining) [2021-11-13 02:31:59,451 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION (14 of 36 remaining) [2021-11-13 02:31:59,451 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION (13 of 36 remaining) [2021-11-13 02:31:59,451 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION (12 of 36 remaining) [2021-11-13 02:31:59,452 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION (11 of 36 remaining) [2021-11-13 02:31:59,452 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION (10 of 36 remaining) [2021-11-13 02:31:59,452 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION (9 of 36 remaining) [2021-11-13 02:31:59,453 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION (8 of 36 remaining) [2021-11-13 02:31:59,453 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION (7 of 36 remaining) [2021-11-13 02:31:59,453 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION (6 of 36 remaining) [2021-11-13 02:31:59,454 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION (5 of 36 remaining) [2021-11-13 02:31:59,454 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION (4 of 36 remaining) [2021-11-13 02:31:59,454 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION (3 of 36 remaining) [2021-11-13 02:31:59,454 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION (2 of 36 remaining) [2021-11-13 02:31:59,455 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION (1 of 36 remaining) [2021-11-13 02:31:59,455 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION (0 of 36 remaining) [2021-11-13 02:31:59,456 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 02:31:59,461 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-13 02:31:59,465 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 02:31:59,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 02:31:59 BoogieIcfgContainer [2021-11-13 02:31:59,484 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-13 02:31:59,485 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 02:31:59,485 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 02:31:59,485 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 02:31:59,486 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:31:59" (3/4) ... [2021-11-13 02:31:59,489 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-13 02:31:59,490 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 02:31:59,491 INFO L158 Benchmark]: Toolchain (without parser) took 1229.83ms. Allocated memory is still 102.8MB. Free memory was 66.0MB in the beginning and 41.5MB in the end (delta: 24.5MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2021-11-13 02:31:59,491 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 102.8MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 02:31:59,492 INFO L158 Benchmark]: CACSL2BoogieTranslator took 354.76ms. Allocated memory is still 102.8MB. Free memory was 65.8MB in the beginning and 74.3MB in the end (delta: -8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 02:31:59,493 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.72ms. Allocated memory is still 102.8MB. Free memory was 74.3MB in the beginning and 72.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 02:31:59,493 INFO L158 Benchmark]: Boogie Preprocessor took 57.23ms. Allocated memory is still 102.8MB. Free memory was 72.5MB in the beginning and 71.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 02:31:59,494 INFO L158 Benchmark]: RCFGBuilder took 423.72ms. Allocated memory is still 102.8MB. Free memory was 71.3MB in the beginning and 57.8MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-13 02:31:59,495 INFO L158 Benchmark]: TraceAbstraction took 303.86ms. Allocated memory is still 102.8MB. Free memory was 57.2MB in the beginning and 41.8MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-13 02:31:59,495 INFO L158 Benchmark]: Witness Printer took 5.19ms. Allocated memory is still 102.8MB. Free memory was 41.8MB in the beginning and 41.5MB in the end (delta: 310.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 02:31:59,498 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 102.8MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 354.76ms. Allocated memory is still 102.8MB. Free memory was 65.8MB in the beginning and 74.3MB in the end (delta: -8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.72ms. Allocated memory is still 102.8MB. Free memory was 74.3MB in the beginning and 72.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.23ms. Allocated memory is still 102.8MB. Free memory was 72.5MB in the beginning and 71.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 423.72ms. Allocated memory is still 102.8MB. Free memory was 71.3MB in the beginning and 57.8MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 303.86ms. Allocated memory is still 102.8MB. Free memory was 57.2MB in the beginning and 41.8MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 5.19ms. Allocated memory is still 102.8MB. Free memory was 41.8MB in the beginning and 41.5MB in the end (delta: 310.9kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 9]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 9. Possible FailurePath: [L9] COND TRUE !(1.0!=2.0) [L9] reach_error() - UnprovableResult [Line: 10]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 11]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 12]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 13]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 14]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 15]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 16]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 17]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 19]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 21]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 22]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 23]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 24]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 25]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 26]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 32]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 33]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 34]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 35]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 36]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 37]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 38]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 39]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 40]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 41]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 42]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 43]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 44]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 45]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 46]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 47]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 48]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 49]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 112 locations, 36 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=112occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-13 02:31:59,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fd27604fe9b1767824ea9ccd6f7ecdb4d002f9be3c28c3385ab6133c7bd8f97d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 02:32:02,164 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 02:32:02,168 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 02:32:02,218 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 02:32:02,219 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 02:32:02,225 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 02:32:02,227 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 02:32:02,232 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 02:32:02,235 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 02:32:02,241 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 02:32:02,242 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 02:32:02,244 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 02:32:02,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 02:32:02,246 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 02:32:02,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 02:32:02,250 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 02:32:02,251 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 02:32:02,252 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 02:32:02,254 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 02:32:02,257 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 02:32:02,259 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 02:32:02,261 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 02:32:02,263 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 02:32:02,264 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 02:32:02,268 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 02:32:02,268 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 02:32:02,269 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 02:32:02,270 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 02:32:02,271 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 02:32:02,272 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 02:32:02,272 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 02:32:02,274 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 02:32:02,275 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 02:32:02,276 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 02:32:02,277 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 02:32:02,278 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 02:32:02,279 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 02:32:02,279 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 02:32:02,279 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 02:32:02,281 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 02:32:02,282 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 02:32:02,283 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-13 02:32:02,313 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 02:32:02,317 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 02:32:02,319 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 02:32:02,320 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 02:32:02,320 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-13 02:32:02,320 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-13 02:32:02,320 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-13 02:32:02,321 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-13 02:32:02,321 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-13 02:32:02,321 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-13 02:32:02,323 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 02:32:02,324 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 02:32:02,324 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 02:32:02,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 02:32:02,324 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 02:32:02,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 02:32:02,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 02:32:02,325 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 02:32:02,325 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 02:32:02,326 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 02:32:02,326 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 02:32:02,326 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 02:32:02,326 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 02:32:02,327 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 02:32:02,327 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 02:32:02,327 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 02:32:02,327 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 02:32:02,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 02:32:02,328 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 02:32:02,328 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 02:32:02,328 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 02:32:02,329 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-13 02:32:02,329 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 02:32:02,329 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 02:32:02,330 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 02:32:02,330 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 02:32:02,330 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_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd27604fe9b1767824ea9ccd6f7ecdb4d002f9be3c28c3385ab6133c7bd8f97d [2021-11-13 02:32:02,735 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 02:32:02,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 02:32:02,768 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 02:32:02,769 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 02:32:02,772 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 02:32:02,774 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/floats-cbmc-regression/float6.c [2021-11-13 02:32:02,857 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/data/34273b57b/b249b9bfba1948c7a712f1e946450724/FLAG622938b7c [2021-11-13 02:32:03,444 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 02:32:03,446 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c [2021-11-13 02:32:03,455 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/data/34273b57b/b249b9bfba1948c7a712f1e946450724/FLAG622938b7c [2021-11-13 02:32:03,777 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/data/34273b57b/b249b9bfba1948c7a712f1e946450724 [2021-11-13 02:32:03,782 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 02:32:03,784 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 02:32:03,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 02:32:03,786 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 02:32:03,790 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 02:32:03,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:32:03" (1/1) ... [2021-11-13 02:32:03,797 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49acf9c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:32:03, skipping insertion in model container [2021-11-13 02:32:03,798 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:32:03" (1/1) ... [2021-11-13 02:32:03,821 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 02:32:03,845 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 02:32:04,036 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[369,382] [2021-11-13 02:32:04,043 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[412,425] [2021-11-13 02:32:04,045 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[454,467] [2021-11-13 02:32:04,047 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[501,514] [2021-11-13 02:32:04,049 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[543,556] [2021-11-13 02:32:04,050 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[590,603] [2021-11-13 02:32:04,054 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[635,648] [2021-11-13 02:32:04,055 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[682,695] [2021-11-13 02:32:04,056 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[727,740] [2021-11-13 02:32:04,058 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[774,787] [2021-11-13 02:32:04,059 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[817,830] [2021-11-13 02:32:04,061 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[862,875] [2021-11-13 02:32:04,061 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[905,918] [2021-11-13 02:32:04,062 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[950,963] [2021-11-13 02:32:04,063 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[993,1006] [2021-11-13 02:32:04,064 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1041,1054] [2021-11-13 02:32:04,073 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1084,1097] [2021-11-13 02:32:04,074 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1132,1145] [2021-11-13 02:32:04,083 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_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1291,1304] [2021-11-13 02:32:04,088 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_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1330,1343] [2021-11-13 02:32:04,089 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_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1368,1381] [2021-11-13 02:32:04,091 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1411,1424] [2021-11-13 02:32:04,093 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_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1449,1462] [2021-11-13 02:32:04,095 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_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1492,1505] [2021-11-13 02:32:04,096 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1533,1546] [2021-11-13 02:32:04,098 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_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1576,1589] [2021-11-13 02:32:04,099 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1617,1630] [2021-11-13 02:32:04,100 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_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1660,1673] [2021-11-13 02:32:04,101 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1699,1712] [2021-11-13 02:32:04,103 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1740,1753] [2021-11-13 02:32:04,104 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1779,1792] [2021-11-13 02:32:04,105 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1820,1833] [2021-11-13 02:32:04,106 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1859,1872] [2021-11-13 02:32:04,108 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1903,1916] [2021-11-13 02:32:04,108 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1942,1955] [2021-11-13 02:32:04,109 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1986,1999] [2021-11-13 02:32:04,117 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 02:32:04,136 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 02:32:04,193 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[369,382] [2021-11-13 02:32:04,194 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[412,425] [2021-11-13 02:32:04,198 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[454,467] [2021-11-13 02:32:04,199 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[501,514] [2021-11-13 02:32:04,200 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[543,556] [2021-11-13 02:32:04,204 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[590,603] [2021-11-13 02:32:04,205 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[635,648] [2021-11-13 02:32:04,207 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[682,695] [2021-11-13 02:32:04,208 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[727,740] [2021-11-13 02:32:04,213 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[774,787] [2021-11-13 02:32:04,214 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[817,830] [2021-11-13 02:32:04,216 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[862,875] [2021-11-13 02:32:04,225 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[905,918] [2021-11-13 02:32:04,241 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[950,963] [2021-11-13 02:32:04,241 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[993,1006] [2021-11-13 02:32:04,242 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1041,1054] [2021-11-13 02:32:04,242 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1084,1097] [2021-11-13 02:32:04,243 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1132,1145] [2021-11-13 02:32:04,245 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1291,1304] [2021-11-13 02:32:04,245 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1330,1343] [2021-11-13 02:32:04,246 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1368,1381] [2021-11-13 02:32:04,246 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1411,1424] [2021-11-13 02:32:04,247 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1449,1462] [2021-11-13 02:32:04,251 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1492,1505] [2021-11-13 02:32:04,259 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1533,1546] [2021-11-13 02:32:04,260 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1576,1589] [2021-11-13 02:32:04,261 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1617,1630] [2021-11-13 02:32:04,261 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1660,1673] [2021-11-13 02:32:04,263 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1699,1712] [2021-11-13 02:32:04,264 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1740,1753] [2021-11-13 02:32:04,266 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1779,1792] [2021-11-13 02:32:04,268 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1820,1833] [2021-11-13 02:32:04,268 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1859,1872] [2021-11-13 02:32:04,269 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1903,1916] [2021-11-13 02:32:04,270 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1942,1955] [2021-11-13 02:32:04,277 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/sv-benchmarks/c/floats-cbmc-regression/float6.c[1986,1999] [2021-11-13 02:32:04,278 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 02:32:04,295 INFO L208 MainTranslator]: Completed translation [2021-11-13 02:32:04,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:32:04 WrapperNode [2021-11-13 02:32:04,295 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 02:32:04,297 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 02:32:04,297 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 02:32:04,297 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 02:32:04,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:32:04" (1/1) ... [2021-11-13 02:32:04,326 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:32:04" (1/1) ... [2021-11-13 02:32:04,365 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 02:32:04,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 02:32:04,368 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 02:32:04,369 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 02:32:04,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:32:04" (1/1) ... [2021-11-13 02:32:04,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:32:04" (1/1) ... [2021-11-13 02:32:04,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:32:04" (1/1) ... [2021-11-13 02:32:04,394 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:32:04" (1/1) ... [2021-11-13 02:32:04,403 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:32:04" (1/1) ... [2021-11-13 02:32:04,417 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:32:04" (1/1) ... [2021-11-13 02:32:04,430 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:32:04" (1/1) ... [2021-11-13 02:32:04,434 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 02:32:04,435 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 02:32:04,435 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 02:32:04,435 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 02:32:04,436 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:32:04" (1/1) ... [2021-11-13 02:32:04,443 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 02:32:04,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 02:32:04,473 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 02:32:04,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 02:32:04,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 02:32:04,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 02:32:04,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-13 02:32:04,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 02:32:05,032 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 02:32:05,032 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 02:32:05,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:32:05 BoogieIcfgContainer [2021-11-13 02:32:05,045 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 02:32:05,047 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 02:32:05,047 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 02:32:05,051 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 02:32:05,051 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:32:03" (1/3) ... [2021-11-13 02:32:05,052 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@703df120 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:32:05, skipping insertion in model container [2021-11-13 02:32:05,052 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:32:04" (2/3) ... [2021-11-13 02:32:05,052 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@703df120 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:32:05, skipping insertion in model container [2021-11-13 02:32:05,053 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:32:05" (3/3) ... [2021-11-13 02:32:05,054 INFO L111 eAbstractionObserver]: Analyzing ICFG float6.c [2021-11-13 02:32:05,059 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 02:32:05,063 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2021-11-13 02:32:05,140 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 02:32:05,148 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 02:32:05,149 INFO L340 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2021-11-13 02:32:05,176 INFO L276 IsEmpty]: Start isEmpty. Operand has 115 states, 78 states have (on average 1.935897435897436) internal successors, (151), 114 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:05,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 02:32:05,193 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:05,194 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-11-13 02:32:05,196 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-13 02:32:05,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:05,205 INFO L85 PathProgramCache]: Analyzing trace with hash 925604, now seen corresponding path program 1 times [2021-11-13 02:32:05,217 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:32:05,217 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1133830214] [2021-11-13 02:32:05,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:05,219 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:32:05,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:32:05,223 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:32:05,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-13 02:32:05,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:05,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 02:32:05,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:32:05,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:05,340 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:32:05,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:05,351 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:32:05,351 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1133830214] [2021-11-13 02:32:05,352 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1133830214] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:05,352 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:05,352 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-13 02:32:05,354 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980752865] [2021-11-13 02:32:05,355 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:05,359 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 02:32:05,360 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:32:05,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 02:32:05,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 02:32:05,392 INFO L87 Difference]: Start difference. First operand has 115 states, 78 states have (on average 1.935897435897436) internal successors, (151), 114 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:05,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:05,417 INFO L93 Difference]: Finished difference Result 183 states and 254 transitions. [2021-11-13 02:32:05,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 02:32:05,419 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2021-11-13 02:32:05,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:05,429 INFO L225 Difference]: With dead ends: 183 [2021-11-13 02:32:05,429 INFO L226 Difference]: Without dead ends: 68 [2021-11-13 02:32:05,432 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 02:32:05,436 INFO L933 BasicCegarLoop]: 70 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.00ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.29ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.00ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:05,437 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 1.29ms Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.00ms Time] [2021-11-13 02:32:05,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2021-11-13 02:32:05,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2021-11-13 02:32:05,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 54 states have (on average 1.2407407407407407) internal successors, (67), 67 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:05,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 67 transitions. [2021-11-13 02:32:05,478 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 67 transitions. Word has length 4 [2021-11-13 02:32:05,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:05,478 INFO L470 AbstractCegarLoop]: Abstraction has 68 states and 67 transitions. [2021-11-13 02:32:05,478 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:05,479 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 67 transitions. [2021-11-13 02:32:05,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 02:32:05,480 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:05,480 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:32:05,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-11-13 02:32:05,697 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:32:05,697 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-13 02:32:05,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:05,698 INFO L85 PathProgramCache]: Analyzing trace with hash 271685265, now seen corresponding path program 1 times [2021-11-13 02:32:05,699 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:32:05,700 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [314238698] [2021-11-13 02:32:05,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:05,700 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:32:05,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:32:05,701 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:32:05,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-13 02:32:05,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:05,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 02:32:05,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:32:05,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:05,966 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:32:06,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:06,036 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:32:06,037 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [314238698] [2021-11-13 02:32:06,037 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [314238698] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:06,037 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:06,037 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-13 02:32:06,038 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186209903] [2021-11-13 02:32:06,038 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:06,039 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 02:32:06,039 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:32:06,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 02:32:06,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-13 02:32:06,041 INFO L87 Difference]: Start difference. First operand 68 states and 67 transitions. Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:06,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:06,054 INFO L93 Difference]: Finished difference Result 68 states and 67 transitions. [2021-11-13 02:32:06,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 02:32:06,054 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-11-13 02:32:06,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:06,056 INFO L225 Difference]: With dead ends: 68 [2021-11-13 02:32:06,056 INFO L226 Difference]: Without dead ends: 66 [2021-11-13 02:32:06,056 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-13 02:32:06,058 INFO L933 BasicCegarLoop]: 64 mSDtfsCounter, 0 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.00ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 128 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.11ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 32 IncrementalHoareTripleChecker+Unchecked, 0.57ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:06,058 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 128 Invalid, 32 Unknown, 0 Unchecked, 2.11ms Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 32 Unchecked, 0.57ms Time] [2021-11-13 02:32:06,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2021-11-13 02:32:06,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2021-11-13 02:32:06,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 53 states have (on average 1.2264150943396226) internal successors, (65), 65 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:06,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 65 transitions. [2021-11-13 02:32:06,067 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 65 transitions. Word has length 24 [2021-11-13 02:32:06,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:06,068 INFO L470 AbstractCegarLoop]: Abstraction has 66 states and 65 transitions. [2021-11-13 02:32:06,068 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:06,068 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 65 transitions. [2021-11-13 02:32:06,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 02:32:06,069 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:06,069 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:32:06,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-13 02:32:06,282 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:32:06,283 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-13 02:32:06,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:06,284 INFO L85 PathProgramCache]: Analyzing trace with hash -167687151, now seen corresponding path program 1 times [2021-11-13 02:32:06,285 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:32:06,285 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1338247087] [2021-11-13 02:32:06,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:06,286 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:32:06,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:32:06,289 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:32:06,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-13 02:32:06,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:06,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-13 02:32:06,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:32:06,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:06,443 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:32:06,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:06,545 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:32:06,545 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1338247087] [2021-11-13 02:32:06,545 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1338247087] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:06,546 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:06,546 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-13 02:32:06,546 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447312978] [2021-11-13 02:32:06,546 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:06,547 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 02:32:06,547 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:32:06,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 02:32:06,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-13 02:32:06,548 INFO L87 Difference]: Start difference. First operand 66 states and 65 transitions. Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:06,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:06,657 INFO L93 Difference]: Finished difference Result 66 states and 65 transitions. [2021-11-13 02:32:06,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:32:06,658 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 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 25 [2021-11-13 02:32:06,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:06,659 INFO L225 Difference]: With dead ends: 66 [2021-11-13 02:32:06,659 INFO L226 Difference]: Without dead ends: 64 [2021-11-13 02:32:06,660 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-13 02:32:06,661 INFO L933 BasicCegarLoop]: 48 mSDtfsCounter, 36 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 74.88ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 91 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.30ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 16 IncrementalHoareTripleChecker+Unchecked, 99.06ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:06,662 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [36 Valid, 91 Invalid, 33 Unknown, 0 Unchecked, 2.30ms Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 16 Unchecked, 99.06ms Time] [2021-11-13 02:32:06,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2021-11-13 02:32:06,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2021-11-13 02:32:06,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 52 states have (on average 1.2115384615384615) internal successors, (63), 63 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:06,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 63 transitions. [2021-11-13 02:32:06,670 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 63 transitions. Word has length 25 [2021-11-13 02:32:06,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:06,671 INFO L470 AbstractCegarLoop]: Abstraction has 64 states and 63 transitions. [2021-11-13 02:32:06,671 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:06,671 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 63 transitions. [2021-11-13 02:32:06,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 02:32:06,676 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:06,677 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:32:06,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-13 02:32:06,887 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:32:06,887 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-13 02:32:06,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:06,888 INFO L85 PathProgramCache]: Analyzing trace with hash -903330151, now seen corresponding path program 1 times [2021-11-13 02:32:06,889 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:32:06,889 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2085466492] [2021-11-13 02:32:06,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:06,889 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:32:06,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:32:06,890 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:32:06,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-13 02:32:06,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:06,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 02:32:06,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:32:07,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:07,064 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:32:07,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:07,182 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:32:07,182 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2085466492] [2021-11-13 02:32:07,182 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2085466492] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:07,182 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:07,182 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-13 02:32:07,183 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547101378] [2021-11-13 02:32:07,183 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:07,187 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 02:32:07,187 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:32:07,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 02:32:07,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-13 02:32:07,190 INFO L87 Difference]: Start difference. First operand 64 states and 63 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:07,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:07,325 INFO L93 Difference]: Finished difference Result 64 states and 63 transitions. [2021-11-13 02:32:07,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:32:07,326 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 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 26 [2021-11-13 02:32:07,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:07,327 INFO L225 Difference]: With dead ends: 64 [2021-11-13 02:32:07,328 INFO L226 Difference]: Without dead ends: 31 [2021-11-13 02:32:07,328 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-13 02:32:07,329 INFO L933 BasicCegarLoop]: 28 mSDtfsCounter, 12 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 102.46ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.89ms SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 16 IncrementalHoareTripleChecker+Unchecked, 118.92ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:07,330 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 49 Invalid, 43 Unknown, 0 Unchecked, 2.89ms Time], IncrementalHoareTripleChecker [10 Valid, 17 Invalid, 0 Unknown, 16 Unchecked, 118.92ms Time] [2021-11-13 02:32:07,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-11-13 02:32:07,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2021-11-13 02:32:07,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 29 states have (on average 1.0344827586206897) internal successors, (30), 30 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:07,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 30 transitions. [2021-11-13 02:32:07,335 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 30 transitions. Word has length 26 [2021-11-13 02:32:07,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:07,336 INFO L470 AbstractCegarLoop]: Abstraction has 31 states and 30 transitions. [2021-11-13 02:32:07,336 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:07,336 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 30 transitions. [2021-11-13 02:32:07,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 02:32:07,337 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:07,338 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:32:07,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-13 02:32:07,551 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:32:07,551 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-13 02:32:07,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:07,552 INFO L85 PathProgramCache]: Analyzing trace with hash 2061540633, now seen corresponding path program 1 times [2021-11-13 02:32:07,553 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:32:07,553 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [507960766] [2021-11-13 02:32:07,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:07,554 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:32:07,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:32:07,555 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:32:07,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-13 02:32:07,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:07,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 02:32:07,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:32:07,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:07,763 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:32:07,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:07,856 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:32:07,857 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [507960766] [2021-11-13 02:32:07,857 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [507960766] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:07,857 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:07,857 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-13 02:32:07,857 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223992146] [2021-11-13 02:32:07,857 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:07,858 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 02:32:07,858 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:32:07,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 02:32:07,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-13 02:32:07,859 INFO L87 Difference]: Start difference. First operand 31 states and 30 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:07,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:07,884 INFO L93 Difference]: Finished difference Result 31 states and 30 transitions. [2021-11-13 02:32:07,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 02:32:07,885 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 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 27 [2021-11-13 02:32:07,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:07,886 INFO L225 Difference]: With dead ends: 31 [2021-11-13 02:32:07,886 INFO L226 Difference]: Without dead ends: 29 [2021-11-13 02:32:07,886 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-13 02:32:07,888 INFO L933 BasicCegarLoop]: 24 mSDtfsCounter, 0 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.09ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.84ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 7 IncrementalHoareTripleChecker+Unchecked, 21.40ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:07,888 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 64 Invalid, 10 Unknown, 0 Unchecked, 0.84ms Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 7 Unchecked, 21.40ms Time] [2021-11-13 02:32:07,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-11-13 02:32:07,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2021-11-13 02:32:07,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 28 states have (on average 1.0) internal successors, (28), 28 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:07,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 28 transitions. [2021-11-13 02:32:07,892 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 28 transitions. Word has length 27 [2021-11-13 02:32:07,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:07,893 INFO L470 AbstractCegarLoop]: Abstraction has 29 states and 28 transitions. [2021-11-13 02:32:07,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:07,893 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 28 transitions. [2021-11-13 02:32:07,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 02:32:07,894 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:07,894 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:32:07,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-13 02:32:08,095 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:32:08,095 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-13 02:32:08,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:08,096 INFO L85 PathProgramCache]: Analyzing trace with hash -516745567, now seen corresponding path program 1 times [2021-11-13 02:32:08,096 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:32:08,096 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [999150065] [2021-11-13 02:32:08,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:08,097 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:32:08,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:32:08,098 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:32:08,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-13 02:32:08,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:08,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 02:32:08,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:32:08,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:08,302 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:32:08,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:32:08,431 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:32:08,431 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [999150065] [2021-11-13 02:32:08,431 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [999150065] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:08,431 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:08,431 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-13 02:32:08,431 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290172501] [2021-11-13 02:32:08,432 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:08,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 02:32:08,432 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:32:08,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 02:32:08,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-13 02:32:08,433 INFO L87 Difference]: Start difference. First operand 29 states and 28 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:08,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:08,451 INFO L93 Difference]: Finished difference Result 29 states and 28 transitions. [2021-11-13 02:32:08,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 02:32:08,452 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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 28 [2021-11-13 02:32:08,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:08,452 INFO L225 Difference]: With dead ends: 29 [2021-11-13 02:32:08,452 INFO L226 Difference]: Without dead ends: 0 [2021-11-13 02:32:08,453 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-13 02:32:08,454 INFO L933 BasicCegarLoop]: 22 mSDtfsCounter, 0 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.33ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.55ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 4 IncrementalHoareTripleChecker+Unchecked, 15.54ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:08,454 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 41 Invalid, 6 Unknown, 0 Unchecked, 0.55ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 4 Unchecked, 15.54ms Time] [2021-11-13 02:32:08,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-13 02:32:08,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-13 02:32:08,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:08,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-13 02:32:08,455 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 28 [2021-11-13 02:32:08,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:08,456 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 02:32:08,456 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:32:08,456 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-13 02:32:08,456 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-13 02:32:08,463 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (35 of 36 remaining) [2021-11-13 02:32:08,464 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (34 of 36 remaining) [2021-11-13 02:32:08,464 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (33 of 36 remaining) [2021-11-13 02:32:08,464 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (32 of 36 remaining) [2021-11-13 02:32:08,465 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (31 of 36 remaining) [2021-11-13 02:32:08,465 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (30 of 36 remaining) [2021-11-13 02:32:08,465 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION (29 of 36 remaining) [2021-11-13 02:32:08,465 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION (28 of 36 remaining) [2021-11-13 02:32:08,465 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION (27 of 36 remaining) [2021-11-13 02:32:08,466 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION (26 of 36 remaining) [2021-11-13 02:32:08,466 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION (25 of 36 remaining) [2021-11-13 02:32:08,466 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (24 of 36 remaining) [2021-11-13 02:32:08,466 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION (23 of 36 remaining) [2021-11-13 02:32:08,466 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION (22 of 36 remaining) [2021-11-13 02:32:08,466 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (21 of 36 remaining) [2021-11-13 02:32:08,467 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION (20 of 36 remaining) [2021-11-13 02:32:08,467 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION (19 of 36 remaining) [2021-11-13 02:32:08,467 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION (18 of 36 remaining) [2021-11-13 02:32:08,467 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION (17 of 36 remaining) [2021-11-13 02:32:08,467 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION (16 of 36 remaining) [2021-11-13 02:32:08,468 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION (15 of 36 remaining) [2021-11-13 02:32:08,468 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION (14 of 36 remaining) [2021-11-13 02:32:08,468 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION (13 of 36 remaining) [2021-11-13 02:32:08,468 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION (12 of 36 remaining) [2021-11-13 02:32:08,468 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION (11 of 36 remaining) [2021-11-13 02:32:08,468 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION (10 of 36 remaining) [2021-11-13 02:32:08,469 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION (9 of 36 remaining) [2021-11-13 02:32:08,469 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION (8 of 36 remaining) [2021-11-13 02:32:08,469 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION (7 of 36 remaining) [2021-11-13 02:32:08,469 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION (6 of 36 remaining) [2021-11-13 02:32:08,469 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION (5 of 36 remaining) [2021-11-13 02:32:08,469 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION (4 of 36 remaining) [2021-11-13 02:32:08,470 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION (3 of 36 remaining) [2021-11-13 02:32:08,470 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION (2 of 36 remaining) [2021-11-13 02:32:08,475 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION (1 of 36 remaining) [2021-11-13 02:32:08,475 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION (0 of 36 remaining) [2021-11-13 02:32:08,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-13 02:32:08,684 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:32:08,687 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-13 02:32:08,689 INFO L858 garLoopResultBuilder]: For program point L35-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,690 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION(line 42) no Hoare annotation was computed. [2021-11-13 02:32:08,690 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 10) no Hoare annotation was computed. [2021-11-13 02:32:08,690 INFO L858 garLoopResultBuilder]: For program point L19(line 19) no Hoare annotation was computed. [2021-11-13 02:32:08,690 INFO L858 garLoopResultBuilder]: For program point L19-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,690 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2021-11-13 02:32:08,690 INFO L858 garLoopResultBuilder]: For program point L36(line 36) no Hoare annotation was computed. [2021-11-13 02:32:08,690 INFO L858 garLoopResultBuilder]: For program point L36-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,690 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-13 02:32:08,690 INFO L858 garLoopResultBuilder]: For program point L20(line 20) no Hoare annotation was computed. [2021-11-13 02:32:08,691 INFO L858 garLoopResultBuilder]: For program point L20-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,691 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION(line 37) no Hoare annotation was computed. [2021-11-13 02:32:08,691 INFO L858 garLoopResultBuilder]: For program point L37(line 37) no Hoare annotation was computed. [2021-11-13 02:32:08,691 INFO L858 garLoopResultBuilder]: For program point L37-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,691 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 20) no Hoare annotation was computed. [2021-11-13 02:32:08,691 INFO L858 garLoopResultBuilder]: For program point L21(line 21) no Hoare annotation was computed. [2021-11-13 02:32:08,692 INFO L858 garLoopResultBuilder]: For program point L21-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,692 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION(line 36) no Hoare annotation was computed. [2021-11-13 02:32:08,692 INFO L858 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2021-11-13 02:32:08,692 INFO L858 garLoopResultBuilder]: For program point L38-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,692 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 15) no Hoare annotation was computed. [2021-11-13 02:32:08,693 INFO L858 garLoopResultBuilder]: For program point L22(line 22) no Hoare annotation was computed. [2021-11-13 02:32:08,693 INFO L858 garLoopResultBuilder]: For program point L22-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,693 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION(line 26) no Hoare annotation was computed. [2021-11-13 02:32:08,693 INFO L858 garLoopResultBuilder]: For program point L39(line 39) no Hoare annotation was computed. [2021-11-13 02:32:08,693 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION(line 47) no Hoare annotation was computed. [2021-11-13 02:32:08,693 INFO L858 garLoopResultBuilder]: For program point L6(lines 6 50) no Hoare annotation was computed. [2021-11-13 02:32:08,694 INFO L858 garLoopResultBuilder]: For program point L39-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,694 INFO L858 garLoopResultBuilder]: For program point L23(line 23) no Hoare annotation was computed. [2021-11-13 02:32:08,694 INFO L858 garLoopResultBuilder]: For program point L23-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,694 INFO L858 garLoopResultBuilder]: For program point L40(line 40) no Hoare annotation was computed. [2021-11-13 02:32:08,694 INFO L858 garLoopResultBuilder]: For program point L40-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,694 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION(line 38) no Hoare annotation was computed. [2021-11-13 02:32:08,695 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 17) no Hoare annotation was computed. [2021-11-13 02:32:08,695 INFO L858 garLoopResultBuilder]: For program point L24(line 24) no Hoare annotation was computed. [2021-11-13 02:32:08,695 INFO L858 garLoopResultBuilder]: For program point L24-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,695 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION(line 33) no Hoare annotation was computed. [2021-11-13 02:32:08,695 INFO L858 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2021-11-13 02:32:08,696 INFO L858 garLoopResultBuilder]: For program point L41-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,696 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION(line 49) no Hoare annotation was computed. [2021-11-13 02:32:08,696 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-13 02:32:08,696 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 16) no Hoare annotation was computed. [2021-11-13 02:32:08,696 INFO L858 garLoopResultBuilder]: For program point L25(line 25) no Hoare annotation was computed. [2021-11-13 02:32:08,696 INFO L858 garLoopResultBuilder]: For program point L25-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,697 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION(line 32) no Hoare annotation was computed. [2021-11-13 02:32:08,697 INFO L858 garLoopResultBuilder]: For program point L42(line 42) no Hoare annotation was computed. [2021-11-13 02:32:08,697 INFO L858 garLoopResultBuilder]: For program point L9(line 9) no Hoare annotation was computed. [2021-11-13 02:32:08,697 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION(line 48) no Hoare annotation was computed. [2021-11-13 02:32:08,697 INFO L858 garLoopResultBuilder]: For program point L9-1(line 9) no Hoare annotation was computed. [2021-11-13 02:32:08,697 INFO L858 garLoopResultBuilder]: For program point L42-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,698 INFO L858 garLoopResultBuilder]: For program point L9-3(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,698 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION(line 43) no Hoare annotation was computed. [2021-11-13 02:32:08,698 INFO L858 garLoopResultBuilder]: For program point L26(line 26) no Hoare annotation was computed. [2021-11-13 02:32:08,698 INFO L858 garLoopResultBuilder]: For program point L26-2(line 26) no Hoare annotation was computed. [2021-11-13 02:32:08,698 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 11) no Hoare annotation was computed. [2021-11-13 02:32:08,699 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION(line 22) no Hoare annotation was computed. [2021-11-13 02:32:08,699 INFO L858 garLoopResultBuilder]: For program point L43(line 43) no Hoare annotation was computed. [2021-11-13 02:32:08,699 INFO L858 garLoopResultBuilder]: For program point L10(line 10) no Hoare annotation was computed. [2021-11-13 02:32:08,699 INFO L858 garLoopResultBuilder]: For program point L43-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,699 INFO L858 garLoopResultBuilder]: For program point L10-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,699 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 18) no Hoare annotation was computed. [2021-11-13 02:32:08,700 INFO L858 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2021-11-13 02:32:08,700 INFO L858 garLoopResultBuilder]: For program point L11(line 11) no Hoare annotation was computed. [2021-11-13 02:32:08,700 INFO L858 garLoopResultBuilder]: For program point L44-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,700 INFO L858 garLoopResultBuilder]: For program point L11-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,700 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION(line 34) no Hoare annotation was computed. [2021-11-13 02:32:08,701 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2021-11-13 02:32:08,701 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-13 02:32:08,701 INFO L858 garLoopResultBuilder]: For program point L45(line 45) no Hoare annotation was computed. [2021-11-13 02:32:08,701 INFO L858 garLoopResultBuilder]: For program point L12(line 12) no Hoare annotation was computed. [2021-11-13 02:32:08,701 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION(line 24) no Hoare annotation was computed. [2021-11-13 02:32:08,701 INFO L858 garLoopResultBuilder]: For program point L45-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,702 INFO L858 garLoopResultBuilder]: For program point L12-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,702 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION(line 45) no Hoare annotation was computed. [2021-11-13 02:32:08,702 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2021-11-13 02:32:08,702 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2021-11-13 02:32:08,702 INFO L858 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2021-11-13 02:32:08,702 INFO L858 garLoopResultBuilder]: For program point L13(line 13) no Hoare annotation was computed. [2021-11-13 02:32:08,703 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION(line 23) no Hoare annotation was computed. [2021-11-13 02:32:08,703 INFO L858 garLoopResultBuilder]: For program point L46-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,703 INFO L858 garLoopResultBuilder]: For program point L13-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,703 INFO L858 garLoopResultBuilder]: For program point L30(line 30) no Hoare annotation was computed. [2021-11-13 02:32:08,703 INFO L858 garLoopResultBuilder]: For program point L30-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,704 INFO L858 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2021-11-13 02:32:08,704 INFO L858 garLoopResultBuilder]: For program point L14(line 14) no Hoare annotation was computed. [2021-11-13 02:32:08,704 INFO L858 garLoopResultBuilder]: For program point L47-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,704 INFO L858 garLoopResultBuilder]: For program point L14-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,704 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION(line 39) no Hoare annotation was computed. [2021-11-13 02:32:08,704 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 14) no Hoare annotation was computed. [2021-11-13 02:32:08,705 INFO L858 garLoopResultBuilder]: For program point L48(line 48) no Hoare annotation was computed. [2021-11-13 02:32:08,705 INFO L858 garLoopResultBuilder]: For program point L15(line 15) no Hoare annotation was computed. [2021-11-13 02:32:08,705 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION(line 25) no Hoare annotation was computed. [2021-11-13 02:32:08,705 INFO L858 garLoopResultBuilder]: For program point L48-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,705 INFO L858 garLoopResultBuilder]: For program point L15-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,705 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-11-13 02:32:08,706 INFO L858 garLoopResultBuilder]: For program point L32(line 32) no Hoare annotation was computed. [2021-11-13 02:32:08,706 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-13 02:32:08,706 INFO L858 garLoopResultBuilder]: For program point L32-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,706 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 9) no Hoare annotation was computed. [2021-11-13 02:32:08,706 INFO L858 garLoopResultBuilder]: For program point L49(line 49) no Hoare annotation was computed. [2021-11-13 02:32:08,706 INFO L858 garLoopResultBuilder]: For program point L16(line 16) no Hoare annotation was computed. [2021-11-13 02:32:08,707 INFO L858 garLoopResultBuilder]: For program point L16-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,707 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION(line 41) no Hoare annotation was computed. [2021-11-13 02:32:08,707 INFO L858 garLoopResultBuilder]: For program point L33(line 33) no Hoare annotation was computed. [2021-11-13 02:32:08,707 INFO L858 garLoopResultBuilder]: For program point L33-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,707 INFO L858 garLoopResultBuilder]: For program point L17(line 17) no Hoare annotation was computed. [2021-11-13 02:32:08,707 INFO L858 garLoopResultBuilder]: For program point L17-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,708 INFO L858 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2021-11-13 02:32:08,708 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION(line 40) no Hoare annotation was computed. [2021-11-13 02:32:08,708 INFO L858 garLoopResultBuilder]: For program point L34-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,708 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2021-11-13 02:32:08,708 INFO L858 garLoopResultBuilder]: For program point L18(line 18) no Hoare annotation was computed. [2021-11-13 02:32:08,709 INFO L858 garLoopResultBuilder]: For program point L18-2(lines 7 50) no Hoare annotation was computed. [2021-11-13 02:32:08,709 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION(line 35) no Hoare annotation was computed. [2021-11-13 02:32:08,709 INFO L858 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2021-11-13 02:32:08,713 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2021-11-13 02:32:08,715 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 02:32:08,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 02:32:08 BoogieIcfgContainer [2021-11-13 02:32:08,720 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-13 02:32:08,721 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 02:32:08,721 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 02:32:08,721 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 02:32:08,722 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:32:05" (3/4) ... [2021-11-13 02:32:08,725 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-13 02:32:08,745 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-13 02:32:08,745 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-13 02:32:08,746 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-13 02:32:08,746 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-13 02:32:08,827 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/witness.graphml [2021-11-13 02:32:08,827 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 02:32:08,828 INFO L158 Benchmark]: Toolchain (without parser) took 5043.30ms. Allocated memory was 79.7MB in the beginning and 109.1MB in the end (delta: 29.4MB). Free memory was 44.9MB in the beginning and 89.3MB in the end (delta: -44.3MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. [2021-11-13 02:32:08,828 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 79.7MB. Free memory was 61.4MB in the beginning and 61.3MB in the end (delta: 67.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 02:32:08,829 INFO L158 Benchmark]: CACSL2BoogieTranslator took 509.76ms. Allocated memory is still 79.7MB. Free memory was 44.7MB in the beginning and 60.6MB in the end (delta: -15.9MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2021-11-13 02:32:08,829 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.54ms. Allocated memory is still 79.7MB. Free memory was 60.5MB in the beginning and 58.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 02:32:08,829 INFO L158 Benchmark]: Boogie Preprocessor took 66.27ms. Allocated memory is still 79.7MB. Free memory was 58.6MB in the beginning and 57.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 02:32:08,830 INFO L158 Benchmark]: RCFGBuilder took 610.73ms. Allocated memory is still 79.7MB. Free memory was 57.0MB in the beginning and 43.5MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-13 02:32:08,830 INFO L158 Benchmark]: TraceAbstraction took 3673.05ms. Allocated memory was 79.7MB in the beginning and 109.1MB in the end (delta: 29.4MB). Free memory was 42.9MB in the beginning and 43.0MB in the end (delta: -87.7kB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2021-11-13 02:32:08,831 INFO L158 Benchmark]: Witness Printer took 106.27ms. Allocated memory is still 109.1MB. Free memory was 43.0MB in the beginning and 89.3MB in the end (delta: -46.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 02:32:08,834 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 79.7MB. Free memory was 61.4MB in the beginning and 61.3MB in the end (delta: 67.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 509.76ms. Allocated memory is still 79.7MB. Free memory was 44.7MB in the beginning and 60.6MB in the end (delta: -15.9MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.54ms. Allocated memory is still 79.7MB. Free memory was 60.5MB in the beginning and 58.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.27ms. Allocated memory is still 79.7MB. Free memory was 58.6MB in the beginning and 57.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 610.73ms. Allocated memory is still 79.7MB. Free memory was 57.0MB in the beginning and 43.5MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 3673.05ms. Allocated memory was 79.7MB in the beginning and 109.1MB in the end (delta: 29.4MB). Free memory was 42.9MB in the beginning and 43.0MB in the end (delta: -87.7kB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. * Witness Printer took 106.27ms. Allocated memory is still 109.1MB. Free memory was 43.0MB in the beginning and 89.3MB in the end (delta: -46.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 9]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 10]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 11]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 12]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 13]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 14]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 15]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 16]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 17]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 20]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 21]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 22]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 23]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 24]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 25]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 26]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 32]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 33]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 34]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 35]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 36]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 37]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 38]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 39]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 40]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 41]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 42]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 43]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 44]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 45]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 47]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 48]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 49]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 115 locations, 36 error locations. Started 1 CEGAR loops. OverallTime: 3.6s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 48 SdHoareTripleChecker+Valid, 255.49ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 48 mSDsluCounter, 443 SdHoareTripleChecker+Invalid, 203.76ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 75 IncrementalHoareTripleChecker+Unchecked, 187 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 38 IncrementalHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 256 mSDtfsCounter, 38 mSolverCounterSat, 9.98ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 256 GetRequests, 246 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=115occurred in iteration=0, InterpolantAutomatonStates: 19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 0 LocationsWithAnnotation, 0 PreInvPairs, 0 NumberOfFragments, 0 HoareAnnotationTreeSize, 0 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 0 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 134 NumberOfCodeBlocks, 134 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 256 ConstructedInterpolants, 15 QuantifiedInterpolants, 452 SizeOfPredicates, 28 NumberOfNonLiveVariables, 270 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 36 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-11-13 02:32:08,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5e09219-0f11-4fc4-99e3-a30650c68971/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE