./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0320b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0320b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS --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 95eb8e0e40012a8615a9537769628c64af20a86f83775a8e40d95f7e14e978d1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 06:43:19,312 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 06:43:19,315 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 06:43:19,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 06:43:19,363 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 06:43:19,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 06:43:19,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 06:43:19,368 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 06:43:19,375 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 06:43:19,385 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 06:43:19,386 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 06:43:19,390 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 06:43:19,390 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 06:43:19,393 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 06:43:19,396 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 06:43:19,399 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 06:43:19,401 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 06:43:19,402 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 06:43:19,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 06:43:19,411 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 06:43:19,414 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 06:43:19,415 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 06:43:19,419 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 06:43:19,420 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 06:43:19,429 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 06:43:19,434 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 06:43:19,434 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 06:43:19,435 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 06:43:19,437 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 06:43:19,438 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 06:43:19,439 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 06:43:19,440 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 06:43:19,442 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 06:43:19,444 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 06:43:19,446 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 06:43:19,447 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 06:43:19,448 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 06:43:19,449 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 06:43:19,449 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 06:43:19,451 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 06:43:19,451 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 06:43:19,453 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-19 06:43:19,497 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 06:43:19,498 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 06:43:19,499 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 06:43:19,499 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 06:43:19,500 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 06:43:19,501 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 06:43:19,501 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 06:43:19,501 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 06:43:19,501 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 06:43:19,502 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 06:43:19,503 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 06:43:19,503 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 06:43:19,504 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 06:43:19,504 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 06:43:19,504 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 06:43:19,505 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 06:43:19,505 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 06:43:19,505 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 06:43:19,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 06:43:19,506 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 06:43:19,507 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 06:43:19,507 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 06:43:19,507 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 06:43:19,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 06:43:19,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 06:43:19,510 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 06:43:19,510 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 06:43:19,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 06:43:19,510 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 06:43:19,511 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 06:43:19,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 06:43:19,511 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 06:43:19,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:43:19,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 06:43:19,513 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 06:43:19,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 06:43:19,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 06:43:19,514 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 06:43:19,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 06:43:19,514 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 06:43:19,515 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 06:43:19,515 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95eb8e0e40012a8615a9537769628c64af20a86f83775a8e40d95f7e14e978d1 [2022-11-19 06:43:19,857 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 06:43:19,899 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 06:43:19,902 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 06:43:19,903 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 06:43:19,904 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 06:43:19,906 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/float-newlib/float_req_bl_0320b.c [2022-11-19 06:43:19,989 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/data/c3a50650e/5eceb3c47a5844298cd5968d63fb3004/FLAG6bfd8a49e [2022-11-19 06:43:20,599 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 06:43:20,600 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c [2022-11-19 06:43:20,617 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/data/c3a50650e/5eceb3c47a5844298cd5968d63fb3004/FLAG6bfd8a49e [2022-11-19 06:43:20,874 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/data/c3a50650e/5eceb3c47a5844298cd5968d63fb3004 [2022-11-19 06:43:20,879 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 06:43:20,881 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 06:43:20,889 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 06:43:20,889 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 06:43:20,893 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 06:43:20,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:43:20" (1/1) ... [2022-11-19 06:43:20,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36821c99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:43:20, skipping insertion in model container [2022-11-19 06:43:20,898 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:43:20" (1/1) ... [2022-11-19 06:43:20,906 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 06:43:20,981 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 06:43:21,394 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c[15471,15484] [2022-11-19 06:43:21,399 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:43:21,431 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 06:43:21,555 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c[15471,15484] [2022-11-19 06:43:21,555 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:43:21,598 INFO L208 MainTranslator]: Completed translation [2022-11-19 06:43:21,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:43:21 WrapperNode [2022-11-19 06:43:21,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 06:43:21,600 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 06:43:21,600 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 06:43:21,600 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 06:43:21,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:43:21" (1/1) ... [2022-11-19 06:43:21,665 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:43:21" (1/1) ... [2022-11-19 06:43:21,737 INFO L138 Inliner]: procedures = 26, calls = 490, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 1112 [2022-11-19 06:43:21,738 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 06:43:21,739 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 06:43:21,739 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 06:43:21,739 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 06:43:21,749 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:43:21" (1/1) ... [2022-11-19 06:43:21,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:43:21" (1/1) ... [2022-11-19 06:43:21,761 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:43:21" (1/1) ... [2022-11-19 06:43:21,761 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:43:21" (1/1) ... [2022-11-19 06:43:21,809 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:43:21" (1/1) ... [2022-11-19 06:43:21,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:43:21" (1/1) ... [2022-11-19 06:43:21,832 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:43:21" (1/1) ... [2022-11-19 06:43:21,838 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:43:21" (1/1) ... [2022-11-19 06:43:21,849 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 06:43:21,851 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 06:43:21,851 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 06:43:21,851 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 06:43:21,852 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:43:21" (1/1) ... [2022-11-19 06:43:21,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:43:21,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:43:21,905 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 06:43:21,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 06:43:21,967 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2022-11-19 06:43:21,968 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2022-11-19 06:43:21,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 06:43:21,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 06:43:21,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-19 06:43:21,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 06:43:21,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-11-19 06:43:21,969 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2022-11-19 06:43:21,969 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2022-11-19 06:43:21,969 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2022-11-19 06:43:21,969 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2022-11-19 06:43:21,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 06:43:21,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-11-19 06:43:21,970 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2022-11-19 06:43:21,971 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2022-11-19 06:43:21,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 06:43:21,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 06:43:21,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 06:43:21,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 06:43:22,278 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 06:43:22,281 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 06:43:23,411 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 06:43:23,698 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 06:43:23,698 INFO L300 CfgBuilder]: Removed 59 assume(true) statements. [2022-11-19 06:43:23,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:43:23 BoogieIcfgContainer [2022-11-19 06:43:23,701 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 06:43:23,703 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 06:43:23,703 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 06:43:23,707 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 06:43:23,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 06:43:20" (1/3) ... [2022-11-19 06:43:23,708 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@aeb3685 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:43:23, skipping insertion in model container [2022-11-19 06:43:23,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:43:21" (2/3) ... [2022-11-19 06:43:23,708 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@aeb3685 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:43:23, skipping insertion in model container [2022-11-19 06:43:23,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:43:23" (3/3) ... [2022-11-19 06:43:23,710 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0320b.c [2022-11-19 06:43:23,728 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 06:43:23,728 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-19 06:43:23,780 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 06:43:23,787 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1f46bd29, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 06:43:23,787 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-19 06:43:23,792 INFO L276 IsEmpty]: Start isEmpty. Operand has 168 states, 150 states have (on average 1.68) internal successors, (252), 151 states have internal predecessors, (252), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-19 06:43:23,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-19 06:43:23,799 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:43:23,800 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:43:23,800 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:43:23,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:43:23,806 INFO L85 PathProgramCache]: Analyzing trace with hash 1163875337, now seen corresponding path program 1 times [2022-11-19 06:43:23,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:43:23,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447938494] [2022-11-19 06:43:23,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:43:23,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:43:24,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:43:24,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:43:24,152 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:43:24,152 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447938494] [2022-11-19 06:43:24,153 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447938494] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:43:24,153 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:43:24,153 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 06:43:24,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422527363] [2022-11-19 06:43:24,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:43:24,159 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-19 06:43:24,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:43:24,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-19 06:43:24,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-19 06:43:24,191 INFO L87 Difference]: Start difference. First operand has 168 states, 150 states have (on average 1.68) internal successors, (252), 151 states have internal predecessors, (252), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 06:43:24,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:43:24,389 INFO L93 Difference]: Finished difference Result 335 states and 563 transitions. [2022-11-19 06:43:24,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-19 06:43:24,391 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 8 [2022-11-19 06:43:24,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:43:24,401 INFO L225 Difference]: With dead ends: 335 [2022-11-19 06:43:24,401 INFO L226 Difference]: Without dead ends: 166 [2022-11-19 06:43:24,406 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-19 06:43:24,409 INFO L413 NwaCegarLoop]: 181 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 181 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 06:43:24,410 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 181 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 06:43:24,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2022-11-19 06:43:24,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 166. [2022-11-19 06:43:24,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 149 states have (on average 1.395973154362416) internal successors, (208), 149 states have internal predecessors, (208), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-19 06:43:24,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 232 transitions. [2022-11-19 06:43:24,464 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 232 transitions. Word has length 8 [2022-11-19 06:43:24,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:43:24,464 INFO L495 AbstractCegarLoop]: Abstraction has 166 states and 232 transitions. [2022-11-19 06:43:24,465 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 06:43:24,465 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 232 transitions. [2022-11-19 06:43:24,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-19 06:43:24,466 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:43:24,466 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:43:24,466 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 06:43:24,466 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:43:24,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:43:24,467 INFO L85 PathProgramCache]: Analyzing trace with hash 2038866383, now seen corresponding path program 1 times [2022-11-19 06:43:24,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:43:24,468 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794630267] [2022-11-19 06:43:24,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:43:24,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:43:24,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-19 06:43:24,572 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-19 06:43:24,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-19 06:43:24,703 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-19 06:43:24,703 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-19 06:43:24,705 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-19 06:43:24,707 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 06:43:24,712 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-19 06:43:24,715 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-19 06:43:24,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 06:43:24 BoogieIcfgContainer [2022-11-19 06:43:24,758 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-19 06:43:24,759 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-19 06:43:24,759 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-19 06:43:24,759 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-19 06:43:24,760 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:43:23" (3/4) ... [2022-11-19 06:43:24,763 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-19 06:43:24,763 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-19 06:43:24,764 INFO L158 Benchmark]: Toolchain (without parser) took 3882.22ms. Allocated memory was 151.0MB in the beginning and 195.0MB in the end (delta: 44.0MB). Free memory was 118.8MB in the beginning and 102.1MB in the end (delta: 16.7MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2022-11-19 06:43:24,764 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 92.3MB. Free memory is still 48.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 06:43:24,765 INFO L158 Benchmark]: CACSL2BoogieTranslator took 710.58ms. Allocated memory is still 151.0MB. Free memory was 118.4MB in the beginning and 109.0MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-19 06:43:24,766 INFO L158 Benchmark]: Boogie Procedure Inliner took 138.05ms. Allocated memory is still 151.0MB. Free memory was 109.0MB in the beginning and 101.9MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-19 06:43:24,766 INFO L158 Benchmark]: Boogie Preprocessor took 111.10ms. Allocated memory is still 151.0MB. Free memory was 101.9MB in the beginning and 94.6MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-19 06:43:24,767 INFO L158 Benchmark]: RCFGBuilder took 1850.38ms. Allocated memory is still 151.0MB. Free memory was 94.6MB in the beginning and 70.8MB in the end (delta: 23.8MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. [2022-11-19 06:43:24,768 INFO L158 Benchmark]: TraceAbstraction took 1054.95ms. Allocated memory was 151.0MB in the beginning and 195.0MB in the end (delta: 44.0MB). Free memory was 70.0MB in the beginning and 102.1MB in the end (delta: -32.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-19 06:43:24,768 INFO L158 Benchmark]: Witness Printer took 4.26ms. Allocated memory is still 195.0MB. Free memory was 102.1MB in the beginning and 102.1MB in the end (delta: 3.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 06:43:24,772 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 92.3MB. Free memory is still 48.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 710.58ms. Allocated memory is still 151.0MB. Free memory was 118.4MB in the beginning and 109.0MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 138.05ms. Allocated memory is still 151.0MB. Free memory was 109.0MB in the beginning and 101.9MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 111.10ms. Allocated memory is still 151.0MB. Free memory was 101.9MB in the beginning and 94.6MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1850.38ms. Allocated memory is still 151.0MB. Free memory was 94.6MB in the beginning and 70.8MB in the end (delta: 23.8MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1054.95ms. Allocated memory was 151.0MB in the beginning and 195.0MB in the end (delta: 44.0MB). Free memory was 70.0MB in the beginning and 102.1MB in the end (delta: -32.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 4.26ms. Allocated memory is still 195.0MB. Free memory was 102.1MB in the beginning and 102.1MB in the end (delta: 3.1kB). 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: 613]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 612, overapproximation of someUnaryDOUBLEoperation at line 529, overapproximation of bitwiseAnd at line 579, overapproximation of someUnaryFLOAToperation at line 608, overapproximation of someBinaryArithmeticFLOAToperation at line 584. Possible FailurePath: [L527-L530] static const float one_kcos = 1.0000000000e+00, C1_kcos = 4.1666667908e-02, C2_kcos = -1.3888889225e-03, C3_kcos = 2.4801587642e-05, C4_kcos = -2.7557314297e-07, C5_kcos = 2.0875723372e-09, C6_kcos = -1.1359647598e-11; [L160-L164] static const float PIo2_krempio[] = { 1.5703125000e+00, 4.5776367188e-04, 2.5987625122e-05, 7.5437128544e-08, 6.0026650317e-11, 7.3896444519e-13, 5.3845816694e-15, 5.6378512969e-18, 8.3009228831e-20, 3.2756352257e-22, 6.3331015649e-25, }; [L500-L503] static const float half_ksin = 5.0000000000e-01, S1_ksin = -1.6666667163e-01, S2_ksin = 8.3333337680e-03, S3_ksin = -1.9841270114e-04, S4_ksin = 2.7557314297e-06, S5_ksin = -2.5050759689e-08, S6_ksin = 1.5896910177e-10; [L86-L88] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L371-L380] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L166-L168] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L363-L369] static const __int32_t npio2_hw_rempio[] = { 0x3fc90f00, 0x40490f00, 0x4096cb00, 0x40c90f00, 0x40fb5300, 0x4116cb00, 0x412fed00, 0x41490f00, 0x41623100, 0x417b5300, 0x418a3a00, 0x4196cb00, 0x41a35c00, 0x41afed00, 0x41bc7e00, 0x41c90f00, 0x41d5a000, 0x41e23100, 0x41eec200, 0x41fb5300, 0x4203f200, 0x420a3a00, 0x42108300, 0x4216cb00, 0x421d1400, 0x42235c00, 0x4229a500, 0x422fed00, 0x42363600, 0x423c7e00, 0x4242c700, 0x42490f00}; [L500-L503] static const float half_ksin = 5.0000000000e-01, S1_ksin = -1.6666667163e-01, S2_ksin = 8.3333337680e-03, S3_ksin = -1.9841270114e-04, S4_ksin = 2.7557314297e-06, S5_ksin = -2.5050759689e-08, S6_ksin = 1.5896910177e-10; [L158] static const int init_jk_krempio[] = {4, 7, 9}; [L166-L168] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L371-L380] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L527-L530] static const float one_kcos = 1.0000000000e+00, C1_kcos = 4.1666667908e-02, C2_kcos = -1.3888889225e-03, C3_kcos = 2.4801587642e-05, C4_kcos = -2.7557314297e-07, C5_kcos = 2.0875723372e-09, C6_kcos = -1.1359647598e-11; [L86-L88] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L166-L168] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L18] static const float huge_floor = 1.0e30; [L527-L530] static const float one_kcos = 1.0000000000e+00, C1_kcos = 4.1666667908e-02, C2_kcos = -1.3888889225e-03, C3_kcos = 2.4801587642e-05, C4_kcos = -2.7557314297e-07, C5_kcos = 2.0875723372e-09, C6_kcos = -1.1359647598e-11; [L371-L380] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L500-L503] static const float half_ksin = 5.0000000000e-01, S1_ksin = -1.6666667163e-01, S2_ksin = 8.3333337680e-03, S3_ksin = -1.9841270114e-04, S4_ksin = 2.7557314297e-06, S5_ksin = -2.5050759689e-08, S6_ksin = 1.5896910177e-10; [L527-L530] static const float one_kcos = 1.0000000000e+00, C1_kcos = 4.1666667908e-02, C2_kcos = -1.3888889225e-03, C3_kcos = 2.4801587642e-05, C4_kcos = -2.7557314297e-07, C5_kcos = 2.0875723372e-09, C6_kcos = -1.1359647598e-11; [L371-L380] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L166-L168] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L86-L88] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L500-L503] static const float half_ksin = 5.0000000000e-01, S1_ksin = -1.6666667163e-01, S2_ksin = 8.3333337680e-03, S3_ksin = -1.9841270114e-04, S4_ksin = 2.7557314297e-06, S5_ksin = -2.5050759689e-08, S6_ksin = 1.5896910177e-10; [L371-L380] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L567] static const float one_cos = 1.0; [L343-L361] static const __int32_t two_over_pi_rempio[] = { 0xA2, 0xF9, 0x83, 0x6E, 0x4E, 0x44, 0x15, 0x29, 0xFC, 0x27, 0x57, 0xD1, 0xF5, 0x34, 0xDD, 0xC0, 0xDB, 0x62, 0x95, 0x99, 0x3C, 0x43, 0x90, 0x41, 0xFE, 0x51, 0x63, 0xAB, 0xDE, 0xBB, 0xC5, 0x61, 0xB7, 0x24, 0x6E, 0x3A, 0x42, 0x4D, 0xD2, 0xE0, 0x06, 0x49, 0x2E, 0xEA, 0x09, 0xD1, 0x92, 0x1C, 0xFE, 0x1D, 0xEB, 0x1C, 0xB1, 0x29, 0xA7, 0x3E, 0xE8, 0x82, 0x35, 0xF5, 0x2E, 0xBB, 0x44, 0x84, 0xE9, 0x9C, 0x70, 0x26, 0xB4, 0x5F, 0x7E, 0x41, 0x39, 0x91, 0xD6, 0x39, 0x83, 0x53, 0x39, 0xF4, 0x9C, 0x84, 0x5F, 0x8B, 0xBD, 0xF9, 0x28, 0x3B, 0x1F, 0xF8, 0x97, 0xFF, 0xDE, 0x05, 0x98, 0x0F, 0xEF, 0x2F, 0x11, 0x8B, 0x5A, 0x0A, 0x6D, 0x1F, 0x6D, 0x36, 0x7E, 0xCF, 0x27, 0xCB, 0x09, 0xB7, 0x4F, 0x46, 0x3F, 0x66, 0x9E, 0x5F, 0xEA, 0x2D, 0x75, 0x27, 0xBA, 0xC7, 0xEB, 0xE5, 0xF1, 0x7B, 0x3D, 0x07, 0x39, 0xF7, 0x8A, 0x52, 0x92, 0xEA, 0x6B, 0xFB, 0x5F, 0xB1, 0x1F, 0x8D, 0x5D, 0x08, 0x56, 0x03, 0x30, 0x46, 0xFC, 0x7B, 0x6B, 0xAB, 0xF0, 0xCF, 0xBC, 0x20, 0x9A, 0xF4, 0x36, 0x1D, 0xA9, 0xE3, 0x91, 0x61, 0x5E, 0xE6, 0x1B, 0x08, 0x65, 0x99, 0x85, 0x5F, 0x14, 0xA0, 0x68, 0x40, 0x8D, 0xFF, 0xD8, 0x80, 0x4D, 0x73, 0x27, 0x31, 0x06, 0x06, 0x15, 0x56, 0xCA, 0x73, 0xA8, 0xC9, 0x60, 0xE2, 0x7B, 0xC0, 0x8C, 0x6B, }; [L527-L530] static const float one_kcos = 1.0000000000e+00, C1_kcos = 4.1666667908e-02, C2_kcos = -1.3888889225e-03, C3_kcos = 2.4801587642e-05, C4_kcos = -2.7557314297e-07, C5_kcos = 2.0875723372e-09, C6_kcos = -1.1359647598e-11; [L371-L380] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L500-L503] static const float half_ksin = 5.0000000000e-01, S1_ksin = -1.6666667163e-01, S2_ksin = 8.3333337680e-03, S3_ksin = -1.9841270114e-04, S4_ksin = 2.7557314297e-06, S5_ksin = -2.5050759689e-08, S6_ksin = 1.5896910177e-10; [L527-L530] static const float one_kcos = 1.0000000000e+00, C1_kcos = 4.1666667908e-02, C2_kcos = -1.3888889225e-03, C3_kcos = 2.4801587642e-05, C4_kcos = -2.7557314297e-07, C5_kcos = 2.0875723372e-09, C6_kcos = -1.1359647598e-11; [L86-L88] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L371-L380] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L527-L530] static const float one_kcos = 1.0000000000e+00, C1_kcos = 4.1666667908e-02, C2_kcos = -1.3888889225e-03, C3_kcos = 2.4801587642e-05, C4_kcos = -2.7557314297e-07, C5_kcos = 2.0875723372e-09, C6_kcos = -1.1359647598e-11; [L608] float x = -0.0f; [L609] CALL, EXPR cos_float(x) [L570] float y[2], z = 0.0; [L571] __int32_t n, ix; VAL [\old(x)=1000000000000000000000000000013, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={5:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={4:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={7:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000013, y={13:0}, z=0, zero_krempio=0, zero_rempio=0] [L574] ieee_float_shape_type gf_u; [L575] gf_u.value = (x) [L576] EXPR gf_u.word [L576] (ix) = gf_u.word [L579] ix &= 0x7fffffff VAL [\old(x)=1000000000000000000000000000013, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={5:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={4:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={7:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000013, y={13:0}, z=0, zero_krempio=0, zero_rempio=0] [L580] COND FALSE !(ix <= 0x3f490fd8) VAL [\old(x)=1000000000000000000000000000013, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={5:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={4:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={7:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000013, y={13:0}, z=0, zero_krempio=0, zero_rempio=0] [L583] COND TRUE !((ix) < 0x7f800000L) [L584] return x - x; [L584] return x - x; VAL [\old(x)=1000000000000000000000000000013, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={5:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={4:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={7:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000013, z=0, zero_krempio=0, zero_rempio=0] [L609] RET, EXPR cos_float(x) [L609] float res = cos_float(x); [L612] COND TRUE res != 1.0f VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={5:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={4:0}, res=1000000000000000000000000000012, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={7:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000013, zero_krempio=0, zero_rempio=0] [L613] reach_error() VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={5:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={4:0}, res=1000000000000000000000000000012, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={7:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000013, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 168 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 181 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 53 IncrementalHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 181 mSDtfsCounter, 53 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=168occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-19 06:43:24,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0320b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS --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 95eb8e0e40012a8615a9537769628c64af20a86f83775a8e40d95f7e14e978d1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 06:43:27,213 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 06:43:27,215 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 06:43:27,261 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 06:43:27,261 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 06:43:27,266 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 06:43:27,268 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 06:43:27,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 06:43:27,275 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 06:43:27,278 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 06:43:27,279 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 06:43:27,283 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 06:43:27,284 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 06:43:27,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 06:43:27,290 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 06:43:27,292 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 06:43:27,293 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 06:43:27,294 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 06:43:27,296 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 06:43:27,298 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 06:43:27,300 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 06:43:27,301 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 06:43:27,303 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 06:43:27,304 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 06:43:27,316 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 06:43:27,316 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 06:43:27,317 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 06:43:27,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 06:43:27,318 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 06:43:27,319 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 06:43:27,327 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 06:43:27,329 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 06:43:27,330 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 06:43:27,331 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 06:43:27,332 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 06:43:27,332 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 06:43:27,333 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 06:43:27,334 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 06:43:27,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 06:43:27,335 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 06:43:27,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 06:43:27,338 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2022-11-19 06:43:27,373 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 06:43:27,373 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 06:43:27,373 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 06:43:27,374 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 06:43:27,375 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 06:43:27,375 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 06:43:27,375 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 06:43:27,375 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 06:43:27,376 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 06:43:27,376 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 06:43:27,376 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 06:43:27,376 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 06:43:27,377 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 06:43:27,377 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 06:43:27,378 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 06:43:27,378 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 06:43:27,378 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 06:43:27,378 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 06:43:27,379 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 06:43:27,379 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 06:43:27,379 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 06:43:27,379 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 06:43:27,380 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 06:43:27,380 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 06:43:27,380 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 06:43:27,380 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 06:43:27,381 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 06:43:27,381 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 06:43:27,381 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 06:43:27,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:43:27,382 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 06:43:27,382 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 06:43:27,382 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 06:43:27,383 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 06:43:27,383 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 06:43:27,383 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 06:43:27,383 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 06:43:27,384 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 06:43:27,384 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_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95eb8e0e40012a8615a9537769628c64af20a86f83775a8e40d95f7e14e978d1 [2022-11-19 06:43:27,798 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 06:43:27,831 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 06:43:27,834 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 06:43:27,836 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 06:43:27,840 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 06:43:27,842 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/float-newlib/float_req_bl_0320b.c [2022-11-19 06:43:27,935 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/data/3ec49a453/4117053761844e99b2e38e1a6124e5c9/FLAG8dbb989b6 [2022-11-19 06:43:28,624 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 06:43:28,624 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c [2022-11-19 06:43:28,634 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/data/3ec49a453/4117053761844e99b2e38e1a6124e5c9/FLAG8dbb989b6 [2022-11-19 06:43:28,891 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/data/3ec49a453/4117053761844e99b2e38e1a6124e5c9 [2022-11-19 06:43:28,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 06:43:28,896 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 06:43:28,897 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 06:43:28,897 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 06:43:28,901 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 06:43:28,902 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:43:28" (1/1) ... [2022-11-19 06:43:28,903 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32a83f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:43:28, skipping insertion in model container [2022-11-19 06:43:28,904 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:43:28" (1/1) ... [2022-11-19 06:43:28,914 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 06:43:28,948 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 06:43:29,410 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c[15471,15484] [2022-11-19 06:43:29,414 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:43:29,448 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 06:43:29,535 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c[15471,15484] [2022-11-19 06:43:29,536 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:43:29,616 INFO L208 MainTranslator]: Completed translation [2022-11-19 06:43:29,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:43:29 WrapperNode [2022-11-19 06:43:29,617 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 06:43:29,618 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 06:43:29,618 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 06:43:29,618 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 06:43:29,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:43:29" (1/1) ... [2022-11-19 06:43:29,683 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:43:29" (1/1) ... [2022-11-19 06:43:29,793 INFO L138 Inliner]: procedures = 30, calls = 490, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 1104 [2022-11-19 06:43:29,794 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 06:43:29,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 06:43:29,795 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 06:43:29,796 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 06:43:29,807 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:43:29" (1/1) ... [2022-11-19 06:43:29,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:43:29" (1/1) ... [2022-11-19 06:43:29,818 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:43:29" (1/1) ... [2022-11-19 06:43:29,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:43:29" (1/1) ... [2022-11-19 06:43:29,861 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:43:29" (1/1) ... [2022-11-19 06:43:29,875 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:43:29" (1/1) ... [2022-11-19 06:43:29,881 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:43:29" (1/1) ... [2022-11-19 06:43:29,887 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:43:29" (1/1) ... [2022-11-19 06:43:29,897 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 06:43:29,898 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 06:43:29,898 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 06:43:29,898 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 06:43:29,899 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:43:29" (1/1) ... [2022-11-19 06:43:29,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:43:29,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:43:29,950 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 06:43:29,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 06:43:30,005 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2022-11-19 06:43:30,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2022-11-19 06:43:30,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 06:43:30,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-19 06:43:30,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-19 06:43:30,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 06:43:30,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-11-19 06:43:30,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-19 06:43:30,007 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2022-11-19 06:43:30,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2022-11-19 06:43:30,007 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2022-11-19 06:43:30,007 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2022-11-19 06:43:30,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2022-11-19 06:43:30,008 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2022-11-19 06:43:30,008 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2022-11-19 06:43:30,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2022-11-19 06:43:30,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 06:43:30,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 06:43:30,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-19 06:43:30,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 06:43:30,288 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 06:43:30,290 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 06:44:09,490 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 06:44:09,501 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 06:44:09,501 INFO L300 CfgBuilder]: Removed 59 assume(true) statements. [2022-11-19 06:44:09,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:44:09 BoogieIcfgContainer [2022-11-19 06:44:09,504 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 06:44:09,507 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 06:44:09,508 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 06:44:09,511 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 06:44:09,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 06:43:28" (1/3) ... [2022-11-19 06:44:09,512 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e6315e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:44:09, skipping insertion in model container [2022-11-19 06:44:09,513 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:43:29" (2/3) ... [2022-11-19 06:44:09,513 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e6315e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:44:09, skipping insertion in model container [2022-11-19 06:44:09,513 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:44:09" (3/3) ... [2022-11-19 06:44:09,515 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0320b.c [2022-11-19 06:44:09,535 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 06:44:09,535 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-19 06:44:09,592 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 06:44:09,601 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5d537dd4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 06:44:09,601 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-19 06:44:09,610 INFO L276 IsEmpty]: Start isEmpty. Operand has 241 states, 223 states have (on average 1.6591928251121075) internal successors, (370), 224 states have internal predecessors, (370), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-19 06:44:09,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-19 06:44:09,618 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:44:09,619 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:44:09,620 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:44:09,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:44:09,627 INFO L85 PathProgramCache]: Analyzing trace with hash 1639666909, now seen corresponding path program 1 times [2022-11-19 06:44:09,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-19 06:44:09,648 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1696636125] [2022-11-19 06:44:09,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:44:09,649 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 06:44:09,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/mathsat [2022-11-19 06:44:09,655 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-19 06:44:09,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-19 06:44:11,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:44:11,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-19 06:44:11,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:44:11,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:44:11,220 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 06:44:11,221 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-19 06:44:11,221 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1696636125] [2022-11-19 06:44:11,222 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1696636125] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:44:11,222 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:44:11,223 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 06:44:11,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18076951] [2022-11-19 06:44:11,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:44:11,230 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-19 06:44:11,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-19 06:44:11,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-19 06:44:11,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-19 06:44:11,264 INFO L87 Difference]: Start difference. First operand has 241 states, 223 states have (on average 1.6591928251121075) internal successors, (370), 224 states have internal predecessors, (370), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 06:44:11,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:44:11,329 INFO L93 Difference]: Finished difference Result 480 states and 798 transitions. [2022-11-19 06:44:11,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-19 06:44:11,338 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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 9 [2022-11-19 06:44:11,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:44:11,349 INFO L225 Difference]: With dead ends: 480 [2022-11-19 06:44:11,353 INFO L226 Difference]: Without dead ends: 238 [2022-11-19 06:44:11,359 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-19 06:44:11,368 INFO L413 NwaCegarLoop]: 334 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 334 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-19 06:44:11,370 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 334 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-19 06:44:11,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2022-11-19 06:44:11,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 238. [2022-11-19 06:44:11,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 221 states have (on average 1.3891402714932126) internal successors, (307), 221 states have internal predecessors, (307), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-19 06:44:11,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 331 transitions. [2022-11-19 06:44:11,471 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 331 transitions. Word has length 9 [2022-11-19 06:44:11,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:44:11,472 INFO L495 AbstractCegarLoop]: Abstraction has 238 states and 331 transitions. [2022-11-19 06:44:11,473 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 06:44:11,474 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 331 transitions. [2022-11-19 06:44:11,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-19 06:44:11,475 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:44:11,476 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:44:11,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-11-19 06:44:11,698 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 06:44:11,699 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:44:11,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:44:11,700 INFO L85 PathProgramCache]: Analyzing trace with hash -391166169, now seen corresponding path program 1 times [2022-11-19 06:44:11,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-19 06:44:11,701 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [180794885] [2022-11-19 06:44:11,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:44:11,701 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 06:44:11,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/mathsat [2022-11-19 06:44:11,703 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-19 06:44:11,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-19 06:44:13,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:44:13,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-19 06:44:13,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:44:13,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:44:13,482 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 06:44:13,482 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-19 06:44:13,482 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [180794885] [2022-11-19 06:44:13,483 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [180794885] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:44:13,483 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:44:13,483 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 06:44:13,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563540063] [2022-11-19 06:44:13,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:44:13,485 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 06:44:13,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-19 06:44:13,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 06:44:13,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-19 06:44:13,486 INFO L87 Difference]: Start difference. First operand 238 states and 331 transitions. Second operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 06:44:13,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:44:13,656 INFO L93 Difference]: Finished difference Result 256 states and 351 transitions. [2022-11-19 06:44:13,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 06:44:13,657 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-11-19 06:44:13,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:44:13,658 INFO L225 Difference]: With dead ends: 256 [2022-11-19 06:44:13,659 INFO L226 Difference]: Without dead ends: 26 [2022-11-19 06:44:13,660 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-19 06:44:13,662 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 3 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 98 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 3 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-19 06:44:13,663 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 98 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 3 Unchecked, 0.0s Time] [2022-11-19 06:44:13,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-11-19 06:44:13,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2022-11-19 06:44:13,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 23 states have (on average 1.173913043478261) internal successors, (27), 23 states have internal predecessors, (27), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 06:44:13,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 29 transitions. [2022-11-19 06:44:13,667 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 29 transitions. Word has length 10 [2022-11-19 06:44:13,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:44:13,668 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 29 transitions. [2022-11-19 06:44:13,668 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 06:44:13,668 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2022-11-19 06:44:13,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-19 06:44:13,669 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:44:13,669 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:44:13,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-19 06:44:13,894 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 06:44:13,895 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:44:13,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:44:13,896 INFO L85 PathProgramCache]: Analyzing trace with hash 1930071374, now seen corresponding path program 1 times [2022-11-19 06:44:13,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-19 06:44:13,897 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [91695694] [2022-11-19 06:44:13,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:44:13,898 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 06:44:13,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/mathsat [2022-11-19 06:44:13,899 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-19 06:44:13,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-19 06:44:15,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:44:15,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-19 06:44:15,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:44:15,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:44:15,916 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 06:44:15,917 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-19 06:44:15,917 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [91695694] [2022-11-19 06:44:15,917 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [91695694] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:44:15,917 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:44:15,917 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-19 06:44:15,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427246787] [2022-11-19 06:44:15,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:44:15,918 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-19 06:44:15,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-19 06:44:15,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-19 06:44:15,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-19 06:44:15,920 INFO L87 Difference]: Start difference. First operand 26 states and 29 transitions. Second operand has 7 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 5 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 06:44:18,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-19 06:44:20,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-19 06:44:22,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-19 06:44:24,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-19 06:44:26,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-19 06:44:29,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-19 06:44:31,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-19 06:44:33,228 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-19 06:44:35,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-19 06:44:35,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:44:35,474 INFO L93 Difference]: Finished difference Result 33 states and 35 transitions. [2022-11-19 06:44:35,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-19 06:44:35,476 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 5 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 19 [2022-11-19 06:44:35,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:44:35,477 INFO L225 Difference]: With dead ends: 33 [2022-11-19 06:44:35,477 INFO L226 Difference]: Without dead ends: 26 [2022-11-19 06:44:35,477 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2022-11-19 06:44:35,483 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 11 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 96 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.3s IncrementalHoareTripleChecker+Time [2022-11-19 06:44:35,483 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 96 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 9 Unknown, 0 Unchecked, 19.3s Time] [2022-11-19 06:44:35,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-11-19 06:44:35,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2022-11-19 06:44:35,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 23 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 06:44:35,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 28 transitions. [2022-11-19 06:44:35,488 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 28 transitions. Word has length 19 [2022-11-19 06:44:35,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:44:35,488 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 28 transitions. [2022-11-19 06:44:35,489 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 5 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 06:44:35,489 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2022-11-19 06:44:35,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-19 06:44:35,490 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:44:35,490 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:44:35,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-19 06:44:35,706 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 06:44:35,707 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:44:35,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:44:35,707 INFO L85 PathProgramCache]: Analyzing trace with hash 2140162090, now seen corresponding path program 1 times [2022-11-19 06:44:35,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-19 06:44:35,708 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [188351689] [2022-11-19 06:44:35,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:44:35,709 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 06:44:35,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/mathsat [2022-11-19 06:44:35,712 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-19 06:44:35,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-19 06:44:37,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:44:37,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-19 06:44:37,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:44:38,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:44:38,363 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 06:44:38,363 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-19 06:44:38,364 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [188351689] [2022-11-19 06:44:38,364 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [188351689] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:44:38,364 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:44:38,364 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-19 06:44:38,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977140623] [2022-11-19 06:44:38,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:44:38,365 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-19 06:44:38,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-19 06:44:38,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-19 06:44:38,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-19 06:44:38,366 INFO L87 Difference]: Start difference. First operand 26 states and 28 transitions. Second operand has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 06:44:40,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-19 06:44:43,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-19 06:44:45,136 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-19 06:44:47,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-19 06:44:47,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:44:47,308 INFO L93 Difference]: Finished difference Result 39 states and 42 transitions. [2022-11-19 06:44:47,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-19 06:44:47,348 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2022-11-19 06:44:47,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:44:47,348 INFO L225 Difference]: With dead ends: 39 [2022-11-19 06:44:47,348 INFO L226 Difference]: Without dead ends: 26 [2022-11-19 06:44:47,349 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-11-19 06:44:47,350 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 13 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 29 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2022-11-19 06:44:47,350 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 104 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 4 Unknown, 29 Unchecked, 8.8s Time] [2022-11-19 06:44:47,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-11-19 06:44:47,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2022-11-19 06:44:47,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 23 states have (on average 1.0869565217391304) internal successors, (25), 23 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 06:44:47,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 27 transitions. [2022-11-19 06:44:47,354 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 27 transitions. Word has length 20 [2022-11-19 06:44:47,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:44:47,354 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 27 transitions. [2022-11-19 06:44:47,354 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 06:44:47,355 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2022-11-19 06:44:47,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-19 06:44:47,355 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:44:47,355 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:44:47,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-19 06:44:47,556 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 06:44:47,556 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:44:47,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:44:47,557 INFO L85 PathProgramCache]: Analyzing trace with hash 1079215378, now seen corresponding path program 1 times [2022-11-19 06:44:47,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-19 06:44:47,557 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1921438733] [2022-11-19 06:44:47,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:44:47,557 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 06:44:47,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/mathsat [2022-11-19 06:44:47,559 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-19 06:44:47,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-19 06:44:49,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:44:49,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-19 06:44:49,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:44:50,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:44:50,566 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 06:44:50,566 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-19 06:44:50,566 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1921438733] [2022-11-19 06:44:50,566 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1921438733] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:44:50,567 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:44:50,567 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 06:44:50,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453811210] [2022-11-19 06:44:50,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:44:50,567 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 06:44:50,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-19 06:44:50,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 06:44:50,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-19 06:44:50,569 INFO L87 Difference]: Start difference. First operand 26 states and 27 transitions. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 06:44:53,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-19 06:44:55,508 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-19 06:44:57,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-19 06:44:57,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:44:57,665 INFO L93 Difference]: Finished difference Result 26 states and 27 transitions. [2022-11-19 06:44:57,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-19 06:44:57,708 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 21 [2022-11-19 06:44:57,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:44:57,708 INFO L225 Difference]: With dead ends: 26 [2022-11-19 06:44:57,708 INFO L226 Difference]: Without dead ends: 0 [2022-11-19 06:44:57,708 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-19 06:44:57,710 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 7 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2022-11-19 06:44:57,711 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 50 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 3 Unknown, 0 Unchecked, 6.8s Time] [2022-11-19 06:44:57,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-19 06:44:57,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-19 06:44:57,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 06:44:57,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-19 06:44:57,712 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2022-11-19 06:44:57,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:44:57,713 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-19 06:44:57,713 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 06:44:57,713 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-19 06:44:57,713 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-19 06:44:57,716 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-19 06:44:57,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-11-19 06:44:57,922 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 06:44:57,925 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-19 06:44:58,639 INFO L899 garLoopResultBuilder]: For program point L541(lines 541 544) no Hoare annotation was computed. [2022-11-19 06:44:58,640 INFO L899 garLoopResultBuilder]: For program point L541-2(lines 541 544) no Hoare annotation was computed. [2022-11-19 06:44:58,640 INFO L899 garLoopResultBuilder]: For program point L535-1(lines 535 539) no Hoare annotation was computed. [2022-11-19 06:44:58,640 INFO L895 garLoopResultBuilder]: At program point L535-2(lines 535 539) the Hoare annotation is: (or (not (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) ~one_kcos~0)) (= |__kernel_cosf_#in~x| __kernel_cosf_~x)) [2022-11-19 06:44:58,640 INFO L899 garLoopResultBuilder]: For program point L535-3(lines 535 539) no Hoare annotation was computed. [2022-11-19 06:44:58,640 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 560) no Hoare annotation was computed. [2022-11-19 06:44:58,641 INFO L902 garLoopResultBuilder]: At program point __kernel_cosfENTRY(lines 532 565) the Hoare annotation is: true [2022-11-19 06:44:58,641 INFO L899 garLoopResultBuilder]: For program point L542(lines 542 543) no Hoare annotation was computed. [2022-11-19 06:44:58,641 INFO L899 garLoopResultBuilder]: For program point __kernel_cosfFINAL(lines 532 565) no Hoare annotation was computed. [2022-11-19 06:44:58,641 INFO L899 garLoopResultBuilder]: For program point L555-1(lines 555 559) no Hoare annotation was computed. [2022-11-19 06:44:58,642 INFO L895 garLoopResultBuilder]: At program point L555-2(lines 555 559) the Hoare annotation is: (or (exists ((v___kernel_cosf_~ix~6_12 (_ BitVec 32))) (and (= |__kernel_cosf_#in~x| (fp ((_ extract 31 31) v___kernel_cosf_~ix~6_12) ((_ extract 30 23) v___kernel_cosf_~ix~6_12) ((_ extract 22 0) v___kernel_cosf_~ix~6_12))) (not (bvslt (bvand (_ bv2147483647 32) v___kernel_cosf_~ix~6_12) (_ bv838860800 32))))) (not (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) ~one_kcos~0))) [2022-11-19 06:44:58,642 INFO L899 garLoopResultBuilder]: For program point L555-3(lines 552 560) no Hoare annotation was computed. [2022-11-19 06:44:58,642 INFO L899 garLoopResultBuilder]: For program point L549(lines 549 564) no Hoare annotation was computed. [2022-11-19 06:44:58,643 INFO L899 garLoopResultBuilder]: For program point __kernel_cosfEXIT(lines 532 565) no Hoare annotation was computed. [2022-11-19 06:44:58,643 INFO L899 garLoopResultBuilder]: For program point copysign_floatEXIT(lines 66 84) no Hoare annotation was computed. [2022-11-19 06:44:58,643 INFO L899 garLoopResultBuilder]: For program point L73(lines 73 77) no Hoare annotation was computed. [2022-11-19 06:44:58,643 INFO L902 garLoopResultBuilder]: At program point L73-1(lines 66 84) the Hoare annotation is: true [2022-11-19 06:44:58,644 INFO L902 garLoopResultBuilder]: At program point copysign_floatENTRY(lines 66 84) the Hoare annotation is: true [2022-11-19 06:44:58,644 INFO L899 garLoopResultBuilder]: For program point L78(lines 78 82) no Hoare annotation was computed. [2022-11-19 06:44:58,644 INFO L902 garLoopResultBuilder]: At program point L78-1(lines 66 84) the Hoare annotation is: true [2022-11-19 06:44:58,644 INFO L899 garLoopResultBuilder]: For program point L78-2(lines 78 82) no Hoare annotation was computed. [2022-11-19 06:44:58,644 INFO L899 garLoopResultBuilder]: For program point copysign_floatFINAL(lines 66 84) no Hoare annotation was computed. [2022-11-19 06:44:58,645 INFO L899 garLoopResultBuilder]: For program point L68-1(lines 68 72) no Hoare annotation was computed. [2022-11-19 06:44:58,645 INFO L902 garLoopResultBuilder]: At program point L68-2(lines 68 72) the Hoare annotation is: true [2022-11-19 06:44:58,645 INFO L899 garLoopResultBuilder]: For program point L514-2(lines 514 517) no Hoare annotation was computed. [2022-11-19 06:44:58,645 INFO L899 garLoopResultBuilder]: For program point L508-1(lines 508 512) no Hoare annotation was computed. [2022-11-19 06:44:58,646 INFO L902 garLoopResultBuilder]: At program point L508-2(lines 508 512) the Hoare annotation is: true [2022-11-19 06:44:58,646 INFO L899 garLoopResultBuilder]: For program point L508-3(lines 508 512) no Hoare annotation was computed. [2022-11-19 06:44:58,646 INFO L899 garLoopResultBuilder]: For program point __kernel_sinfEXIT(lines 505 525) no Hoare annotation was computed. [2022-11-19 06:44:58,646 INFO L899 garLoopResultBuilder]: For program point L521(lines 521 524) no Hoare annotation was computed. [2022-11-19 06:44:58,646 INFO L899 garLoopResultBuilder]: For program point L515(lines 515 516) no Hoare annotation was computed. [2022-11-19 06:44:58,647 INFO L902 garLoopResultBuilder]: At program point __kernel_sinfENTRY(lines 505 525) the Hoare annotation is: true [2022-11-19 06:44:58,647 INFO L899 garLoopResultBuilder]: For program point __kernel_sinfFINAL(lines 505 525) no Hoare annotation was computed. [2022-11-19 06:44:58,647 INFO L899 garLoopResultBuilder]: For program point L514(lines 514 517) no Hoare annotation was computed. [2022-11-19 06:44:58,647 INFO L899 garLoopResultBuilder]: For program point L399(lines 399 423) no Hoare annotation was computed. [2022-11-19 06:44:58,647 INFO L899 garLoopResultBuilder]: For program point L300(line 300) no Hoare annotation was computed. [2022-11-19 06:44:58,648 INFO L899 garLoopResultBuilder]: For program point L234(line 234) no Hoare annotation was computed. [2022-11-19 06:44:58,648 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 422) no Hoare annotation was computed. [2022-11-19 06:44:58,648 INFO L899 garLoopResultBuilder]: For program point L302-2(lines 302 303) no Hoare annotation was computed. [2022-11-19 06:44:58,648 INFO L895 garLoopResultBuilder]: At program point L302-3(lines 302 303) the Hoare annotation is: false [2022-11-19 06:44:58,648 INFO L899 garLoopResultBuilder]: For program point L302-4(lines 302 303) no Hoare annotation was computed. [2022-11-19 06:44:58,649 INFO L899 garLoopResultBuilder]: For program point L402(lines 402 409) no Hoare annotation was computed. [2022-11-19 06:44:58,649 INFO L899 garLoopResultBuilder]: For program point L402-2(lines 402 409) no Hoare annotation was computed. [2022-11-19 06:44:58,649 INFO L899 garLoopResultBuilder]: For program point L237(line 237) no Hoare annotation was computed. [2022-11-19 06:44:58,649 INFO L899 garLoopResultBuilder]: For program point L204(line 204) no Hoare annotation was computed. [2022-11-19 06:44:58,649 INFO L899 garLoopResultBuilder]: For program point L436-1(lines 436 440) no Hoare annotation was computed. [2022-11-19 06:44:58,650 INFO L895 garLoopResultBuilder]: At program point L436-2(lines 436 440) the Hoare annotation is: false [2022-11-19 06:44:58,650 INFO L899 garLoopResultBuilder]: For program point L436-3(lines 436 440) no Hoare annotation was computed. [2022-11-19 06:44:58,650 INFO L899 garLoopResultBuilder]: For program point L271-1(lines 271 274) no Hoare annotation was computed. [2022-11-19 06:44:58,650 INFO L895 garLoopResultBuilder]: At program point L271-3(lines 271 274) the Hoare annotation is: false [2022-11-19 06:44:58,651 INFO L895 garLoopResultBuilder]: At program point L569(lines 569 599) the Hoare annotation is: (let ((.cse0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)))) (and (= .cse0 ~one_kcos~0) (= .cse0 |ULTIMATE.start_cos_float_#res#1|))) [2022-11-19 06:44:58,651 INFO L899 garLoopResultBuilder]: For program point L41(lines 41 42) no Hoare annotation was computed. [2022-11-19 06:44:58,651 INFO L899 garLoopResultBuilder]: For program point L306(line 306) no Hoare annotation was computed. [2022-11-19 06:44:58,651 INFO L899 garLoopResultBuilder]: For program point L306-2(line 306) no Hoare annotation was computed. [2022-11-19 06:44:58,652 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 475) no Hoare annotation was computed. [2022-11-19 06:44:58,652 INFO L895 garLoopResultBuilder]: At program point L340(lines 170 341) the Hoare annotation is: false [2022-11-19 06:44:58,652 INFO L899 garLoopResultBuilder]: For program point L307(line 307) no Hoare annotation was computed. [2022-11-19 06:44:58,652 INFO L899 garLoopResultBuilder]: For program point L43(lines 43 47) no Hoare annotation was computed. [2022-11-19 06:44:58,652 INFO L899 garLoopResultBuilder]: For program point L209(lines 209 217) no Hoare annotation was computed. [2022-11-19 06:44:58,653 INFO L899 garLoopResultBuilder]: For program point L143-1(lines 143 147) no Hoare annotation was computed. [2022-11-19 06:44:58,653 INFO L895 garLoopResultBuilder]: At program point L143-2(lines 143 147) the Hoare annotation is: false [2022-11-19 06:44:58,653 INFO L899 garLoopResultBuilder]: For program point L44(lines 44 45) no Hoare annotation was computed. [2022-11-19 06:44:58,653 INFO L899 garLoopResultBuilder]: For program point L44-2(lines 44 45) no Hoare annotation was computed. [2022-11-19 06:44:58,654 INFO L899 garLoopResultBuilder]: For program point L573-1(lines 573 577) no Hoare annotation was computed. [2022-11-19 06:44:58,654 INFO L895 garLoopResultBuilder]: At program point L573-2(lines 573 577) the Hoare annotation is: (and (= |ULTIMATE.start_cos_float_~x#1| (fp.neg (_ +zero 8 24))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) ~one_kcos~0)) [2022-11-19 06:44:58,654 INFO L899 garLoopResultBuilder]: For program point L573-3(lines 573 577) no Hoare annotation was computed. [2022-11-19 06:44:58,654 INFO L895 garLoopResultBuilder]: At program point L276(line 276) the Hoare annotation is: false [2022-11-19 06:44:58,655 INFO L899 garLoopResultBuilder]: For program point L276-1(line 276) no Hoare annotation was computed. [2022-11-19 06:44:58,655 INFO L899 garLoopResultBuilder]: For program point L309-2(lines 309 310) no Hoare annotation was computed. [2022-11-19 06:44:58,655 INFO L895 garLoopResultBuilder]: At program point L309-3(lines 309 310) the Hoare annotation is: false [2022-11-19 06:44:58,655 INFO L899 garLoopResultBuilder]: For program point L309-4(lines 309 310) no Hoare annotation was computed. [2022-11-19 06:44:58,655 INFO L899 garLoopResultBuilder]: For program point L442(lines 442 461) no Hoare annotation was computed. [2022-11-19 06:44:58,656 INFO L899 garLoopResultBuilder]: For program point L442-1(lines 430 462) no Hoare annotation was computed. [2022-11-19 06:44:58,656 INFO L899 garLoopResultBuilder]: For program point L277(lines 277 284) no Hoare annotation was computed. [2022-11-19 06:44:58,656 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 245) no Hoare annotation was computed. [2022-11-19 06:44:58,656 INFO L895 garLoopResultBuilder]: At program point L277-2(lines 268 285) the Hoare annotation is: false [2022-11-19 06:44:58,656 INFO L895 garLoopResultBuilder]: At program point L245(line 245) the Hoare annotation is: false [2022-11-19 06:44:58,657 INFO L899 garLoopResultBuilder]: For program point L245-1(line 245) no Hoare annotation was computed. [2022-11-19 06:44:58,657 INFO L899 garLoopResultBuilder]: For program point L180(lines 180 181) no Hoare annotation was computed. [2022-11-19 06:44:58,657 INFO L899 garLoopResultBuilder]: For program point L180-2(lines 180 181) no Hoare annotation was computed. [2022-11-19 06:44:58,657 INFO L899 garLoopResultBuilder]: For program point L478-1(lines 478 482) no Hoare annotation was computed. [2022-11-19 06:44:58,658 INFO L895 garLoopResultBuilder]: At program point L478-2(lines 478 482) the Hoare annotation is: false [2022-11-19 06:44:58,658 INFO L899 garLoopResultBuilder]: For program point L478-3(lines 478 482) no Hoare annotation was computed. [2022-11-19 06:44:58,658 INFO L899 garLoopResultBuilder]: For program point L313-2(lines 313 314) no Hoare annotation was computed. [2022-11-19 06:44:58,658 INFO L899 garLoopResultBuilder]: For program point L214(lines 214 217) no Hoare annotation was computed. [2022-11-19 06:44:58,658 INFO L895 garLoopResultBuilder]: At program point L313-3(lines 313 314) the Hoare annotation is: false [2022-11-19 06:44:58,659 INFO L899 garLoopResultBuilder]: For program point L313-4(lines 313 314) no Hoare annotation was computed. [2022-11-19 06:44:58,659 INFO L899 garLoopResultBuilder]: For program point L148(lines 148 152) no Hoare annotation was computed. [2022-11-19 06:44:58,659 INFO L895 garLoopResultBuilder]: At program point L148-1(lines 141 154) the Hoare annotation is: false [2022-11-19 06:44:58,659 INFO L899 garLoopResultBuilder]: For program point L148-2(lines 148 152) no Hoare annotation was computed. [2022-11-19 06:44:58,660 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 420) no Hoare annotation was computed. [2022-11-19 06:44:58,660 INFO L899 garLoopResultBuilder]: For program point L413-2(lines 413 420) no Hoare annotation was computed. [2022-11-19 06:44:58,660 INFO L899 garLoopResultBuilder]: For program point L50(lines 50 53) no Hoare annotation was computed. [2022-11-19 06:44:58,660 INFO L899 garLoopResultBuilder]: For program point L612(lines 612 615) no Hoare annotation was computed. [2022-11-19 06:44:58,660 INFO L899 garLoopResultBuilder]: For program point L216(lines 216 217) no Hoare annotation was computed. [2022-11-19 06:44:58,661 INFO L899 garLoopResultBuilder]: For program point L249-1(lines 171 341) no Hoare annotation was computed. [2022-11-19 06:44:58,661 INFO L899 garLoopResultBuilder]: For program point L216-2(lines 171 341) no Hoare annotation was computed. [2022-11-19 06:44:58,661 INFO L899 garLoopResultBuilder]: For program point L613(line 613) no Hoare annotation was computed. [2022-11-19 06:44:58,661 INFO L899 garLoopResultBuilder]: For program point L580(lines 580 598) no Hoare annotation was computed. [2022-11-19 06:44:58,661 INFO L899 garLoopResultBuilder]: For program point L448-1(lines 448 452) no Hoare annotation was computed. [2022-11-19 06:44:58,662 INFO L895 garLoopResultBuilder]: At program point L448-2(lines 448 452) the Hoare annotation is: false [2022-11-19 06:44:58,662 INFO L899 garLoopResultBuilder]: For program point L448-3(lines 448 452) no Hoare annotation was computed. [2022-11-19 06:44:58,662 INFO L895 garLoopResultBuilder]: At program point L581(line 581) the Hoare annotation is: (and (= |ULTIMATE.start_cos_float_~x#1| (fp.neg (_ +zero 8 24))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) ~one_kcos~0)) [2022-11-19 06:44:58,662 INFO L899 garLoopResultBuilder]: For program point L581-1(line 581) no Hoare annotation was computed. [2022-11-19 06:44:58,662 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-19 06:44:58,662 INFO L899 garLoopResultBuilder]: For program point L317(line 317) no Hoare annotation was computed. [2022-11-19 06:44:58,663 INFO L899 garLoopResultBuilder]: For program point L251-2(lines 251 252) no Hoare annotation was computed. [2022-11-19 06:44:58,663 INFO L895 garLoopResultBuilder]: At program point L251-3(lines 251 252) the Hoare annotation is: false [2022-11-19 06:44:58,663 INFO L899 garLoopResultBuilder]: For program point L251-4(lines 249 266) no Hoare annotation was computed. [2022-11-19 06:44:58,663 INFO L899 garLoopResultBuilder]: For program point L483-2(lines 483 486) no Hoare annotation was computed. [2022-11-19 06:44:58,664 INFO L895 garLoopResultBuilder]: At program point L483-3(lines 483 486) the Hoare annotation is: false [2022-11-19 06:44:58,664 INFO L899 garLoopResultBuilder]: For program point L483-4(lines 483 486) no Hoare annotation was computed. [2022-11-19 06:44:58,664 INFO L899 garLoopResultBuilder]: For program point L318-2(lines 318 322) no Hoare annotation was computed. [2022-11-19 06:44:58,664 INFO L899 garLoopResultBuilder]: For program point L219(lines 171 341) no Hoare annotation was computed. [2022-11-19 06:44:58,664 INFO L895 garLoopResultBuilder]: At program point L318-3(lines 318 322) the Hoare annotation is: false [2022-11-19 06:44:58,665 INFO L899 garLoopResultBuilder]: For program point L318-4(lines 318 322) no Hoare annotation was computed. [2022-11-19 06:44:58,665 INFO L895 garLoopResultBuilder]: At program point L153(lines 141 154) the Hoare annotation is: false [2022-11-19 06:44:58,665 INFO L899 garLoopResultBuilder]: For program point L186-2(lines 186 187) no Hoare annotation was computed. [2022-11-19 06:44:58,665 INFO L895 garLoopResultBuilder]: At program point L186-3(lines 186 187) the Hoare annotation is: false [2022-11-19 06:44:58,665 INFO L899 garLoopResultBuilder]: For program point L186-4(lines 186 187) no Hoare annotation was computed. [2022-11-19 06:44:58,666 INFO L902 garLoopResultBuilder]: At program point L616(lines 601 617) the Hoare annotation is: true [2022-11-19 06:44:58,666 INFO L899 garLoopResultBuilder]: For program point L583(lines 583 598) no Hoare annotation was computed. [2022-11-19 06:44:58,666 INFO L899 garLoopResultBuilder]: For program point L187(line 187) no Hoare annotation was computed. [2022-11-19 06:44:58,666 INFO L899 garLoopResultBuilder]: For program point L187-2(line 187) no Hoare annotation was computed. [2022-11-19 06:44:58,666 INFO L899 garLoopResultBuilder]: For program point L55(lines 55 59) no Hoare annotation was computed. [2022-11-19 06:44:58,667 INFO L895 garLoopResultBuilder]: At program point L55-1(lines 20 61) the Hoare annotation is: false [2022-11-19 06:44:58,667 INFO L899 garLoopResultBuilder]: For program point L55-2(lines 55 59) no Hoare annotation was computed. [2022-11-19 06:44:58,667 INFO L899 garLoopResultBuilder]: For program point L287(line 287) no Hoare annotation was computed. [2022-11-19 06:44:58,667 INFO L899 garLoopResultBuilder]: For program point L254-1(lines 254 255) no Hoare annotation was computed. [2022-11-19 06:44:58,667 INFO L899 garLoopResultBuilder]: For program point L254-3(lines 254 255) no Hoare annotation was computed. [2022-11-19 06:44:58,668 INFO L895 garLoopResultBuilder]: At program point L254-4(lines 254 255) the Hoare annotation is: false [2022-11-19 06:44:58,668 INFO L899 garLoopResultBuilder]: For program point L254-5(lines 254 255) no Hoare annotation was computed. [2022-11-19 06:44:58,668 INFO L899 garLoopResultBuilder]: For program point L23-1(lines 23 27) no Hoare annotation was computed. [2022-11-19 06:44:58,668 INFO L895 garLoopResultBuilder]: At program point L23-2(lines 23 27) the Hoare annotation is: false [2022-11-19 06:44:58,668 INFO L899 garLoopResultBuilder]: For program point L23-3(lines 23 27) no Hoare annotation was computed. [2022-11-19 06:44:58,669 INFO L899 garLoopResultBuilder]: For program point L288-2(lines 288 291) no Hoare annotation was computed. [2022-11-19 06:44:58,669 INFO L895 garLoopResultBuilder]: At program point L288-3(lines 288 291) the Hoare annotation is: false [2022-11-19 06:44:58,669 INFO L899 garLoopResultBuilder]: For program point L222-2(lines 222 231) no Hoare annotation was computed. [2022-11-19 06:44:58,669 INFO L899 garLoopResultBuilder]: For program point L288-4(lines 288 291) no Hoare annotation was computed. [2022-11-19 06:44:58,670 INFO L899 garLoopResultBuilder]: For program point L189-2(lines 189 193) no Hoare annotation was computed. [2022-11-19 06:44:58,670 INFO L895 garLoopResultBuilder]: At program point L222-3(lines 222 231) the Hoare annotation is: false [2022-11-19 06:44:58,670 INFO L895 garLoopResultBuilder]: At program point L189-3(lines 189 193) the Hoare annotation is: false [2022-11-19 06:44:58,670 INFO L899 garLoopResultBuilder]: For program point L222-4(lines 219 247) no Hoare annotation was computed. [2022-11-19 06:44:58,670 INFO L899 garLoopResultBuilder]: For program point L189-4(lines 189 193) no Hoare annotation was computed. [2022-11-19 06:44:58,670 INFO L899 garLoopResultBuilder]: For program point L454(lines 454 460) no Hoare annotation was computed. [2022-11-19 06:44:58,670 INFO L899 garLoopResultBuilder]: For program point L388-1(lines 388 392) no Hoare annotation was computed. [2022-11-19 06:44:58,670 INFO L895 garLoopResultBuilder]: At program point L388-2(lines 388 392) the Hoare annotation is: false [2022-11-19 06:44:58,670 INFO L899 garLoopResultBuilder]: For program point L388-3(lines 388 392) no Hoare annotation was computed. [2022-11-19 06:44:58,671 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-19 06:44:58,671 INFO L899 garLoopResultBuilder]: For program point L190-2(lines 190 191) no Hoare annotation was computed. [2022-11-19 06:44:58,671 INFO L895 garLoopResultBuilder]: At program point L190-3(lines 190 191) the Hoare annotation is: false [2022-11-19 06:44:58,671 INFO L899 garLoopResultBuilder]: For program point L190-4(lines 190 191) no Hoare annotation was computed. [2022-11-19 06:44:58,671 INFO L899 garLoopResultBuilder]: For program point L323-2(lines 323 327) no Hoare annotation was computed. [2022-11-19 06:44:58,671 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 230) no Hoare annotation was computed. [2022-11-19 06:44:58,671 INFO L895 garLoopResultBuilder]: At program point L323-3(lines 323 327) the Hoare annotation is: false [2022-11-19 06:44:58,671 INFO L899 garLoopResultBuilder]: For program point L257-2(lines 257 262) no Hoare annotation was computed. [2022-11-19 06:44:58,672 INFO L899 garLoopResultBuilder]: For program point L323-4(lines 323 327) no Hoare annotation was computed. [2022-11-19 06:44:58,672 INFO L895 garLoopResultBuilder]: At program point L257-3(lines 257 262) the Hoare annotation is: false [2022-11-19 06:44:58,672 INFO L899 garLoopResultBuilder]: For program point L257-4(lines 257 262) no Hoare annotation was computed. [2022-11-19 06:44:58,672 INFO L899 garLoopResultBuilder]: For program point L588(lines 588 597) no Hoare annotation was computed. [2022-11-19 06:44:58,672 INFO L899 garLoopResultBuilder]: For program point L489-1(lines 489 490) no Hoare annotation was computed. [2022-11-19 06:44:58,672 INFO L895 garLoopResultBuilder]: At program point L489-3(lines 489 490) the Hoare annotation is: false [2022-11-19 06:44:58,672 INFO L899 garLoopResultBuilder]: For program point L489-4(lines 489 490) no Hoare annotation was computed. [2022-11-19 06:44:58,672 INFO L899 garLoopResultBuilder]: For program point L225(lines 225 228) no Hoare annotation was computed. [2022-11-19 06:44:58,672 INFO L895 garLoopResultBuilder]: At program point L60(lines 20 61) the Hoare annotation is: false [2022-11-19 06:44:58,673 INFO L899 garLoopResultBuilder]: For program point L589(line 589) no Hoare annotation was computed. [2022-11-19 06:44:58,673 INFO L899 garLoopResultBuilder]: For program point L424(lines 424 470) no Hoare annotation was computed. [2022-11-19 06:44:58,673 INFO L899 garLoopResultBuilder]: For program point L259-2(lines 259 260) no Hoare annotation was computed. [2022-11-19 06:44:58,673 INFO L895 garLoopResultBuilder]: At program point L259-3(lines 259 260) the Hoare annotation is: false [2022-11-19 06:44:58,673 INFO L899 garLoopResultBuilder]: For program point L259-4(lines 259 260) no Hoare annotation was computed. [2022-11-19 06:44:58,673 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-19 06:44:58,673 INFO L895 garLoopResultBuilder]: At program point L590(line 590) the Hoare annotation is: false [2022-11-19 06:44:58,673 INFO L899 garLoopResultBuilder]: For program point L590-1(line 590) no Hoare annotation was computed. [2022-11-19 06:44:58,673 INFO L899 garLoopResultBuilder]: For program point L293-2(lines 293 297) no Hoare annotation was computed. [2022-11-19 06:44:58,674 INFO L895 garLoopResultBuilder]: At program point L293-3(lines 293 297) the Hoare annotation is: false [2022-11-19 06:44:58,674 INFO L899 garLoopResultBuilder]: For program point L293-4(lines 293 297) no Hoare annotation was computed. [2022-11-19 06:44:58,674 INFO L899 garLoopResultBuilder]: For program point L591(line 591) no Hoare annotation was computed. [2022-11-19 06:44:58,674 INFO L899 garLoopResultBuilder]: For program point L492(lines 492 496) no Hoare annotation was computed. [2022-11-19 06:44:58,674 INFO L899 garLoopResultBuilder]: For program point L294-2(lines 294 295) no Hoare annotation was computed. [2022-11-19 06:44:58,674 INFO L895 garLoopResultBuilder]: At program point L294-3(lines 294 295) the Hoare annotation is: false [2022-11-19 06:44:58,675 INFO L899 garLoopResultBuilder]: For program point L294-4(lines 294 295) no Hoare annotation was computed. [2022-11-19 06:44:58,675 INFO L899 garLoopResultBuilder]: For program point L30(lines 30 54) no Hoare annotation was computed. [2022-11-19 06:44:58,675 INFO L895 garLoopResultBuilder]: At program point L592(line 592) the Hoare annotation is: false [2022-11-19 06:44:58,675 INFO L899 garLoopResultBuilder]: For program point L592-1(line 592) no Hoare annotation was computed. [2022-11-19 06:44:58,675 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 398) no Hoare annotation was computed. [2022-11-19 06:44:58,676 INFO L899 garLoopResultBuilder]: For program point L328-2(lines 328 329) no Hoare annotation was computed. [2022-11-19 06:44:58,676 INFO L895 garLoopResultBuilder]: At program point L328-3(lines 328 329) the Hoare annotation is: false [2022-11-19 06:44:58,676 INFO L899 garLoopResultBuilder]: For program point L328-4(lines 299 339) no Hoare annotation was computed. [2022-11-19 06:44:58,676 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 48) no Hoare annotation was computed. [2022-11-19 06:44:58,676 INFO L899 garLoopResultBuilder]: For program point L593(line 593) no Hoare annotation was computed. [2022-11-19 06:44:58,677 INFO L899 garLoopResultBuilder]: For program point L32(lines 32 38) no Hoare annotation was computed. [2022-11-19 06:44:58,677 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-19 06:44:58,677 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 613) no Hoare annotation was computed. [2022-11-19 06:44:58,677 INFO L895 garLoopResultBuilder]: At program point L594(line 594) the Hoare annotation is: false [2022-11-19 06:44:58,678 INFO L899 garLoopResultBuilder]: For program point L594-1(line 594) no Hoare annotation was computed. [2022-11-19 06:44:58,678 INFO L895 garLoopResultBuilder]: At program point L264(lines 171 341) the Hoare annotation is: false [2022-11-19 06:44:58,678 INFO L899 garLoopResultBuilder]: For program point L198-2(lines 198 202) no Hoare annotation was computed. [2022-11-19 06:44:58,678 INFO L895 garLoopResultBuilder]: At program point L198-3(lines 198 202) the Hoare annotation is: false [2022-11-19 06:44:58,678 INFO L895 garLoopResultBuilder]: At program point L198-4(lines 198 202) the Hoare annotation is: false [2022-11-19 06:44:58,679 INFO L899 garLoopResultBuilder]: For program point L33(lines 33 37) no Hoare annotation was computed. [2022-11-19 06:44:58,679 INFO L899 garLoopResultBuilder]: For program point L595(line 595) no Hoare annotation was computed. [2022-11-19 06:44:58,679 INFO L899 garLoopResultBuilder]: For program point L430(line 430) no Hoare annotation was computed. [2022-11-19 06:44:58,679 INFO L899 garLoopResultBuilder]: For program point L430-2(lines 430 462) no Hoare annotation was computed. [2022-11-19 06:44:58,679 INFO L899 garLoopResultBuilder]: For program point L232-1(lines 219 247) no Hoare annotation was computed. [2022-11-19 06:44:58,680 INFO L895 garLoopResultBuilder]: At program point L596(line 596) the Hoare annotation is: false [2022-11-19 06:44:58,680 INFO L899 garLoopResultBuilder]: For program point L596-1(line 596) no Hoare annotation was computed. [2022-11-19 06:44:58,680 INFO L895 garLoopResultBuilder]: At program point L497(lines 382 498) the Hoare annotation is: false [2022-11-19 06:44:58,680 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 469) no Hoare annotation was computed. [2022-11-19 06:44:58,680 INFO L895 garLoopResultBuilder]: At program point L299(lines 299 339) the Hoare annotation is: false [2022-11-19 06:44:58,681 INFO L895 garLoopResultBuilder]: At program point L233(lines 233 240) the Hoare annotation is: false [2022-11-19 06:44:58,681 INFO L899 garLoopResultBuilder]: For program point L35(lines 35 37) no Hoare annotation was computed. [2022-11-19 06:44:58,681 INFO L902 garLoopResultBuilder]: At program point L118(line 118) the Hoare annotation is: true [2022-11-19 06:44:58,681 INFO L899 garLoopResultBuilder]: For program point L118-1(line 118) no Hoare annotation was computed. [2022-11-19 06:44:58,681 INFO L902 garLoopResultBuilder]: At program point L131(line 131) the Hoare annotation is: true [2022-11-19 06:44:58,682 INFO L899 garLoopResultBuilder]: For program point L131-1(line 131) no Hoare annotation was computed. [2022-11-19 06:44:58,682 INFO L899 garLoopResultBuilder]: For program point L127(lines 127 132) no Hoare annotation was computed. [2022-11-19 06:44:58,682 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 94 98) no Hoare annotation was computed. [2022-11-19 06:44:58,682 INFO L902 garLoopResultBuilder]: At program point L94-2(lines 94 98) the Hoare annotation is: true [2022-11-19 06:44:58,683 INFO L899 garLoopResultBuilder]: For program point L94-3(lines 94 98) no Hoare annotation was computed. [2022-11-19 06:44:58,683 INFO L899 garLoopResultBuilder]: For program point L119(lines 119 126) no Hoare annotation was computed. [2022-11-19 06:44:58,683 INFO L899 garLoopResultBuilder]: For program point scalbn_floatFINAL(lines 90 140) no Hoare annotation was computed. [2022-11-19 06:44:58,683 INFO L899 garLoopResultBuilder]: For program point L107-1(lines 107 111) no Hoare annotation was computed. [2022-11-19 06:44:58,683 INFO L902 garLoopResultBuilder]: At program point L107-2(lines 107 111) the Hoare annotation is: true [2022-11-19 06:44:58,683 INFO L899 garLoopResultBuilder]: For program point L107-3(lines 107 111) no Hoare annotation was computed. [2022-11-19 06:44:58,684 INFO L899 garLoopResultBuilder]: For program point L103(lines 103 104) no Hoare annotation was computed. [2022-11-19 06:44:58,684 INFO L899 garLoopResultBuilder]: For program point L128(lines 128 131) no Hoare annotation was computed. [2022-11-19 06:44:58,684 INFO L899 garLoopResultBuilder]: For program point L120-1(lines 120 124) no Hoare annotation was computed. [2022-11-19 06:44:58,684 INFO L902 garLoopResultBuilder]: At program point L120-2(lines 120 124) the Hoare annotation is: true [2022-11-19 06:44:58,684 INFO L899 garLoopResultBuilder]: For program point L120-3(lines 120 124) no Hoare annotation was computed. [2022-11-19 06:44:58,685 INFO L899 garLoopResultBuilder]: For program point scalbn_floatEXIT(lines 90 140) no Hoare annotation was computed. [2022-11-19 06:44:58,685 INFO L902 garLoopResultBuilder]: At program point scalbn_floatENTRY(lines 90 140) the Hoare annotation is: true [2022-11-19 06:44:58,685 INFO L902 garLoopResultBuilder]: At program point L129(line 129) the Hoare annotation is: true [2022-11-19 06:44:58,685 INFO L899 garLoopResultBuilder]: For program point L129-1(line 129) no Hoare annotation was computed. [2022-11-19 06:44:58,685 INFO L899 garLoopResultBuilder]: For program point L117(lines 117 118) no Hoare annotation was computed. [2022-11-19 06:44:58,686 INFO L899 garLoopResultBuilder]: For program point L113(lines 113 114) no Hoare annotation was computed. [2022-11-19 06:44:58,686 INFO L899 garLoopResultBuilder]: For program point L105(lines 105 115) no Hoare annotation was computed. [2022-11-19 06:44:58,686 INFO L899 garLoopResultBuilder]: For program point L105-2(lines 105 115) no Hoare annotation was computed. [2022-11-19 06:44:58,686 INFO L899 garLoopResultBuilder]: For program point L101(lines 101 102) no Hoare annotation was computed. [2022-11-19 06:44:58,686 INFO L899 garLoopResultBuilder]: For program point L134-1(lines 134 138) no Hoare annotation was computed. [2022-11-19 06:44:58,687 INFO L902 garLoopResultBuilder]: At program point L134-2(lines 134 138) the Hoare annotation is: true [2022-11-19 06:44:58,687 INFO L899 garLoopResultBuilder]: For program point L134-3(lines 134 138) no Hoare annotation was computed. [2022-11-19 06:44:58,691 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-11-19 06:44:58,693 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-19 06:44:58,714 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-19 06:44:58,715 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-19 06:44:58,715 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-19 06:44:58,715 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-19 06:44:58,716 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-19 06:44:58,716 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-19 06:44:58,717 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-19 06:44:58,717 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-19 06:44:58,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 06:44:58 BoogieIcfgContainer [2022-11-19 06:44:58,719 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-19 06:44:58,719 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-19 06:44:58,720 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-19 06:44:58,720 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-19 06:44:58,720 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:44:09" (3/4) ... [2022-11-19 06:44:58,724 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-19 06:44:58,732 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_cosf [2022-11-19 06:44:58,732 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_float [2022-11-19 06:44:58,732 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_sinf [2022-11-19 06:44:58,733 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_float [2022-11-19 06:44:58,752 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2022-11-19 06:44:58,754 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-11-19 06:44:58,756 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-19 06:44:58,758 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-19 06:44:58,793 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_kcos) || \old(x) == x [2022-11-19 06:44:58,794 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_kcos && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == \result [2022-11-19 06:44:58,794 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v___kernel_cosf_~ix~6_12 : bv32 :: \old(x) == ~fp~LONGDOUBLE(v___kernel_cosf_~ix~6_12[31:31], v___kernel_cosf_~ix~6_12[30:23], v___kernel_cosf_~ix~6_12[22:0]) && !~bvslt32(~bvand32(2147483647bv32, v___kernel_cosf_~ix~6_12), 838860800bv32)) || !(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_kcos) [2022-11-19 06:44:58,972 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/witness.graphml [2022-11-19 06:44:58,972 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-19 06:44:58,973 INFO L158 Benchmark]: Toolchain (without parser) took 90077.48ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 45.0MB in the beginning and 49.6MB in the end (delta: -4.6MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. [2022-11-19 06:44:58,974 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 65.0MB. Free memory was 47.9MB in the beginning and 47.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 06:44:58,974 INFO L158 Benchmark]: CACSL2BoogieTranslator took 720.46ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 44.8MB in the beginning and 70.5MB in the end (delta: -25.7MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2022-11-19 06:44:58,974 INFO L158 Benchmark]: Boogie Procedure Inliner took 176.60ms. Allocated memory is still 90.2MB. Free memory was 70.5MB in the beginning and 63.4MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-19 06:44:58,975 INFO L158 Benchmark]: Boogie Preprocessor took 101.89ms. Allocated memory is still 90.2MB. Free memory was 63.4MB in the beginning and 55.6MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-19 06:44:58,975 INFO L158 Benchmark]: RCFGBuilder took 39606.75ms. Allocated memory is still 90.2MB. Free memory was 55.6MB in the beginning and 61.5MB in the end (delta: -5.9MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2022-11-19 06:44:58,976 INFO L158 Benchmark]: TraceAbstraction took 49211.41ms. Allocated memory is still 90.2MB. Free memory was 60.9MB in the beginning and 36.0MB in the end (delta: 25.0MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. [2022-11-19 06:44:58,976 INFO L158 Benchmark]: Witness Printer took 253.07ms. Allocated memory is still 90.2MB. Free memory was 36.0MB in the beginning and 49.6MB in the end (delta: -13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-19 06:44:58,978 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 65.0MB. Free memory was 47.9MB in the beginning and 47.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 720.46ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 44.8MB in the beginning and 70.5MB in the end (delta: -25.7MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 176.60ms. Allocated memory is still 90.2MB. Free memory was 70.5MB in the beginning and 63.4MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 101.89ms. Allocated memory is still 90.2MB. Free memory was 63.4MB in the beginning and 55.6MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 39606.75ms. Allocated memory is still 90.2MB. Free memory was 55.6MB in the beginning and 61.5MB in the end (delta: -5.9MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * TraceAbstraction took 49211.41ms. Allocated memory is still 90.2MB. Free memory was 60.9MB in the beginning and 36.0MB in the end (delta: 25.0MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. * Witness Printer took 253.07ms. Allocated memory is still 90.2MB. Free memory was 36.0MB in the beginning and 49.6MB in the end (delta: -13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] * 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: 613]: 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 5 procedures, 241 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 49.1s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 36.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 16 mSolverCounterUnknown, 37 SdHoareTripleChecker+Valid, 34.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 34 mSDsluCounter, 682 SdHoareTripleChecker+Invalid, 34.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 32 IncrementalHoareTripleChecker+Unchecked, 258 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 75 IncrementalHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 424 mSDtfsCounter, 75 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 82 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=241occurred in iteration=0, InterpolantAutomatonStates: 27, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 162 PreInvPairs, 169 NumberOfFragments, 137 HoareAnnotationTreeSize, 162 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 65 FomulaSimplificationsInter, 14 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 7.8s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 79 NumberOfCodeBlocks, 79 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 74 ConstructedInterpolants, 6 QuantifiedInterpolants, 378 SizeOfPredicates, 19 NumberOfNonLiveVariables, 1847 ConjunctsInSsa, 35 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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 1 specifications checked. All of them hold - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 388]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 478]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 483]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_kcos && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == \result - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: !(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_kcos) || \old(x) == x - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_kcos - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 555]: Loop Invariant [2022-11-19 06:44:58,996 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-19 06:44:58,997 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-19 06:44:58,997 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-19 06:44:58,997 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-19 06:44:58,998 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-19 06:44:58,998 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-19 06:44:58,998 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] [2022-11-19 06:44:58,998 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___kernel_cosf_~ix~6_12,QUANTIFIED] Derived loop invariant: (\exists v___kernel_cosf_~ix~6_12 : bv32 :: \old(x) == ~fp~LONGDOUBLE(v___kernel_cosf_~ix~6_12[31:31], v___kernel_cosf_~ix~6_12[30:23], v___kernel_cosf_~ix~6_12[22:0]) && !~bvslt32(~bvand32(2147483647bv32, v___kernel_cosf_~ix~6_12), 838860800bv32)) || !(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_kcos) - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 288]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 323]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-19 06:44:59,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dadc8f74-cff9-4b4b-a67b-191505ca7304/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE