./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0210.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0210.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh --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 8f97d7ab8eac5ca3d115fa0347c96d0f4518c09b98759dc2b329944b78141e6f --- 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-2329fc7 [2022-12-14 11:50:42,914 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 11:50:42,915 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 11:50:42,929 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 11:50:42,929 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 11:50:42,930 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 11:50:42,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 11:50:42,932 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 11:50:42,933 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 11:50:42,934 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 11:50:42,935 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 11:50:42,936 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 11:50:42,936 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 11:50:42,936 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 11:50:42,937 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 11:50:42,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 11:50:42,939 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 11:50:42,939 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 11:50:42,941 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 11:50:42,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 11:50:42,943 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 11:50:42,944 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 11:50:42,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 11:50:42,945 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 11:50:42,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 11:50:42,948 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 11:50:42,949 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 11:50:42,949 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 11:50:42,950 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 11:50:42,950 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 11:50:42,951 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 11:50:42,951 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 11:50:42,952 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 11:50:42,952 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 11:50:42,953 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 11:50:42,953 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 11:50:42,954 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 11:50:42,954 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 11:50:42,954 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 11:50:42,955 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 11:50:42,955 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 11:50:42,956 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-12-14 11:50:42,972 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 11:50:42,972 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 11:50:42,972 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 11:50:42,972 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 11:50:42,973 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 11:50:42,973 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 11:50:42,973 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 11:50:42,973 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 11:50:42,973 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 11:50:42,974 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 11:50:42,974 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 11:50:42,974 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 11:50:42,974 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 11:50:42,974 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 11:50:42,974 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 11:50:42,975 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 11:50:42,975 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 11:50:42,975 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 11:50:42,975 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 11:50:42,976 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 11:50:42,976 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 11:50:42,976 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 11:50:42,976 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 11:50:42,976 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 11:50:42,976 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 11:50:42,976 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 11:50:42,977 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 11:50:42,977 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 11:50:42,977 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 11:50:42,977 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 11:50:42,977 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 11:50:42,977 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 11:50:42,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 11:50:42,978 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 11:50:42,978 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 11:50:42,978 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 11:50:42,978 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 11:50:42,978 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 11:50:42,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 11:50:42,979 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 11:50:42,979 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 11:50:42,979 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_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f97d7ab8eac5ca3d115fa0347c96d0f4518c09b98759dc2b329944b78141e6f [2022-12-14 11:50:43,148 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 11:50:43,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 11:50:43,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 11:50:43,171 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 11:50:43,171 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 11:50:43,172 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/float-newlib/double_req_bl_0210.c [2022-12-14 11:50:45,797 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 11:50:45,943 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 11:50:45,943 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/sv-benchmarks/c/float-newlib/double_req_bl_0210.c [2022-12-14 11:50:45,951 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/data/ce013510c/864aea048e8f46128d93aa85b422ab0f/FLAG46db75a10 [2022-12-14 11:50:45,962 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/data/ce013510c/864aea048e8f46128d93aa85b422ab0f [2022-12-14 11:50:45,965 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 11:50:45,966 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 11:50:45,968 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 11:50:45,968 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 11:50:45,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 11:50:45,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:50:45" (1/1) ... [2022-12-14 11:50:45,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a3c9634 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:50:45, skipping insertion in model container [2022-12-14 11:50:45,973 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:50:45" (1/1) ... [2022-12-14 11:50:45,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 11:50:46,016 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 11:50:46,207 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/sv-benchmarks/c/float-newlib/double_req_bl_0210.c[15959,15972] [2022-12-14 11:50:46,210 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 11:50:46,222 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 11:50:46,282 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/sv-benchmarks/c/float-newlib/double_req_bl_0210.c[15959,15972] [2022-12-14 11:50:46,283 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 11:50:46,300 INFO L208 MainTranslator]: Completed translation [2022-12-14 11:50:46,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:50:46 WrapperNode [2022-12-14 11:50:46,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 11:50:46,301 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 11:50:46,301 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 11:50:46,301 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 11:50:46,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:50:46" (1/1) ... [2022-12-14 11:50:46,322 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:50:46" (1/1) ... [2022-12-14 11:50:46,355 INFO L138 Inliner]: procedures = 25, calls = 375, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1024 [2022-12-14 11:50:46,355 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 11:50:46,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 11:50:46,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 11:50:46,356 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 11:50:46,363 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:50:46" (1/1) ... [2022-12-14 11:50:46,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:50:46" (1/1) ... [2022-12-14 11:50:46,369 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:50:46" (1/1) ... [2022-12-14 11:50:46,370 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:50:46" (1/1) ... [2022-12-14 11:50:46,408 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:50:46" (1/1) ... [2022-12-14 11:50:46,419 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:50:46" (1/1) ... [2022-12-14 11:50:46,424 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:50:46" (1/1) ... [2022-12-14 11:50:46,429 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:50:46" (1/1) ... [2022-12-14 11:50:46,447 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 11:50:46,448 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 11:50:46,449 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 11:50:46,449 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 11:50:46,449 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:50:46" (1/1) ... [2022-12-14 11:50:46,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 11:50:46,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 11:50:46,479 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 11:50:46,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 11:50:46,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 11:50:46,514 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2022-12-14 11:50:46,514 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2022-12-14 11:50:46,514 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cos [2022-12-14 11:50:46,514 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cos [2022-12-14 11:50:46,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 11:50:46,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-12-14 11:50:46,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 11:50:46,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-12-14 11:50:46,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 11:50:46,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-12-14 11:50:46,515 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sin [2022-12-14 11:50:46,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sin [2022-12-14 11:50:46,515 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2022-12-14 11:50:46,515 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2022-12-14 11:50:46,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 11:50:46,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 11:50:46,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 11:50:46,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 11:50:46,642 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 11:50:46,643 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 11:50:47,347 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 11:50:47,540 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 11:50:47,540 INFO L300 CfgBuilder]: Removed 63 assume(true) statements. [2022-12-14 11:50:47,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:50:47 BoogieIcfgContainer [2022-12-14 11:50:47,543 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 11:50:47,545 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 11:50:47,545 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 11:50:47,547 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 11:50:47,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 11:50:45" (1/3) ... [2022-12-14 11:50:47,548 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4def106f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 11:50:47, skipping insertion in model container [2022-12-14 11:50:47,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:50:46" (2/3) ... [2022-12-14 11:50:47,548 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4def106f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 11:50:47, skipping insertion in model container [2022-12-14 11:50:47,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:50:47" (3/3) ... [2022-12-14 11:50:47,550 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0210.c [2022-12-14 11:50:47,564 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 11:50:47,564 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 11:50:47,608 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 11:50:47,613 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;@d0769ff, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 11:50:47,614 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 11:50:47,618 INFO L276 IsEmpty]: Start isEmpty. Operand has 174 states, 156 states have (on average 1.6923076923076923) internal successors, (264), 157 states have internal predecessors, (264), 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) [2022-12-14 11:50:47,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 11:50:47,624 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:50:47,624 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:50:47,625 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:50:47,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:50:47,629 INFO L85 PathProgramCache]: Analyzing trace with hash 720968382, now seen corresponding path program 1 times [2022-12-14 11:50:47,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:50:47,636 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281467593] [2022-12-14 11:50:47,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:50:47,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:50:47,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:50:47,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 11:50:47,829 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:50:47,830 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281467593] [2022-12-14 11:50:47,830 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281467593] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:50:47,830 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:50:47,830 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 11:50:47,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941724957] [2022-12-14 11:50:47,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:50:47,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-14 11:50:47,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:50:47,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-14 11:50:47,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-14 11:50:47,864 INFO L87 Difference]: Start difference. First operand has 174 states, 156 states have (on average 1.6923076923076923) internal successors, (264), 157 states have internal predecessors, (264), 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) [2022-12-14 11:50:48,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:50:48,030 INFO L93 Difference]: Finished difference Result 347 states and 587 transitions. [2022-12-14 11:50:48,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-14 11:50:48,033 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 [2022-12-14 11:50:48,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:50:48,042 INFO L225 Difference]: With dead ends: 347 [2022-12-14 11:50:48,042 INFO L226 Difference]: Without dead ends: 172 [2022-12-14 11:50:48,046 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 [2022-12-14 11:50:48,050 INFO L413 NwaCegarLoop]: 189 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, 189 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 [2022-12-14 11:50:48,051 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 189 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 11:50:48,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2022-12-14 11:50:48,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 172. [2022-12-14 11:50:48,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 155 states have (on average 1.3935483870967742) internal successors, (216), 155 states have internal predecessors, (216), 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) [2022-12-14 11:50:48,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 240 transitions. [2022-12-14 11:50:48,092 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 240 transitions. Word has length 8 [2022-12-14 11:50:48,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:50:48,092 INFO L495 AbstractCegarLoop]: Abstraction has 172 states and 240 transitions. [2022-12-14 11:50:48,093 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) [2022-12-14 11:50:48,093 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 240 transitions. [2022-12-14 11:50:48,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 11:50:48,093 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:50:48,093 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:50:48,093 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 11:50:48,094 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:50:48,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:50:48,094 INFO L85 PathProgramCache]: Analyzing trace with hash 1190000020, now seen corresponding path program 1 times [2022-12-14 11:50:48,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:50:48,095 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226949052] [2022-12-14 11:50:48,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:50:48,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:50:48,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 11:50:48,167 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 11:50:48,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 11:50:48,240 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-12-14 11:50:48,240 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-14 11:50:48,242 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-14 11:50:48,244 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 11:50:48,247 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2022-12-14 11:50:48,250 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 11:50:48,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 11:50:48 BoogieIcfgContainer [2022-12-14 11:50:48,278 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 11:50:48,279 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 11:50:48,279 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 11:50:48,279 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 11:50:48,280 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:50:47" (3/4) ... [2022-12-14 11:50:48,283 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-14 11:50:48,283 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 11:50:48,283 INFO L158 Benchmark]: Toolchain (without parser) took 2317.02ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 96.1MB in the beginning and 88.9MB in the end (delta: 7.1MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. [2022-12-14 11:50:48,284 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 109.1MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 11:50:48,284 INFO L158 Benchmark]: CACSL2BoogieTranslator took 332.85ms. Allocated memory is still 132.1MB. Free memory was 95.9MB in the beginning and 71.0MB in the end (delta: 24.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-14 11:50:48,285 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.06ms. Allocated memory is still 132.1MB. Free memory was 71.0MB in the beginning and 64.5MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 11:50:48,285 INFO L158 Benchmark]: Boogie Preprocessor took 91.84ms. Allocated memory is still 132.1MB. Free memory was 64.5MB in the beginning and 100.2MB in the end (delta: -35.7MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2022-12-14 11:50:48,285 INFO L158 Benchmark]: RCFGBuilder took 1094.38ms. Allocated memory is still 132.1MB. Free memory was 100.2MB in the beginning and 71.7MB in the end (delta: 28.4MB). Peak memory consumption was 53.4MB. Max. memory is 16.1GB. [2022-12-14 11:50:48,286 INFO L158 Benchmark]: TraceAbstraction took 733.90ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 70.8MB in the beginning and 88.9MB in the end (delta: -18.1MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2022-12-14 11:50:48,286 INFO L158 Benchmark]: Witness Printer took 3.80ms. Allocated memory is still 159.4MB. Free memory is still 88.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 11:50:48,289 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 109.1MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 332.85ms. Allocated memory is still 132.1MB. Free memory was 95.9MB in the beginning and 71.0MB in the end (delta: 24.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.06ms. Allocated memory is still 132.1MB. Free memory was 71.0MB in the beginning and 64.5MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.84ms. Allocated memory is still 132.1MB. Free memory was 64.5MB in the beginning and 100.2MB in the end (delta: -35.7MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1094.38ms. Allocated memory is still 132.1MB. Free memory was 100.2MB in the beginning and 71.7MB in the end (delta: 28.4MB). Peak memory consumption was 53.4MB. Max. memory is 16.1GB. * TraceAbstraction took 733.90ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 70.8MB in the beginning and 88.9MB in the end (delta: -18.1MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. * Witness Printer took 3.80ms. Allocated memory is still 159.4MB. Free memory is still 88.9MB. 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: 639]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 528, overapproximation of someBinaryArithmeticDOUBLEoperation at line 612, overapproximation of bitwiseAnd at line 608, overapproximation of someBinaryDOUBLEComparisonOperation at line 82. Possible FailurePath: [L16] static const double huge_floor = 1.0e300; [L105-L107] static const double two54_scalbn = 1.80143985094819840000e+16, twom54_scalbn = 5.55111512312578270212e-17, huge_scalbn = 1.0e+300, tiny_scalbn = 1.0e-300; [L176] static const int init_jk_krempio[] = {2, 3, 4, 6}; [L178-L183] static const double PIo2_krempio[] = { 1.57079625129699707031e+00, 7.54978941586159635335e-08, 5.39030252995776476554e-15, 3.28200341580791294123e-22, 1.27065575308067607349e-29, 1.22933308981111328932e-36, 2.73370053816464559624e-44, 2.16741683877804819444e-51, }; [L185-L187] static const double zero_krempio = 0.0, one_krempio = 1.0, two24_krempio = 1.67772160000000000000e+07, twon24_krempio = 5.96046447753906250000e-08; [L362-L373] static const __int32_t two_over_pi_rempio[] = { 0xA2F983, 0x6E4E44, 0x1529FC, 0x2757D1, 0xF534DD, 0xC0DB62, 0x95993C, 0x439041, 0xFE5163, 0xABDEBB, 0xC561B7, 0x246E3A, 0x424DD2, 0xE00649, 0x2EEA09, 0xD1921C, 0xFE1DEB, 0x1CB129, 0xA73EE8, 0x8235F5, 0x2EBB44, 0x84E99C, 0x7026B4, 0x5F7E41, 0x3991D6, 0x398353, 0x39F49C, 0x845F8B, 0xBDF928, 0x3B1FF8, 0x97FFDE, 0x05980F, 0xEF2F11, 0x8B5A0A, 0x6D1F6D, 0x367ECF, 0x27CB09, 0xB74F46, 0x3F669E, 0x5FEA2D, 0x7527BA, 0xC7EBE5, 0xF17B3D, 0x0739F7, 0x8A5292, 0xEA6BFB, 0x5FB11F, 0x8D5D08, 0x560330, 0x46FC7B, 0x6BABF0, 0xCFBC20, 0x9AF436, 0x1DA9E3, 0x91615E, 0xE61B08, 0x659985, 0x5F14A0, 0x68408D, 0xFFD880, 0x4D7327, 0x310606, 0x1556CA, 0x73A8C9, 0x60E27B, 0xC08C6B, }; [L375-L382] static const __int32_t npio2_hw_rempio[] = { 0x3FF921FB, 0x400921FB, 0x4012D97C, 0x401921FB, 0x401F6A7A, 0x4022D97C, 0x4025FDBB, 0x402921FB, 0x402C463A, 0x402F6A7A, 0x4031475C, 0x4032D97C, 0x40346B9C, 0x4035FDBB, 0x40378FDB, 0x403921FB, 0x403AB41B, 0x403C463A, 0x403DD85A, 0x403F6A7A, 0x40407E4C, 0x4041475C, 0x4042106C, 0x4042D97C, 0x4043A28C, 0x40446B9C, 0x404534AC, 0x4045FDBB, 0x4046C6CB, 0x40478FDB, 0x404858EB, 0x404921FB, }; [L384-L393] static const double zero_rempio = 0.00000000000000000000e+00, half_rempio = 5.00000000000000000000e-01, two24_rempio = 1.67772160000000000000e+07, invpio2_rempio = 6.36619772367581382433e-01, pio2_1_rempio = 1.57079632673412561417e+00, pio2_1t_rempio = 6.07710050650619224932e-11, pio2_2_rempio = 6.07710050630396597660e-11, pio2_2t_rempio = 2.02226624879595063154e-21, pio2_3_rempio = 2.02226624871116645580e-21, pio2_3t_rempio = 8.47842766036889956997e-32; [L526-L532] static const double one_kcos = 1.00000000000000000000e+00, C1_kcos = 4.16666666666666019037e-02, C2_kcos = -1.38888888888741095749e-03, C3_kcos = 2.48015872894767294178e-05, C4_kcos = -2.75573143513906633035e-07, C5_kcos = 2.08757232129817482790e-09, C6_kcos = -1.13596475577881948265e-11; [L570-L576] static const double half_ksin = 5.00000000000000000000e-01, S1_ksin = -1.66666666666666324348e-01, S2_ksin = 8.33333333332248946124e-03, S3_ksin = -1.98412698298579493134e-04, S4_ksin = 2.75573137070700676789e-06, S5_ksin = -2.50507602534068634195e-08, S6_ksin = 1.58969099521155010221e-10; [L634] double x = 0.0 / 0.0; [L635] CALL, EXPR sin_double(x) [L601] double y[2], z = 0.0; [L602] __int32_t n, ix; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L604] ieee_double_shape_type gh_u; [L605] gh_u.value = (x) [L606] EXPR gh_u.parts.msw [L606] (ix) = gh_u.parts.msw [L608] ix &= 0x7fffffff VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2146435072, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L609] COND FALSE !(ix <= 0x3fe921fb) VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2146435072, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L611] COND TRUE ix >= 0x7ff00000 [L612] return x - x; [L612] return x - x; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2146435072, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, z=0, zero_krempio=0, zero_rempio=0] [L635] RET, EXPR sin_double(x) [L635] double res = sin_double(x); [L638] CALL, EXPR isnan_double(res) [L82] return x != x; [L638] RET, EXPR isnan_double(res) [L638] COND TRUE !isnan_double(res) [L639] reach_error() VAL [C1_kcos=416666666666666019037/10000000000000000000000, C3_kcos=124007936447383647089/5000000000000000000000000, C5_kcos=20875723212981748279/10000000000000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, res=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000014, S2_ksin=208333333333062236531/25000000000000000000000, S4_ksin=275573137070700676789/100000000000000000000000000, S6_ksin=158969099521155010221/1000000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 174 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 189 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, 189 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=174occurred 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, 0.1s 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 [2022-12-14 11:50:48,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0210.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh --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 8f97d7ab8eac5ca3d115fa0347c96d0f4518c09b98759dc2b329944b78141e6f --- 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-2329fc7 [2022-12-14 11:50:50,023 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 11:50:50,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 11:50:50,043 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 11:50:50,044 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 11:50:50,045 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 11:50:50,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 11:50:50,047 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 11:50:50,049 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 11:50:50,049 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 11:50:50,050 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 11:50:50,051 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 11:50:50,052 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 11:50:50,053 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 11:50:50,054 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 11:50:50,055 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 11:50:50,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 11:50:50,056 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 11:50:50,058 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 11:50:50,059 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 11:50:50,061 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 11:50:50,062 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 11:50:50,063 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 11:50:50,064 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 11:50:50,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 11:50:50,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 11:50:50,068 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 11:50:50,069 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 11:50:50,069 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 11:50:50,070 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 11:50:50,070 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 11:50:50,071 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 11:50:50,071 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 11:50:50,072 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 11:50:50,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 11:50:50,077 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 11:50:50,078 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 11:50:50,078 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 11:50:50,078 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 11:50:50,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 11:50:50,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 11:50:50,080 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2022-12-14 11:50:50,098 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 11:50:50,098 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 11:50:50,099 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 11:50:50,099 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 11:50:50,099 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 11:50:50,099 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 11:50:50,099 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 11:50:50,100 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 11:50:50,100 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 11:50:50,100 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 11:50:50,100 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 11:50:50,100 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 11:50:50,101 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 11:50:50,101 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 11:50:50,101 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 11:50:50,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 11:50:50,101 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 11:50:50,101 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 11:50:50,101 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 11:50:50,101 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 11:50:50,102 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 11:50:50,102 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 11:50:50,102 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 11:50:50,102 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 11:50:50,102 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 11:50:50,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 11:50:50,102 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 11:50:50,102 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 11:50:50,103 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 11:50:50,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 11:50:50,103 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 11:50:50,103 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 11:50:50,103 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 11:50:50,103 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 11:50:50,103 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 11:50:50,103 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 11:50:50,104 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 11:50:50,104 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 11:50:50,104 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_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f97d7ab8eac5ca3d115fa0347c96d0f4518c09b98759dc2b329944b78141e6f [2022-12-14 11:50:50,322 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 11:50:50,336 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 11:50:50,338 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 11:50:50,339 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 11:50:50,339 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 11:50:50,340 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/float-newlib/double_req_bl_0210.c [2022-12-14 11:50:52,898 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 11:50:53,066 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 11:50:53,066 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/sv-benchmarks/c/float-newlib/double_req_bl_0210.c [2022-12-14 11:50:53,075 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/data/9ad3a2054/353446a4afc64bcf8aa1d07e25da379f/FLAG187240c03 [2022-12-14 11:50:53,092 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/data/9ad3a2054/353446a4afc64bcf8aa1d07e25da379f [2022-12-14 11:50:53,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 11:50:53,095 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 11:50:53,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 11:50:53,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 11:50:53,099 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 11:50:53,100 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:50:53" (1/1) ... [2022-12-14 11:50:53,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@192748c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:50:53, skipping insertion in model container [2022-12-14 11:50:53,101 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:50:53" (1/1) ... [2022-12-14 11:50:53,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 11:50:53,130 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 11:50:53,330 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/sv-benchmarks/c/float-newlib/double_req_bl_0210.c[15959,15972] [2022-12-14 11:50:53,333 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 11:50:53,350 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 11:50:53,410 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/sv-benchmarks/c/float-newlib/double_req_bl_0210.c[15959,15972] [2022-12-14 11:50:53,411 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 11:50:53,429 INFO L208 MainTranslator]: Completed translation [2022-12-14 11:50:53,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:50:53 WrapperNode [2022-12-14 11:50:53,430 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 11:50:53,430 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 11:50:53,430 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 11:50:53,430 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 11:50:53,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:50:53" (1/1) ... [2022-12-14 11:50:53,453 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:50:53" (1/1) ... [2022-12-14 11:50:53,486 INFO L138 Inliner]: procedures = 29, calls = 375, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1022 [2022-12-14 11:50:53,486 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 11:50:53,486 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 11:50:53,486 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 11:50:53,487 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 11:50:53,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:50:53" (1/1) ... [2022-12-14 11:50:53,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:50:53" (1/1) ... [2022-12-14 11:50:53,504 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:50:53" (1/1) ... [2022-12-14 11:50:53,504 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:50:53" (1/1) ... [2022-12-14 11:50:53,525 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:50:53" (1/1) ... [2022-12-14 11:50:53,533 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:50:53" (1/1) ... [2022-12-14 11:50:53,536 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:50:53" (1/1) ... [2022-12-14 11:50:53,539 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:50:53" (1/1) ... [2022-12-14 11:50:53,544 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 11:50:53,545 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 11:50:53,545 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 11:50:53,545 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 11:50:53,546 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:50:53" (1/1) ... [2022-12-14 11:50:53,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 11:50:53,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 11:50:53,567 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 11:50:53,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 11:50:53,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 11:50:53,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2022-12-14 11:50:53,607 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2022-12-14 11:50:53,608 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2022-12-14 11:50:53,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2022-12-14 11:50:53,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 11:50:53,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-14 11:50:53,608 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cos [2022-12-14 11:50:53,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cos [2022-12-14 11:50:53,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 11:50:53,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2022-12-14 11:50:53,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 11:50:53,609 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sin [2022-12-14 11:50:53,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sin [2022-12-14 11:50:53,609 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2022-12-14 11:50:53,609 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2022-12-14 11:50:53,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 11:50:53,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 11:50:53,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 11:50:53,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 11:50:53,749 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 11:50:53,750 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 11:51:45,688 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 11:51:45,698 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 11:51:45,698 INFO L300 CfgBuilder]: Removed 63 assume(true) statements. [2022-12-14 11:51:45,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:51:45 BoogieIcfgContainer [2022-12-14 11:51:45,701 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 11:51:45,702 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 11:51:45,703 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 11:51:45,706 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 11:51:45,706 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 11:50:53" (1/3) ... [2022-12-14 11:51:45,706 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b4125b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 11:51:45, skipping insertion in model container [2022-12-14 11:51:45,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:50:53" (2/3) ... [2022-12-14 11:51:45,707 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b4125b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 11:51:45, skipping insertion in model container [2022-12-14 11:51:45,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:51:45" (3/3) ... [2022-12-14 11:51:45,708 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0210.c [2022-12-14 11:51:45,723 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 11:51:45,724 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 11:51:45,777 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 11:51:45,782 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;@32d2c08c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 11:51:45,782 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 11:51:45,786 INFO L276 IsEmpty]: Start isEmpty. Operand has 254 states, 236 states have (on average 1.6652542372881356) internal successors, (393), 237 states have internal predecessors, (393), 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) [2022-12-14 11:51:45,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 11:51:45,791 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:51:45,792 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:51:45,792 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:51:45,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:51:45,795 INFO L85 PathProgramCache]: Analyzing trace with hash -1678301909, now seen corresponding path program 1 times [2022-12-14 11:51:45,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 11:51:45,805 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1543133822] [2022-12-14 11:51:45,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:51:45,805 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 [2022-12-14 11:51:45,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 11:51:45,807 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/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) [2022-12-14 11:51:45,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/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 [2022-12-14 11:51:46,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:51:46,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 1 conjunts are in the unsatisfiable core [2022-12-14 11:51:46,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 11:51:46,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 11:51:46,203 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 11:51:46,203 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 11:51:46,203 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1543133822] [2022-12-14 11:51:46,204 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1543133822] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:51:46,204 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:51:46,204 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 11:51:46,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631907850] [2022-12-14 11:51:46,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:51:46,208 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-14 11:51:46,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 11:51:46,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-14 11:51:46,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-14 11:51:46,230 INFO L87 Difference]: Start difference. First operand has 254 states, 236 states have (on average 1.6652542372881356) internal successors, (393), 237 states have internal predecessors, (393), 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 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 11:51:46,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:51:46,273 INFO L93 Difference]: Finished difference Result 506 states and 844 transitions. [2022-12-14 11:51:46,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-14 11:51:46,275 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-12-14 11:51:46,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:51:46,282 INFO L225 Difference]: With dead ends: 506 [2022-12-14 11:51:46,282 INFO L226 Difference]: Without dead ends: 251 [2022-12-14 11:51:46,285 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-14 11:51:46,288 INFO L413 NwaCegarLoop]: 353 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, 353 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 [2022-12-14 11:51:46,288 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 353 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 11:51:46,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2022-12-14 11:51:46,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 251. [2022-12-14 11:51:46,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 251 states, 234 states have (on average 1.393162393162393) internal successors, (326), 234 states have internal predecessors, (326), 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) [2022-12-14 11:51:46,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 350 transitions. [2022-12-14 11:51:46,331 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 350 transitions. Word has length 10 [2022-12-14 11:51:46,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:51:46,331 INFO L495 AbstractCegarLoop]: Abstraction has 251 states and 350 transitions. [2022-12-14 11:51:46,332 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 11:51:46,332 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 350 transitions. [2022-12-14 11:51:46,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 11:51:46,332 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:51:46,332 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:51:46,350 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/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)] Forceful destruction successful, exit code 0 [2022-12-14 11:51:46,533 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/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 [2022-12-14 11:51:46,534 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:51:46,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:51:46,536 INFO L85 PathProgramCache]: Analyzing trace with hash 749612129, now seen corresponding path program 1 times [2022-12-14 11:51:46,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 11:51:46,538 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [604810824] [2022-12-14 11:51:46,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:51:46,539 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 [2022-12-14 11:51:46,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 11:51:46,542 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/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) [2022-12-14 11:51:46,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/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 [2022-12-14 11:51:46,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:51:46,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 11:51:46,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 11:51:47,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 11:51:47,907 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 11:51:47,908 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 11:51:47,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [604810824] [2022-12-14 11:51:47,908 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [604810824] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:51:47,908 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:51:47,908 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-14 11:51:47,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189203334] [2022-12-14 11:51:47,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:51:47,910 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-14 11:51:47,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 11:51:47,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-14 11:51:47,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-14 11:51:47,911 INFO L87 Difference]: Start difference. First operand 251 states and 350 transitions. Second operand has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 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) [2022-12-14 11:51:51,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.92s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 11:51:54,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 11:51:57,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.66s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 11:51:58,859 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:52:01,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:52:04,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:52:07,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 11:52:11,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 11:52:12,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:52:14,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 11:52:16,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:52:19,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 11:52:22,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.44s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:52:24,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:52:26,996 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:52:29,356 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:52:32,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 11:52:34,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 11:52:39,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 11:52:43,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 11:52:46,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:52:49,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:52:51,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:52:53,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:52:56,003 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:52:58,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:53:01,197 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 11:53:03,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 11:53:03,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:53:03,570 INFO L93 Difference]: Finished difference Result 376 states and 521 transitions. [2022-12-14 11:53:03,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 11:53:03,608 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 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 11 [2022-12-14 11:53:03,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:53:03,612 INFO L225 Difference]: With dead ends: 376 [2022-12-14 11:53:03,612 INFO L226 Difference]: Without dead ends: 371 [2022-12-14 11:53:03,613 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-12-14 11:53:03,614 INFO L413 NwaCegarLoop]: 317 mSDtfsCounter, 180 mSDsluCounter, 1452 mSDsCounter, 0 mSdLazyCounter, 201 mSolverCounterSat, 6 mSolverCounterUnsat, 23 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 72.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 192 SdHoareTripleChecker+Valid, 1769 SdHoareTripleChecker+Invalid, 230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 201 IncrementalHoareTripleChecker+Invalid, 23 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 75.0s IncrementalHoareTripleChecker+Time [2022-12-14 11:53:03,614 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [192 Valid, 1769 Invalid, 230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 201 Invalid, 23 Unknown, 0 Unchecked, 75.0s Time] [2022-12-14 11:53:03,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2022-12-14 11:53:03,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 305. [2022-12-14 11:53:03,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 305 states, 282 states have (on average 1.375886524822695) internal successors, (388), 284 states have internal predecessors, (388), 16 states have call successors, (16), 6 states have call predecessors, (16), 6 states have return successors, (17), 14 states have call predecessors, (17), 16 states have call successors, (17) [2022-12-14 11:53:03,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 421 transitions. [2022-12-14 11:53:03,644 INFO L78 Accepts]: Start accepts. Automaton has 305 states and 421 transitions. Word has length 11 [2022-12-14 11:53:03,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:53:03,644 INFO L495 AbstractCegarLoop]: Abstraction has 305 states and 421 transitions. [2022-12-14 11:53:03,644 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 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) [2022-12-14 11:53:03,644 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 421 transitions. [2022-12-14 11:53:03,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 11:53:03,645 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:53:03,645 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] [2022-12-14 11:53:03,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/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)] Ended with exit code 0 [2022-12-14 11:53:03,846 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/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 [2022-12-14 11:53:03,847 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:53:03,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:53:03,849 INFO L85 PathProgramCache]: Analyzing trace with hash 1192633040, now seen corresponding path program 1 times [2022-12-14 11:53:03,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 11:53:03,851 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [368429341] [2022-12-14 11:53:03,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:53:03,852 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 [2022-12-14 11:53:03,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 11:53:03,856 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/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) [2022-12-14 11:53:03,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/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 [2022-12-14 11:53:04,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:53:04,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 11:53:04,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 11:53:06,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 11:53:06,740 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 11:53:06,740 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 11:53:06,741 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [368429341] [2022-12-14 11:53:06,741 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [368429341] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:53:06,741 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:53:06,741 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 11:53:06,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428298872] [2022-12-14 11:53:06,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:53:06,741 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 11:53:06,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 11:53:06,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 11:53:06,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=12, Unknown=1, NotChecked=0, Total=20 [2022-12-14 11:53:06,743 INFO L87 Difference]: Start difference. First operand 305 states and 421 transitions. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 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) [2022-12-14 11:53:09,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-14 11:53:15,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-14 11:53:15,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:53:15,742 INFO L93 Difference]: Finished difference Result 305 states and 421 transitions. [2022-12-14 11:53:15,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 11:53:15,744 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 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 [2022-12-14 11:53:15,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:53:15,744 INFO L225 Difference]: With dead ends: 305 [2022-12-14 11:53:15,744 INFO L226 Difference]: Without dead ends: 0 [2022-12-14 11:53:15,745 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=15, Invalid=24, Unknown=3, NotChecked=0, Total=42 [2022-12-14 11:53:15,746 INFO L413 NwaCegarLoop]: 3 mSDtfsCounter, 5 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 7 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-12-14 11:53:15,746 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 7 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 2 Unknown, 0 Unchecked, 4.6s Time] [2022-12-14 11:53:15,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-14 11:53:15,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-14 11:53:15,747 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) [2022-12-14 11:53:15,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-14 11:53:15,748 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 20 [2022-12-14 11:53:15,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:53:15,748 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-14 11:53:15,748 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 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) [2022-12-14 11:53:15,748 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-14 11:53:15,748 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 11:53:15,750 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-14 11:53:15,769 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/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)] Ended with exit code 0 [2022-12-14 11:53:15,951 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/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 [2022-12-14 11:53:15,957 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-14 11:53:17,173 INFO L899 garLoopResultBuilder]: For program point L122-1(lines 122 126) no Hoare annotation was computed. [2022-12-14 11:53:17,174 INFO L902 garLoopResultBuilder]: At program point L122-2(lines 122 126) the Hoare annotation is: true [2022-12-14 11:53:17,174 INFO L899 garLoopResultBuilder]: For program point L122-3(lines 122 126) no Hoare annotation was computed. [2022-12-14 11:53:17,174 INFO L899 garLoopResultBuilder]: For program point L118(lines 118 130) no Hoare annotation was computed. [2022-12-14 11:53:17,175 INFO L899 garLoopResultBuilder]: For program point L118-2(lines 109 159) no Hoare annotation was computed. [2022-12-14 11:53:17,175 INFO L902 garLoopResultBuilder]: At program point L147(line 147) the Hoare annotation is: true [2022-12-14 11:53:17,175 INFO L899 garLoopResultBuilder]: For program point L147-1(line 147) no Hoare annotation was computed. [2022-12-14 11:53:17,175 INFO L899 garLoopResultBuilder]: For program point scalbn_doubleFINAL(lines 109 159) no Hoare annotation was computed. [2022-12-14 11:53:17,175 INFO L902 garLoopResultBuilder]: At program point L135(line 135) the Hoare annotation is: true [2022-12-14 11:53:17,176 INFO L899 garLoopResultBuilder]: For program point L135-1(line 135) no Hoare annotation was computed. [2022-12-14 11:53:17,176 INFO L899 garLoopResultBuilder]: For program point L119(lines 119 120) no Hoare annotation was computed. [2022-12-14 11:53:17,176 INFO L899 garLoopResultBuilder]: For program point L152-1(lines 152 157) no Hoare annotation was computed. [2022-12-14 11:53:17,176 INFO L902 garLoopResultBuilder]: At program point L152-2(lines 152 157) the Hoare annotation is: true [2022-12-14 11:53:17,177 INFO L899 garLoopResultBuilder]: For program point L152-3(lines 152 157) no Hoare annotation was computed. [2022-12-14 11:53:17,177 INFO L899 garLoopResultBuilder]: For program point L111-1(lines 111 116) no Hoare annotation was computed. [2022-12-14 11:53:17,177 INFO L899 garLoopResultBuilder]: For program point scalbn_doubleEXIT(lines 109 159) no Hoare annotation was computed. [2022-12-14 11:53:17,177 INFO L902 garLoopResultBuilder]: At program point L111-2(lines 111 116) the Hoare annotation is: true [2022-12-14 11:53:17,177 INFO L899 garLoopResultBuilder]: For program point L111-3(lines 111 116) no Hoare annotation was computed. [2022-12-14 11:53:17,177 INFO L899 garLoopResultBuilder]: For program point L136(lines 136 144) no Hoare annotation was computed. [2022-12-14 11:53:17,178 INFO L899 garLoopResultBuilder]: For program point L128(lines 128 129) no Hoare annotation was computed. [2022-12-14 11:53:17,178 INFO L902 garLoopResultBuilder]: At program point L149(line 149) the Hoare annotation is: true [2022-12-14 11:53:17,178 INFO L899 garLoopResultBuilder]: For program point L149-1(line 149) no Hoare annotation was computed. [2022-12-14 11:53:17,178 INFO L899 garLoopResultBuilder]: For program point L145(lines 145 150) no Hoare annotation was computed. [2022-12-14 11:53:17,179 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 109 159) the Hoare annotation is: true [2022-12-14 11:53:17,179 INFO L899 garLoopResultBuilder]: For program point L137-1(lines 137 142) no Hoare annotation was computed. [2022-12-14 11:53:17,179 INFO L902 garLoopResultBuilder]: At program point L137-2(lines 137 142) the Hoare annotation is: true [2022-12-14 11:53:17,179 INFO L899 garLoopResultBuilder]: For program point L137-3(lines 137 142) no Hoare annotation was computed. [2022-12-14 11:53:17,179 INFO L899 garLoopResultBuilder]: For program point L146(lines 146 149) no Hoare annotation was computed. [2022-12-14 11:53:17,180 INFO L899 garLoopResultBuilder]: For program point L134(lines 134 135) no Hoare annotation was computed. [2022-12-14 11:53:17,180 INFO L899 garLoopResultBuilder]: For program point L91(lines 91 95) no Hoare annotation was computed. [2022-12-14 11:53:17,180 INFO L902 garLoopResultBuilder]: At program point L91-1(lines 91 95) the Hoare annotation is: true [2022-12-14 11:53:17,180 INFO L899 garLoopResultBuilder]: For program point copysign_doubleFINAL(lines 84 103) no Hoare annotation was computed. [2022-12-14 11:53:17,180 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 84 103) the Hoare annotation is: true [2022-12-14 11:53:17,181 INFO L899 garLoopResultBuilder]: For program point copysign_doubleEXIT(lines 84 103) no Hoare annotation was computed. [2022-12-14 11:53:17,181 INFO L899 garLoopResultBuilder]: For program point L96(lines 96 101) no Hoare annotation was computed. [2022-12-14 11:53:17,181 INFO L902 garLoopResultBuilder]: At program point L96-1(lines 96 101) the Hoare annotation is: true [2022-12-14 11:53:17,181 INFO L899 garLoopResultBuilder]: For program point L96-2(lines 96 101) no Hoare annotation was computed. [2022-12-14 11:53:17,181 INFO L899 garLoopResultBuilder]: For program point L86-1(lines 86 90) no Hoare annotation was computed. [2022-12-14 11:53:17,182 INFO L902 garLoopResultBuilder]: At program point L86-2(lines 86 90) the Hoare annotation is: true [2022-12-14 11:53:17,182 INFO L899 garLoopResultBuilder]: For program point L543(lines 543 546) no Hoare annotation was computed. [2022-12-14 11:53:17,182 INFO L899 garLoopResultBuilder]: For program point L543-2(lines 543 546) no Hoare annotation was computed. [2022-12-14 11:53:17,182 INFO L899 garLoopResultBuilder]: For program point L537-1(lines 537 541) no Hoare annotation was computed. [2022-12-14 11:53:17,182 INFO L902 garLoopResultBuilder]: At program point L537-2(lines 537 541) the Hoare annotation is: true [2022-12-14 11:53:17,182 INFO L899 garLoopResultBuilder]: For program point L537-3(lines 537 541) no Hoare annotation was computed. [2022-12-14 11:53:17,183 INFO L899 garLoopResultBuilder]: For program point __kernel_cosFINAL(lines 534 568) no Hoare annotation was computed. [2022-12-14 11:53:17,183 INFO L899 garLoopResultBuilder]: For program point L554(lines 554 563) no Hoare annotation was computed. [2022-12-14 11:53:17,183 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 534 568) the Hoare annotation is: true [2022-12-14 11:53:17,183 INFO L899 garLoopResultBuilder]: For program point __kernel_cosEXIT(lines 534 568) no Hoare annotation was computed. [2022-12-14 11:53:17,183 INFO L899 garLoopResultBuilder]: For program point L544(lines 544 545) no Hoare annotation was computed. [2022-12-14 11:53:17,183 INFO L899 garLoopResultBuilder]: For program point L557-1(lines 557 562) no Hoare annotation was computed. [2022-12-14 11:53:17,183 INFO L902 garLoopResultBuilder]: At program point L557-2(lines 557 562) the Hoare annotation is: true [2022-12-14 11:53:17,184 INFO L899 garLoopResultBuilder]: For program point L557-3(lines 554 563) no Hoare annotation was computed. [2022-12-14 11:53:17,184 INFO L899 garLoopResultBuilder]: For program point L551(lines 551 567) no Hoare annotation was computed. [2022-12-14 11:53:17,184 INFO L895 garLoopResultBuilder]: At program point isnan_double_returnLabel#1(line 82) the Hoare annotation is: (and (= |ULTIMATE.start_sin_double_#res#1| (let ((.cse0 (fp.div roundNearestTiesToEven (_ +zero 11 53) (_ +zero 11 53)))) (fp.sub roundNearestTiesToEven .cse0 .cse0))) (= (_ bv1 32) |ULTIMATE.start_isnan_double_#res#1|) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start_sin_double_~x#1|) (= currentRoundingMode roundNearestTiesToEven)) [2022-12-14 11:53:17,184 INFO L899 garLoopResultBuilder]: For program point L235(lines 235 236) no Hoare annotation was computed. [2022-12-14 11:53:17,184 INFO L899 garLoopResultBuilder]: For program point L268-1(lines 190 360) no Hoare annotation was computed. [2022-12-14 11:53:17,184 INFO L899 garLoopResultBuilder]: For program point L235-2(lines 190 360) no Hoare annotation was computed. [2022-12-14 11:53:17,184 INFO L895 garLoopResultBuilder]: At program point L600(lines 600 626) the Hoare annotation is: (and (= |ULTIMATE.start_sin_double_#res#1| (let ((.cse0 (fp.div roundNearestTiesToEven (_ +zero 11 53) (_ +zero 11 53)))) (fp.sub roundNearestTiesToEven .cse0 .cse0))) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start_sin_double_~x#1|) (= currentRoundingMode roundNearestTiesToEven)) [2022-12-14 11:53:17,184 INFO L899 garLoopResultBuilder]: For program point L468(lines 468 474) no Hoare annotation was computed. [2022-12-14 11:53:17,184 INFO L899 garLoopResultBuilder]: For program point L402-1(lines 402 406) no Hoare annotation was computed. [2022-12-14 11:53:17,185 INFO L895 garLoopResultBuilder]: At program point L402-2(lines 402 406) the Hoare annotation is: false [2022-12-14 11:53:17,185 INFO L899 garLoopResultBuilder]: For program point L336(line 336) no Hoare annotation was computed. [2022-12-14 11:53:17,185 INFO L899 garLoopResultBuilder]: For program point L402-3(lines 402 406) no Hoare annotation was computed. [2022-12-14 11:53:17,185 INFO L899 garLoopResultBuilder]: For program point L270-2(lines 270 271) no Hoare annotation was computed. [2022-12-14 11:53:17,185 INFO L895 garLoopResultBuilder]: At program point L270-3(lines 270 271) the Hoare annotation is: false [2022-12-14 11:53:17,185 INFO L899 garLoopResultBuilder]: For program point L270-4(lines 268 285) no Hoare annotation was computed. [2022-12-14 11:53:17,186 INFO L899 garLoopResultBuilder]: For program point L72(lines 72 77) no Hoare annotation was computed. [2022-12-14 11:53:17,186 INFO L895 garLoopResultBuilder]: At program point L72-1(lines 72 77) the Hoare annotation is: false [2022-12-14 11:53:17,186 INFO L899 garLoopResultBuilder]: For program point L72-2(lines 72 77) no Hoare annotation was computed. [2022-12-14 11:53:17,186 INFO L899 garLoopResultBuilder]: For program point L337-2(lines 337 341) no Hoare annotation was computed. [2022-12-14 11:53:17,186 INFO L899 garLoopResultBuilder]: For program point L238(lines 190 360) no Hoare annotation was computed. [2022-12-14 11:53:17,186 INFO L895 garLoopResultBuilder]: At program point L337-3(lines 337 341) the Hoare annotation is: false [2022-12-14 11:53:17,186 INFO L899 garLoopResultBuilder]: For program point L337-4(lines 337 341) no Hoare annotation was computed. [2022-12-14 11:53:17,187 INFO L899 garLoopResultBuilder]: For program point L205-2(lines 205 206) no Hoare annotation was computed. [2022-12-14 11:53:17,187 INFO L895 garLoopResultBuilder]: At program point L205-3(lines 205 206) the Hoare annotation is: false [2022-12-14 11:53:17,187 INFO L899 garLoopResultBuilder]: For program point L205-4(lines 205 206) no Hoare annotation was computed. [2022-12-14 11:53:17,187 INFO L899 garLoopResultBuilder]: For program point L40(lines 40 41) no Hoare annotation was computed. [2022-12-14 11:53:17,187 INFO L899 garLoopResultBuilder]: For program point L503-1(lines 503 508) no Hoare annotation was computed. [2022-12-14 11:53:17,187 INFO L895 garLoopResultBuilder]: At program point L503-2(lines 503 508) the Hoare annotation is: false [2022-12-14 11:53:17,188 INFO L899 garLoopResultBuilder]: For program point L503-3(lines 503 508) no Hoare annotation was computed. [2022-12-14 11:53:17,188 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-12-14 11:53:17,188 INFO L899 garLoopResultBuilder]: For program point L206-2(line 206) no Hoare annotation was computed. [2022-12-14 11:53:17,188 INFO L899 garLoopResultBuilder]: For program point L603-1(lines 603 607) no Hoare annotation was computed. [2022-12-14 11:53:17,188 INFO L895 garLoopResultBuilder]: At program point L603-2(lines 603 607) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start_sin_double_~x#1|))) [2022-12-14 11:53:17,188 INFO L899 garLoopResultBuilder]: For program point L603-3(lines 603 607) no Hoare annotation was computed. [2022-12-14 11:53:17,189 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 484) no Hoare annotation was computed. [2022-12-14 11:53:17,189 INFO L899 garLoopResultBuilder]: For program point L306(line 306) no Hoare annotation was computed. [2022-12-14 11:53:17,189 INFO L899 garLoopResultBuilder]: For program point L273-1(lines 273 274) no Hoare annotation was computed. [2022-12-14 11:53:17,189 INFO L899 garLoopResultBuilder]: For program point L273-3(lines 273 274) no Hoare annotation was computed. [2022-12-14 11:53:17,189 INFO L895 garLoopResultBuilder]: At program point L273-4(lines 273 274) the Hoare annotation is: false [2022-12-14 11:53:17,190 INFO L899 garLoopResultBuilder]: For program point L273-5(lines 273 274) no Hoare annotation was computed. [2022-12-14 11:53:17,190 INFO L899 garLoopResultBuilder]: For program point L42(lines 42 47) no Hoare annotation was computed. [2022-12-14 11:53:17,190 INFO L899 garLoopResultBuilder]: For program point L307-2(lines 307 310) no Hoare annotation was computed. [2022-12-14 11:53:17,190 INFO L895 garLoopResultBuilder]: At program point L307-3(lines 307 310) the Hoare annotation is: false [2022-12-14 11:53:17,190 INFO L899 garLoopResultBuilder]: For program point L241-2(lines 241 250) no Hoare annotation was computed. [2022-12-14 11:53:17,190 INFO L899 garLoopResultBuilder]: For program point L307-4(lines 307 310) no Hoare annotation was computed. [2022-12-14 11:53:17,190 INFO L899 garLoopResultBuilder]: For program point L208-2(lines 208 212) no Hoare annotation was computed. [2022-12-14 11:53:17,191 INFO L895 garLoopResultBuilder]: At program point L241-3(lines 241 250) the Hoare annotation is: false [2022-12-14 11:53:17,191 INFO L895 garLoopResultBuilder]: At program point L208-3(lines 208 212) the Hoare annotation is: false [2022-12-14 11:53:17,191 INFO L899 garLoopResultBuilder]: For program point L241-4(lines 238 266) no Hoare annotation was computed. [2022-12-14 11:53:17,191 INFO L899 garLoopResultBuilder]: For program point L208-4(lines 208 212) no Hoare annotation was computed. [2022-12-14 11:53:17,191 INFO L899 garLoopResultBuilder]: For program point L43(lines 43 44) no Hoare annotation was computed. [2022-12-14 11:53:17,191 INFO L899 garLoopResultBuilder]: For program point L43-2(lines 43 44) no Hoare annotation was computed. [2022-12-14 11:53:17,191 INFO L899 garLoopResultBuilder]: For program point L638(lines 638 641) no Hoare annotation was computed. [2022-12-14 11:53:17,192 INFO L899 garLoopResultBuilder]: For program point L209-2(lines 209 210) no Hoare annotation was computed. [2022-12-14 11:53:17,192 INFO L895 garLoopResultBuilder]: At program point L209-3(lines 209 210) the Hoare annotation is: false [2022-12-14 11:53:17,192 INFO L899 garLoopResultBuilder]: For program point L209-4(lines 209 210) no Hoare annotation was computed. [2022-12-14 11:53:17,192 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(lines 628 644) the Hoare annotation is: true [2022-12-14 11:53:17,192 INFO L899 garLoopResultBuilder]: For program point L639(line 639) no Hoare annotation was computed. [2022-12-14 11:53:17,192 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 412) no Hoare annotation was computed. [2022-12-14 11:53:17,192 INFO L899 garLoopResultBuilder]: For program point L342-2(lines 342 346) no Hoare annotation was computed. [2022-12-14 11:53:17,193 INFO L899 garLoopResultBuilder]: For program point L243(lines 243 249) no Hoare annotation was computed. [2022-12-14 11:53:17,193 INFO L895 garLoopResultBuilder]: At program point L342-3(lines 342 346) the Hoare annotation is: false [2022-12-14 11:53:17,193 INFO L899 garLoopResultBuilder]: For program point L276-2(lines 276 281) no Hoare annotation was computed. [2022-12-14 11:53:17,193 INFO L899 garLoopResultBuilder]: For program point L342-4(lines 342 346) no Hoare annotation was computed. [2022-12-14 11:53:17,193 INFO L895 garLoopResultBuilder]: At program point L276-3(lines 276 281) the Hoare annotation is: false [2022-12-14 11:53:17,193 INFO L899 garLoopResultBuilder]: For program point L276-4(lines 276 281) no Hoare annotation was computed. [2022-12-14 11:53:17,193 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 247) no Hoare annotation was computed. [2022-12-14 11:53:17,193 INFO L899 garLoopResultBuilder]: For program point L509-2(lines 509 512) no Hoare annotation was computed. [2022-12-14 11:53:17,193 INFO L895 garLoopResultBuilder]: At program point L509-3(lines 509 512) the Hoare annotation is: false [2022-12-14 11:53:17,193 INFO L899 garLoopResultBuilder]: For program point L509-4(lines 509 512) no Hoare annotation was computed. [2022-12-14 11:53:17,194 INFO L899 garLoopResultBuilder]: For program point L278-2(lines 278 279) no Hoare annotation was computed. [2022-12-14 11:53:17,194 INFO L895 garLoopResultBuilder]: At program point L278-3(lines 278 279) the Hoare annotation is: false [2022-12-14 11:53:17,194 INFO L895 garLoopResultBuilder]: At program point floor_double_returnLabel#1(lines 18 79) the Hoare annotation is: false [2022-12-14 11:53:17,194 INFO L899 garLoopResultBuilder]: For program point L278-4(lines 278 279) no Hoare annotation was computed. [2022-12-14 11:53:17,194 INFO L899 garLoopResultBuilder]: For program point L609(lines 609 625) no Hoare annotation was computed. [2022-12-14 11:53:17,194 INFO L899 garLoopResultBuilder]: For program point L444(line 444) no Hoare annotation was computed. [2022-12-14 11:53:17,194 INFO L899 garLoopResultBuilder]: For program point L444-2(lines 444 476) no Hoare annotation was computed. [2022-12-14 11:53:17,194 INFO L899 garLoopResultBuilder]: For program point L312-2(lines 312 316) no Hoare annotation was computed. [2022-12-14 11:53:17,194 INFO L895 garLoopResultBuilder]: At program point L312-3(lines 312 316) the Hoare annotation is: false [2022-12-14 11:53:17,195 INFO L899 garLoopResultBuilder]: For program point L312-4(lines 312 316) no Hoare annotation was computed. [2022-12-14 11:53:17,195 INFO L895 garLoopResultBuilder]: At program point L610(line 610) the Hoare annotation is: false [2022-12-14 11:53:17,195 INFO L899 garLoopResultBuilder]: For program point L610-1(line 610) no Hoare annotation was computed. [2022-12-14 11:53:17,195 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 483) no Hoare annotation was computed. [2022-12-14 11:53:17,195 INFO L899 garLoopResultBuilder]: For program point L313-2(lines 313 314) no Hoare annotation was computed. [2022-12-14 11:53:17,195 INFO L895 garLoopResultBuilder]: At program point L313-3(lines 313 314) the Hoare annotation is: false [2022-12-14 11:53:17,195 INFO L899 garLoopResultBuilder]: For program point L313-4(lines 313 314) no Hoare annotation was computed. [2022-12-14 11:53:17,195 INFO L899 garLoopResultBuilder]: For program point L49(lines 49 71) no Hoare annotation was computed. [2022-12-14 11:53:17,195 INFO L899 garLoopResultBuilder]: For program point L611(lines 611 625) no Hoare annotation was computed. [2022-12-14 11:53:17,195 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 437) no Hoare annotation was computed. [2022-12-14 11:53:17,196 INFO L899 garLoopResultBuilder]: For program point L347-2(lines 347 348) no Hoare annotation was computed. [2022-12-14 11:53:17,196 INFO L895 garLoopResultBuilder]: At program point L347-3(lines 347 348) the Hoare annotation is: false [2022-12-14 11:53:17,196 INFO L895 garLoopResultBuilder]: At program point L215(lines 190 360) the Hoare annotation is: false [2022-12-14 11:53:17,196 INFO L899 garLoopResultBuilder]: For program point L347-4(lines 318 358) no Hoare annotation was computed. [2022-12-14 11:53:17,196 INFO L899 garLoopResultBuilder]: For program point L50(lines 50 53) no Hoare annotation was computed. [2022-12-14 11:53:17,196 INFO L899 garLoopResultBuilder]: For program point L414(lines 414 436) no Hoare annotation was computed. [2022-12-14 11:53:17,196 INFO L899 garLoopResultBuilder]: For program point L217-2(lines 217 221) no Hoare annotation was computed. [2022-12-14 11:53:17,197 INFO L895 garLoopResultBuilder]: At program point L217-3(lines 217 221) the Hoare annotation is: false [2022-12-14 11:53:17,197 INFO L895 garLoopResultBuilder]: At program point L217-4(lines 217 221) the Hoare annotation is: false [2022-12-14 11:53:17,197 INFO L899 garLoopResultBuilder]: For program point L515-1(lines 515 516) no Hoare annotation was computed. [2022-12-14 11:53:17,197 INFO L899 garLoopResultBuilder]: For program point L416(lines 416 423) no Hoare annotation was computed. [2022-12-14 11:53:17,197 INFO L895 garLoopResultBuilder]: At program point L515-3(lines 515 516) the Hoare annotation is: false [2022-12-14 11:53:17,197 INFO L899 garLoopResultBuilder]: For program point L515-4(lines 515 516) no Hoare annotation was computed. [2022-12-14 11:53:17,197 INFO L899 garLoopResultBuilder]: For program point L416-2(lines 416 423) no Hoare annotation was computed. [2022-12-14 11:53:17,198 INFO L899 garLoopResultBuilder]: For program point L251-1(lines 238 266) no Hoare annotation was computed. [2022-12-14 11:53:17,198 INFO L899 garLoopResultBuilder]: For program point L615(lines 615 624) no Hoare annotation was computed. [2022-12-14 11:53:17,198 INFO L899 garLoopResultBuilder]: For program point L450-1(lines 450 454) no Hoare annotation was computed. [2022-12-14 11:53:17,198 INFO L895 garLoopResultBuilder]: At program point L450-2(lines 450 454) the Hoare annotation is: false [2022-12-14 11:53:17,198 INFO L899 garLoopResultBuilder]: For program point L450-3(lines 450 454) no Hoare annotation was computed. [2022-12-14 11:53:17,198 INFO L895 garLoopResultBuilder]: At program point L318(lines 318 358) the Hoare annotation is: false [2022-12-14 11:53:17,198 INFO L895 garLoopResultBuilder]: At program point L252(lines 252 259) the Hoare annotation is: false [2022-12-14 11:53:17,198 INFO L899 garLoopResultBuilder]: For program point L21-1(lines 21 26) no Hoare annotation was computed. [2022-12-14 11:53:17,199 INFO L895 garLoopResultBuilder]: At program point L21-2(lines 21 26) the Hoare annotation is: false [2022-12-14 11:53:17,199 INFO L899 garLoopResultBuilder]: For program point L21-3(lines 21 26) no Hoare annotation was computed. [2022-12-14 11:53:17,199 INFO L899 garLoopResultBuilder]: For program point L616(line 616) no Hoare annotation was computed. [2022-12-14 11:53:17,199 INFO L899 garLoopResultBuilder]: For program point L319(line 319) no Hoare annotation was computed. [2022-12-14 11:53:17,199 INFO L899 garLoopResultBuilder]: For program point L253(line 253) no Hoare annotation was computed. [2022-12-14 11:53:17,199 INFO L895 garLoopResultBuilder]: At program point L617(line 617) the Hoare annotation is: false [2022-12-14 11:53:17,199 INFO L899 garLoopResultBuilder]: For program point L617-1(line 617) no Hoare annotation was computed. [2022-12-14 11:53:17,200 INFO L899 garLoopResultBuilder]: For program point L518(lines 518 522) no Hoare annotation was computed. [2022-12-14 11:53:17,200 INFO L895 garLoopResultBuilder]: At program point fabs_double_returnLabel#1(lines 160 174) the Hoare annotation is: false [2022-12-14 11:53:17,200 INFO L895 garLoopResultBuilder]: At program point __ieee754_rem_pio2_returnLabel#1(lines 395 524) the Hoare annotation is: false [2022-12-14 11:53:17,200 INFO L899 garLoopResultBuilder]: For program point L56(lines 56 57) no Hoare annotation was computed. [2022-12-14 11:53:17,200 INFO L899 garLoopResultBuilder]: For program point L618(line 618) no Hoare annotation was computed. [2022-12-14 11:53:17,200 INFO L899 garLoopResultBuilder]: For program point L486(lines 486 489) no Hoare annotation was computed. [2022-12-14 11:53:17,200 INFO L899 garLoopResultBuilder]: For program point L321-2(lines 321 322) no Hoare annotation was computed. [2022-12-14 11:53:17,200 INFO L895 garLoopResultBuilder]: At program point L321-3(lines 321 322) the Hoare annotation is: false [2022-12-14 11:53:17,201 INFO L899 garLoopResultBuilder]: For program point L321-4(lines 321 322) no Hoare annotation was computed. [2022-12-14 11:53:17,201 INFO L895 garLoopResultBuilder]: At program point L619(line 619) the Hoare annotation is: false [2022-12-14 11:53:17,201 INFO L899 garLoopResultBuilder]: For program point L619-1(line 619) no Hoare annotation was computed. [2022-12-14 11:53:17,201 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-14 11:53:17,201 INFO L899 garLoopResultBuilder]: For program point L256(line 256) no Hoare annotation was computed. [2022-12-14 11:53:17,201 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-12-14 11:53:17,201 INFO L899 garLoopResultBuilder]: For program point L58(lines 58 70) no Hoare annotation was computed. [2022-12-14 11:53:17,201 INFO L899 garLoopResultBuilder]: For program point L620(line 620) no Hoare annotation was computed. [2022-12-14 11:53:17,201 INFO L899 garLoopResultBuilder]: For program point L290-1(lines 290 293) no Hoare annotation was computed. [2022-12-14 11:53:17,202 INFO L895 garLoopResultBuilder]: At program point L290-3(lines 290 293) the Hoare annotation is: false [2022-12-14 11:53:17,202 INFO L899 garLoopResultBuilder]: For program point L59(lines 59 68) no Hoare annotation was computed. [2022-12-14 11:53:17,202 INFO L899 garLoopResultBuilder]: For program point L59-1(lines 59 68) no Hoare annotation was computed. [2022-12-14 11:53:17,202 INFO L895 garLoopResultBuilder]: At program point L621(line 621) the Hoare annotation is: false [2022-12-14 11:53:17,202 INFO L899 garLoopResultBuilder]: For program point L621-1(line 621) no Hoare annotation was computed. [2022-12-14 11:53:17,202 INFO L899 garLoopResultBuilder]: For program point L456(lines 456 475) no Hoare annotation was computed. [2022-12-14 11:53:17,202 INFO L899 garLoopResultBuilder]: For program point L456-1(lines 444 476) no Hoare annotation was computed. [2022-12-14 11:53:17,202 INFO L899 garLoopResultBuilder]: For program point L60(lines 60 67) no Hoare annotation was computed. [2022-12-14 11:53:17,203 INFO L899 garLoopResultBuilder]: For program point L622(line 622) no Hoare annotation was computed. [2022-12-14 11:53:17,203 INFO L899 garLoopResultBuilder]: For program point L325(line 325) no Hoare annotation was computed. [2022-12-14 11:53:17,203 INFO L899 garLoopResultBuilder]: For program point L325-2(line 325) no Hoare annotation was computed. [2022-12-14 11:53:17,203 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-12-14 11:53:17,203 INFO L899 garLoopResultBuilder]: For program point L28(lines 28 71) no Hoare annotation was computed. [2022-12-14 11:53:17,203 INFO L895 garLoopResultBuilder]: At program point L623(line 623) the Hoare annotation is: false [2022-12-14 11:53:17,203 INFO L899 garLoopResultBuilder]: For program point L623-1(line 623) no Hoare annotation was computed. [2022-12-14 11:53:17,203 INFO L899 garLoopResultBuilder]: For program point L491-1(lines 491 495) no Hoare annotation was computed. [2022-12-14 11:53:17,203 INFO L895 garLoopResultBuilder]: At program point L491-2(lines 491 495) the Hoare annotation is: false [2022-12-14 11:53:17,203 INFO L899 garLoopResultBuilder]: For program point L326(line 326) no Hoare annotation was computed. [2022-12-14 11:53:17,203 INFO L899 garLoopResultBuilder]: For program point L29(lines 29 48) no Hoare annotation was computed. [2022-12-14 11:53:17,204 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-14 11:53:17,204 INFO L899 garLoopResultBuilder]: For program point L228(lines 228 236) no Hoare annotation was computed. [2022-12-14 11:53:17,204 INFO L899 garLoopResultBuilder]: For program point L162-1(lines 162 166) no Hoare annotation was computed. [2022-12-14 11:53:17,204 INFO L895 garLoopResultBuilder]: At program point L162-2(lines 162 166) the Hoare annotation is: false [2022-12-14 11:53:17,204 INFO L899 garLoopResultBuilder]: For program point L30(lines 30 37) no Hoare annotation was computed. [2022-12-14 11:53:17,204 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 434) no Hoare annotation was computed. [2022-12-14 11:53:17,204 INFO L899 garLoopResultBuilder]: For program point L427-2(lines 427 434) no Hoare annotation was computed. [2022-12-14 11:53:17,204 INFO L895 garLoopResultBuilder]: At program point L295(line 295) the Hoare annotation is: false [2022-12-14 11:53:17,204 INFO L899 garLoopResultBuilder]: For program point L295-1(line 295) no Hoare annotation was computed. [2022-12-14 11:53:17,204 INFO L899 garLoopResultBuilder]: For program point L328-2(lines 328 329) no Hoare annotation was computed. [2022-12-14 11:53:17,204 INFO L895 garLoopResultBuilder]: At program point L328-3(lines 328 329) the Hoare annotation is: false [2022-12-14 11:53:17,204 INFO L899 garLoopResultBuilder]: For program point L328-4(lines 328 329) no Hoare annotation was computed. [2022-12-14 11:53:17,204 INFO L899 garLoopResultBuilder]: For program point L64(lines 64 65) no Hoare annotation was computed. [2022-12-14 11:53:17,204 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 36) no Hoare annotation was computed. [2022-12-14 11:53:17,204 INFO L899 garLoopResultBuilder]: For program point L64-2(lines 64 65) no Hoare annotation was computed. [2022-12-14 11:53:17,204 INFO L899 garLoopResultBuilder]: For program point L296(lines 296 303) no Hoare annotation was computed. [2022-12-14 11:53:17,205 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 264) no Hoare annotation was computed. [2022-12-14 11:53:17,205 INFO L895 garLoopResultBuilder]: At program point L296-2(lines 287 304) the Hoare annotation is: false [2022-12-14 11:53:17,205 INFO L895 garLoopResultBuilder]: At program point __kernel_rem_pio2_returnLabel#1(lines 189 360) the Hoare annotation is: false [2022-12-14 11:53:17,205 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-12-14 11:53:17,205 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 639) no Hoare annotation was computed. [2022-12-14 11:53:17,205 INFO L899 garLoopResultBuilder]: For program point L462-1(lines 462 466) no Hoare annotation was computed. [2022-12-14 11:53:17,205 INFO L895 garLoopResultBuilder]: At program point L462-2(lines 462 466) the Hoare annotation is: false [2022-12-14 11:53:17,205 INFO L899 garLoopResultBuilder]: For program point L462-3(lines 462 466) no Hoare annotation was computed. [2022-12-14 11:53:17,205 INFO L895 garLoopResultBuilder]: At program point L264(line 264) the Hoare annotation is: false [2022-12-14 11:53:17,205 INFO L899 garLoopResultBuilder]: For program point L264-1(line 264) no Hoare annotation was computed. [2022-12-14 11:53:17,205 INFO L899 garLoopResultBuilder]: For program point L33(lines 33 36) no Hoare annotation was computed. [2022-12-14 11:53:17,205 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 501) no Hoare annotation was computed. [2022-12-14 11:53:17,205 INFO L895 garLoopResultBuilder]: At program point L496-1(lines 496 501) the Hoare annotation is: false [2022-12-14 11:53:17,205 INFO L899 garLoopResultBuilder]: For program point L496-2(lines 496 501) no Hoare annotation was computed. [2022-12-14 11:53:17,205 INFO L899 garLoopResultBuilder]: For program point L199(lines 199 200) no Hoare annotation was computed. [2022-12-14 11:53:17,206 INFO L899 garLoopResultBuilder]: For program point L199-2(lines 199 200) no Hoare annotation was computed. [2022-12-14 11:53:17,206 INFO L899 garLoopResultBuilder]: For program point L332-2(lines 332 333) no Hoare annotation was computed. [2022-12-14 11:53:17,206 INFO L899 garLoopResultBuilder]: For program point L233(lines 233 236) no Hoare annotation was computed. [2022-12-14 11:53:17,206 INFO L895 garLoopResultBuilder]: At program point L332-3(lines 332 333) the Hoare annotation is: false [2022-12-14 11:53:17,206 INFO L899 garLoopResultBuilder]: For program point L332-4(lines 332 333) no Hoare annotation was computed. [2022-12-14 11:53:17,206 INFO L899 garLoopResultBuilder]: For program point L167(lines 167 172) no Hoare annotation was computed. [2022-12-14 11:53:17,206 INFO L895 garLoopResultBuilder]: At program point L167-1(lines 167 172) the Hoare annotation is: false [2022-12-14 11:53:17,206 INFO L899 garLoopResultBuilder]: For program point L167-2(lines 167 172) no Hoare annotation was computed. [2022-12-14 11:53:17,206 INFO L899 garLoopResultBuilder]: For program point __kernel_sinFINAL(lines 578 598) no Hoare annotation was computed. [2022-12-14 11:53:17,206 INFO L899 garLoopResultBuilder]: For program point L587(lines 587 590) no Hoare annotation was computed. [2022-12-14 11:53:17,206 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 578 598) the Hoare annotation is: true [2022-12-14 11:53:17,206 INFO L899 garLoopResultBuilder]: For program point L587-2(lines 587 590) no Hoare annotation was computed. [2022-12-14 11:53:17,206 INFO L899 garLoopResultBuilder]: For program point L581-1(lines 581 585) no Hoare annotation was computed. [2022-12-14 11:53:17,207 INFO L902 garLoopResultBuilder]: At program point L581-2(lines 581 585) the Hoare annotation is: true [2022-12-14 11:53:17,207 INFO L899 garLoopResultBuilder]: For program point L581-3(lines 581 585) no Hoare annotation was computed. [2022-12-14 11:53:17,207 INFO L899 garLoopResultBuilder]: For program point __kernel_sinEXIT(lines 578 598) no Hoare annotation was computed. [2022-12-14 11:53:17,207 INFO L899 garLoopResultBuilder]: For program point L594(lines 594 597) no Hoare annotation was computed. [2022-12-14 11:53:17,207 INFO L899 garLoopResultBuilder]: For program point L588(lines 588 589) no Hoare annotation was computed. [2022-12-14 11:53:17,209 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-12-14 11:53:17,211 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 11:53:17,221 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,222 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-12-14 11:53:17,224 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,225 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-12-14 11:53:17,226 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,226 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,227 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,227 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,227 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,227 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,227 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,228 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,228 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,228 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,228 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,229 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,229 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,229 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,229 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,229 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 11:53:17 BoogieIcfgContainer [2022-12-14 11:53:17,231 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 11:53:17,231 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 11:53:17,231 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 11:53:17,232 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 11:53:17,232 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:51:45" (3/4) ... [2022-12-14 11:53:17,235 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 11:53:17,240 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_double [2022-12-14 11:53:17,240 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_double [2022-12-14 11:53:17,241 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_cos [2022-12-14 11:53:17,241 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_sin [2022-12-14 11:53:17,253 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2022-12-14 11:53:17,254 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2022-12-14 11:53:17,254 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-14 11:53:17,255 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 11:53:17,276 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~DOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) [2022-12-14 11:53:17,276 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) && ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2022-12-14 11:53:17,277 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) && 1bv32 == \result) && ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2022-12-14 11:53:17,319 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/witness.graphml [2022-12-14 11:53:17,319 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 11:53:17,319 INFO L158 Benchmark]: Toolchain (without parser) took 144223.85ms. Allocated memory is still 58.7MB. Free memory was 40.3MB in the beginning and 17.3MB in the end (delta: 23.0MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2022-12-14 11:53:17,319 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 48.2MB. Free memory was 26.6MB in the beginning and 26.6MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 11:53:17,320 INFO L158 Benchmark]: CACSL2BoogieTranslator took 333.17ms. Allocated memory is still 58.7MB. Free memory was 40.2MB in the beginning and 26.5MB in the end (delta: 13.6MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2022-12-14 11:53:17,320 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.78ms. Allocated memory is still 58.7MB. Free memory was 26.3MB in the beginning and 33.6MB in the end (delta: -7.3MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. [2022-12-14 11:53:17,320 INFO L158 Benchmark]: Boogie Preprocessor took 57.92ms. Allocated memory is still 58.7MB. Free memory was 33.6MB in the beginning and 26.4MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 11:53:17,320 INFO L158 Benchmark]: RCFGBuilder took 52155.85ms. Allocated memory is still 58.7MB. Free memory was 26.4MB in the beginning and 21.6MB in the end (delta: 4.8MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2022-12-14 11:53:17,320 INFO L158 Benchmark]: TraceAbstraction took 91528.37ms. Allocated memory is still 58.7MB. Free memory was 21.1MB in the beginning and 26.9MB in the end (delta: -5.9MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2022-12-14 11:53:17,320 INFO L158 Benchmark]: Witness Printer took 87.56ms. Allocated memory is still 58.7MB. Free memory was 26.9MB in the beginning and 17.3MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 11:53:17,322 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 48.2MB. Free memory was 26.6MB in the beginning and 26.6MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 333.17ms. Allocated memory is still 58.7MB. Free memory was 40.2MB in the beginning and 26.5MB in the end (delta: 13.6MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.78ms. Allocated memory is still 58.7MB. Free memory was 26.3MB in the beginning and 33.6MB in the end (delta: -7.3MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.92ms. Allocated memory is still 58.7MB. Free memory was 33.6MB in the beginning and 26.4MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 52155.85ms. Allocated memory is still 58.7MB. Free memory was 26.4MB in the beginning and 21.6MB in the end (delta: 4.8MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * TraceAbstraction took 91528.37ms. Allocated memory is still 58.7MB. Free memory was 21.1MB in the beginning and 26.9MB in the end (delta: -5.9MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * Witness Printer took 87.56ms. Allocated memory is still 58.7MB. Free memory was 26.9MB in the beginning and 17.3MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * 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: 639]: 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, 254 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 91.5s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 84.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 25 mSolverCounterUnknown, 197 SdHoareTripleChecker+Valid, 79.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 185 mSDsluCounter, 2129 SdHoareTripleChecker+Invalid, 76.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1456 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 207 IncrementalHoareTripleChecker+Invalid, 239 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 673 mSDtfsCounter, 207 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 43 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 7.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=305occurred in iteration=2, InterpolantAutomatonStates: 14, 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, 3 MinimizatonAttempts, 66 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 183 PreInvPairs, 187 NumberOfFragments, 123 HoareAnnotationTreeSize, 183 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 68 FomulaSimplificationsInter, 6 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 41 NumberOfCodeBlocks, 41 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 38 ConstructedInterpolants, 4 QuantifiedInterpolants, 159 SizeOfPredicates, 15 NumberOfNonLiveVariables, 705 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: 603]: Loop Invariant [2022-12-14 11:53:17,327 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,327 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-12-14 11:53:17,328 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,328 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~DOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) - InvariantResult [Line: 395]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 332]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 509]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 91]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 276]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 557]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 600]: Loop Invariant [2022-12-14 11:53:17,329 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,329 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,329 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,329 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,330 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,330 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,330 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,330 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (\result == ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) && ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 290]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 82]: Loop Invariant [2022-12-14 11:53:17,330 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,331 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,331 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,331 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,333 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,333 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,333 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-12-14 11:53:17,333 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((\result == ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) && 1bv32 == \result) && ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 491]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 402]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2022-12-14 11:53:17,537 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2022-12-14 11:53:17,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4886b7e-170e-46e3-92c4-3644cf5e3591/bin/utaipan-gh47qXpMRh/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