./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0240a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 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_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0240a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW --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 e0edc3bee4914c275f0c598e472600512fc7b26a133b6f40ec30f7b7e670fb55 --- 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-4e7fbc6 [2022-11-23 15:34:37,797 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:34:37,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:34:37,823 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:34:37,826 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:34:37,830 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:34:37,832 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:34:37,835 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:34:37,838 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:34:37,843 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:34:37,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:34:37,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:34:37,848 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:34:37,852 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:34:37,854 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:34:37,857 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:34:37,858 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:34:37,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:34:37,861 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:34:37,867 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:34:37,868 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:34:37,870 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:34:37,872 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:34:37,873 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:34:37,882 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:34:37,883 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:34:37,883 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:34:37,885 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:34:37,885 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:34:37,886 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:34:37,887 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:34:37,889 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:34:37,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:34:37,892 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:34:37,894 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:34:37,894 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:34:37,895 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:34:37,895 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:34:37,895 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:34:37,897 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:34:37,898 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:34:37,898 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-23 15:34:37,925 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:34:37,926 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:34:37,926 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:34:37,926 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:34:37,927 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:34:37,927 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:34:37,927 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:34:37,928 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:34:37,928 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:34:37,928 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 15:34:37,928 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:34:37,928 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:34:37,929 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 15:34:37,929 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 15:34:37,929 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:34:37,929 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 15:34:37,930 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 15:34:37,930 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 15:34:37,930 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:34:37,931 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 15:34:37,931 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:34:37,931 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 15:34:37,931 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:34:37,932 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:34:37,932 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:34:37,932 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:34:37,932 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 15:34:37,932 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:34:37,933 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:34:37,933 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:34:37,933 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:34:37,933 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:34:37,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:34:37,934 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:34:37,934 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 15:34:37,934 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:34:37,934 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:34:37,935 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 15:34:37,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 15:34:37,935 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:34:37,935 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:34:37,935 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_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0edc3bee4914c275f0c598e472600512fc7b26a133b6f40ec30f7b7e670fb55 [2022-11-23 15:34:38,199 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:34:38,220 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:34:38,223 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:34:38,224 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:34:38,225 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:34:38,226 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/float-newlib/double_req_bl_0240a.c [2022-11-23 15:34:41,277 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:34:41,514 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:34:41,514 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/sv-benchmarks/c/float-newlib/double_req_bl_0240a.c [2022-11-23 15:34:41,524 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/data/b2b48c262/8e9986573f8d41bdb3c47cd5e0abb106/FLAG792ba42fa [2022-11-23 15:34:41,602 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/data/b2b48c262/8e9986573f8d41bdb3c47cd5e0abb106 [2022-11-23 15:34:41,605 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:34:41,606 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:34:41,624 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:34:41,624 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:34:41,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:34:41,629 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:41" (1/1) ... [2022-11-23 15:34:41,630 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71c60d46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:41, skipping insertion in model container [2022-11-23 15:34:41,630 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:41" (1/1) ... [2022-11-23 15:34:41,636 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:34:41,690 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:34:41,964 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_dca21431-3f0d-4e8f-af9c-47774e35a1fe/sv-benchmarks/c/float-newlib/double_req_bl_0240a.c[16283,16296] [2022-11-23 15:34:41,968 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:34:41,988 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 15:34:42,092 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_dca21431-3f0d-4e8f-af9c-47774e35a1fe/sv-benchmarks/c/float-newlib/double_req_bl_0240a.c[16283,16296] [2022-11-23 15:34:42,099 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:34:42,133 INFO L208 MainTranslator]: Completed translation [2022-11-23 15:34:42,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:42 WrapperNode [2022-11-23 15:34:42,134 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:34:42,136 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 15:34:42,136 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 15:34:42,136 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 15:34:42,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:42" (1/1) ... [2022-11-23 15:34:42,184 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:42" (1/1) ... [2022-11-23 15:34:42,258 INFO L138 Inliner]: procedures = 25, calls = 375, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1024 [2022-11-23 15:34:42,258 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 15:34:42,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 15:34:42,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 15:34:42,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 15:34:42,273 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:42" (1/1) ... [2022-11-23 15:34:42,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:42" (1/1) ... [2022-11-23 15:34:42,286 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:42" (1/1) ... [2022-11-23 15:34:42,286 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:42" (1/1) ... [2022-11-23 15:34:42,325 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:42" (1/1) ... [2022-11-23 15:34:42,341 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:42" (1/1) ... [2022-11-23 15:34:42,346 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:42" (1/1) ... [2022-11-23 15:34:42,351 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:42" (1/1) ... [2022-11-23 15:34:42,361 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 15:34:42,362 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 15:34:42,362 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 15:34:42,362 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 15:34:42,363 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:42" (1/1) ... [2022-11-23 15:34:42,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:34:42,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:34:42,396 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 15:34:42,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 15:34:42,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 15:34:42,445 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2022-11-23 15:34:42,446 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2022-11-23 15:34:42,446 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cos [2022-11-23 15:34:42,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cos [2022-11-23 15:34:42,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 15:34:42,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-23 15:34:42,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 15:34:42,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-11-23 15:34:42,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 15:34:42,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-11-23 15:34:42,448 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sin [2022-11-23 15:34:42,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sin [2022-11-23 15:34:42,449 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2022-11-23 15:34:42,449 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2022-11-23 15:34:42,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 15:34:42,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 15:34:42,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 15:34:42,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 15:34:42,679 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 15:34:42,681 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 15:34:43,866 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 15:34:44,185 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 15:34:44,185 INFO L300 CfgBuilder]: Removed 63 assume(true) statements. [2022-11-23 15:34:44,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:34:44 BoogieIcfgContainer [2022-11-23 15:34:44,188 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 15:34:44,190 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 15:34:44,190 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 15:34:44,193 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 15:34:44,194 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:34:41" (1/3) ... [2022-11-23 15:34:44,194 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64c97bc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:34:44, skipping insertion in model container [2022-11-23 15:34:44,194 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:42" (2/3) ... [2022-11-23 15:34:44,195 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64c97bc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:34:44, skipping insertion in model container [2022-11-23 15:34:44,195 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:34:44" (3/3) ... [2022-11-23 15:34:44,196 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0240a.c [2022-11-23 15:34:44,215 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 15:34:44,215 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 15:34:44,290 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 15:34:44,296 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;@33b9a54c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 15:34:44,296 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 15:34:44,302 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) [2022-11-23 15:34:44,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-23 15:34:44,308 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:34:44,308 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:34:44,309 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:34:44,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:34:44,314 INFO L85 PathProgramCache]: Analyzing trace with hash -212482834, now seen corresponding path program 1 times [2022-11-23 15:34:44,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:34:44,323 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385037982] [2022-11-23 15:34:44,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:34:44,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:34:44,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:34:44,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:34:44,624 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:34:44,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385037982] [2022-11-23 15:34:44,624 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385037982] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:34:44,625 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:34:44,625 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 15:34:44,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258523105] [2022-11-23 15:34:44,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:34:44,630 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-23 15:34:44,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:34:44,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-23 15:34:44,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 15:34:44,671 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) [2022-11-23 15:34:44,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:34:44,908 INFO L93 Difference]: Finished difference Result 347 states and 587 transitions. [2022-11-23 15:34:44,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 15:34:44,912 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-11-23 15:34:44,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:34:44,926 INFO L225 Difference]: With dead ends: 347 [2022-11-23 15:34:44,927 INFO L226 Difference]: Without dead ends: 172 [2022-11-23 15:34:44,938 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 15:34:44,944 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, 0.2s IncrementalHoareTripleChecker+Time [2022-11-23 15:34:44,946 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 189 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-23 15:34:44,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2022-11-23 15:34:45,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 172. [2022-11-23 15:34:45,021 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) [2022-11-23 15:34:45,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 240 transitions. [2022-11-23 15:34:45,027 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 240 transitions. Word has length 8 [2022-11-23 15:34:45,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:34:45,027 INFO L495 AbstractCegarLoop]: Abstraction has 172 states and 240 transitions. [2022-11-23 15:34:45,028 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 15:34:45,028 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 240 transitions. [2022-11-23 15:34:45,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-23 15:34:45,029 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:34:45,029 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:34:45,029 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 15:34:45,029 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:34:45,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:34:45,030 INFO L85 PathProgramCache]: Analyzing trace with hash -1977558690, now seen corresponding path program 1 times [2022-11-23 15:34:45,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:34:45,031 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327597222] [2022-11-23 15:34:45,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:34:45,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:34:45,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 15:34:45,108 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 15:34:45,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 15:34:45,188 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-23 15:34:45,188 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-23 15:34:45,190 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-23 15:34:45,192 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 15:34:45,195 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-23 15:34:45,199 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 15:34:45,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:34:45 BoogieIcfgContainer [2022-11-23 15:34:45,234 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 15:34:45,235 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 15:34:45,235 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 15:34:45,235 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 15:34:45,236 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:34:44" (3/4) ... [2022-11-23 15:34:45,239 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-23 15:34:45,239 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 15:34:45,240 INFO L158 Benchmark]: Toolchain (without parser) took 3632.99ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 143.8MB in the beginning and 112.9MB in the end (delta: 30.9MB). Peak memory consumption was 65.9MB. Max. memory is 16.1GB. [2022-11-23 15:34:45,240 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 121.6MB. Free memory is still 89.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:34:45,241 INFO L158 Benchmark]: CACSL2BoogieTranslator took 510.95ms. Allocated memory is still 172.0MB. Free memory was 143.2MB in the beginning and 118.6MB in the end (delta: 24.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-23 15:34:45,241 INFO L158 Benchmark]: Boogie Procedure Inliner took 122.54ms. Allocated memory is still 172.0MB. Free memory was 118.6MB in the beginning and 111.7MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-23 15:34:45,242 INFO L158 Benchmark]: Boogie Preprocessor took 102.23ms. Allocated memory is still 172.0MB. Free memory was 111.7MB in the beginning and 105.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-23 15:34:45,242 INFO L158 Benchmark]: RCFGBuilder took 1826.31ms. Allocated memory is still 172.0MB. Free memory was 104.7MB in the beginning and 69.4MB in the end (delta: 35.3MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. [2022-11-23 15:34:45,243 INFO L158 Benchmark]: TraceAbstraction took 1044.44ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 69.4MB in the beginning and 112.9MB in the end (delta: -43.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:34:45,243 INFO L158 Benchmark]: Witness Printer took 3.98ms. Allocated memory is still 207.6MB. Free memory is still 112.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:34:45,246 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 121.6MB. Free memory is still 89.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 510.95ms. Allocated memory is still 172.0MB. Free memory was 143.2MB in the beginning and 118.6MB in the end (delta: 24.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 122.54ms. Allocated memory is still 172.0MB. Free memory was 118.6MB in the beginning and 111.7MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 102.23ms. Allocated memory is still 172.0MB. Free memory was 111.7MB in the beginning and 105.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1826.31ms. Allocated memory is still 172.0MB. Free memory was 104.7MB in the beginning and 69.4MB in the end (delta: 35.3MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1044.44ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 69.4MB in the beginning and 112.9MB in the end (delta: -43.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.98ms. Allocated memory is still 207.6MB. Free memory is still 112.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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: 646]: 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 534, overapproximation of someBinaryArithmeticDOUBLEoperation at line 618, overapproximation of bitwiseAnd at line 614, overapproximation of someBinaryDOUBLEComparisonOperation at line 88. Possible FailurePath: [L22] static const double huge_floor = 1.0e300; [L111-L113] static const double two54_scalbn = 1.80143985094819840000e+16, twom54_scalbn = 5.55111512312578270212e-17, huge_scalbn = 1.0e+300, tiny_scalbn = 1.0e-300; [L182] static const int init_jk_krempio[] = {2, 3, 4, 6}; [L184-L189] 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, }; [L191-L193] static const double zero_krempio = 0.0, one_krempio = 1.0, two24_krempio = 1.67772160000000000000e+07, twon24_krempio = 5.96046447753906250000e-08; [L368-L379] 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, }; [L381-L388] 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, }; [L390-L399] 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; [L532-L538] 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; [L576-L582] 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; [L641] double x = 1.0 / 0.0; [L642] CALL, EXPR sin_double(x) [L607] double y[2], z = 0.0; [L608] __int32_t n, ix; 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}, 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, unknown-#in~x-unknown=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L610] ieee_double_shape_type gh_u; [L611] gh_u.value = (x) [L612] EXPR gh_u.parts.msw [L612] (ix) = gh_u.parts.msw [L614] ix &= 0x7fffffff 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, 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, unknown-#in~x-unknown=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L615] COND FALSE !(ix <= 0x3fe921fb) 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, 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, unknown-#in~x-unknown=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L617] COND TRUE ix >= 0x7ff00000 [L618] return x - x; [L618] return x - x; 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, 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, unknown-#in~x-unknown=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013, z=0, zero_krempio=0, zero_rempio=0] [L642] RET, EXPR sin_double(x) [L642] double res = sin_double(x); [L645] CALL, EXPR isnan_double(res) [L88] return x != x; [L645] RET, EXPR isnan_double(res) [L645] COND TRUE !isnan_double(res) [L646] 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: 0.9s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.2s 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: 0.1s 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 [2022-11-23 15:34:45,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/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_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0240a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW --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 e0edc3bee4914c275f0c598e472600512fc7b26a133b6f40ec30f7b7e670fb55 --- 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-4e7fbc6 [2022-11-23 15:34:47,790 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:34:47,792 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:34:47,851 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:34:47,851 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:34:47,855 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:34:47,858 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:34:47,861 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:34:47,864 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:34:47,869 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:34:47,870 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:34:47,874 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:34:47,874 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:34:47,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:34:47,878 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:34:47,885 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:34:47,886 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:34:47,887 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:34:47,888 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:34:47,890 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:34:47,891 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:34:47,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:34:47,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:34:47,897 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:34:47,908 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:34:47,909 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:34:47,909 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:34:47,911 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:34:47,912 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:34:47,913 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:34:47,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:34:47,914 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:34:47,916 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:34:47,917 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:34:47,918 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:34:47,919 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:34:47,919 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:34:47,920 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:34:47,920 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:34:47,921 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:34:47,921 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:34:47,926 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2022-11-23 15:34:47,963 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:34:47,963 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:34:47,964 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:34:47,965 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:34:47,966 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:34:47,966 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:34:47,966 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:34:47,966 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:34:47,967 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:34:47,967 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:34:47,968 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:34:47,968 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:34:47,969 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:34:47,969 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 15:34:47,969 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 15:34:47,970 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:34:47,970 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:34:47,970 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:34:47,970 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:34:47,970 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 15:34:47,971 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 15:34:47,971 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 15:34:47,971 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 15:34:47,971 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:34:47,972 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:34:47,972 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:34:47,972 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:34:47,972 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 15:34:47,972 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:34:47,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:34:47,973 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:34:47,973 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:34:47,974 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:34:47,974 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 15:34:47,974 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 15:34:47,974 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:34:47,974 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:34:47,975 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 15:34:47,975 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_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0edc3bee4914c275f0c598e472600512fc7b26a133b6f40ec30f7b7e670fb55 [2022-11-23 15:34:48,362 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:34:48,384 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:34:48,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:34:48,388 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:34:48,388 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:34:48,390 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/float-newlib/double_req_bl_0240a.c [2022-11-23 15:34:51,638 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:34:51,927 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:34:51,927 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/sv-benchmarks/c/float-newlib/double_req_bl_0240a.c [2022-11-23 15:34:51,941 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/data/d47c30da6/b5ed3bebd52147af8836f79397ba3594/FLAG9f61c7920 [2022-11-23 15:34:51,954 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/data/d47c30da6/b5ed3bebd52147af8836f79397ba3594 [2022-11-23 15:34:51,957 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:34:51,958 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:34:51,959 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:34:51,959 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:34:51,966 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:34:51,967 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:51" (1/1) ... [2022-11-23 15:34:51,968 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ffeba24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:51, skipping insertion in model container [2022-11-23 15:34:51,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:51" (1/1) ... [2022-11-23 15:34:51,976 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:34:52,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:34:52,353 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_dca21431-3f0d-4e8f-af9c-47774e35a1fe/sv-benchmarks/c/float-newlib/double_req_bl_0240a.c[16283,16296] [2022-11-23 15:34:52,363 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:34:52,409 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 15:34:52,559 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_dca21431-3f0d-4e8f-af9c-47774e35a1fe/sv-benchmarks/c/float-newlib/double_req_bl_0240a.c[16283,16296] [2022-11-23 15:34:52,560 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:34:52,602 INFO L208 MainTranslator]: Completed translation [2022-11-23 15:34:52,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:52 WrapperNode [2022-11-23 15:34:52,605 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:34:52,606 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 15:34:52,606 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 15:34:52,606 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 15:34:52,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:52" (1/1) ... [2022-11-23 15:34:52,659 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:52" (1/1) ... [2022-11-23 15:34:52,741 INFO L138 Inliner]: procedures = 29, calls = 375, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1022 [2022-11-23 15:34:52,744 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 15:34:52,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 15:34:52,746 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 15:34:52,746 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 15:34:52,756 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:52" (1/1) ... [2022-11-23 15:34:52,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:52" (1/1) ... [2022-11-23 15:34:52,779 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:52" (1/1) ... [2022-11-23 15:34:52,780 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:52" (1/1) ... [2022-11-23 15:34:52,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:52" (1/1) ... [2022-11-23 15:34:52,861 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:52" (1/1) ... [2022-11-23 15:34:52,882 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:52" (1/1) ... [2022-11-23 15:34:52,887 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:52" (1/1) ... [2022-11-23 15:34:52,907 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 15:34:52,908 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 15:34:52,908 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 15:34:52,909 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 15:34:52,910 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:52" (1/1) ... [2022-11-23 15:34:52,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:34:52,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:34:52,939 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 15:34:52,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 15:34:52,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 15:34:52,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2022-11-23 15:34:52,982 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2022-11-23 15:34:52,982 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2022-11-23 15:34:52,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2022-11-23 15:34:52,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-23 15:34:52,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-23 15:34:52,983 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cos [2022-11-23 15:34:52,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cos [2022-11-23 15:34:52,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 15:34:52,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2022-11-23 15:34:52,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-23 15:34:52,984 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sin [2022-11-23 15:34:52,984 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sin [2022-11-23 15:34:52,984 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2022-11-23 15:34:52,984 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2022-11-23 15:34:52,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 15:34:52,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 15:34:52,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-23 15:34:52,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 15:34:53,167 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 15:34:53,169 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 15:35:47,598 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 15:35:47,606 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 15:35:47,607 INFO L300 CfgBuilder]: Removed 63 assume(true) statements. [2022-11-23 15:35:47,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:35:47 BoogieIcfgContainer [2022-11-23 15:35:47,609 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 15:35:47,611 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 15:35:47,611 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 15:35:47,614 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 15:35:47,614 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:34:51" (1/3) ... [2022-11-23 15:35:47,615 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57ed930b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:35:47, skipping insertion in model container [2022-11-23 15:35:47,615 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:52" (2/3) ... [2022-11-23 15:35:47,616 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57ed930b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:35:47, skipping insertion in model container [2022-11-23 15:35:47,616 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:35:47" (3/3) ... [2022-11-23 15:35:47,619 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0240a.c [2022-11-23 15:35:47,634 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 15:35:47,634 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 15:35:47,686 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 15:35:47,692 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;@79bcca7a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 15:35:47,692 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 15:35:47,697 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) [2022-11-23 15:35:47,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-23 15:35:47,703 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:35:47,704 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:35:47,704 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:35:47,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:35:47,709 INFO L85 PathProgramCache]: Analyzing trace with hash -1678301909, now seen corresponding path program 1 times [2022-11-23 15:35:47,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-23 15:35:47,727 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [410777612] [2022-11-23 15:35:47,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:35:47,728 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-23 15:35:47,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/mathsat [2022-11-23 15:35:47,733 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-23 15:35:47,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-23 15:35:48,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:35:48,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-23 15:35:48,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:35:48,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:35:48,207 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 15:35:48,208 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-23 15:35:48,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [410777612] [2022-11-23 15:35:48,209 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [410777612] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:35:48,209 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:35:48,209 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 15:35:48,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605272527] [2022-11-23 15:35:48,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:35:48,217 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-23 15:35:48,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-23 15:35:48,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-23 15:35:48,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 15:35:48,260 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) [2022-11-23 15:35:48,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:35:48,320 INFO L93 Difference]: Finished difference Result 506 states and 844 transitions. [2022-11-23 15:35:48,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 15:35:48,323 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 [2022-11-23 15:35:48,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:35:48,333 INFO L225 Difference]: With dead ends: 506 [2022-11-23 15:35:48,333 INFO L226 Difference]: Without dead ends: 251 [2022-11-23 15:35:48,338 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 [2022-11-23 15:35:48,342 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 [2022-11-23 15:35:48,343 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] [2022-11-23 15:35:48,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2022-11-23 15:35:48,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 251. [2022-11-23 15:35:48,402 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) [2022-11-23 15:35:48,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 350 transitions. [2022-11-23 15:35:48,406 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 350 transitions. Word has length 10 [2022-11-23 15:35:48,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:35:48,406 INFO L495 AbstractCegarLoop]: Abstraction has 251 states and 350 transitions. [2022-11-23 15:35:48,406 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) [2022-11-23 15:35:48,407 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 350 transitions. [2022-11-23 15:35:48,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-23 15:35:48,407 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:35:48,407 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:35:48,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/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 [2022-11-23 15:35:48,608 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-23 15:35:48,608 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:35:48,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:35:48,609 INFO L85 PathProgramCache]: Analyzing trace with hash 749612129, now seen corresponding path program 1 times [2022-11-23 15:35:48,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-23 15:35:48,610 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [405962021] [2022-11-23 15:35:48,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:35:48,610 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-23 15:35:48,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/mathsat [2022-11-23 15:35:48,612 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-23 15:35:48,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-23 15:35:49,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:35:49,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-23 15:35:49,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:35:50,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:35:50,206 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 15:35:50,206 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-23 15:35:50,206 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [405962021] [2022-11-23 15:35:50,206 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [405962021] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:35:50,207 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:35:50,207 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 15:35:50,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172551249] [2022-11-23 15:35:50,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:35:50,209 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-23 15:35:50,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-23 15:35:50,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-23 15:35:50,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-23 15:35:50,210 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) [2022-11-23 15:35:54,099 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 [] [2022-11-23 15:35:57,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-23 15:36:00,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.73s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-23 15:36:01,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:36:02,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:36:05,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:36:07,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:36:09,996 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:36:13,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-23 15:36:17,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-23 15:36:18,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:36:20,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-23 15:36:22,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:36:25,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.37s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-23 15:36:27,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.46s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:36:30,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.50s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:36:32,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:36:35,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.44s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:36:38,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-23 15:36:41,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-23 15:36:43,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-23 15:36:46,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-23 15:36:51,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-23 15:36:53,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:36:56,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:36:58,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:37:00,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:37:03,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:37:05,832 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:37:08,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-23 15:37:10,931 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-23 15:37:10,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:37:10,932 INFO L93 Difference]: Finished difference Result 375 states and 520 transitions. [2022-11-23 15:37:10,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 15:37:10,964 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 [2022-11-23 15:37:10,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:37:10,969 INFO L225 Difference]: With dead ends: 375 [2022-11-23 15:37:10,969 INFO L226 Difference]: Without dead ends: 370 [2022-11-23 15:37:10,970 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 [2022-11-23 15:37:10,970 INFO L413 NwaCegarLoop]: 317 mSDtfsCounter, 180 mSDsluCounter, 1452 mSDsCounter, 0 mSdLazyCounter, 179 mSolverCounterSat, 6 mSolverCounterUnsat, 27 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 77.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 192 SdHoareTripleChecker+Valid, 1769 SdHoareTripleChecker+Invalid, 212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 179 IncrementalHoareTripleChecker+Invalid, 27 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 80.1s IncrementalHoareTripleChecker+Time [2022-11-23 15:37:10,971 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [192 Valid, 1769 Invalid, 212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 179 Invalid, 27 Unknown, 0 Unchecked, 80.1s Time] [2022-11-23 15:37:10,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2022-11-23 15:37:10,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 285. [2022-11-23 15:37:10,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 285 states, 266 states have (on average 1.3909774436090225) internal successors, (370), 267 states have internal predecessors, (370), 13 states have call successors, (13), 5 states have call predecessors, (13), 5 states have return successors, (14), 12 states have call predecessors, (14), 13 states have call successors, (14) [2022-11-23 15:37:10,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 397 transitions. [2022-11-23 15:37:10,996 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 397 transitions. Word has length 11 [2022-11-23 15:37:10,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:37:10,996 INFO L495 AbstractCegarLoop]: Abstraction has 285 states and 397 transitions. [2022-11-23 15:37:10,996 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) [2022-11-23 15:37:10,996 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 397 transitions. [2022-11-23 15:37:10,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-23 15:37:10,997 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:37:10,998 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:37:11,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-23 15:37:11,198 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-23 15:37:11,199 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:37:11,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:37:11,199 INFO L85 PathProgramCache]: Analyzing trace with hash 1192633040, now seen corresponding path program 1 times [2022-11-23 15:37:11,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-23 15:37:11,200 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1089224839] [2022-11-23 15:37:11,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:37:11,200 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-23 15:37:11,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/mathsat [2022-11-23 15:37:11,202 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-23 15:37:11,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-23 15:37:11,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:37:11,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-23 15:37:11,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:37:12,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:37:12,210 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 15:37:12,211 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-23 15:37:12,211 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1089224839] [2022-11-23 15:37:12,211 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1089224839] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:37:12,211 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:37:12,211 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:37:12,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624005934] [2022-11-23 15:37:12,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:37:12,212 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:37:12,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-23 15:37:12,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:37:12,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:37:12,213 INFO L87 Difference]: Start difference. First operand 285 states and 397 transitions. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 15:37:12,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:37:12,442 INFO L93 Difference]: Finished difference Result 285 states and 397 transitions. [2022-11-23 15:37:12,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:37:12,445 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2022-11-23 15:37:12,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:37:12,445 INFO L225 Difference]: With dead ends: 285 [2022-11-23 15:37:12,446 INFO L226 Difference]: Without dead ends: 0 [2022-11-23 15:37:12,447 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:37:12,448 INFO L413 NwaCegarLoop]: 3 mSDtfsCounter, 5 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 15:37:12,448 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 5 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 15:37:12,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-23 15:37:12,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-23 15:37:12,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 15:37:12,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-23 15:37:12,450 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 20 [2022-11-23 15:37:12,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:37:12,450 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 15:37:12,450 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 15:37:12,450 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-23 15:37:12,450 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-23 15:37:12,454 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-23 15:37:12,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-23 15:37:12,654 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-23 15:37:12,657 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-23 15:37:13,736 INFO L902 garLoopResultBuilder]: At program point L155(line 155) the Hoare annotation is: true [2022-11-23 15:37:13,736 INFO L899 garLoopResultBuilder]: For program point L155-1(line 155) no Hoare annotation was computed. [2022-11-23 15:37:13,736 INFO L899 garLoopResultBuilder]: For program point L151(lines 151 156) no Hoare annotation was computed. [2022-11-23 15:37:13,737 INFO L899 garLoopResultBuilder]: For program point scalbn_doubleFINAL(lines 115 165) no Hoare annotation was computed. [2022-11-23 15:37:13,737 INFO L899 garLoopResultBuilder]: For program point L143-1(lines 143 148) no Hoare annotation was computed. [2022-11-23 15:37:13,737 INFO L902 garLoopResultBuilder]: At program point L143-2(lines 143 148) the Hoare annotation is: true [2022-11-23 15:37:13,737 INFO L899 garLoopResultBuilder]: For program point L143-3(lines 143 148) no Hoare annotation was computed. [2022-11-23 15:37:13,737 INFO L899 garLoopResultBuilder]: For program point L152(lines 152 155) no Hoare annotation was computed. [2022-11-23 15:37:13,737 INFO L899 garLoopResultBuilder]: For program point scalbn_doubleEXIT(lines 115 165) no Hoare annotation was computed. [2022-11-23 15:37:13,737 INFO L899 garLoopResultBuilder]: For program point L140(lines 140 141) no Hoare annotation was computed. [2022-11-23 15:37:13,737 INFO L902 garLoopResultBuilder]: At program point scalbn_doubleENTRY(lines 115 165) the Hoare annotation is: true [2022-11-23 15:37:13,738 INFO L899 garLoopResultBuilder]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2022-11-23 15:37:13,738 INFO L902 garLoopResultBuilder]: At program point L128-2(lines 128 132) the Hoare annotation is: true [2022-11-23 15:37:13,738 INFO L899 garLoopResultBuilder]: For program point L128-3(lines 128 132) no Hoare annotation was computed. [2022-11-23 15:37:13,738 INFO L899 garLoopResultBuilder]: For program point L124(lines 124 136) no Hoare annotation was computed. [2022-11-23 15:37:13,738 INFO L899 garLoopResultBuilder]: For program point L124-2(lines 115 165) no Hoare annotation was computed. [2022-11-23 15:37:13,738 INFO L902 garLoopResultBuilder]: At program point L153(line 153) the Hoare annotation is: true [2022-11-23 15:37:13,738 INFO L899 garLoopResultBuilder]: For program point L153-1(line 153) no Hoare annotation was computed. [2022-11-23 15:37:13,738 INFO L902 garLoopResultBuilder]: At program point L141(line 141) the Hoare annotation is: true [2022-11-23 15:37:13,739 INFO L899 garLoopResultBuilder]: For program point L141-1(line 141) no Hoare annotation was computed. [2022-11-23 15:37:13,739 INFO L899 garLoopResultBuilder]: For program point L125(lines 125 126) no Hoare annotation was computed. [2022-11-23 15:37:13,739 INFO L899 garLoopResultBuilder]: For program point L158-1(lines 158 163) no Hoare annotation was computed. [2022-11-23 15:37:13,739 INFO L902 garLoopResultBuilder]: At program point L158-2(lines 158 163) the Hoare annotation is: true [2022-11-23 15:37:13,739 INFO L899 garLoopResultBuilder]: For program point L158-3(lines 158 163) no Hoare annotation was computed. [2022-11-23 15:37:13,739 INFO L899 garLoopResultBuilder]: For program point L117-1(lines 117 122) no Hoare annotation was computed. [2022-11-23 15:37:13,739 INFO L902 garLoopResultBuilder]: At program point L117-2(lines 117 122) the Hoare annotation is: true [2022-11-23 15:37:13,739 INFO L899 garLoopResultBuilder]: For program point L117-3(lines 117 122) no Hoare annotation was computed. [2022-11-23 15:37:13,739 INFO L899 garLoopResultBuilder]: For program point L142(lines 142 150) no Hoare annotation was computed. [2022-11-23 15:37:13,739 INFO L899 garLoopResultBuilder]: For program point L134(lines 134 135) no Hoare annotation was computed. [2022-11-23 15:37:13,740 INFO L899 garLoopResultBuilder]: For program point L97(lines 97 101) no Hoare annotation was computed. [2022-11-23 15:37:13,740 INFO L902 garLoopResultBuilder]: At program point L97-1(lines 90 109) the Hoare annotation is: true [2022-11-23 15:37:13,740 INFO L899 garLoopResultBuilder]: For program point copysign_doubleFINAL(lines 90 109) no Hoare annotation was computed. [2022-11-23 15:37:13,740 INFO L899 garLoopResultBuilder]: For program point copysign_doubleEXIT(lines 90 109) no Hoare annotation was computed. [2022-11-23 15:37:13,740 INFO L899 garLoopResultBuilder]: For program point L102(lines 102 107) no Hoare annotation was computed. [2022-11-23 15:37:13,740 INFO L902 garLoopResultBuilder]: At program point copysign_doubleENTRY(lines 90 109) the Hoare annotation is: true [2022-11-23 15:37:13,740 INFO L902 garLoopResultBuilder]: At program point L102-1(lines 90 109) the Hoare annotation is: true [2022-11-23 15:37:13,740 INFO L899 garLoopResultBuilder]: For program point L102-2(lines 102 107) no Hoare annotation was computed. [2022-11-23 15:37:13,740 INFO L899 garLoopResultBuilder]: For program point L92-1(lines 92 96) no Hoare annotation was computed. [2022-11-23 15:37:13,741 INFO L902 garLoopResultBuilder]: At program point L92-2(lines 92 96) the Hoare annotation is: true [2022-11-23 15:37:13,741 INFO L899 garLoopResultBuilder]: For program point L543-1(lines 543 547) no Hoare annotation was computed. [2022-11-23 15:37:13,741 INFO L902 garLoopResultBuilder]: At program point L543-2(lines 543 547) the Hoare annotation is: true [2022-11-23 15:37:13,741 INFO L899 garLoopResultBuilder]: For program point L543-3(lines 543 547) no Hoare annotation was computed. [2022-11-23 15:37:13,741 INFO L899 garLoopResultBuilder]: For program point __kernel_cosFINAL(lines 540 574) no Hoare annotation was computed. [2022-11-23 15:37:13,741 INFO L899 garLoopResultBuilder]: For program point L560(lines 560 569) no Hoare annotation was computed. [2022-11-23 15:37:13,741 INFO L899 garLoopResultBuilder]: For program point L550(lines 550 551) no Hoare annotation was computed. [2022-11-23 15:37:13,741 INFO L899 garLoopResultBuilder]: For program point __kernel_cosEXIT(lines 540 574) no Hoare annotation was computed. [2022-11-23 15:37:13,741 INFO L902 garLoopResultBuilder]: At program point __kernel_cosENTRY(lines 540 574) the Hoare annotation is: true [2022-11-23 15:37:13,742 INFO L899 garLoopResultBuilder]: For program point L563-1(lines 563 568) no Hoare annotation was computed. [2022-11-23 15:37:13,742 INFO L902 garLoopResultBuilder]: At program point L563-2(lines 563 568) the Hoare annotation is: true [2022-11-23 15:37:13,742 INFO L899 garLoopResultBuilder]: For program point L563-3(lines 560 569) no Hoare annotation was computed. [2022-11-23 15:37:13,742 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 573) no Hoare annotation was computed. [2022-11-23 15:37:13,742 INFO L899 garLoopResultBuilder]: For program point L549(lines 549 552) no Hoare annotation was computed. [2022-11-23 15:37:13,742 INFO L899 garLoopResultBuilder]: For program point L549-2(lines 549 552) no Hoare annotation was computed. [2022-11-23 15:37:13,742 INFO L899 garLoopResultBuilder]: For program point L234(lines 234 242) no Hoare annotation was computed. [2022-11-23 15:37:13,742 INFO L899 garLoopResultBuilder]: For program point L168-1(lines 168 172) no Hoare annotation was computed. [2022-11-23 15:37:13,742 INFO L895 garLoopResultBuilder]: At program point L168-2(lines 168 172) the Hoare annotation is: false [2022-11-23 15:37:13,742 INFO L899 garLoopResultBuilder]: For program point L36(lines 36 43) no Hoare annotation was computed. [2022-11-23 15:37:13,743 INFO L899 garLoopResultBuilder]: For program point L433(lines 433 440) no Hoare annotation was computed. [2022-11-23 15:37:13,743 INFO L899 garLoopResultBuilder]: For program point L433-2(lines 433 440) no Hoare annotation was computed. [2022-11-23 15:37:13,743 INFO L895 garLoopResultBuilder]: At program point L301(line 301) the Hoare annotation is: false [2022-11-23 15:37:13,743 INFO L899 garLoopResultBuilder]: For program point L301-1(line 301) no Hoare annotation was computed. [2022-11-23 15:37:13,743 INFO L899 garLoopResultBuilder]: For program point L334-2(lines 334 335) no Hoare annotation was computed. [2022-11-23 15:37:13,743 INFO L895 garLoopResultBuilder]: At program point L334-3(lines 334 335) the Hoare annotation is: false [2022-11-23 15:37:13,743 INFO L899 garLoopResultBuilder]: For program point L334-4(lines 334 335) no Hoare annotation was computed. [2022-11-23 15:37:13,743 INFO L899 garLoopResultBuilder]: For program point L70(lines 70 71) no Hoare annotation was computed. [2022-11-23 15:37:13,743 INFO L899 garLoopResultBuilder]: For program point L37(lines 37 42) no Hoare annotation was computed. [2022-11-23 15:37:13,744 INFO L899 garLoopResultBuilder]: For program point L70-2(lines 70 71) no Hoare annotation was computed. [2022-11-23 15:37:13,744 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 309) no Hoare annotation was computed. [2022-11-23 15:37:13,744 INFO L899 garLoopResultBuilder]: For program point L269(lines 269 270) no Hoare annotation was computed. [2022-11-23 15:37:13,744 INFO L895 garLoopResultBuilder]: At program point L302-2(lines 293 310) the Hoare annotation is: false [2022-11-23 15:37:13,744 INFO L899 garLoopResultBuilder]: For program point L468-1(lines 468 472) no Hoare annotation was computed. [2022-11-23 15:37:13,744 INFO L895 garLoopResultBuilder]: At program point L468-2(lines 468 472) the Hoare annotation is: false [2022-11-23 15:37:13,744 INFO L899 garLoopResultBuilder]: For program point L468-3(lines 468 472) no Hoare annotation was computed. [2022-11-23 15:37:13,744 INFO L895 garLoopResultBuilder]: At program point L270(line 270) the Hoare annotation is: false [2022-11-23 15:37:13,744 INFO L899 garLoopResultBuilder]: For program point L270-1(line 270) no Hoare annotation was computed. [2022-11-23 15:37:13,744 INFO L899 garLoopResultBuilder]: For program point L39(lines 39 42) no Hoare annotation was computed. [2022-11-23 15:37:13,745 INFO L899 garLoopResultBuilder]: For program point L502(lines 502 507) no Hoare annotation was computed. [2022-11-23 15:37:13,745 INFO L895 garLoopResultBuilder]: At program point L502-1(lines 401 530) the Hoare annotation is: false [2022-11-23 15:37:13,745 INFO L899 garLoopResultBuilder]: For program point L502-2(lines 502 507) no Hoare annotation was computed. [2022-11-23 15:37:13,745 INFO L899 garLoopResultBuilder]: For program point L205(lines 205 206) no Hoare annotation was computed. [2022-11-23 15:37:13,745 INFO L899 garLoopResultBuilder]: For program point L205-2(lines 205 206) no Hoare annotation was computed. [2022-11-23 15:37:13,745 INFO L899 garLoopResultBuilder]: For program point L338-2(lines 338 339) no Hoare annotation was computed. [2022-11-23 15:37:13,745 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 242) no Hoare annotation was computed. [2022-11-23 15:37:13,745 INFO L895 garLoopResultBuilder]: At program point L338-3(lines 338 339) the Hoare annotation is: false [2022-11-23 15:37:13,745 INFO L899 garLoopResultBuilder]: For program point L338-4(lines 338 339) no Hoare annotation was computed. [2022-11-23 15:37:13,745 INFO L899 garLoopResultBuilder]: For program point L173(lines 173 178) no Hoare annotation was computed. [2022-11-23 15:37:13,746 INFO L895 garLoopResultBuilder]: At program point L173-1(lines 166 180) the Hoare annotation is: false [2022-11-23 15:37:13,746 INFO L899 garLoopResultBuilder]: For program point L173-2(lines 173 178) no Hoare annotation was computed. [2022-11-23 15:37:13,746 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 242) no Hoare annotation was computed. [2022-11-23 15:37:13,746 INFO L899 garLoopResultBuilder]: For program point L274-1(lines 196 366) no Hoare annotation was computed. [2022-11-23 15:37:13,746 INFO L899 garLoopResultBuilder]: For program point L241-2(lines 196 366) no Hoare annotation was computed. [2022-11-23 15:37:13,746 INFO L895 garLoopResultBuilder]: At program point L606(lines 606 632) the Hoare annotation is: (and (= (let ((.cse0 (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (_ +zero 11 53)))) (fp.sub roundNearestTiesToEven .cse0 .cse0)) |ULTIMATE.start_sin_double_#res#1|) (= |ULTIMATE.start_sin_double_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= currentRoundingMode roundNearestTiesToEven)) [2022-11-23 15:37:13,746 INFO L899 garLoopResultBuilder]: For program point L474(lines 474 480) no Hoare annotation was computed. [2022-11-23 15:37:13,746 INFO L899 garLoopResultBuilder]: For program point L408-1(lines 408 412) no Hoare annotation was computed. [2022-11-23 15:37:13,748 INFO L895 garLoopResultBuilder]: At program point L408-2(lines 408 412) the Hoare annotation is: false [2022-11-23 15:37:13,748 INFO L899 garLoopResultBuilder]: For program point L342(line 342) no Hoare annotation was computed. [2022-11-23 15:37:13,749 INFO L899 garLoopResultBuilder]: For program point L408-3(lines 408 412) no Hoare annotation was computed. [2022-11-23 15:37:13,749 INFO L899 garLoopResultBuilder]: For program point L276-2(lines 276 277) no Hoare annotation was computed. [2022-11-23 15:37:13,749 INFO L895 garLoopResultBuilder]: At program point L276-3(lines 276 277) the Hoare annotation is: false [2022-11-23 15:37:13,749 INFO L899 garLoopResultBuilder]: For program point L276-4(lines 274 291) no Hoare annotation was computed. [2022-11-23 15:37:13,749 INFO L899 garLoopResultBuilder]: For program point L78(lines 78 83) no Hoare annotation was computed. [2022-11-23 15:37:13,749 INFO L895 garLoopResultBuilder]: At program point L78-1(lines 24 85) the Hoare annotation is: false [2022-11-23 15:37:13,750 INFO L899 garLoopResultBuilder]: For program point L78-2(lines 78 83) no Hoare annotation was computed. [2022-11-23 15:37:13,750 INFO L899 garLoopResultBuilder]: For program point L343-2(lines 343 347) no Hoare annotation was computed. [2022-11-23 15:37:13,750 INFO L899 garLoopResultBuilder]: For program point L244(lines 196 366) no Hoare annotation was computed. [2022-11-23 15:37:13,750 INFO L895 garLoopResultBuilder]: At program point L343-3(lines 343 347) the Hoare annotation is: false [2022-11-23 15:37:13,750 INFO L899 garLoopResultBuilder]: For program point L343-4(lines 343 347) no Hoare annotation was computed. [2022-11-23 15:37:13,750 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 211 212) no Hoare annotation was computed. [2022-11-23 15:37:13,750 INFO L895 garLoopResultBuilder]: At program point L211-3(lines 211 212) the Hoare annotation is: false [2022-11-23 15:37:13,750 INFO L899 garLoopResultBuilder]: For program point L211-4(lines 211 212) no Hoare annotation was computed. [2022-11-23 15:37:13,750 INFO L899 garLoopResultBuilder]: For program point L46(lines 46 47) no Hoare annotation was computed. [2022-11-23 15:37:13,750 INFO L899 garLoopResultBuilder]: For program point L509-1(lines 509 514) no Hoare annotation was computed. [2022-11-23 15:37:13,751 INFO L895 garLoopResultBuilder]: At program point L509-2(lines 509 514) the Hoare annotation is: false [2022-11-23 15:37:13,751 INFO L899 garLoopResultBuilder]: For program point L509-3(lines 509 514) no Hoare annotation was computed. [2022-11-23 15:37:13,751 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-11-23 15:37:13,751 INFO L895 garLoopResultBuilder]: At program point L179(lines 166 180) the Hoare annotation is: false [2022-11-23 15:37:13,751 INFO L899 garLoopResultBuilder]: For program point L212-2(line 212) no Hoare annotation was computed. [2022-11-23 15:37:13,751 INFO L899 garLoopResultBuilder]: For program point L609-1(lines 609 613) no Hoare annotation was computed. [2022-11-23 15:37:13,751 INFO L895 garLoopResultBuilder]: At program point L609-2(lines 609 613) the Hoare annotation is: (and (= |ULTIMATE.start_sin_double_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= currentRoundingMode roundNearestTiesToEven)) [2022-11-23 15:37:13,751 INFO L899 garLoopResultBuilder]: For program point L609-3(lines 609 613) no Hoare annotation was computed. [2022-11-23 15:37:13,752 INFO L899 garLoopResultBuilder]: For program point L444(lines 444 490) no Hoare annotation was computed. [2022-11-23 15:37:13,752 INFO L899 garLoopResultBuilder]: For program point L312(line 312) no Hoare annotation was computed. [2022-11-23 15:37:13,752 INFO L899 garLoopResultBuilder]: For program point L279-1(lines 279 280) no Hoare annotation was computed. [2022-11-23 15:37:13,752 INFO L899 garLoopResultBuilder]: For program point L279-3(lines 279 280) no Hoare annotation was computed. [2022-11-23 15:37:13,752 INFO L895 garLoopResultBuilder]: At program point L279-4(lines 279 280) the Hoare annotation is: false [2022-11-23 15:37:13,752 INFO L899 garLoopResultBuilder]: For program point L279-5(lines 279 280) no Hoare annotation was computed. [2022-11-23 15:37:13,753 INFO L899 garLoopResultBuilder]: For program point L48(lines 48 53) no Hoare annotation was computed. [2022-11-23 15:37:13,753 INFO L899 garLoopResultBuilder]: For program point L313-2(lines 313 316) no Hoare annotation was computed. [2022-11-23 15:37:13,753 INFO L895 garLoopResultBuilder]: At program point L313-3(lines 313 316) the Hoare annotation is: false [2022-11-23 15:37:13,753 INFO L899 garLoopResultBuilder]: For program point L247-2(lines 247 256) no Hoare annotation was computed. [2022-11-23 15:37:13,753 INFO L899 garLoopResultBuilder]: For program point L313-4(lines 313 316) no Hoare annotation was computed. [2022-11-23 15:37:13,753 INFO L899 garLoopResultBuilder]: For program point L214-2(lines 214 218) no Hoare annotation was computed. [2022-11-23 15:37:13,753 INFO L895 garLoopResultBuilder]: At program point L247-3(lines 247 256) the Hoare annotation is: false [2022-11-23 15:37:13,753 INFO L895 garLoopResultBuilder]: At program point L214-3(lines 214 218) the Hoare annotation is: false [2022-11-23 15:37:13,753 INFO L899 garLoopResultBuilder]: For program point L247-4(lines 244 272) no Hoare annotation was computed. [2022-11-23 15:37:13,754 INFO L899 garLoopResultBuilder]: For program point L214-4(lines 214 218) no Hoare annotation was computed. [2022-11-23 15:37:13,754 INFO L899 garLoopResultBuilder]: For program point L49(lines 49 50) no Hoare annotation was computed. [2022-11-23 15:37:13,754 INFO L899 garLoopResultBuilder]: For program point L49-2(lines 49 50) no Hoare annotation was computed. [2022-11-23 15:37:13,754 INFO L899 garLoopResultBuilder]: For program point L215-2(lines 215 216) no Hoare annotation was computed. [2022-11-23 15:37:13,754 INFO L895 garLoopResultBuilder]: At program point L215-3(lines 215 216) the Hoare annotation is: false [2022-11-23 15:37:13,754 INFO L899 garLoopResultBuilder]: For program point L215-4(lines 215 216) no Hoare annotation was computed. [2022-11-23 15:37:13,754 INFO L899 garLoopResultBuilder]: For program point L645(lines 645 648) no Hoare annotation was computed. [2022-11-23 15:37:13,755 INFO L899 garLoopResultBuilder]: For program point L414(lines 414 418) no Hoare annotation was computed. [2022-11-23 15:37:13,755 INFO L899 garLoopResultBuilder]: For program point L348-2(lines 348 352) no Hoare annotation was computed. [2022-11-23 15:37:13,755 INFO L899 garLoopResultBuilder]: For program point L249(lines 249 255) no Hoare annotation was computed. [2022-11-23 15:37:13,755 INFO L895 garLoopResultBuilder]: At program point L348-3(lines 348 352) the Hoare annotation is: false [2022-11-23 15:37:13,755 INFO L899 garLoopResultBuilder]: For program point L282-2(lines 282 287) no Hoare annotation was computed. [2022-11-23 15:37:13,755 INFO L899 garLoopResultBuilder]: For program point L348-4(lines 348 352) no Hoare annotation was computed. [2022-11-23 15:37:13,756 INFO L895 garLoopResultBuilder]: At program point L282-3(lines 282 287) the Hoare annotation is: false [2022-11-23 15:37:13,756 INFO L899 garLoopResultBuilder]: For program point L282-4(lines 282 287) no Hoare annotation was computed. [2022-11-23 15:37:13,756 INFO L895 garLoopResultBuilder]: At program point L84(lines 24 85) the Hoare annotation is: false [2022-11-23 15:37:13,756 INFO L899 garLoopResultBuilder]: For program point L646(line 646) no Hoare annotation was computed. [2022-11-23 15:37:13,756 INFO L899 garLoopResultBuilder]: For program point L250(lines 250 253) no Hoare annotation was computed. [2022-11-23 15:37:13,756 INFO L899 garLoopResultBuilder]: For program point L515-2(lines 515 518) no Hoare annotation was computed. [2022-11-23 15:37:13,757 INFO L895 garLoopResultBuilder]: At program point L515-3(lines 515 518) the Hoare annotation is: false [2022-11-23 15:37:13,757 INFO L899 garLoopResultBuilder]: For program point L515-4(lines 515 518) no Hoare annotation was computed. [2022-11-23 15:37:13,757 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-23 15:37:13,757 INFO L899 garLoopResultBuilder]: For program point L284-2(lines 284 285) no Hoare annotation was computed. [2022-11-23 15:37:13,757 INFO L895 garLoopResultBuilder]: At program point L284-3(lines 284 285) the Hoare annotation is: false [2022-11-23 15:37:13,757 INFO L899 garLoopResultBuilder]: For program point L284-4(lines 284 285) no Hoare annotation was computed. [2022-11-23 15:37:13,758 INFO L899 garLoopResultBuilder]: For program point L615(lines 615 631) no Hoare annotation was computed. [2022-11-23 15:37:13,758 INFO L899 garLoopResultBuilder]: For program point L450(line 450) no Hoare annotation was computed. [2022-11-23 15:37:13,758 INFO L899 garLoopResultBuilder]: For program point L450-2(lines 450 482) no Hoare annotation was computed. [2022-11-23 15:37:13,758 INFO L899 garLoopResultBuilder]: For program point L318-2(lines 318 322) no Hoare annotation was computed. [2022-11-23 15:37:13,758 INFO L895 garLoopResultBuilder]: At program point L318-3(lines 318 322) the Hoare annotation is: false [2022-11-23 15:37:13,758 INFO L899 garLoopResultBuilder]: For program point L318-4(lines 318 322) no Hoare annotation was computed. [2022-11-23 15:37:13,759 INFO L895 garLoopResultBuilder]: At program point L616(line 616) the Hoare annotation is: false [2022-11-23 15:37:13,759 INFO L899 garLoopResultBuilder]: For program point L616-1(line 616) no Hoare annotation was computed. [2022-11-23 15:37:13,759 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 489) no Hoare annotation was computed. [2022-11-23 15:37:13,759 INFO L899 garLoopResultBuilder]: For program point L319-2(lines 319 320) no Hoare annotation was computed. [2022-11-23 15:37:13,759 INFO L895 garLoopResultBuilder]: At program point L319-3(lines 319 320) the Hoare annotation is: false [2022-11-23 15:37:13,759 INFO L899 garLoopResultBuilder]: For program point L319-4(lines 319 320) no Hoare annotation was computed. [2022-11-23 15:37:13,760 INFO L895 garLoopResultBuilder]: At program point L88(line 88) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isnan_double_#res#1|) (= (let ((.cse0 (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (_ +zero 11 53)))) (fp.sub roundNearestTiesToEven .cse0 .cse0)) |ULTIMATE.start_sin_double_#res#1|) (= |ULTIMATE.start_sin_double_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= currentRoundingMode roundNearestTiesToEven)) [2022-11-23 15:37:13,760 INFO L899 garLoopResultBuilder]: For program point L55(lines 55 77) no Hoare annotation was computed. [2022-11-23 15:37:13,760 INFO L902 garLoopResultBuilder]: At program point L650(lines 634 651) the Hoare annotation is: true [2022-11-23 15:37:13,760 INFO L899 garLoopResultBuilder]: For program point L617(lines 617 631) no Hoare annotation was computed. [2022-11-23 15:37:13,760 INFO L899 garLoopResultBuilder]: For program point L419(lines 419 443) no Hoare annotation was computed. [2022-11-23 15:37:13,760 INFO L899 garLoopResultBuilder]: For program point L353-2(lines 353 354) no Hoare annotation was computed. [2022-11-23 15:37:13,760 INFO L895 garLoopResultBuilder]: At program point L353-3(lines 353 354) the Hoare annotation is: false [2022-11-23 15:37:13,761 INFO L899 garLoopResultBuilder]: For program point L353-4(lines 324 364) no Hoare annotation was computed. [2022-11-23 15:37:13,761 INFO L899 garLoopResultBuilder]: For program point L56(lines 56 59) no Hoare annotation was computed. [2022-11-23 15:37:13,761 INFO L899 garLoopResultBuilder]: For program point L420(lines 420 442) no Hoare annotation was computed. [2022-11-23 15:37:13,761 INFO L895 garLoopResultBuilder]: At program point L289(lines 196 366) the Hoare annotation is: false [2022-11-23 15:37:13,761 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-23 15:37:13,761 INFO L899 garLoopResultBuilder]: For program point L223-2(lines 223 227) no Hoare annotation was computed. [2022-11-23 15:37:13,761 INFO L895 garLoopResultBuilder]: At program point L223-3(lines 223 227) the Hoare annotation is: false [2022-11-23 15:37:13,761 INFO L895 garLoopResultBuilder]: At program point L223-4(lines 223 227) the Hoare annotation is: false [2022-11-23 15:37:13,761 INFO L899 garLoopResultBuilder]: For program point L521-1(lines 521 522) no Hoare annotation was computed. [2022-11-23 15:37:13,761 INFO L899 garLoopResultBuilder]: For program point L422(lines 422 429) no Hoare annotation was computed. [2022-11-23 15:37:13,762 INFO L895 garLoopResultBuilder]: At program point L521-3(lines 521 522) the Hoare annotation is: false [2022-11-23 15:37:13,762 INFO L899 garLoopResultBuilder]: For program point L521-4(lines 521 522) no Hoare annotation was computed. [2022-11-23 15:37:13,762 INFO L899 garLoopResultBuilder]: For program point L422-2(lines 422 429) no Hoare annotation was computed. [2022-11-23 15:37:13,762 INFO L899 garLoopResultBuilder]: For program point L257-1(lines 244 272) no Hoare annotation was computed. [2022-11-23 15:37:13,762 INFO L899 garLoopResultBuilder]: For program point L621(lines 621 630) no Hoare annotation was computed. [2022-11-23 15:37:13,762 INFO L899 garLoopResultBuilder]: For program point L456-1(lines 456 460) no Hoare annotation was computed. [2022-11-23 15:37:13,762 INFO L895 garLoopResultBuilder]: At program point L456-2(lines 456 460) the Hoare annotation is: false [2022-11-23 15:37:13,762 INFO L899 garLoopResultBuilder]: For program point L456-3(lines 456 460) no Hoare annotation was computed. [2022-11-23 15:37:13,762 INFO L895 garLoopResultBuilder]: At program point L324(lines 324 364) the Hoare annotation is: false [2022-11-23 15:37:13,763 INFO L895 garLoopResultBuilder]: At program point L258(lines 258 265) the Hoare annotation is: false [2022-11-23 15:37:13,763 INFO L899 garLoopResultBuilder]: For program point L27-1(lines 27 32) no Hoare annotation was computed. [2022-11-23 15:37:13,763 INFO L895 garLoopResultBuilder]: At program point L27-2(lines 27 32) the Hoare annotation is: false [2022-11-23 15:37:13,763 INFO L899 garLoopResultBuilder]: For program point L27-3(lines 27 32) no Hoare annotation was computed. [2022-11-23 15:37:13,763 INFO L899 garLoopResultBuilder]: For program point L622(line 622) no Hoare annotation was computed. [2022-11-23 15:37:13,763 INFO L899 garLoopResultBuilder]: For program point L325(line 325) no Hoare annotation was computed. [2022-11-23 15:37:13,763 INFO L899 garLoopResultBuilder]: For program point L259(line 259) no Hoare annotation was computed. [2022-11-23 15:37:13,763 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-23 15:37:13,763 INFO L895 garLoopResultBuilder]: At program point L623(line 623) the Hoare annotation is: false [2022-11-23 15:37:13,763 INFO L899 garLoopResultBuilder]: For program point L623-1(line 623) no Hoare annotation was computed. [2022-11-23 15:37:13,764 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 528) no Hoare annotation was computed. [2022-11-23 15:37:13,764 INFO L899 garLoopResultBuilder]: For program point L62(lines 62 63) no Hoare annotation was computed. [2022-11-23 15:37:13,764 INFO L899 garLoopResultBuilder]: For program point L624(line 624) no Hoare annotation was computed. [2022-11-23 15:37:13,764 INFO L899 garLoopResultBuilder]: For program point L492(lines 492 495) no Hoare annotation was computed. [2022-11-23 15:37:13,764 INFO L899 garLoopResultBuilder]: For program point L327-2(lines 327 328) no Hoare annotation was computed. [2022-11-23 15:37:13,764 INFO L895 garLoopResultBuilder]: At program point L327-3(lines 327 328) the Hoare annotation is: false [2022-11-23 15:37:13,764 INFO L899 garLoopResultBuilder]: For program point L327-4(lines 327 328) no Hoare annotation was computed. [2022-11-23 15:37:13,764 INFO L895 garLoopResultBuilder]: At program point L625(line 625) the Hoare annotation is: false [2022-11-23 15:37:13,764 INFO L899 garLoopResultBuilder]: For program point L625-1(line 625) no Hoare annotation was computed. [2022-11-23 15:37:13,764 INFO L899 garLoopResultBuilder]: For program point L262(line 262) no Hoare annotation was computed. [2022-11-23 15:37:13,764 INFO L899 garLoopResultBuilder]: For program point L229(line 229) no Hoare annotation was computed. [2022-11-23 15:37:13,765 INFO L899 garLoopResultBuilder]: For program point L64(lines 64 76) no Hoare annotation was computed. [2022-11-23 15:37:13,765 INFO L899 garLoopResultBuilder]: For program point L626(line 626) no Hoare annotation was computed. [2022-11-23 15:37:13,765 INFO L899 garLoopResultBuilder]: For program point L296-1(lines 296 299) no Hoare annotation was computed. [2022-11-23 15:37:13,765 INFO L895 garLoopResultBuilder]: At program point L296-3(lines 296 299) the Hoare annotation is: false [2022-11-23 15:37:13,765 INFO L899 garLoopResultBuilder]: For program point L65(lines 65 74) no Hoare annotation was computed. [2022-11-23 15:37:13,765 INFO L899 garLoopResultBuilder]: For program point L65-1(lines 65 74) no Hoare annotation was computed. [2022-11-23 15:37:13,765 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-23 15:37:13,765 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 646) no Hoare annotation was computed. [2022-11-23 15:37:13,765 INFO L895 garLoopResultBuilder]: At program point L627(line 627) the Hoare annotation is: false [2022-11-23 15:37:13,765 INFO L899 garLoopResultBuilder]: For program point L627-1(line 627) no Hoare annotation was computed. [2022-11-23 15:37:13,765 INFO L899 garLoopResultBuilder]: For program point L462(lines 462 481) no Hoare annotation was computed. [2022-11-23 15:37:13,766 INFO L899 garLoopResultBuilder]: For program point L462-1(lines 450 482) no Hoare annotation was computed. [2022-11-23 15:37:13,766 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 73) no Hoare annotation was computed. [2022-11-23 15:37:13,766 INFO L899 garLoopResultBuilder]: For program point L628(line 628) no Hoare annotation was computed. [2022-11-23 15:37:13,766 INFO L895 garLoopResultBuilder]: At program point L529(lines 401 530) the Hoare annotation is: false [2022-11-23 15:37:13,766 INFO L899 garLoopResultBuilder]: For program point L331(line 331) no Hoare annotation was computed. [2022-11-23 15:37:13,766 INFO L899 garLoopResultBuilder]: For program point L331-2(line 331) no Hoare annotation was computed. [2022-11-23 15:37:13,766 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 77) no Hoare annotation was computed. [2022-11-23 15:37:13,766 INFO L895 garLoopResultBuilder]: At program point L629(line 629) the Hoare annotation is: false [2022-11-23 15:37:13,766 INFO L899 garLoopResultBuilder]: For program point L629-1(line 629) no Hoare annotation was computed. [2022-11-23 15:37:13,766 INFO L899 garLoopResultBuilder]: For program point L497-1(lines 497 501) no Hoare annotation was computed. [2022-11-23 15:37:13,766 INFO L895 garLoopResultBuilder]: At program point L497-2(lines 497 501) the Hoare annotation is: false [2022-11-23 15:37:13,766 INFO L895 garLoopResultBuilder]: At program point L365(lines 195 366) the Hoare annotation is: false [2022-11-23 15:37:13,766 INFO L899 garLoopResultBuilder]: For program point L332(line 332) no Hoare annotation was computed. [2022-11-23 15:37:13,767 INFO L899 garLoopResultBuilder]: For program point L35(lines 35 54) no Hoare annotation was computed. [2022-11-23 15:37:13,767 INFO L902 garLoopResultBuilder]: At program point __kernel_sinENTRY(lines 584 604) the Hoare annotation is: true [2022-11-23 15:37:13,767 INFO L899 garLoopResultBuilder]: For program point __kernel_sinFINAL(lines 584 604) no Hoare annotation was computed. [2022-11-23 15:37:13,767 INFO L899 garLoopResultBuilder]: For program point L593(lines 593 596) no Hoare annotation was computed. [2022-11-23 15:37:13,767 INFO L899 garLoopResultBuilder]: For program point L593-2(lines 593 596) no Hoare annotation was computed. [2022-11-23 15:37:13,767 INFO L899 garLoopResultBuilder]: For program point L587-1(lines 587 591) no Hoare annotation was computed. [2022-11-23 15:37:13,767 INFO L902 garLoopResultBuilder]: At program point L587-2(lines 587 591) the Hoare annotation is: true [2022-11-23 15:37:13,767 INFO L899 garLoopResultBuilder]: For program point L587-3(lines 587 591) no Hoare annotation was computed. [2022-11-23 15:37:13,768 INFO L899 garLoopResultBuilder]: For program point __kernel_sinEXIT(lines 584 604) no Hoare annotation was computed. [2022-11-23 15:37:13,768 INFO L899 garLoopResultBuilder]: For program point L600(lines 600 603) no Hoare annotation was computed. [2022-11-23 15:37:13,768 INFO L899 garLoopResultBuilder]: For program point L594(lines 594 595) no Hoare annotation was computed. [2022-11-23 15:37:13,771 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-11-23 15:37:13,773 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 15:37:13,783 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,784 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,784 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,784 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,784 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,785 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,787 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,787 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,787 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,787 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,787 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,788 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,789 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,789 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,789 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,789 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,789 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,790 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,790 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,790 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,791 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,791 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,791 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,791 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,792 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,793 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:37:13 BoogieIcfgContainer [2022-11-23 15:37:13,793 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 15:37:13,794 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 15:37:13,794 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 15:37:13,794 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 15:37:13,795 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:35:47" (3/4) ... [2022-11-23 15:37:13,798 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-23 15:37:13,804 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_double [2022-11-23 15:37:13,804 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_double [2022-11-23 15:37:13,805 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_cos [2022-11-23 15:37:13,805 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_sin [2022-11-23 15:37:13,820 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2022-11-23 15:37:13,821 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2022-11-23 15:37:13,821 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-23 15:37:13,822 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 15:37:13,849 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) == \result && x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2022-11-23 15:37:13,850 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1bv32 == \result && ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) == \result) && x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2022-11-23 15:37:13,915 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/witness.graphml [2022-11-23 15:37:13,916 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 15:37:13,916 INFO L158 Benchmark]: Toolchain (without parser) took 141958.39ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 51.8MB in the beginning and 33.4MB in the end (delta: 18.4MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2022-11-23 15:37:13,917 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 75.5MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:37:13,917 INFO L158 Benchmark]: CACSL2BoogieTranslator took 645.87ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 51.6MB in the beginning and 69.4MB in the end (delta: -17.8MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2022-11-23 15:37:13,917 INFO L158 Benchmark]: Boogie Procedure Inliner took 138.49ms. Allocated memory is still 96.5MB. Free memory was 69.4MB in the beginning and 63.2MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-23 15:37:13,918 INFO L158 Benchmark]: Boogie Preprocessor took 161.82ms. Allocated memory is still 96.5MB. Free memory was 63.2MB in the beginning and 56.0MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-23 15:37:13,918 INFO L158 Benchmark]: RCFGBuilder took 54701.45ms. Allocated memory is still 96.5MB. Free memory was 56.0MB in the beginning and 49.2MB in the end (delta: 6.9MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2022-11-23 15:37:13,918 INFO L158 Benchmark]: TraceAbstraction took 86182.31ms. Allocated memory is still 96.5MB. Free memory was 48.6MB in the beginning and 43.1MB in the end (delta: 5.5MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2022-11-23 15:37:13,919 INFO L158 Benchmark]: Witness Printer took 121.81ms. Allocated memory is still 96.5MB. Free memory was 43.1MB in the beginning and 33.4MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-23 15:37:13,921 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 75.5MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 645.87ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 51.6MB in the beginning and 69.4MB in the end (delta: -17.8MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 138.49ms. Allocated memory is still 96.5MB. Free memory was 69.4MB in the beginning and 63.2MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 161.82ms. Allocated memory is still 96.5MB. Free memory was 63.2MB in the beginning and 56.0MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 54701.45ms. Allocated memory is still 96.5MB. Free memory was 56.0MB in the beginning and 49.2MB in the end (delta: 6.9MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. * TraceAbstraction took 86182.31ms. Allocated memory is still 96.5MB. Free memory was 48.6MB in the beginning and 43.1MB in the end (delta: 5.5MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. * Witness Printer took 121.81ms. Allocated memory is still 96.5MB. Free memory was 43.1MB in the beginning and 33.4MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. 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 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 - 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: 646]: 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: 86.1s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 81.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 27 mSolverCounterUnknown, 197 SdHoareTripleChecker+Valid, 80.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 185 mSDsluCounter, 2127 SdHoareTripleChecker+Invalid, 77.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1454 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 183 IncrementalHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 673 mSDtfsCounter, 183 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 30 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=285occurred in iteration=2, InterpolantAutomatonStates: 13, 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, 85 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 171 PreInvPairs, 175 NumberOfFragments, 136 HoareAnnotationTreeSize, 171 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 68 FomulaSimplificationsInter, 9 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 41 NumberOfCodeBlocks, 41 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 38 ConstructedInterpolants, 4 QuantifiedInterpolants, 179 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: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 509]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 606]: Loop Invariant [2022-11-23 15:37:13,932 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,933 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,933 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,933 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,933 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,933 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,934 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,934 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,934 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,934 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,934 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,934 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) == \result && x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 284]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 338]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 276]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 401]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 88]: Loop Invariant [2022-11-23 15:37:13,936 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,936 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,937 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,937 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,937 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,937 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,937 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,938 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,938 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,938 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,938 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,938 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((1bv32 == \result && ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) == \result) && x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 327]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 343]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 401]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 279]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 563]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 223]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 92]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 609]: Loop Invariant [2022-11-23 15:37:13,942 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-23 15:37:13,943 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0), ~Pluszero~LONGDOUBLE()) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 468]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2022-11-23 15:37:14,175 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2022-11-23 15:37:14,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca21431-3f0d-4e8f-af9c-47774e35a1fe/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE