./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1270d.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 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_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1270d.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 38626a16356f67aaf09cedb2585feb986fe72ed23b75358e37f00f94c56ef8f0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:23:36,227 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:23:36,327 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-21 22:23:36,333 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:23:36,334 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:23:36,362 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:23:36,363 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:23:36,364 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:23:36,365 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:23:36,366 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:23:36,366 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:23:36,367 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:23:36,368 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:23:36,368 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:23:36,369 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:23:36,370 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:23:36,370 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:23:36,371 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:23:36,372 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:23:36,372 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:23:36,373 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:23:36,374 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:23:36,374 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:23:36,375 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:23:36,375 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:23:36,376 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:23:36,376 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:23:36,377 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:23:36,377 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:23:36,378 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:23:36,378 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:23:36,379 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:23:36,379 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:23:36,380 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:23:36,380 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:23:36,381 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:23:36,381 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:23:36,381 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:23:36,382 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:23:36,382 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:23:36,383 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:23:36,383 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:23:36,384 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 38626a16356f67aaf09cedb2585feb986fe72ed23b75358e37f00f94c56ef8f0 [2023-11-21 22:23:36,751 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:23:36,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:23:36,792 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:23:36,793 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:23:36,794 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:23:36,796 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/float-newlib/float_req_bl_1270d.c [2023-11-21 22:23:40,027 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:23:40,253 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:23:40,253 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/sv-benchmarks/c/float-newlib/float_req_bl_1270d.c [2023-11-21 22:23:40,297 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/data/90756b45b/8967425e27c849db9ba0be8202c3b7c0/FLAG12269d728 [2023-11-21 22:23:40,354 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/data/90756b45b/8967425e27c849db9ba0be8202c3b7c0 [2023-11-21 22:23:40,357 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:23:40,359 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:23:40,361 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:23:40,361 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:23:40,366 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:23:40,367 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:23:40" (1/1) ... [2023-11-21 22:23:40,369 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26ad3b4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:40, skipping insertion in model container [2023-11-21 22:23:40,369 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:23:40" (1/1) ... [2023-11-21 22:23:40,420 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:23:40,642 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/sv-benchmarks/c/float-newlib/float_req_bl_1270d.c[4704,4717] [2023-11-21 22:23:40,647 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:23:40,657 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:23:40,716 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/sv-benchmarks/c/float-newlib/float_req_bl_1270d.c[4704,4717] [2023-11-21 22:23:40,717 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:23:40,739 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:23:40,740 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:40 WrapperNode [2023-11-21 22:23:40,740 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:23:40,742 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:23:40,742 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:23:40,743 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:23:40,750 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:40" (1/1) ... [2023-11-21 22:23:40,779 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:40" (1/1) ... [2023-11-21 22:23:40,824 INFO L138 Inliner]: procedures = 18, calls = 75, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 268 [2023-11-21 22:23:40,824 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:23:40,825 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:23:40,825 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:23:40,825 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:23:40,834 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:40" (1/1) ... [2023-11-21 22:23:40,834 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:40" (1/1) ... [2023-11-21 22:23:40,839 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:40" (1/1) ... [2023-11-21 22:23:40,858 INFO L187 HeapSplitter]: Split 34 memory accesses to 17 slices as follows [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] [2023-11-21 22:23:40,859 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:40" (1/1) ... [2023-11-21 22:23:40,859 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:40" (1/1) ... [2023-11-21 22:23:40,880 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:40" (1/1) ... [2023-11-21 22:23:40,888 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:40" (1/1) ... [2023-11-21 22:23:40,893 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:40" (1/1) ... [2023-11-21 22:23:40,897 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:40" (1/1) ... [2023-11-21 22:23:40,904 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:23:40,905 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:23:40,906 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:23:40,906 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:23:40,907 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:40" (1/1) ... [2023-11-21 22:23:40,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:23:40,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:23:40,945 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:23:40,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:23:40,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:23:40,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-21 22:23:40,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-21 22:23:40,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-21 22:23:40,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-21 22:23:40,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-21 22:23:40,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-21 22:23:40,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-21 22:23:40,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-21 22:23:40,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-21 22:23:40,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-21 22:23:40,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-21 22:23:40,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-21 22:23:40,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-21 22:23:40,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-21 22:23:40,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-21 22:23:40,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-21 22:23:40,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-21 22:23:40,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:23:40,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2023-11-21 22:23:40,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2023-11-21 22:23:40,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2023-11-21 22:23:40,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2023-11-21 22:23:40,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2023-11-21 22:23:40,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2023-11-21 22:23:40,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2023-11-21 22:23:40,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#7 [2023-11-21 22:23:40,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#8 [2023-11-21 22:23:40,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#9 [2023-11-21 22:23:40,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#10 [2023-11-21 22:23:40,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#11 [2023-11-21 22:23:40,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#12 [2023-11-21 22:23:40,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#13 [2023-11-21 22:23:40,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#14 [2023-11-21 22:23:40,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#15 [2023-11-21 22:23:40,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#16 [2023-11-21 22:23:40,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-21 22:23:40,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-21 22:23:40,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-21 22:23:40,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-21 22:23:40,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-21 22:23:40,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-21 22:23:40,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-21 22:23:40,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-21 22:23:40,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-21 22:23:40,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-21 22:23:40,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-21 22:23:40,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-21 22:23:40,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-21 22:23:40,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-21 22:23:40,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-21 22:23:40,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-21 22:23:40,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-21 22:23:40,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2023-11-21 22:23:40,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2023-11-21 22:23:40,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2023-11-21 22:23:40,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2023-11-21 22:23:41,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2023-11-21 22:23:41,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2023-11-21 22:23:41,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2023-11-21 22:23:41,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#7 [2023-11-21 22:23:41,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#8 [2023-11-21 22:23:41,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#9 [2023-11-21 22:23:41,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#10 [2023-11-21 22:23:41,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#11 [2023-11-21 22:23:41,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#12 [2023-11-21 22:23:41,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#13 [2023-11-21 22:23:41,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#14 [2023-11-21 22:23:41,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#15 [2023-11-21 22:23:41,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#16 [2023-11-21 22:23:41,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:23:41,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:23:41,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-21 22:23:41,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-21 22:23:41,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-21 22:23:41,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-21 22:23:41,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-21 22:23:41,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-21 22:23:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-21 22:23:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-21 22:23:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-21 22:23:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-21 22:23:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-21 22:23:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-21 22:23:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-21 22:23:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-21 22:23:41,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-21 22:23:41,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-21 22:23:41,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-21 22:23:41,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:23:41,004 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2023-11-21 22:23:41,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2023-11-21 22:23:41,217 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:23:41,220 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:23:41,772 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:23:41,988 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:23:41,988 INFO L308 CfgBuilder]: Removed 34 assume(true) statements. [2023-11-21 22:23:41,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:23:41 BoogieIcfgContainer [2023-11-21 22:23:41,990 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:23:41,995 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:23:41,995 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:23:41,998 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:23:41,998 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:23:40" (1/3) ... [2023-11-21 22:23:41,999 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19b74759 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:23:41, skipping insertion in model container [2023-11-21 22:23:41,999 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:40" (2/3) ... [2023-11-21 22:23:41,999 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19b74759 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:23:41, skipping insertion in model container [2023-11-21 22:23:42,000 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:23:41" (3/3) ... [2023-11-21 22:23:42,001 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270d.c [2023-11-21 22:23:42,023 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:23:42,023 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:23:42,080 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:23:42,087 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=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@69cd353e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:23:42,087 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:23:42,091 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 69 states have (on average 1.710144927536232) internal successors, (118), 70 states have internal predecessors, (118), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-21 22:23:42,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 22:23:42,097 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:23:42,098 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:23:42,098 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:23:42,104 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:23:42,104 INFO L85 PathProgramCache]: Analyzing trace with hash -1379347428, now seen corresponding path program 1 times [2023-11-21 22:23:42,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:23:42,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223150233] [2023-11-21 22:23:42,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:23:42,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:23:42,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:42,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:23:42,313 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:23:42,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223150233] [2023-11-21 22:23:42,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [223150233] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:23:42,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:23:42,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:23:42,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998582026] [2023-11-21 22:23:42,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:23:42,330 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-21 22:23:42,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:23:42,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-21 22:23:42,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 22:23:42,375 INFO L87 Difference]: Start difference. First operand has 74 states, 69 states have (on average 1.710144927536232) internal successors, (118), 70 states have internal predecessors, (118), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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) [2023-11-21 22:23:42,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:23:42,461 INFO L93 Difference]: Finished difference Result 147 states and 245 transitions. [2023-11-21 22:23:42,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 22:23:42,463 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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 13 [2023-11-21 22:23:42,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:23:42,473 INFO L225 Difference]: With dead ends: 147 [2023-11-21 22:23:42,473 INFO L226 Difference]: Without dead ends: 72 [2023-11-21 22:23:42,477 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 [2023-11-21 22:23:42,484 INFO L413 NwaCegarLoop]: 78 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 78 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-21 22:23:42,487 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 78 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-21 22:23:42,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2023-11-21 22:23:42,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2023-11-21 22:23:42,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 68 states have (on average 1.2058823529411764) internal successors, (82), 68 states have internal predecessors, (82), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-21 22:23:42,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 86 transitions. [2023-11-21 22:23:42,542 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 86 transitions. Word has length 13 [2023-11-21 22:23:42,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:23:42,543 INFO L495 AbstractCegarLoop]: Abstraction has 72 states and 86 transitions. [2023-11-21 22:23:42,544 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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) [2023-11-21 22:23:42,544 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 86 transitions. [2023-11-21 22:23:42,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 22:23:42,554 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:23:42,554 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:23:42,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 22:23:42,555 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:23:42,556 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:23:42,557 INFO L85 PathProgramCache]: Analyzing trace with hash 725762264, now seen corresponding path program 1 times [2023-11-21 22:23:42,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:23:42,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872436253] [2023-11-21 22:23:42,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:23:42,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:23:42,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:23:42,735 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:23:42,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:23:42,890 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:23:42,890 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-21 22:23:42,892 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-21 22:23:42,894 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-21 22:23:42,899 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-21 22:23:42,903 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 22:23:42,953 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 10:23:42 BoogieIcfgContainer [2023-11-21 22:23:42,953 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 22:23:42,954 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 22:23:42,954 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 22:23:42,954 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 22:23:42,955 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:23:41" (3/4) ... [2023-11-21 22:23:42,957 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 22:23:42,958 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 22:23:42,959 INFO L158 Benchmark]: Toolchain (without parser) took 2600.10ms. Allocated memory is still 140.5MB. Free memory was 112.5MB in the beginning and 60.5MB in the end (delta: 52.0MB). Peak memory consumption was 52.9MB. Max. memory is 16.1GB. [2023-11-21 22:23:42,961 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 107.0MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:23:42,962 INFO L158 Benchmark]: CACSL2BoogieTranslator took 380.30ms. Allocated memory is still 140.5MB. Free memory was 112.5MB in the beginning and 98.3MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 22:23:42,966 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.71ms. Allocated memory is still 140.5MB. Free memory was 98.3MB in the beginning and 96.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:23:42,967 INFO L158 Benchmark]: Boogie Preprocessor took 79.75ms. Allocated memory is still 140.5MB. Free memory was 96.1MB in the beginning and 91.1MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 22:23:42,970 INFO L158 Benchmark]: RCFGBuilder took 1085.13ms. Allocated memory is still 140.5MB. Free memory was 91.1MB in the beginning and 99.5MB in the end (delta: -8.5MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. [2023-11-21 22:23:42,971 INFO L158 Benchmark]: TraceAbstraction took 958.42ms. Allocated memory is still 140.5MB. Free memory was 99.5MB in the beginning and 60.5MB in the end (delta: 39.1MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-21 22:23:42,971 INFO L158 Benchmark]: Witness Printer took 4.84ms. Allocated memory is still 140.5MB. Free memory is still 60.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:23:42,979 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 107.0MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 380.30ms. Allocated memory is still 140.5MB. Free memory was 112.5MB in the beginning and 98.3MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.71ms. Allocated memory is still 140.5MB. Free memory was 98.3MB in the beginning and 96.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.75ms. Allocated memory is still 140.5MB. Free memory was 96.1MB in the beginning and 91.1MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1085.13ms. Allocated memory is still 140.5MB. Free memory was 91.1MB in the beginning and 99.5MB in the end (delta: -8.5MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. * TraceAbstraction took 958.42ms. Allocated memory is still 140.5MB. Free memory was 99.5MB in the beginning and 60.5MB in the end (delta: 39.1MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Witness Printer took 4.84ms. Allocated memory is still 140.5MB. Free memory is still 60.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 236]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticFLOAToperation at line 120. Possible FailurePath: [L14] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L231] float x = __VERIFIER_nondet_float(); [L232] float y = -1.0f / 0.0f; [L233] CALL, EXPR __ieee754_hypotf(x, y) [L84] float a = x, b = y, t1, t2, y1, y2, w; [L85] __int32_t j, k, ha, hb; VAL [\old(x)=251658243, \old(y)=251658243, a=251658243, b=251658243, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=251658243, y=251658243] [L88] ieee_float_shape_type gf_u; [L89] EXPR gf_u.value = (x) [L90] EXPR gf_u.word [L90] EXPR (ha) = gf_u.word [L87-L91] { ieee_float_shape_type gf_u; gf_u.value = (x); (ha) = gf_u.word; } VAL [\old(x)=251658243, \old(y)=251658243, a=251658243, b=251658243, ha=-2147483648, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=251658243, y=251658243] [L92] ha &= 0x7fffffffL VAL [\old(x)=251658243, \old(y)=251658243, a=251658243, b=251658243, ha=0, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=251658243, y=251658243] [L94] ieee_float_shape_type gf_u; [L95] EXPR gf_u.value = (y) [L96] EXPR gf_u.word [L96] EXPR (hb) = gf_u.word [L93-L97] { ieee_float_shape_type gf_u; gf_u.value = (y); (hb) = gf_u.word; } VAL [\old(x)=251658243, \old(y)=251658243, a=251658243, b=251658243, ha=0, hb=-1895825407, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=251658243, y=251658243] [L98] hb &= 0x7fffffffL [L99] COND TRUE hb > ha [L100] a = y [L101] b = x [L102] j = ha [L103] ha = hb [L104] hb = j VAL [\old(x)=251658243, \old(y)=251658243, a=251658243, b=251658243, ha=251658241, hb=0, j=0, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=251658243, y=251658243] [L110] ieee_float_shape_type sf_u; [L111] EXPR sf_u.word = (ha) [L112] EXPR sf_u.value [L112] EXPR (a) = sf_u.value [L109-L113] { ieee_float_shape_type sf_u; sf_u.word = (ha); (a) = sf_u.value; } VAL [\old(x)=251658243, \old(y)=251658243, a=251658244, b=251658243, ha=251658241, hb=0, j=0, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=251658243, y=251658243] [L115] ieee_float_shape_type sf_u; [L116] EXPR sf_u.word = (hb) [L117] EXPR sf_u.value [L117] EXPR (b) = sf_u.value [L114-L118] { ieee_float_shape_type sf_u; sf_u.word = (hb); (b) = sf_u.value; } VAL [\old(x)=251658243, \old(y)=251658243, a=251658244, b=251658242, ha=251658241, hb=0, j=0, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=251658243, y=251658243] [L119] COND TRUE (ha - hb) > 0xf000000L [L120] return a + b; VAL [\old(x)=251658243, \old(y)=251658243, a=251658244, b=251658242, ha=251658241, hb=0, j=0, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=251658243, y=251658243] [L233] RET, EXPR __ieee754_hypotf(x, y) [L233] float res = __ieee754_hypotf(x, y); [L235] CALL, EXPR isinf_float(res) [L214] __int32_t ix; VAL [\old(x)=251658245, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=251658245] [L216] ieee_float_shape_type gf_u; [L217] EXPR gf_u.value = (x) [L218] EXPR gf_u.word [L218] EXPR (ix) = gf_u.word [L215-L219] { ieee_float_shape_type gf_u; gf_u.value = (x); (ix) = gf_u.word; } VAL [\old(x)=251658245, ix=-2147483648, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=251658245] [L220] ix &= 0x7fffffff [L221] return ((ix) == 0x7f800000L); [L235] RET, EXPR isinf_float(res) [L235] COND TRUE !isinf_float(res) [L236] reach_error() VAL [one_sqrt=1, res=251658245, tiny_sqrt=1/1000000000000000000000000000000, x=251658243, y=251658243] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 74 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 78 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 78 mSDtfsCounter, 10 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=74occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 31 NumberOfCodeBlocks, 31 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 12 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 [2023-11-21 22:23:43,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1270d.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 38626a16356f67aaf09cedb2585feb986fe72ed23b75358e37f00f94c56ef8f0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:23:45,776 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:23:45,873 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-21 22:23:45,880 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:23:45,881 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:23:45,913 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:23:45,913 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:23:45,914 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:23:45,915 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:23:45,915 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:23:45,916 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:23:45,917 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:23:45,918 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:23:45,918 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:23:45,919 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:23:45,919 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:23:45,920 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:23:45,921 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:23:45,921 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:23:45,922 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:23:45,922 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:23:45,927 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:23:45,927 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:23:45,928 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 22:23:45,928 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 22:23:45,928 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 22:23:45,929 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:23:45,929 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:23:45,930 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:23:45,930 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:23:45,931 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:23:45,931 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:23:45,931 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:23:45,932 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:23:45,932 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:23:45,933 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:23:45,933 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:23:45,934 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-21 22:23:45,934 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 22:23:45,934 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:23:45,935 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:23:45,936 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:23:45,937 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:23:45,937 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:23:45,938 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-21 22:23:45,938 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 38626a16356f67aaf09cedb2585feb986fe72ed23b75358e37f00f94c56ef8f0 [2023-11-21 22:23:46,325 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:23:46,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:23:46,361 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:23:46,362 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:23:46,362 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:23:46,365 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/float-newlib/float_req_bl_1270d.c [2023-11-21 22:23:49,592 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:23:49,883 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:23:49,884 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/sv-benchmarks/c/float-newlib/float_req_bl_1270d.c [2023-11-21 22:23:49,895 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/data/cbb29d62c/ca4a213d02a5462ab1c09e2b54508cd8/FLAGc898a75da [2023-11-21 22:23:49,909 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/data/cbb29d62c/ca4a213d02a5462ab1c09e2b54508cd8 [2023-11-21 22:23:49,912 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:23:49,914 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:23:49,916 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:23:49,916 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:23:49,923 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:23:49,924 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:23:49" (1/1) ... [2023-11-21 22:23:49,925 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25edcd6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:49, skipping insertion in model container [2023-11-21 22:23:49,925 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:23:49" (1/1) ... [2023-11-21 22:23:49,962 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:23:50,300 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/sv-benchmarks/c/float-newlib/float_req_bl_1270d.c[4704,4717] [2023-11-21 22:23:50,305 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:23:50,326 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:23:50,422 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/sv-benchmarks/c/float-newlib/float_req_bl_1270d.c[4704,4717] [2023-11-21 22:23:50,432 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:23:50,453 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:23:50,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:50 WrapperNode [2023-11-21 22:23:50,454 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:23:50,455 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:23:50,455 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:23:50,456 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:23:50,464 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:50" (1/1) ... [2023-11-21 22:23:50,497 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:50" (1/1) ... [2023-11-21 22:23:50,550 INFO L138 Inliner]: procedures = 21, calls = 75, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 268 [2023-11-21 22:23:50,552 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:23:50,553 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:23:50,554 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:23:50,554 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:23:50,568 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:50" (1/1) ... [2023-11-21 22:23:50,568 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:50" (1/1) ... [2023-11-21 22:23:50,587 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:50" (1/1) ... [2023-11-21 22:23:50,635 INFO L187 HeapSplitter]: Split 34 memory accesses to 17 slices as follows [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] [2023-11-21 22:23:50,636 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:50" (1/1) ... [2023-11-21 22:23:50,636 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:50" (1/1) ... [2023-11-21 22:23:50,661 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:50" (1/1) ... [2023-11-21 22:23:50,671 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:50" (1/1) ... [2023-11-21 22:23:50,677 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:50" (1/1) ... [2023-11-21 22:23:50,682 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:50" (1/1) ... [2023-11-21 22:23:50,691 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:23:50,693 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:23:50,693 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:23:50,693 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:23:50,694 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:50" (1/1) ... [2023-11-21 22:23:50,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:23:50,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:23:50,758 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:23:50,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:23:50,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:23:50,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-21 22:23:50,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-11-21 22:23:50,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2023-11-21 22:23:50,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2023-11-21 22:23:50,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2023-11-21 22:23:50,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2023-11-21 22:23:50,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2023-11-21 22:23:50,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2023-11-21 22:23:50,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2023-11-21 22:23:50,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2023-11-21 22:23:50,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2023-11-21 22:23:50,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2023-11-21 22:23:50,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2023-11-21 22:23:50,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2023-11-21 22:23:50,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2023-11-21 22:23:50,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2023-11-21 22:23:50,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2023-11-21 22:23:50,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:23:50,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2023-11-21 22:23:50,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2023-11-21 22:23:50,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2023-11-21 22:23:50,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2023-11-21 22:23:50,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2023-11-21 22:23:50,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2023-11-21 22:23:50,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2023-11-21 22:23:50,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#7 [2023-11-21 22:23:50,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#8 [2023-11-21 22:23:50,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#9 [2023-11-21 22:23:50,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#10 [2023-11-21 22:23:50,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#11 [2023-11-21 22:23:50,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#12 [2023-11-21 22:23:50,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#13 [2023-11-21 22:23:50,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#14 [2023-11-21 22:23:50,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#15 [2023-11-21 22:23:50,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#16 [2023-11-21 22:23:50,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2023-11-21 22:23:50,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2023-11-21 22:23:50,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2023-11-21 22:23:50,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2023-11-21 22:23:50,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2023-11-21 22:23:50,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2023-11-21 22:23:50,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2023-11-21 22:23:50,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2023-11-21 22:23:50,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2023-11-21 22:23:50,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2023-11-21 22:23:50,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2023-11-21 22:23:50,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2023-11-21 22:23:50,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2023-11-21 22:23:50,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2023-11-21 22:23:50,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2023-11-21 22:23:50,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2023-11-21 22:23:50,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16 [2023-11-21 22:23:50,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:23:50,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:23:50,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2023-11-21 22:23:50,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2023-11-21 22:23:50,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2023-11-21 22:23:50,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2023-11-21 22:23:50,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2023-11-21 22:23:50,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2023-11-21 22:23:50,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2023-11-21 22:23:50,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#7 [2023-11-21 22:23:50,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#8 [2023-11-21 22:23:50,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#9 [2023-11-21 22:23:50,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#10 [2023-11-21 22:23:50,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#11 [2023-11-21 22:23:50,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#12 [2023-11-21 22:23:50,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#13 [2023-11-21 22:23:50,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#14 [2023-11-21 22:23:50,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#15 [2023-11-21 22:23:50,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#16 [2023-11-21 22:23:50,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2023-11-21 22:23:50,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2023-11-21 22:23:50,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2023-11-21 22:23:50,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2023-11-21 22:23:50,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2023-11-21 22:23:50,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2023-11-21 22:23:50,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2023-11-21 22:23:50,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2023-11-21 22:23:50,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2023-11-21 22:23:50,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2023-11-21 22:23:50,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2023-11-21 22:23:50,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2023-11-21 22:23:50,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2023-11-21 22:23:50,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2023-11-21 22:23:50,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2023-11-21 22:23:50,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2023-11-21 22:23:50,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16 [2023-11-21 22:23:50,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:23:50,862 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2023-11-21 22:23:50,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2023-11-21 22:23:51,132 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:23:51,134 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:23:54,211 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:23:54,324 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:23:54,324 INFO L308 CfgBuilder]: Removed 34 assume(true) statements. [2023-11-21 22:23:54,326 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:23:54 BoogieIcfgContainer [2023-11-21 22:23:54,326 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:23:54,329 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:23:54,330 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:23:54,333 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:23:54,337 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:23:49" (1/3) ... [2023-11-21 22:23:54,338 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e48d187 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:23:54, skipping insertion in model container [2023-11-21 22:23:54,338 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:50" (2/3) ... [2023-11-21 22:23:54,338 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e48d187 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:23:54, skipping insertion in model container [2023-11-21 22:23:54,339 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:23:54" (3/3) ... [2023-11-21 22:23:54,341 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270d.c [2023-11-21 22:23:54,363 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:23:54,363 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:23:54,422 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:23:54,429 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=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@e984e95, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:23:54,429 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:23:54,457 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 67 states have (on average 1.7164179104477613) internal successors, (115), 68 states have internal predecessors, (115), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-21 22:23:54,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 22:23:54,463 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:23:54,464 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:23:54,464 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:23:54,472 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:23:54,473 INFO L85 PathProgramCache]: Analyzing trace with hash -293853118, now seen corresponding path program 1 times [2023-11-21 22:23:54,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 22:23:54,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [744554432] [2023-11-21 22:23:54,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:23:54,487 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 [2023-11-21 22:23:54,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 22:23:54,491 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/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) [2023-11-21 22:23:54,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/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 [2023-11-21 22:23:54,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 22:23:54,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:23:54,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:23:54,810 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:23:54,811 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-21 22:23:54,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [744554432] [2023-11-21 22:23:54,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [744554432] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:23:54,812 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:23:54,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:23:54,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819019702] [2023-11-21 22:23:54,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:23:54,821 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-21 22:23:54,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-21 22:23:54,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-21 22:23:54,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 22:23:54,856 INFO L87 Difference]: Start difference. First operand has 72 states, 67 states have (on average 1.7164179104477613) internal successors, (115), 68 states have internal predecessors, (115), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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) [2023-11-21 22:23:55,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:23:55,188 INFO L93 Difference]: Finished difference Result 143 states and 239 transitions. [2023-11-21 22:23:55,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 22:23:55,192 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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 13 [2023-11-21 22:23:55,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:23:55,200 INFO L225 Difference]: With dead ends: 143 [2023-11-21 22:23:55,200 INFO L226 Difference]: Without dead ends: 70 [2023-11-21 22:23:55,204 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 22:23:55,212 INFO L413 NwaCegarLoop]: 76 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-21 22:23:55,214 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 76 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-21 22:23:55,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2023-11-21 22:23:55,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2023-11-21 22:23:55,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 66 states have (on average 1.2121212121212122) internal successors, (80), 66 states have internal predecessors, (80), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-21 22:23:55,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 84 transitions. [2023-11-21 22:23:55,274 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 84 transitions. Word has length 13 [2023-11-21 22:23:55,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:23:55,275 INFO L495 AbstractCegarLoop]: Abstraction has 70 states and 84 transitions. [2023-11-21 22:23:55,276 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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) [2023-11-21 22:23:55,276 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 84 transitions. [2023-11-21 22:23:55,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 22:23:55,278 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:23:55,278 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:23:55,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-21 22:23:55,482 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/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 [2023-11-21 22:23:55,483 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:23:55,484 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:23:55,484 INFO L85 PathProgramCache]: Analyzing trace with hash -2020534565, now seen corresponding path program 1 times [2023-11-21 22:23:55,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 22:23:55,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [486925541] [2023-11-21 22:23:55,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:23:55,488 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 [2023-11-21 22:23:55,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 22:23:55,490 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/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) [2023-11-21 22:23:55,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/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 [2023-11-21 22:23:55,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:55,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-21 22:23:55,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:24:01,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:24:01,258 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:24:01,258 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-21 22:24:01,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [486925541] [2023-11-21 22:24:01,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [486925541] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:24:01,259 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:24:01,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-21 22:24:01,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299912981] [2023-11-21 22:24:01,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:24:01,260 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-21 22:24:01,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-21 22:24:01,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-21 22:24:01,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2023-11-21 22:24:01,262 INFO L87 Difference]: Start difference. First operand 70 states and 84 transitions. Second operand has 12 states, 12 states have (on average 1.5) internal successors, (18), 11 states have internal predecessors, (18), 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) [2023-11-21 22:24:12,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-21 22:24:13,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-21 22:24:16,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-21 22:24:20,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-21 22:24:21,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-21 22:24:28,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-21 22:24:29,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-21 22:24:32,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:24:32,093 INFO L93 Difference]: Finished difference Result 75 states and 89 transitions. [2023-11-21 22:24:32,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-21 22:24:32,093 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 1.5) internal successors, (18), 11 states have internal predecessors, (18), 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 18 [2023-11-21 22:24:32,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:24:32,093 INFO L225 Difference]: With dead ends: 75 [2023-11-21 22:24:32,094 INFO L226 Difference]: Without dead ends: 0 [2023-11-21 22:24:32,095 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 17.0s TimeCoverageRelationStatistics Valid=73, Invalid=269, Unknown=0, NotChecked=0, Total=342 [2023-11-21 22:24:32,096 INFO L413 NwaCegarLoop]: 7 mSDtfsCounter, 22 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.0s IncrementalHoareTripleChecker+Time [2023-11-21 22:24:32,097 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 43 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 80 Invalid, 2 Unknown, 0 Unchecked, 17.0s Time] [2023-11-21 22:24:32,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-21 22:24:32,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-21 22:24:32,098 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) [2023-11-21 22:24:32,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-21 22:24:32,099 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2023-11-21 22:24:32,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:24:32,099 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-21 22:24:32,099 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 1.5) internal successors, (18), 11 states have internal predecessors, (18), 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) [2023-11-21 22:24:32,099 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-21 22:24:32,100 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 22:24:32,102 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-21 22:24:32,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/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 [2023-11-21 22:24:32,307 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/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 [2023-11-21 22:24:32,309 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-21 22:24:33,443 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 32) no Hoare annotation was computed. [2023-11-21 22:24:33,444 INFO L902 garLoopResultBuilder]: At program point L52-2(lines 52 61) the Hoare annotation is: true [2023-11-21 22:24:33,444 INFO L899 garLoopResultBuilder]: For program point L28(lines 28 29) no Hoare annotation was computed. [2023-11-21 22:24:33,444 INFO L899 garLoopResultBuilder]: For program point __ieee754_sqrtfFINAL(lines 16 81) no Hoare annotation was computed. [2023-11-21 22:24:33,444 INFO L899 garLoopResultBuilder]: For program point L37(lines 37 41) no Hoare annotation was computed. [2023-11-21 22:24:33,444 INFO L899 garLoopResultBuilder]: For program point L37-2(lines 37 41) no Hoare annotation was computed. [2023-11-21 22:24:33,445 INFO L899 garLoopResultBuilder]: For program point L33(lines 33 34) no Hoare annotation was computed. [2023-11-21 22:24:33,445 INFO L899 garLoopResultBuilder]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2023-11-21 22:24:33,445 INFO L899 garLoopResultBuilder]: For program point __ieee754_sqrtfEXIT(lines 16 81) no Hoare annotation was computed. [2023-11-21 22:24:33,445 INFO L902 garLoopResultBuilder]: At program point L21-2(lines 21 25) the Hoare annotation is: true [2023-11-21 22:24:33,445 INFO L899 garLoopResultBuilder]: For program point L21-3(lines 21 25) no Hoare annotation was computed. [2023-11-21 22:24:33,445 INFO L899 garLoopResultBuilder]: For program point L75-1(lines 75 79) no Hoare annotation was computed. [2023-11-21 22:24:33,445 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 16 81) the Hoare annotation is: true [2023-11-21 22:24:33,446 INFO L902 garLoopResultBuilder]: At program point L75-2(lines 75 79) the Hoare annotation is: true [2023-11-21 22:24:33,446 INFO L899 garLoopResultBuilder]: For program point L75-3(lines 75 79) no Hoare annotation was computed. [2023-11-21 22:24:33,446 INFO L902 garLoopResultBuilder]: At program point L38-3(lines 38 39) the Hoare annotation is: true [2023-11-21 22:24:33,446 INFO L895 garLoopResultBuilder]: At program point L184(line 184) the Hoare annotation is: false [2023-11-21 22:24:33,446 INFO L899 garLoopResultBuilder]: For program point L184-1(line 184) no Hoare annotation was computed. [2023-11-21 22:24:33,446 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 151 155) no Hoare annotation was computed. [2023-11-21 22:24:33,447 INFO L895 garLoopResultBuilder]: At program point L151-2(lines 151 155) the Hoare annotation is: false [2023-11-21 22:24:33,447 INFO L899 garLoopResultBuilder]: For program point L151-3(lines 151 155) no Hoare annotation was computed. [2023-11-21 22:24:33,447 INFO L899 garLoopResultBuilder]: For program point L168(lines 168 172) no Hoare annotation was computed. [2023-11-21 22:24:33,447 INFO L895 garLoopResultBuilder]: At program point L168-1(lines 168 172) the Hoare annotation is: false [2023-11-21 22:24:33,447 INFO L899 garLoopResultBuilder]: For program point L235(lines 235 238) no Hoare annotation was computed. [2023-11-21 22:24:33,447 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 202 206) no Hoare annotation was computed. [2023-11-21 22:24:33,447 INFO L895 garLoopResultBuilder]: At program point L202-2(lines 202 206) the Hoare annotation is: false [2023-11-21 22:24:33,447 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 136 140) no Hoare annotation was computed. [2023-11-21 22:24:33,448 INFO L899 garLoopResultBuilder]: For program point L202-3(lines 202 206) no Hoare annotation was computed. [2023-11-21 22:24:33,448 INFO L895 garLoopResultBuilder]: At program point L136-2(lines 136 140) the Hoare annotation is: false [2023-11-21 22:24:33,448 INFO L899 garLoopResultBuilder]: For program point L87-1(lines 87 91) no Hoare annotation was computed. [2023-11-21 22:24:33,448 INFO L895 garLoopResultBuilder]: At program point L87-2(lines 87 91) the Hoare annotation is: (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_hypotf_~y#1|) (= currentRoundingMode roundNearestTiesToEven)) [2023-11-21 22:24:33,448 INFO L899 garLoopResultBuilder]: For program point L87-3(lines 87 91) no Hoare annotation was computed. [2023-11-21 22:24:33,448 INFO L899 garLoopResultBuilder]: For program point L236(line 236) no Hoare annotation was computed. [2023-11-21 22:24:33,448 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 187 191) no Hoare annotation was computed. [2023-11-21 22:24:33,449 INFO L895 garLoopResultBuilder]: At program point L187-2(lines 187 191) the Hoare annotation is: false [2023-11-21 22:24:33,449 INFO L899 garLoopResultBuilder]: For program point L187-3(lines 187 191) no Hoare annotation was computed. [2023-11-21 22:24:33,449 INFO L899 garLoopResultBuilder]: For program point L123(lines 123 146) no Hoare annotation was computed. [2023-11-21 22:24:33,449 INFO L899 garLoopResultBuilder]: For program point L123-1(lines 83 210) no Hoare annotation was computed. [2023-11-21 22:24:33,449 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-21 22:24:33,449 INFO L899 garLoopResultBuilder]: For program point L124(lines 124 131) no Hoare annotation was computed. [2023-11-21 22:24:33,450 INFO L899 garLoopResultBuilder]: For program point L141(lines 141 145) no Hoare annotation was computed. [2023-11-21 22:24:33,450 INFO L895 garLoopResultBuilder]: At program point L141-1(lines 141 145) the Hoare annotation is: false [2023-11-21 22:24:33,450 INFO L899 garLoopResultBuilder]: For program point L109(lines 109 113) no Hoare annotation was computed. [2023-11-21 22:24:33,450 INFO L895 garLoopResultBuilder]: At program point L109-1(lines 109 113) the Hoare annotation is: (let ((.cse0 (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))) (and (= .cse0 |ULTIMATE.start___ieee754_hypotf_~y#1|) (or (exists ((|v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39| (_ BitVec 32))) (let ((.cse2 (bvand (_ bv2147483647 32) |v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39|))) (and (exists ((|v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38| (_ BitVec 32))) (let ((.cse1 (bvand |v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38| (_ bv2147483647 32)))) (and (= |ULTIMATE.start___ieee754_hypotf_~ha~0#1| .cse1) (not (bvsgt .cse2 .cse1))))) (= |ULTIMATE.start___ieee754_hypotf_~hb~0#1| .cse2) (= .cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39|) ((_ extract 30 23) |v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39|) ((_ extract 22 0) |v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39|)))))) (exists ((|v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39| (_ BitVec 32))) (let ((.cse3 (bvand (_ bv2147483647 32) |v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39|))) (and (exists ((|v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38| (_ BitVec 32))) (let ((.cse4 (bvand |v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38| (_ bv2147483647 32)))) (and (bvsgt .cse3 .cse4) (= |ULTIMATE.start___ieee754_hypotf_~hb~0#1| .cse4)))) (= |ULTIMATE.start___ieee754_hypotf_~ha~0#1| .cse3) (= .cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39|) ((_ extract 30 23) |v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39|) ((_ extract 22 0) |v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39|))))))) (= currentRoundingMode roundNearestTiesToEven))) [2023-11-21 22:24:33,450 INFO L899 garLoopResultBuilder]: For program point L93-1(lines 93 97) no Hoare annotation was computed. [2023-11-21 22:24:33,450 INFO L895 garLoopResultBuilder]: At program point L93-2(lines 93 97) the Hoare annotation is: (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_hypotf_~y#1|) (exists ((|v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38| (_ BitVec 32))) (= |ULTIMATE.start___ieee754_hypotf_~ha~0#1| (bvand |v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38| (_ bv2147483647 32)))) (= currentRoundingMode roundNearestTiesToEven)) [2023-11-21 22:24:33,450 INFO L899 garLoopResultBuilder]: For program point L93-3(lines 93 97) no Hoare annotation was computed. [2023-11-21 22:24:33,451 INFO L899 garLoopResultBuilder]: For program point main_returnLabel#1(lines 224 240) no Hoare annotation was computed. [2023-11-21 22:24:33,451 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 193 197) no Hoare annotation was computed. [2023-11-21 22:24:33,451 INFO L895 garLoopResultBuilder]: At program point L193-2(lines 193 197) the Hoare annotation is: false [2023-11-21 22:24:33,451 INFO L899 garLoopResultBuilder]: For program point L193-3(lines 193 197) no Hoare annotation was computed. [2023-11-21 22:24:33,451 INFO L899 garLoopResultBuilder]: For program point L177(lines 177 200) no Hoare annotation was computed. [2023-11-21 22:24:33,452 INFO L899 garLoopResultBuilder]: For program point L177-2(lines 83 210) no Hoare annotation was computed. [2023-11-21 22:24:33,452 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 178 182) no Hoare annotation was computed. [2023-11-21 22:24:33,452 INFO L895 garLoopResultBuilder]: At program point L178-2(lines 178 182) the Hoare annotation is: false [2023-11-21 22:24:33,452 INFO L899 garLoopResultBuilder]: For program point L178-3(lines 178 182) no Hoare annotation was computed. [2023-11-21 22:24:33,452 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-21 22:24:33,453 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 163 167) no Hoare annotation was computed. [2023-11-21 22:24:33,453 INFO L895 garLoopResultBuilder]: At program point L163-2(lines 163 167) the Hoare annotation is: false [2023-11-21 22:24:33,453 INFO L899 garLoopResultBuilder]: For program point L147(lines 147 174) no Hoare annotation was computed. [2023-11-21 22:24:33,453 INFO L899 garLoopResultBuilder]: For program point L114(lines 114 118) no Hoare annotation was computed. [2023-11-21 22:24:33,453 INFO L895 garLoopResultBuilder]: At program point L114-1(lines 114 118) the Hoare annotation is: (let ((.cse0 (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))) (and (= .cse0 |ULTIMATE.start___ieee754_hypotf_~y#1|) (or (exists ((|v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39| (_ BitVec 32))) (let ((.cse2 (bvand (_ bv2147483647 32) |v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39|))) (and (exists ((|v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38| (_ BitVec 32))) (let ((.cse1 (bvand |v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38| (_ bv2147483647 32)))) (and (= |ULTIMATE.start___ieee754_hypotf_~ha~0#1| .cse1) (not (bvsgt .cse2 .cse1))))) (= |ULTIMATE.start___ieee754_hypotf_~hb~0#1| .cse2) (= .cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39|) ((_ extract 30 23) |v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39|) ((_ extract 22 0) |v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39|)))))) (exists ((|v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39| (_ BitVec 32))) (let ((.cse3 (bvand (_ bv2147483647 32) |v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39|))) (and (exists ((|v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38| (_ BitVec 32))) (let ((.cse4 (bvand |v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38| (_ bv2147483647 32)))) (and (bvsgt .cse3 .cse4) (= |ULTIMATE.start___ieee754_hypotf_~hb~0#1| .cse4)))) (= |ULTIMATE.start___ieee754_hypotf_~ha~0#1| .cse3) (= .cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39|) ((_ extract 30 23) |v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39|) ((_ extract 22 0) |v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39|))))))) (= |ULTIMATE.start___ieee754_hypotf_~a~0#1| (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_hypotf_~ha~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_hypotf_~ha~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_hypotf_~ha~0#1|))) (= currentRoundingMode roundNearestTiesToEven))) [2023-11-21 22:24:33,454 INFO L899 garLoopResultBuilder]: For program point L114-2(lines 83 210) no Hoare annotation was computed. [2023-11-21 22:24:33,454 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 236) no Hoare annotation was computed. [2023-11-21 22:24:33,454 INFO L899 garLoopResultBuilder]: For program point L148(lines 148 173) no Hoare annotation was computed. [2023-11-21 22:24:33,454 INFO L899 garLoopResultBuilder]: For program point __ieee754_hypotf_returnLabel#1(lines 83 210) no Hoare annotation was computed. [2023-11-21 22:24:33,455 INFO L899 garLoopResultBuilder]: For program point L215-1(lines 215 219) no Hoare annotation was computed. [2023-11-21 22:24:33,455 INFO L895 garLoopResultBuilder]: At program point L215-2(lines 215 219) the Hoare annotation is: (let ((.cse0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)))) (and (exists ((|v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39| (_ BitVec 32)) (|v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38| (_ BitVec 32))) (let ((.cse2 (bvand (_ bv2147483647 32) |v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39|)) (.cse1 (bvand |v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38| (_ bv2147483647 32)))) (and (= (fp ((_ extract 31 31) |v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39|) ((_ extract 30 23) |v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39|) ((_ extract 22 0) |v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39|)) .cse0) (bvsgt (bvadd (bvneg .cse1) .cse2) (_ bv251658240 32)) (= |ULTIMATE.start___ieee754_hypotf_#res#1| (fp.add roundNearestTiesToEven (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2)) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))))))) (exists ((|v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39| (_ BitVec 32)) (|v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38| (_ BitVec 32))) (let ((.cse4 (bvand (_ bv2147483647 32) |v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39|)) (.cse3 (bvand |v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38| (_ bv2147483647 32)))) (and (= (fp ((_ extract 31 31) |v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39|) ((_ extract 30 23) |v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39|) ((_ extract 22 0) |v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39|)) .cse0) (bvsgt (bvadd (bvneg .cse3) .cse4) (_ bv251658240 32)) (= |ULTIMATE.start_isinf_float_~x#1| (fp.add roundNearestTiesToEven (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4)) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))))))))) [2023-11-21 22:24:33,455 INFO L899 garLoopResultBuilder]: For program point L215-3(lines 215 219) no Hoare annotation was computed. [2023-11-21 22:24:33,455 INFO L895 garLoopResultBuilder]: At program point L199(line 199) the Hoare annotation is: false [2023-11-21 22:24:33,456 INFO L899 garLoopResultBuilder]: For program point L199-1(line 199) no Hoare annotation was computed. [2023-11-21 22:24:33,456 INFO L899 garLoopResultBuilder]: For program point L150(lines 150 173) no Hoare annotation was computed. [2023-11-21 22:24:33,459 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-21 22:24:33,461 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 22:24:33,475 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39 : bv32 :: ((exists v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38 : bv32 :: ~ha~0 == ~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32) && !~bvsgt~32(~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39), ~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32))) && ~hb~0 == ~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39)) && ~fp.div~32(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1.0)), ~Pluszero~32()) == ~fp~32(v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[31:31], v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[30:23], v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[22:0])) could not be translated [2023-11-21 22:24:33,476 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39 : bv32 :: ((exists v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38 : bv32 :: ~bvsgt~32(~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39), ~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32)) && ~hb~0 == ~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32)) && ~ha~0 == ~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39)) && ~fp.div~32(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1.0)), ~Pluszero~32()) == ~fp~32(v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[31:31], v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[30:23], v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[22:0])) could not be translated [2023-11-21 22:24:33,476 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-21 22:24:33,478 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39 : bv32, v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38 : bv32 :: (~fp~32(v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[31:31], v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[30:23], v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[22:0]) == ~fp.div~32(~roundNearestTiesToEven, ~fp.neg~32(~to_fp~32(~roundNearestTiesToEven, 1.0)), ~Pluszero~32()) && ~bvsgt~32(~bvadd~32(~bvneg~32(~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32)), ~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39)), 251658240bv32)) && #res == ~fp.add~32(~roundNearestTiesToEven, ~fp~32(~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39)[31:31], ~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39)[30:23], ~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39)[22:0]), ~fp~32(~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32)[31:31], ~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32)[30:23], ~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32)[22:0]))) could not be translated [2023-11-21 22:24:33,478 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39 : bv32, v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38 : bv32 :: (~fp~32(v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[31:31], v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[30:23], v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[22:0]) == ~fp.div~32(~roundNearestTiesToEven, ~fp.neg~32(~to_fp~32(~roundNearestTiesToEven, 1.0)), ~Pluszero~32()) && ~bvsgt~32(~bvadd~32(~bvneg~32(~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32)), ~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39)), 251658240bv32)) && ~x == ~fp.add~32(~roundNearestTiesToEven, ~fp~32(~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39)[31:31], ~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39)[30:23], ~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39)[22:0]), ~fp~32(~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32)[31:31], ~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32)[30:23], ~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32)[22:0]))) could not be translated [2023-11-21 22:24:33,479 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-21 22:24:33,480 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39 : bv32 :: ((exists v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38 : bv32 :: ~ha~0 == ~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32) && !~bvsgt~32(~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39), ~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32))) && ~hb~0 == ~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39)) && ~fp.div~32(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1.0)), ~Pluszero~32()) == ~fp~32(v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[31:31], v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[30:23], v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[22:0])) could not be translated [2023-11-21 22:24:33,480 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39 : bv32 :: ((exists v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38 : bv32 :: ~bvsgt~32(~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39), ~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32)) && ~hb~0 == ~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32)) && ~ha~0 == ~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39)) && ~fp.div~32(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1.0)), ~Pluszero~32()) == ~fp~32(v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[31:31], v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[30:23], v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[22:0])) could not be translated [2023-11-21 22:24:33,481 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.ClassCastException: class de.uni_freiburg.informatik.ultimate.boogie.ast.BitVectorAccessExpression cannot be cast to class de.uni_freiburg.informatik.ultimate.boogie.ast.BitvecLiteral (de.uni_freiburg.informatik.ultimate.boogie.ast.BitVectorAccessExpression and de.uni_freiburg.informatik.ultimate.boogie.ast.BitvecLiteral are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @619bfe29) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateFunctionApplication(CACSL2BoogieBacktranslator.java:1188) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateExpression(CACSL2BoogieBacktranslator.java:1044) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateBinaryExpression(CACSL2BoogieBacktranslator.java:1096) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateExpression(CACSL2BoogieBacktranslator.java:1034) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateBinaryExpression(CACSL2BoogieBacktranslator.java:1096) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateExpression(CACSL2BoogieBacktranslator.java:1034) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateBinaryExpression(CACSL2BoogieBacktranslator.java:1095) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateExpression(CACSL2BoogieBacktranslator.java:1034) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateExpressionWithContext(CACSL2BoogieBacktranslator.java:950) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateExpressionWithContext(CACSL2BoogieBacktranslator.java:1) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionWithContext(ModelTranslationContainer.java:101) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionWithContext(ModelTranslationContainer.java:101) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionWithContext(ModelTranslationContainer.java:101) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionWithContext(ModelTranslationContainer.java:101) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionWithContextToString(ModelTranslationContainer.java:91) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.BacktranslationService.translateExpressionWithContextToString(BacktranslationService.java:98) at de.uni_freiburg.informatik.ultimate.core.lib.results.InvariantResult.(InvariantResult.java:47) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.createInvariantResults(TraceAbstractionStarter.java:454) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:191) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 22:24:33,486 INFO L158 Benchmark]: Toolchain (without parser) took 43572.16ms. Allocated memory is still 109.1MB. Free memory was 86.2MB in the beginning and 44.4MB in the end (delta: 41.8MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. [2023-11-21 22:24:33,496 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 73.4MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:24:33,496 INFO L158 Benchmark]: CACSL2BoogieTranslator took 537.94ms. Allocated memory is still 109.1MB. Free memory was 85.6MB in the beginning and 70.2MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-21 22:24:33,497 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.26ms. Allocated memory is still 109.1MB. Free memory was 70.2MB in the beginning and 67.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:24:33,497 INFO L158 Benchmark]: Boogie Preprocessor took 138.75ms. Allocated memory is still 109.1MB. Free memory was 67.8MB in the beginning and 63.0MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 22:24:33,498 INFO L158 Benchmark]: RCFGBuilder took 3633.86ms. Allocated memory is still 109.1MB. Free memory was 63.0MB in the beginning and 49.0MB in the end (delta: 14.0MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2023-11-21 22:24:33,498 INFO L158 Benchmark]: TraceAbstraction took 39156.21ms. Allocated memory is still 109.1MB. Free memory was 48.4MB in the beginning and 44.4MB in the end (delta: 4.0MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2023-11-21 22:24:33,502 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 73.4MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 537.94ms. Allocated memory is still 109.1MB. Free memory was 85.6MB in the beginning and 70.2MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.26ms. Allocated memory is still 109.1MB. Free memory was 70.2MB in the beginning and 67.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 138.75ms. Allocated memory is still 109.1MB. Free memory was 67.8MB in the beginning and 63.0MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3633.86ms. Allocated memory is still 109.1MB. Free memory was 63.0MB in the beginning and 49.0MB in the end (delta: 14.0MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * TraceAbstraction took 39156.21ms. Allocated memory is still 109.1MB. Free memory was 48.4MB in the beginning and 44.4MB in the end (delta: 4.0MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39 : bv32 :: ((exists v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38 : bv32 :: ~ha~0 == ~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32) && !~bvsgt~32(~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39), ~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32))) && ~hb~0 == ~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39)) && ~fp.div~32(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1.0)), ~Pluszero~32()) == ~fp~32(v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[31:31], v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[30:23], v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[22:0])) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39 : bv32 :: ((exists v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38 : bv32 :: ~bvsgt~32(~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39), ~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32)) && ~hb~0 == ~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32)) && ~ha~0 == ~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39)) && ~fp.div~32(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1.0)), ~Pluszero~32()) == ~fp~32(v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[31:31], v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[30:23], v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[22:0])) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39 : bv32, v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38 : bv32 :: (~fp~32(v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[31:31], v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[30:23], v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[22:0]) == ~fp.div~32(~roundNearestTiesToEven, ~fp.neg~32(~to_fp~32(~roundNearestTiesToEven, 1.0)), ~Pluszero~32()) && ~bvsgt~32(~bvadd~32(~bvneg~32(~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32)), ~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39)), 251658240bv32)) && #res == ~fp.add~32(~roundNearestTiesToEven, ~fp~32(~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39)[31:31], ~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39)[30:23], ~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39)[22:0]), ~fp~32(~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32)[31:31], ~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32)[30:23], ~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32)[22:0]))) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39 : bv32, v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38 : bv32 :: (~fp~32(v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[31:31], v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[30:23], v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[22:0]) == ~fp.div~32(~roundNearestTiesToEven, ~fp.neg~32(~to_fp~32(~roundNearestTiesToEven, 1.0)), ~Pluszero~32()) && ~bvsgt~32(~bvadd~32(~bvneg~32(~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32)), ~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39)), 251658240bv32)) && ~x == ~fp.add~32(~roundNearestTiesToEven, ~fp~32(~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39)[31:31], ~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39)[30:23], ~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39)[22:0]), ~fp~32(~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32)[31:31], ~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32)[30:23], ~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32)[22:0]))) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39 : bv32 :: ((exists v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38 : bv32 :: ~ha~0 == ~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32) && !~bvsgt~32(~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39), ~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32))) && ~hb~0 == ~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39)) && ~fp.div~32(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1.0)), ~Pluszero~32()) == ~fp~32(v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[31:31], v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[30:23], v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[22:0])) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39 : bv32 :: ((exists v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38 : bv32 :: ~bvsgt~32(~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39), ~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32)) && ~hb~0 == ~bvand~32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_38, 2147483647bv32)) && ~ha~0 == ~bvand~32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39)) && ~fp.div~32(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1.0)), ~Pluszero~32()) == ~fp~32(v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[31:31], v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[30:23], v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_39[22:0])) could not be translated * 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: 236]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 72 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 39.1s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 31.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 22 SdHoareTripleChecker+Valid, 17.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22 mSDsluCounter, 119 SdHoareTripleChecker+Invalid, 16.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 36 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 90 IncrementalHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 83 mSDtfsCounter, 90 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 36 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 17.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=72occurred in iteration=0, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 21 LocationsWithAnnotation, 36 PreInvPairs, 41 NumberOfFragments, 346 HoareAnnotationTreeSize, 36 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 21 FomulaSimplificationsInter, 12 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 5.5s InterpolantComputationTime, 31 NumberOfCodeBlocks, 31 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 29 ConstructedInterpolants, 12 QuantifiedInterpolants, 814 SizeOfPredicates, 21 NumberOfNonLiveVariables, 134 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 0 - ExceptionOrErrorResult: ClassCastException: class de.uni_freiburg.informatik.ultimate.boogie.ast.BitVectorAccessExpression cannot be cast to class de.uni_freiburg.informatik.ultimate.boogie.ast.BitvecLiteral (de.uni_freiburg.informatik.ultimate.boogie.ast.BitVectorAccessExpression and de.uni_freiburg.informatik.ultimate.boogie.ast.BitvecLiteral are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @619bfe29) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: ClassCastException: class de.uni_freiburg.informatik.ultimate.boogie.ast.BitVectorAccessExpression cannot be cast to class de.uni_freiburg.informatik.ultimate.boogie.ast.BitvecLiteral (de.uni_freiburg.informatik.ultimate.boogie.ast.BitVectorAccessExpression and de.uni_freiburg.informatik.ultimate.boogie.ast.BitvecLiteral are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @619bfe29): de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateFunctionApplication(CACSL2BoogieBacktranslator.java:1188) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 22:24:33,716 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ad308c4-5d84-404e-87c3-6fcd415f45e0/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: ClassCastException: class de.uni_freiburg.informatik.ultimate.boogie.ast.BitVectorAccessExpression cannot be cast to class de.uni_freiburg.informatik.ultimate.boogie.ast.BitvecLiteral (de.uni_freiburg.informatik.ultimate.boogie.ast.BitVectorAccessExpression and de.uni_freiburg.informatik.ultimate.boogie.ast.BitvecLiteral are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @619bfe29)