./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0220b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0220b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eba0d69032dcca3a4fd537674be713f074cf8e41be9cc562a35b9ffa9def96ba --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 01:37:44,719 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 01:37:44,721 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 01:37:44,751 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 01:37:44,751 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 01:37:44,752 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 01:37:44,754 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 01:37:44,756 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 01:37:44,758 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 01:37:44,759 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 01:37:44,760 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 01:37:44,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 01:37:44,762 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 01:37:44,763 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 01:37:44,765 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 01:37:44,766 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 01:37:44,767 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 01:37:44,768 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 01:37:44,770 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 01:37:44,772 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 01:37:44,774 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 01:37:44,775 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 01:37:44,777 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 01:37:44,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 01:37:44,781 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 01:37:44,781 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 01:37:44,782 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 01:37:44,783 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 01:37:44,783 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 01:37:44,784 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 01:37:44,784 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 01:37:44,785 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 01:37:44,786 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 01:37:44,787 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 01:37:44,788 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 01:37:44,788 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 01:37:44,789 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 01:37:44,789 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 01:37:44,789 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 01:37:44,790 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 01:37:44,791 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 01:37:44,792 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-07 01:37:44,818 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 01:37:44,818 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 01:37:44,819 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 01:37:44,819 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 01:37:44,819 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-07 01:37:44,819 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-07 01:37:44,820 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 01:37:44,820 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 01:37:44,820 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 01:37:44,820 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 01:37:44,820 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-07 01:37:44,820 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 01:37:44,821 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-07 01:37:44,821 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 01:37:44,821 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-07 01:37:44,821 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-07 01:37:44,821 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-07 01:37:44,821 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-07 01:37:44,821 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 01:37:44,821 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 01:37:44,822 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-07 01:37:44,822 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 01:37:44,822 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 01:37:44,822 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-07 01:37:44,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 01:37:44,822 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 01:37:44,822 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-07 01:37:44,823 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-07 01:37:44,823 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-07 01:37:44,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-07 01:37:44,823 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-07 01:37:44,823 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-07 01:37:44,823 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-07 01:37:44,823 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-07 01:37:44,823 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eba0d69032dcca3a4fd537674be713f074cf8e41be9cc562a35b9ffa9def96ba [2021-12-07 01:37:45,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 01:37:45,028 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 01:37:45,030 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 01:37:45,031 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 01:37:45,032 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 01:37:45,032 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/float-newlib/float_req_bl_0220b.c [2021-12-07 01:37:45,076 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/data/67149a135/c89d8f687e104a598a4e54e1da785ae2/FLAGa5196c1cb [2021-12-07 01:37:45,498 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 01:37:45,499 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/sv-benchmarks/c/float-newlib/float_req_bl_0220b.c [2021-12-07 01:37:45,506 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/data/67149a135/c89d8f687e104a598a4e54e1da785ae2/FLAGa5196c1cb [2021-12-07 01:37:45,515 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/data/67149a135/c89d8f687e104a598a4e54e1da785ae2 [2021-12-07 01:37:45,517 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 01:37:45,518 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 01:37:45,519 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 01:37:45,519 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 01:37:45,522 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 01:37:45,522 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:37:45" (1/1) ... [2021-12-07 01:37:45,524 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21cdeda7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:45, skipping insertion in model container [2021-12-07 01:37:45,524 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:37:45" (1/1) ... [2021-12-07 01:37:45,529 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 01:37:45,556 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 01:37:45,768 WARN L230 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_1cf3d85a-be45-4451-90ea-7e2aba349620/sv-benchmarks/c/float-newlib/float_req_bl_0220b.c[15845,15858] [2021-12-07 01:37:45,770 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:37:45,794 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 01:37:45,857 WARN L230 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_1cf3d85a-be45-4451-90ea-7e2aba349620/sv-benchmarks/c/float-newlib/float_req_bl_0220b.c[15845,15858] [2021-12-07 01:37:45,857 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:37:45,882 INFO L208 MainTranslator]: Completed translation [2021-12-07 01:37:45,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:45 WrapperNode [2021-12-07 01:37:45,882 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 01:37:45,883 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 01:37:45,883 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 01:37:45,883 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 01:37:45,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:45" (1/1) ... [2021-12-07 01:37:45,914 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:45" (1/1) ... [2021-12-07 01:37:45,967 INFO L137 Inliner]: procedures = 25, calls = 495, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1156 [2021-12-07 01:37:45,967 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 01:37:45,968 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 01:37:45,968 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 01:37:45,968 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 01:37:45,976 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:45" (1/1) ... [2021-12-07 01:37:45,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:45" (1/1) ... [2021-12-07 01:37:45,985 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:45" (1/1) ... [2021-12-07 01:37:45,985 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:45" (1/1) ... [2021-12-07 01:37:46,022 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:45" (1/1) ... [2021-12-07 01:37:46,036 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:45" (1/1) ... [2021-12-07 01:37:46,042 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:45" (1/1) ... [2021-12-07 01:37:46,054 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 01:37:46,055 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 01:37:46,056 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 01:37:46,056 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 01:37:46,057 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:45" (1/1) ... [2021-12-07 01:37:46,063 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 01:37:46,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:37:46,083 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-07 01:37:46,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-07 01:37:46,113 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2021-12-07 01:37:46,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2021-12-07 01:37:46,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-07 01:37:46,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-07 01:37:46,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-12-07 01:37:46,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-07 01:37:46,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-12-07 01:37:46,114 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2021-12-07 01:37:46,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2021-12-07 01:37:46,114 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2021-12-07 01:37:46,114 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2021-12-07 01:37:46,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-07 01:37:46,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-12-07 01:37:46,114 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2021-12-07 01:37:46,114 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2021-12-07 01:37:46,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-07 01:37:46,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 01:37:46,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 01:37:46,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-07 01:37:46,222 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 01:37:46,223 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 01:37:46,905 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 01:37:46,913 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 01:37:46,913 INFO L301 CfgBuilder]: Removed 61 assume(true) statements. [2021-12-07 01:37:46,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:37:46 BoogieIcfgContainer [2021-12-07 01:37:46,915 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 01:37:46,917 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-07 01:37:46,917 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-07 01:37:46,920 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-07 01:37:46,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 01:37:45" (1/3) ... [2021-12-07 01:37:46,920 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a09df67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:37:46, skipping insertion in model container [2021-12-07 01:37:46,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:45" (2/3) ... [2021-12-07 01:37:46,921 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a09df67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:37:46, skipping insertion in model container [2021-12-07 01:37:46,921 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:37:46" (3/3) ... [2021-12-07 01:37:46,922 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0220b.c [2021-12-07 01:37:46,927 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-07 01:37:46,927 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-07 01:37:46,967 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-07 01:37:46,974 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-07 01:37:46,974 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-07 01:37:46,998 INFO L276 IsEmpty]: Start isEmpty. Operand has 249 states, 231 states have (on average 1.6623376623376624) internal successors, (384), 232 states have internal predecessors, (384), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-12-07 01:37:47,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-12-07 01:37:47,002 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:37:47,002 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:37:47,003 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:37:47,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:37:47,007 INFO L85 PathProgramCache]: Analyzing trace with hash -709361443, now seen corresponding path program 1 times [2021-12-07 01:37:47,015 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:37:47,015 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126974151] [2021-12-07 01:37:47,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:37:47,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:37:47,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:37:47,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:37:47,277 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:37:47,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126974151] [2021-12-07 01:37:47,278 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126974151] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:37:47,278 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:37:47,278 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-07 01:37:47,279 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370993256] [2021-12-07 01:37:47,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:37:47,284 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-07 01:37:47,284 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:37:47,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-07 01:37:47,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-07 01:37:47,312 INFO L87 Difference]: Start difference. First operand has 249 states, 231 states have (on average 1.6623376623376624) internal successors, (384), 232 states have internal predecessors, (384), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:37:47,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:37:47,365 INFO L93 Difference]: Finished difference Result 496 states and 826 transitions. [2021-12-07 01:37:47,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 01:37:47,366 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-12-07 01:37:47,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:37:47,374 INFO L225 Difference]: With dead ends: 496 [2021-12-07 01:37:47,374 INFO L226 Difference]: Without dead ends: 246 [2021-12-07 01:37:47,378 INFO L932 BasicCegarLoop]: 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 [2021-12-07 01:37:47,381 INFO L933 BasicCegarLoop]: 346 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:37:47,382 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 346 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 01:37:47,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2021-12-07 01:37:47,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 246. [2021-12-07 01:37:47,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 229 states have (on average 1.3930131004366813) internal successors, (319), 229 states have internal predecessors, (319), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-12-07 01:37:47,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 343 transitions. [2021-12-07 01:37:47,424 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 343 transitions. Word has length 10 [2021-12-07 01:37:47,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:37:47,424 INFO L470 AbstractCegarLoop]: Abstraction has 246 states and 343 transitions. [2021-12-07 01:37:47,425 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:37:47,425 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 343 transitions. [2021-12-07 01:37:47,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-12-07 01:37:47,425 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:37:47,425 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:37:47,425 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-07 01:37:47,426 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:37:47,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:37:47,426 INFO L85 PathProgramCache]: Analyzing trace with hash 759322579, now seen corresponding path program 1 times [2021-12-07 01:37:47,426 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:37:47,427 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839211971] [2021-12-07 01:37:47,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:37:47,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:37:47,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:37:47,528 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:37:47,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:37:47,623 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:37:47,623 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-07 01:37:47,625 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-07 01:37:47,626 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-07 01:37:47,629 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-12-07 01:37:47,631 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-07 01:37:47,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 01:37:47 BoogieIcfgContainer [2021-12-07 01:37:47,682 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-07 01:37:47,683 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-07 01:37:47,683 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-07 01:37:47,683 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-07 01:37:47,683 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:37:46" (3/4) ... [2021-12-07 01:37:47,686 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-07 01:37:47,686 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-07 01:37:47,687 INFO L158 Benchmark]: Toolchain (without parser) took 2168.55ms. Allocated memory was 130.0MB in the beginning and 182.5MB in the end (delta: 52.4MB). Free memory was 85.4MB in the beginning and 123.9MB in the end (delta: -38.5MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2021-12-07 01:37:47,688 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 130.0MB. Free memory is still 102.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 01:37:47,688 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.24ms. Allocated memory is still 130.0MB. Free memory was 85.1MB in the beginning and 85.5MB in the end (delta: -326.3kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-07 01:37:47,689 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.09ms. Allocated memory is still 130.0MB. Free memory was 85.5MB in the beginning and 78.0MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-07 01:37:47,690 INFO L158 Benchmark]: Boogie Preprocessor took 86.92ms. Allocated memory is still 130.0MB. Free memory was 78.0MB in the beginning and 71.3MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-07 01:37:47,690 INFO L158 Benchmark]: RCFGBuilder took 860.08ms. Allocated memory was 130.0MB in the beginning and 182.5MB in the end (delta: 52.4MB). Free memory was 71.0MB in the beginning and 118.7MB in the end (delta: -47.7MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2021-12-07 01:37:47,691 INFO L158 Benchmark]: TraceAbstraction took 765.51ms. Allocated memory is still 182.5MB. Free memory was 117.6MB in the beginning and 124.9MB in the end (delta: -7.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 01:37:47,691 INFO L158 Benchmark]: Witness Printer took 3.38ms. Allocated memory is still 182.5MB. Free memory was 124.9MB in the beginning and 123.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-07 01:37:47,695 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 130.0MB. Free memory is still 102.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 363.24ms. Allocated memory is still 130.0MB. Free memory was 85.1MB in the beginning and 85.5MB in the end (delta: -326.3kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.09ms. Allocated memory is still 130.0MB. Free memory was 85.5MB in the beginning and 78.0MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.92ms. Allocated memory is still 130.0MB. Free memory was 78.0MB in the beginning and 71.3MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 860.08ms. Allocated memory was 130.0MB in the beginning and 182.5MB in the end (delta: 52.4MB). Free memory was 71.0MB in the beginning and 118.7MB in the end (delta: -47.7MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. * TraceAbstraction took 765.51ms. Allocated memory is still 182.5MB. Free memory was 117.6MB in the beginning and 124.9MB in the end (delta: -7.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.38ms. Allocated memory is still 182.5MB. Free memory was 124.9MB in the beginning and 123.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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: 629]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 628, overapproximation of someUnaryDOUBLEoperation at line 507, overapproximation of bitwiseAnd at line 594, overapproximation of someUnaryFLOAToperation at line 624, overapproximation of someBinaryArithmeticFLOAToperation at line 599. Possible FailurePath: [L13] static const float huge_floor = 1.0e30; [L90-L92] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L165] static const int init_jk_krempio[] = {4, 7, 9}; [L167-L171] static const float PIo2_krempio[] = { 1.5703125000e+00, 4.5776367188e-04, 2.5987625122e-05, 7.5437128544e-08, 6.0026650317e-11, 7.3896444519e-13, 5.3845816694e-15, 5.6378512969e-18, 8.3009228831e-20, 3.2756352257e-22, 6.3331015649e-25, }; [L173-L175] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L350-L368] static const __int32_t two_over_pi_rempio[] = { 0xA2, 0xF9, 0x83, 0x6E, 0x4E, 0x44, 0x15, 0x29, 0xFC, 0x27, 0x57, 0xD1, 0xF5, 0x34, 0xDD, 0xC0, 0xDB, 0x62, 0x95, 0x99, 0x3C, 0x43, 0x90, 0x41, 0xFE, 0x51, 0x63, 0xAB, 0xDE, 0xBB, 0xC5, 0x61, 0xB7, 0x24, 0x6E, 0x3A, 0x42, 0x4D, 0xD2, 0xE0, 0x06, 0x49, 0x2E, 0xEA, 0x09, 0xD1, 0x92, 0x1C, 0xFE, 0x1D, 0xEB, 0x1C, 0xB1, 0x29, 0xA7, 0x3E, 0xE8, 0x82, 0x35, 0xF5, 0x2E, 0xBB, 0x44, 0x84, 0xE9, 0x9C, 0x70, 0x26, 0xB4, 0x5F, 0x7E, 0x41, 0x39, 0x91, 0xD6, 0x39, 0x83, 0x53, 0x39, 0xF4, 0x9C, 0x84, 0x5F, 0x8B, 0xBD, 0xF9, 0x28, 0x3B, 0x1F, 0xF8, 0x97, 0xFF, 0xDE, 0x05, 0x98, 0x0F, 0xEF, 0x2F, 0x11, 0x8B, 0x5A, 0x0A, 0x6D, 0x1F, 0x6D, 0x36, 0x7E, 0xCF, 0x27, 0xCB, 0x09, 0xB7, 0x4F, 0x46, 0x3F, 0x66, 0x9E, 0x5F, 0xEA, 0x2D, 0x75, 0x27, 0xBA, 0xC7, 0xEB, 0xE5, 0xF1, 0x7B, 0x3D, 0x07, 0x39, 0xF7, 0x8A, 0x52, 0x92, 0xEA, 0x6B, 0xFB, 0x5F, 0xB1, 0x1F, 0x8D, 0x5D, 0x08, 0x56, 0x03, 0x30, 0x46, 0xFC, 0x7B, 0x6B, 0xAB, 0xF0, 0xCF, 0xBC, 0x20, 0x9A, 0xF4, 0x36, 0x1D, 0xA9, 0xE3, 0x91, 0x61, 0x5E, 0xE6, 0x1B, 0x08, 0x65, 0x99, 0x85, 0x5F, 0x14, 0xA0, 0x68, 0x40, 0x8D, 0xFF, 0xD8, 0x80, 0x4D, 0x73, 0x27, 0x31, 0x06, 0x06, 0x15, 0x56, 0xCA, 0x73, 0xA8, 0xC9, 0x60, 0xE2, 0x7B, 0xC0, 0x8C, 0x6B, }; [L370-L376] static const __int32_t npio2_hw_rempio[] = { 0x3fc90f00, 0x40490f00, 0x4096cb00, 0x40c90f00, 0x40fb5300, 0x4116cb00, 0x412fed00, 0x41490f00, 0x41623100, 0x417b5300, 0x418a3a00, 0x4196cb00, 0x41a35c00, 0x41afed00, 0x41bc7e00, 0x41c90f00, 0x41d5a000, 0x41e23100, 0x41eec200, 0x41fb5300, 0x4203f200, 0x420a3a00, 0x42108300, 0x4216cb00, 0x421d1400, 0x42235c00, 0x4229a500, 0x422fed00, 0x42363600, 0x423c7e00, 0x4242c700, 0x42490f00}; [L378-L387] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L507-L510] static const float half_ksin = 5.0000000000e-01, S1_ksin = -1.6666667163e-01, S2_ksin = 8.3333337680e-03, S3_ksin = -1.9841270114e-04, S4_ksin = 2.7557314297e-06, S5_ksin = -2.5050759689e-08, S6_ksin = 1.5896910177e-10; [L534-L537] static const float one_kcos = 1.0000000000e+00, C1_kcos = 4.1666667908e-02, C2_kcos = -1.3888889225e-03, C3_kcos = 2.4801587642e-05, C4_kcos = -2.7557314297e-07, C5_kcos = 2.0875723372e-09, C6_kcos = -1.1359647598e-11; [L574-L582] static const float one_ktan = 1.0000000000e+00, pio4_ktan = 7.8539812565e-01, pio4lo_ktan = 3.7748947079e-08, T_ktan[] = { 3.3333334327e-01, 1.3333334029e-01, 5.3968254477e-02, 2.1869488060e-02, 8.8632395491e-03, 3.5920790397e-03, 1.4562094584e-03, 5.8804126456e-04, 2.4646313977e-04, 7.8179444245e-05, 7.1407252108e-05, -1.8558637748e-05, 2.5907305826e-05, }; VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L624] float x = -0.0f; [L625] CALL, EXPR sin_float(x) [L585] float y[2], z = 0.0; [L586] __int32_t n, ix; VAL [\old(x)=1000000000000000000000000000002, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000002, y={14:0}, z=0, zero_krempio=0, zero_rempio=0] [L589] ieee_float_shape_type gf_u; [L590] gf_u.value = (x) [L591] EXPR gf_u.word [L591] (ix) = gf_u.word [L594] ix &= 0x7fffffff VAL [\old(x)=1000000000000000000000000000002, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000002, y={14:0}, z=0, zero_krempio=0, zero_rempio=0] [L595] COND FALSE !(ix <= 0x3f490fd8) VAL [\old(x)=1000000000000000000000000000002, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000002, y={14:0}, z=0, zero_krempio=0, zero_rempio=0] [L598] COND TRUE !((ix) < 0x7f800000L) [L599] return x - x; [L599] return x - x; VAL [\old(x)=1000000000000000000000000000002, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000002, z=0, zero_krempio=0, zero_rempio=0] [L625] RET, EXPR sin_float(x) [L625] float res = sin_float(x); [L628] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, res=1000000000000000000000000000001, res == -0.0f && __signbit_float(res) == 1=0, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000002, zero_krempio=0, zero_rempio=0] [L628] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L629] reach_error() VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, res=1000000000000000000000000000001, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000002, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 249 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 346 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 346 mSDtfsCounter, 0 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=249occurred 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, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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 [2021-12-07 01:37:47,726 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0220b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eba0d69032dcca3a4fd537674be713f074cf8e41be9cc562a35b9ffa9def96ba --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 01:37:49,433 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 01:37:49,434 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 01:37:49,457 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 01:37:49,457 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 01:37:49,458 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 01:37:49,460 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 01:37:49,461 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 01:37:49,463 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 01:37:49,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 01:37:49,465 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 01:37:49,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 01:37:49,467 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 01:37:49,468 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 01:37:49,469 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 01:37:49,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 01:37:49,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 01:37:49,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 01:37:49,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 01:37:49,476 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 01:37:49,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 01:37:49,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 01:37:49,481 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 01:37:49,482 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 01:37:49,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 01:37:49,485 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 01:37:49,486 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 01:37:49,486 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 01:37:49,487 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 01:37:49,488 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 01:37:49,488 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 01:37:49,489 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 01:37:49,489 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 01:37:49,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 01:37:49,491 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 01:37:49,491 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 01:37:49,492 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 01:37:49,492 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 01:37:49,493 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 01:37:49,493 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 01:37:49,494 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 01:37:49,494 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-12-07 01:37:49,513 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 01:37:49,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 01:37:49,513 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 01:37:49,514 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 01:37:49,514 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-07 01:37:49,514 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-07 01:37:49,515 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 01:37:49,515 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 01:37:49,515 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 01:37:49,515 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 01:37:49,515 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-07 01:37:49,516 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-07 01:37:49,516 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 01:37:49,516 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-07 01:37:49,516 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-07 01:37:49,516 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-07 01:37:49,516 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-07 01:37:49,516 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-07 01:37:49,517 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-07 01:37:49,517 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-07 01:37:49,517 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 01:37:49,517 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 01:37:49,517 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-07 01:37:49,517 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 01:37:49,517 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 01:37:49,518 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-07 01:37:49,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 01:37:49,518 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 01:37:49,518 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-07 01:37:49,518 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-07 01:37:49,518 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-07 01:37:49,518 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-07 01:37:49,519 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-07 01:37:49,519 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-07 01:37:49,519 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-07 01:37:49,519 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-07 01:37:49,519 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-07 01:37:49,519 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eba0d69032dcca3a4fd537674be713f074cf8e41be9cc562a35b9ffa9def96ba [2021-12-07 01:37:49,753 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 01:37:49,772 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 01:37:49,774 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 01:37:49,775 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 01:37:49,776 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 01:37:49,777 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/float-newlib/float_req_bl_0220b.c [2021-12-07 01:37:49,824 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/data/0f4b44de1/d62742da280041f2bf4e8b2e57f980b6/FLAG7432fc74f [2021-12-07 01:37:50,222 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 01:37:50,222 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/sv-benchmarks/c/float-newlib/float_req_bl_0220b.c [2021-12-07 01:37:50,231 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/data/0f4b44de1/d62742da280041f2bf4e8b2e57f980b6/FLAG7432fc74f [2021-12-07 01:37:50,242 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/data/0f4b44de1/d62742da280041f2bf4e8b2e57f980b6 [2021-12-07 01:37:50,244 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 01:37:50,245 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 01:37:50,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 01:37:50,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 01:37:50,249 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 01:37:50,250 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:37:50" (1/1) ... [2021-12-07 01:37:50,251 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f3323b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:50, skipping insertion in model container [2021-12-07 01:37:50,251 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:37:50" (1/1) ... [2021-12-07 01:37:50,257 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 01:37:50,293 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 01:37:50,530 WARN L230 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_1cf3d85a-be45-4451-90ea-7e2aba349620/sv-benchmarks/c/float-newlib/float_req_bl_0220b.c[15845,15858] [2021-12-07 01:37:50,532 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:37:50,559 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 01:37:50,631 WARN L230 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_1cf3d85a-be45-4451-90ea-7e2aba349620/sv-benchmarks/c/float-newlib/float_req_bl_0220b.c[15845,15858] [2021-12-07 01:37:50,632 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:37:50,669 INFO L208 MainTranslator]: Completed translation [2021-12-07 01:37:50,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:50 WrapperNode [2021-12-07 01:37:50,669 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 01:37:50,670 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 01:37:50,670 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 01:37:50,670 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 01:37:50,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:50" (1/1) ... [2021-12-07 01:37:50,699 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:50" (1/1) ... [2021-12-07 01:37:50,746 INFO L137 Inliner]: procedures = 29, calls = 495, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1154 [2021-12-07 01:37:50,747 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 01:37:50,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 01:37:50,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 01:37:50,747 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 01:37:50,754 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:50" (1/1) ... [2021-12-07 01:37:50,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:50" (1/1) ... [2021-12-07 01:37:50,765 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:50" (1/1) ... [2021-12-07 01:37:50,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:50" (1/1) ... [2021-12-07 01:37:50,800 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:50" (1/1) ... [2021-12-07 01:37:50,811 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:50" (1/1) ... [2021-12-07 01:37:50,825 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:50" (1/1) ... [2021-12-07 01:37:50,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 01:37:50,838 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 01:37:50,838 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 01:37:50,838 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 01:37:50,839 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:50" (1/1) ... [2021-12-07 01:37:50,846 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 01:37:50,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:37:50,868 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-07 01:37:50,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-07 01:37:50,909 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2021-12-07 01:37:50,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2021-12-07 01:37:50,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-07 01:37:50,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-07 01:37:50,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-07 01:37:50,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-07 01:37:50,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-12-07 01:37:50,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-07 01:37:50,910 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2021-12-07 01:37:50,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2021-12-07 01:37:50,910 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2021-12-07 01:37:50,911 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2021-12-07 01:37:50,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2021-12-07 01:37:50,911 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2021-12-07 01:37:50,911 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2021-12-07 01:37:50,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-12-07 01:37:50,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 01:37:50,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 01:37:50,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-07 01:37:50,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-07 01:37:51,035 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 01:37:51,036 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 01:38:24,540 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 01:38:24,549 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 01:38:24,549 INFO L301 CfgBuilder]: Removed 61 assume(true) statements. [2021-12-07 01:38:24,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:38:24 BoogieIcfgContainer [2021-12-07 01:38:24,551 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 01:38:24,553 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-07 01:38:24,553 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-07 01:38:24,555 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-07 01:38:24,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 01:37:50" (1/3) ... [2021-12-07 01:38:24,556 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@689537ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:38:24, skipping insertion in model container [2021-12-07 01:38:24,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:50" (2/3) ... [2021-12-07 01:38:24,557 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@689537ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:38:24, skipping insertion in model container [2021-12-07 01:38:24,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:38:24" (3/3) ... [2021-12-07 01:38:24,558 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0220b.c [2021-12-07 01:38:24,562 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-07 01:38:24,563 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-07 01:38:24,601 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-07 01:38:24,606 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-07 01:38:24,606 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-07 01:38:24,628 INFO L276 IsEmpty]: Start isEmpty. Operand has 249 states, 231 states have (on average 1.6623376623376624) internal successors, (384), 232 states have internal predecessors, (384), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-12-07 01:38:24,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-12-07 01:38:24,633 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:38:24,633 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:38:24,634 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:38:24,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:38:24,639 INFO L85 PathProgramCache]: Analyzing trace with hash -709361443, now seen corresponding path program 1 times [2021-12-07 01:38:24,650 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 01:38:24,650 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1709602720] [2021-12-07 01:38:24,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:38:24,651 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 01:38:24,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat [2021-12-07 01:38:24,652 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 01:38:24,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-12-07 01:38:26,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:26,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 1 conjunts are in the unsatisfiable core [2021-12-07 01:38:26,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:38:26,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:38:26,326 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:38:26,327 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 01:38:26,327 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1709602720] [2021-12-07 01:38:26,327 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1709602720] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:38:26,327 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:38:26,328 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-07 01:38:26,329 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802725799] [2021-12-07 01:38:26,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:38:26,333 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-07 01:38:26,336 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 01:38:26,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-07 01:38:26,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-07 01:38:26,359 INFO L87 Difference]: Start difference. First operand has 249 states, 231 states have (on average 1.6623376623376624) internal successors, (384), 232 states have internal predecessors, (384), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:38:26,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:38:26,397 INFO L93 Difference]: Finished difference Result 496 states and 826 transitions. [2021-12-07 01:38:26,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 01:38:26,398 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-12-07 01:38:26,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:38:26,406 INFO L225 Difference]: With dead ends: 496 [2021-12-07 01:38:26,406 INFO L226 Difference]: Without dead ends: 246 [2021-12-07 01:38:26,410 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-07 01:38:26,413 INFO L933 BasicCegarLoop]: 346 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:38:26,414 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 346 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 01:38:26,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2021-12-07 01:38:26,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 246. [2021-12-07 01:38:26,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 229 states have (on average 1.3930131004366813) internal successors, (319), 229 states have internal predecessors, (319), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-12-07 01:38:26,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 343 transitions. [2021-12-07 01:38:26,462 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 343 transitions. Word has length 10 [2021-12-07 01:38:26,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:38:26,462 INFO L470 AbstractCegarLoop]: Abstraction has 246 states and 343 transitions. [2021-12-07 01:38:26,462 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:38:26,462 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 343 transitions. [2021-12-07 01:38:26,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-12-07 01:38:26,463 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:38:26,463 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:38:26,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-12-07 01:38:26,664 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-07 01:38:26,665 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:38:26,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:38:26,667 INFO L85 PathProgramCache]: Analyzing trace with hash 759322579, now seen corresponding path program 1 times [2021-12-07 01:38:26,670 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 01:38:26,671 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1912990640] [2021-12-07 01:38:26,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:38:26,672 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 01:38:26,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat [2021-12-07 01:38:26,675 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 01:38:26,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-12-07 01:38:28,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:28,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 10 conjunts are in the unsatisfiable core [2021-12-07 01:38:28,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:38:28,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:38:28,519 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:38:28,520 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 01:38:28,520 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1912990640] [2021-12-07 01:38:28,520 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1912990640] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:38:28,520 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:38:28,520 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-07 01:38:28,521 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663956991] [2021-12-07 01:38:28,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:38:28,522 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-07 01:38:28,522 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 01:38:28,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-07 01:38:28,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:38:28,523 INFO L87 Difference]: Start difference. First operand 246 states and 343 transitions. Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:38:28,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:38:28,629 INFO L93 Difference]: Finished difference Result 265 states and 364 transitions. [2021-12-07 01:38:28,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 01:38:28,629 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-12-07 01:38:28,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:38:28,630 INFO L225 Difference]: With dead ends: 265 [2021-12-07 01:38:28,630 INFO L226 Difference]: Without dead ends: 27 [2021-12-07 01:38:28,632 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-12-07 01:38:28,633 INFO L933 BasicCegarLoop]: 27 mSDtfsCounter, 2 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 103 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 3 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:38:28,634 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 103 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 3 Unchecked, 0.0s Time] [2021-12-07 01:38:28,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2021-12-07 01:38:28,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2021-12-07 01:38:28,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 24 states have (on average 1.1666666666666667) internal successors, (28), 24 states have internal predecessors, (28), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-07 01:38:28,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 30 transitions. [2021-12-07 01:38:28,637 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 30 transitions. Word has length 11 [2021-12-07 01:38:28,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:38:28,637 INFO L470 AbstractCegarLoop]: Abstraction has 27 states and 30 transitions. [2021-12-07 01:38:28,637 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:38:28,638 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2021-12-07 01:38:28,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-12-07 01:38:28,638 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:38:28,638 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:38:28,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-12-07 01:38:28,839 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-07 01:38:28,841 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:38:28,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:38:28,843 INFO L85 PathProgramCache]: Analyzing trace with hash 1983106081, now seen corresponding path program 1 times [2021-12-07 01:38:28,846 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 01:38:28,846 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [814442533] [2021-12-07 01:38:28,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:38:28,847 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 01:38:28,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat [2021-12-07 01:38:28,850 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 01:38:28,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-12-07 01:38:30,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:30,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 11 conjunts are in the unsatisfiable core [2021-12-07 01:38:30,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:38:30,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:38:30,845 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:38:30,845 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 01:38:30,845 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [814442533] [2021-12-07 01:38:30,845 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [814442533] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:38:30,845 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:38:30,845 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-07 01:38:30,846 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809075580] [2021-12-07 01:38:30,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:38:30,846 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-07 01:38:30,846 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 01:38:30,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-07 01:38:30,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-12-07 01:38:30,847 INFO L87 Difference]: Start difference. First operand 27 states and 30 transitions. Second operand has 8 states, 8 states have (on average 2.25) internal successors, (18), 7 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-07 01:38:33,246 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-07 01:38:35,361 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-07 01:38:37,364 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-07 01:38:39,506 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-07 01:38:41,508 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-07 01:38:41,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:38:41,854 INFO L93 Difference]: Finished difference Result 42 states and 44 transitions. [2021-12-07 01:38:41,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 01:38:41,855 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.25) internal successors, (18), 7 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2021-12-07 01:38:41,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:38:41,856 INFO L225 Difference]: With dead ends: 42 [2021-12-07 01:38:41,856 INFO L226 Difference]: Without dead ends: 39 [2021-12-07 01:38:41,857 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2021-12-07 01:38:41,858 INFO L933 BasicCegarLoop]: 23 mSDtfsCounter, 35 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 2 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 126 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.8s IncrementalHoareTripleChecker+Time [2021-12-07 01:38:41,859 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [37 Valid, 126 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 54 Invalid, 5 Unknown, 0 Unchecked, 10.8s Time] [2021-12-07 01:38:41,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2021-12-07 01:38:41,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 32. [2021-12-07 01:38:41,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 28 states have (on average 1.1428571428571428) internal successors, (32), 28 states have internal predecessors, (32), 1 states have call successors, (1), 1 states have call predecessors, (1), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-07 01:38:41,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 35 transitions. [2021-12-07 01:38:41,863 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 35 transitions. Word has length 20 [2021-12-07 01:38:41,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:38:41,864 INFO L470 AbstractCegarLoop]: Abstraction has 32 states and 35 transitions. [2021-12-07 01:38:41,864 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.25) internal successors, (18), 7 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-07 01:38:41,864 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2021-12-07 01:38:41,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-12-07 01:38:41,865 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:38:41,865 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:38:41,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-12-07 01:38:42,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-07 01:38:42,067 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:38:42,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:38:42,069 INFO L85 PathProgramCache]: Analyzing trace with hash 1085069118, now seen corresponding path program 1 times [2021-12-07 01:38:42,071 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 01:38:42,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [660645287] [2021-12-07 01:38:42,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:38:42,073 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 01:38:42,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat [2021-12-07 01:38:42,075 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 01:38:42,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-12-07 01:38:44,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:44,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 12 conjunts are in the unsatisfiable core [2021-12-07 01:38:44,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:38:44,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:38:44,625 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:38:44,625 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 01:38:44,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [660645287] [2021-12-07 01:38:44,626 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [660645287] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:38:44,626 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:38:44,626 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-07 01:38:44,627 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750059589] [2021-12-07 01:38:44,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:38:44,627 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-07 01:38:44,627 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 01:38:44,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-07 01:38:44,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-07 01:38:44,628 INFO L87 Difference]: Start difference. First operand 32 states and 35 transitions. Second operand has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-07 01:38:44,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:38:44,843 INFO L93 Difference]: Finished difference Result 46 states and 50 transitions. [2021-12-07 01:38:44,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 01:38:44,845 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 21 [2021-12-07 01:38:44,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:38:44,846 INFO L225 Difference]: With dead ends: 46 [2021-12-07 01:38:44,846 INFO L226 Difference]: Without dead ends: 32 [2021-12-07 01:38:44,846 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-12-07 01:38:44,847 INFO L933 BasicCegarLoop]: 26 mSDtfsCounter, 13 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 14 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-07 01:38:44,848 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 125 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 14 Unchecked, 0.1s Time] [2021-12-07 01:38:44,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2021-12-07 01:38:44,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2021-12-07 01:38:44,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 28 states have (on average 1.1071428571428572) internal successors, (31), 28 states have internal predecessors, (31), 1 states have call successors, (1), 1 states have call predecessors, (1), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-07 01:38:44,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 34 transitions. [2021-12-07 01:38:44,851 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 34 transitions. Word has length 21 [2021-12-07 01:38:44,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:38:44,851 INFO L470 AbstractCegarLoop]: Abstraction has 32 states and 34 transitions. [2021-12-07 01:38:44,851 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-07 01:38:44,851 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 34 transitions. [2021-12-07 01:38:44,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-12-07 01:38:44,852 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:38:44,852 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:38:44,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2021-12-07 01:38:45,053 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-07 01:38:45,054 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:38:45,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:38:45,056 INFO L85 PathProgramCache]: Analyzing trace with hash 452402173, now seen corresponding path program 1 times [2021-12-07 01:38:45,058 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 01:38:45,058 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1254280784] [2021-12-07 01:38:45,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:38:45,059 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 01:38:45,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat [2021-12-07 01:38:45,060 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 01:38:45,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-12-07 01:38:47,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:47,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-07 01:38:47,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:38:47,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:38:47,573 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:38:47,573 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 01:38:47,573 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1254280784] [2021-12-07 01:38:47,574 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1254280784] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:38:47,574 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:38:47,574 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-07 01:38:47,574 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136223497] [2021-12-07 01:38:47,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:38:47,574 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-07 01:38:47,574 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 01:38:47,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-07 01:38:47,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:38:47,575 INFO L87 Difference]: Start difference. First operand 32 states and 34 transitions. Second operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-07 01:38:50,173 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-07 01:38:52,444 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-07 01:38:54,577 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-07 01:38:54,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:38:54,578 INFO L93 Difference]: Finished difference Result 39 states and 40 transitions. [2021-12-07 01:38:54,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 01:38:54,628 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 22 [2021-12-07 01:38:54,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:38:54,629 INFO L225 Difference]: With dead ends: 39 [2021-12-07 01:38:54,629 INFO L226 Difference]: Without dead ends: 25 [2021-12-07 01:38:54,629 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-07 01:38:54,630 INFO L933 BasicCegarLoop]: 23 mSDtfsCounter, 13 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 66 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2021-12-07 01:38:54,631 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 66 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 3 Unknown, 0 Unchecked, 6.9s Time] [2021-12-07 01:38:54,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2021-12-07 01:38:54,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2021-12-07 01:38:54,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 22 states have (on average 1.0) internal successors, (22), 22 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-07 01:38:54,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 24 transitions. [2021-12-07 01:38:54,633 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 24 transitions. Word has length 22 [2021-12-07 01:38:54,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:38:54,634 INFO L470 AbstractCegarLoop]: Abstraction has 25 states and 24 transitions. [2021-12-07 01:38:54,634 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-07 01:38:54,634 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 24 transitions. [2021-12-07 01:38:54,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-12-07 01:38:54,635 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:38:54,635 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:38:54,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-12-07 01:38:54,835 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-07 01:38:54,836 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:38:54,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:38:54,838 INFO L85 PathProgramCache]: Analyzing trace with hash -1043993930, now seen corresponding path program 1 times [2021-12-07 01:38:54,839 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 01:38:54,840 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1831827060] [2021-12-07 01:38:54,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:38:54,841 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 01:38:54,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat [2021-12-07 01:38:54,843 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 01:38:54,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-12-07 01:38:56,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:38:56,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 20 conjunts are in the unsatisfiable core [2021-12-07 01:38:56,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:38:57,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:38:57,185 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:38:57,185 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 01:38:57,185 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1831827060] [2021-12-07 01:38:57,185 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1831827060] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:38:57,186 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:38:57,186 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-12-07 01:38:57,186 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59725578] [2021-12-07 01:38:57,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:38:57,187 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-12-07 01:38:57,187 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 01:38:57,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-12-07 01:38:57,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2021-12-07 01:38:57,188 INFO L87 Difference]: Start difference. First operand 25 states and 24 transitions. Second operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 11 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-07 01:38:58,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:38:58,408 INFO L93 Difference]: Finished difference Result 25 states and 24 transitions. [2021-12-07 01:38:58,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-07 01:38:58,408 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 11 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 24 [2021-12-07 01:38:58,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:38:58,409 INFO L225 Difference]: With dead ends: 25 [2021-12-07 01:38:58,409 INFO L226 Difference]: Without dead ends: 0 [2021-12-07 01:38:58,409 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=73, Invalid=269, Unknown=0, NotChecked=0, Total=342 [2021-12-07 01:38:58,411 INFO L933 BasicCegarLoop]: 12 mSDtfsCounter, 24 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-12-07 01:38:58,411 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [25 Valid, 109 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-12-07 01:38:58,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-07 01:38:58,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-07 01:38:58,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:38:58,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-07 01:38:58,412 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-12-07 01:38:58,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:38:58,412 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-07 01:38:58,412 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 11 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-07 01:38:58,413 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-07 01:38:58,413 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-07 01:38:58,415 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-07 01:38:58,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2021-12-07 01:38:58,616 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-07 01:38:58,621 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-07 01:38:59,189 INFO L858 garLoopResultBuilder]: For program point L562-1(lines 562 566) no Hoare annotation was computed. [2021-12-07 01:38:59,189 INFO L861 garLoopResultBuilder]: At program point L562-2(lines 562 566) the Hoare annotation is: true [2021-12-07 01:38:59,190 INFO L858 garLoopResultBuilder]: For program point L562-3(lines 559 567) no Hoare annotation was computed. [2021-12-07 01:38:59,190 INFO L858 garLoopResultBuilder]: For program point L556(lines 556 571) no Hoare annotation was computed. [2021-12-07 01:38:59,190 INFO L858 garLoopResultBuilder]: For program point L548(lines 548 551) no Hoare annotation was computed. [2021-12-07 01:38:59,190 INFO L858 garLoopResultBuilder]: For program point L548-2(lines 548 551) no Hoare annotation was computed. [2021-12-07 01:38:59,190 INFO L861 garLoopResultBuilder]: At program point __kernel_cosfENTRY(lines 539 572) the Hoare annotation is: true [2021-12-07 01:38:59,190 INFO L858 garLoopResultBuilder]: For program point L542-1(lines 542 546) no Hoare annotation was computed. [2021-12-07 01:38:59,190 INFO L861 garLoopResultBuilder]: At program point L542-2(lines 542 546) the Hoare annotation is: true [2021-12-07 01:38:59,191 INFO L858 garLoopResultBuilder]: For program point L542-3(lines 542 546) no Hoare annotation was computed. [2021-12-07 01:38:59,191 INFO L858 garLoopResultBuilder]: For program point __kernel_cosfFINAL(lines 539 572) no Hoare annotation was computed. [2021-12-07 01:38:59,191 INFO L858 garLoopResultBuilder]: For program point L559(lines 559 567) no Hoare annotation was computed. [2021-12-07 01:38:59,191 INFO L858 garLoopResultBuilder]: For program point L549(lines 549 550) no Hoare annotation was computed. [2021-12-07 01:38:59,191 INFO L858 garLoopResultBuilder]: For program point __kernel_cosfEXIT(lines 539 572) no Hoare annotation was computed. [2021-12-07 01:38:59,191 INFO L858 garLoopResultBuilder]: For program point copysign_floatEXIT(lines 70 88) no Hoare annotation was computed. [2021-12-07 01:38:59,192 INFO L858 garLoopResultBuilder]: For program point L77(lines 77 81) no Hoare annotation was computed. [2021-12-07 01:38:59,192 INFO L858 garLoopResultBuilder]: For program point L77-1(lines 70 88) no Hoare annotation was computed. [2021-12-07 01:38:59,192 INFO L861 garLoopResultBuilder]: At program point copysign_floatENTRY(lines 70 88) the Hoare annotation is: true [2021-12-07 01:38:59,192 INFO L858 garLoopResultBuilder]: For program point L82(lines 82 86) no Hoare annotation was computed. [2021-12-07 01:38:59,192 INFO L858 garLoopResultBuilder]: For program point L82-1(lines 70 88) no Hoare annotation was computed. [2021-12-07 01:38:59,192 INFO L858 garLoopResultBuilder]: For program point L82-2(lines 82 86) no Hoare annotation was computed. [2021-12-07 01:38:59,193 INFO L858 garLoopResultBuilder]: For program point L72-1(lines 72 76) no Hoare annotation was computed. [2021-12-07 01:38:59,193 INFO L861 garLoopResultBuilder]: At program point L72-2(lines 72 76) the Hoare annotation is: true [2021-12-07 01:38:59,193 INFO L858 garLoopResultBuilder]: For program point copysign_floatFINAL(lines 70 88) no Hoare annotation was computed. [2021-12-07 01:38:59,193 INFO L858 garLoopResultBuilder]: For program point __kernel_sinfEXIT(lines 512 532) no Hoare annotation was computed. [2021-12-07 01:38:59,193 INFO L858 garLoopResultBuilder]: For program point L521(lines 521 524) no Hoare annotation was computed. [2021-12-07 01:38:59,193 INFO L858 garLoopResultBuilder]: For program point L521-2(lines 521 524) no Hoare annotation was computed. [2021-12-07 01:38:59,193 INFO L858 garLoopResultBuilder]: For program point L515-1(lines 515 519) no Hoare annotation was computed. [2021-12-07 01:38:59,194 INFO L854 garLoopResultBuilder]: At program point L515-2(lines 515 519) the Hoare annotation is: (= __kernel_sinf_~x |__kernel_sinf_#in~x|) [2021-12-07 01:38:59,194 INFO L858 garLoopResultBuilder]: For program point L515-3(lines 515 519) no Hoare annotation was computed. [2021-12-07 01:38:59,194 INFO L861 garLoopResultBuilder]: At program point __kernel_sinfENTRY(lines 512 532) the Hoare annotation is: true [2021-12-07 01:38:59,194 INFO L858 garLoopResultBuilder]: For program point L528(lines 528 531) no Hoare annotation was computed. [2021-12-07 01:38:59,194 INFO L858 garLoopResultBuilder]: For program point L522(lines 522 523) no Hoare annotation was computed. [2021-12-07 01:38:59,194 INFO L858 garLoopResultBuilder]: For program point __kernel_sinfFINAL(lines 512 532) no Hoare annotation was computed. [2021-12-07 01:38:59,194 INFO L858 garLoopResultBuilder]: For program point L300-2(lines 300 304) no Hoare annotation was computed. [2021-12-07 01:38:59,195 INFO L854 garLoopResultBuilder]: At program point L300-3(lines 300 304) the Hoare annotation is: false [2021-12-07 01:38:59,195 INFO L858 garLoopResultBuilder]: For program point L300-4(lines 300 304) no Hoare annotation was computed. [2021-12-07 01:38:59,195 INFO L858 garLoopResultBuilder]: For program point L36(lines 36 37) no Hoare annotation was computed. [2021-12-07 01:38:59,195 INFO L858 garLoopResultBuilder]: For program point L598(lines 598 613) no Hoare annotation was computed. [2021-12-07 01:38:59,195 INFO L858 garLoopResultBuilder]: For program point L499(lines 499 503) no Hoare annotation was computed. [2021-12-07 01:38:59,195 INFO L858 garLoopResultBuilder]: For program point L301-2(lines 301 302) no Hoare annotation was computed. [2021-12-07 01:38:59,195 INFO L854 garLoopResultBuilder]: At program point L301-3(lines 301 302) the Hoare annotation is: false [2021-12-07 01:38:59,196 INFO L858 garLoopResultBuilder]: For program point L301-4(lines 301 302) no Hoare annotation was computed. [2021-12-07 01:38:59,196 INFO L858 garLoopResultBuilder]: For program point L401(lines 401 405) no Hoare annotation was computed. [2021-12-07 01:38:59,196 INFO L858 garLoopResultBuilder]: For program point L335-2(lines 335 336) no Hoare annotation was computed. [2021-12-07 01:38:59,196 INFO L854 garLoopResultBuilder]: At program point L335-3(lines 335 336) the Hoare annotation is: false [2021-12-07 01:38:59,196 INFO L858 garLoopResultBuilder]: For program point L335-4(lines 306 346) no Hoare annotation was computed. [2021-12-07 01:38:59,196 INFO L858 garLoopResultBuilder]: For program point L38(lines 38 42) no Hoare annotation was computed. [2021-12-07 01:38:59,196 INFO L861 garLoopResultBuilder]: At program point L633(lines 616 634) the Hoare annotation is: true [2021-12-07 01:38:59,196 INFO L858 garLoopResultBuilder]: For program point L39(lines 39 40) no Hoare annotation was computed. [2021-12-07 01:38:59,197 INFO L858 garLoopResultBuilder]: For program point L39-2(lines 39 40) no Hoare annotation was computed. [2021-12-07 01:38:59,197 INFO L854 garLoopResultBuilder]: At program point L271(lines 178 348) the Hoare annotation is: false [2021-12-07 01:38:59,200 INFO L858 garLoopResultBuilder]: For program point L205-2(lines 205 209) no Hoare annotation was computed. [2021-12-07 01:38:59,201 INFO L854 garLoopResultBuilder]: At program point L205-3(lines 205 209) the Hoare annotation is: false [2021-12-07 01:38:59,201 INFO L854 garLoopResultBuilder]: At program point L205-4(lines 205 209) the Hoare annotation is: false [2021-12-07 01:38:59,201 INFO L858 garLoopResultBuilder]: For program point L437(line 437) no Hoare annotation was computed. [2021-12-07 01:38:59,201 INFO L858 garLoopResultBuilder]: For program point L437-2(lines 437 469) no Hoare annotation was computed. [2021-12-07 01:38:59,201 INFO L858 garLoopResultBuilder]: For program point L239-1(lines 226 254) no Hoare annotation was computed. [2021-12-07 01:38:59,201 INFO L858 garLoopResultBuilder]: For program point L603(lines 603 612) no Hoare annotation was computed. [2021-12-07 01:38:59,202 INFO L854 garLoopResultBuilder]: At program point L504(lines 389 505) the Hoare annotation is: false [2021-12-07 01:38:59,202 INFO L858 garLoopResultBuilder]: For program point L471(lines 471 476) no Hoare annotation was computed. [2021-12-07 01:38:59,202 INFO L854 garLoopResultBuilder]: At program point L306(lines 306 346) the Hoare annotation is: false [2021-12-07 01:38:59,202 INFO L854 garLoopResultBuilder]: At program point L240(lines 240 247) the Hoare annotation is: false [2021-12-07 01:38:59,202 INFO L858 garLoopResultBuilder]: For program point L604(line 604) no Hoare annotation was computed. [2021-12-07 01:38:59,202 INFO L858 garLoopResultBuilder]: For program point L406(lines 406 430) no Hoare annotation was computed. [2021-12-07 01:38:59,202 INFO L858 garLoopResultBuilder]: For program point L307(line 307) no Hoare annotation was computed. [2021-12-07 01:38:59,203 INFO L858 garLoopResultBuilder]: For program point L241(line 241) no Hoare annotation was computed. [2021-12-07 01:38:59,203 INFO L854 garLoopResultBuilder]: At program point L605(line 605) the Hoare annotation is: false [2021-12-07 01:38:59,203 INFO L858 garLoopResultBuilder]: For program point L605-1(line 605) no Hoare annotation was computed. [2021-12-07 01:38:59,203 INFO L858 garLoopResultBuilder]: For program point L407(lines 407 429) no Hoare annotation was computed. [2021-12-07 01:38:59,203 INFO L858 garLoopResultBuilder]: For program point L606(line 606) no Hoare annotation was computed. [2021-12-07 01:38:59,203 INFO L858 garLoopResultBuilder]: For program point L309-2(lines 309 310) no Hoare annotation was computed. [2021-12-07 01:38:59,203 INFO L854 garLoopResultBuilder]: At program point L309-3(lines 309 310) the Hoare annotation is: false [2021-12-07 01:38:59,204 INFO L858 garLoopResultBuilder]: For program point L309-4(lines 306 346) no Hoare annotation was computed. [2021-12-07 01:38:59,204 INFO L858 garLoopResultBuilder]: For program point L45(lines 45 48) no Hoare annotation was computed. [2021-12-07 01:38:59,204 INFO L854 garLoopResultBuilder]: At program point L607(line 607) the Hoare annotation is: false [2021-12-07 01:38:59,204 INFO L858 garLoopResultBuilder]: For program point L607-1(line 607) no Hoare annotation was computed. [2021-12-07 01:38:59,204 INFO L858 garLoopResultBuilder]: For program point L409(lines 409 416) no Hoare annotation was computed. [2021-12-07 01:38:59,204 INFO L858 garLoopResultBuilder]: For program point L409-2(lines 409 416) no Hoare annotation was computed. [2021-12-07 01:38:59,204 INFO L858 garLoopResultBuilder]: For program point L244(line 244) no Hoare annotation was computed. [2021-12-07 01:38:59,204 INFO L858 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-12-07 01:38:59,205 INFO L858 garLoopResultBuilder]: For program point L608(line 608) no Hoare annotation was computed. [2021-12-07 01:38:59,205 INFO L858 garLoopResultBuilder]: For program point L443-1(lines 443 447) no Hoare annotation was computed. [2021-12-07 01:38:59,205 INFO L854 garLoopResultBuilder]: At program point L443-2(lines 443 447) the Hoare annotation is: false [2021-12-07 01:38:59,205 INFO L858 garLoopResultBuilder]: For program point L443-3(lines 443 447) no Hoare annotation was computed. [2021-12-07 01:38:59,205 INFO L858 garLoopResultBuilder]: For program point L311-1(line 311) no Hoare annotation was computed. [2021-12-07 01:38:59,205 INFO L858 garLoopResultBuilder]: For program point L278-1(lines 278 281) no Hoare annotation was computed. [2021-12-07 01:38:59,205 INFO L854 garLoopResultBuilder]: At program point L278-3(lines 278 281) the Hoare annotation is: false [2021-12-07 01:38:59,206 INFO L854 garLoopResultBuilder]: At program point L609(line 609) the Hoare annotation is: false [2021-12-07 01:38:59,206 INFO L858 garLoopResultBuilder]: For program point L609-1(line 609) no Hoare annotation was computed. [2021-12-07 01:38:59,206 INFO L858 garLoopResultBuilder]: For program point L610(line 610) no Hoare annotation was computed. [2021-12-07 01:38:59,206 INFO L858 garLoopResultBuilder]: For program point L313(line 313) no Hoare annotation was computed. [2021-12-07 01:38:59,206 INFO L858 garLoopResultBuilder]: For program point L313-2(line 313) no Hoare annotation was computed. [2021-12-07 01:38:59,206 INFO L858 garLoopResultBuilder]: For program point L148-1(lines 148 152) no Hoare annotation was computed. [2021-12-07 01:38:59,206 INFO L854 garLoopResultBuilder]: At program point L148-2(lines 148 152) the Hoare annotation is: false [2021-12-07 01:38:59,207 INFO L854 garLoopResultBuilder]: At program point L611(line 611) the Hoare annotation is: false [2021-12-07 01:38:59,207 INFO L858 garLoopResultBuilder]: For program point L611-1(line 611) no Hoare annotation was computed. [2021-12-07 01:38:59,207 INFO L858 garLoopResultBuilder]: For program point L479(lines 479 482) no Hoare annotation was computed. [2021-12-07 01:38:59,207 INFO L854 garLoopResultBuilder]: At program point L347(lines 177 348) the Hoare annotation is: false [2021-12-07 01:38:59,207 INFO L858 garLoopResultBuilder]: For program point L314(line 314) no Hoare annotation was computed. [2021-12-07 01:38:59,207 INFO L858 garLoopResultBuilder]: For program point L50(lines 50 54) no Hoare annotation was computed. [2021-12-07 01:38:59,207 INFO L858 garLoopResultBuilder]: For program point L50-1(lines 15 56) no Hoare annotation was computed. [2021-12-07 01:38:59,208 INFO L858 garLoopResultBuilder]: For program point L50-2(lines 50 54) no Hoare annotation was computed. [2021-12-07 01:38:59,208 INFO L858 garLoopResultBuilder]: For program point L216(lines 216 224) no Hoare annotation was computed. [2021-12-07 01:38:59,208 INFO L858 garLoopResultBuilder]: For program point L18-1(lines 18 22) no Hoare annotation was computed. [2021-12-07 01:38:59,208 INFO L854 garLoopResultBuilder]: At program point L18-2(lines 18 22) the Hoare annotation is: false [2021-12-07 01:38:59,208 INFO L858 garLoopResultBuilder]: For program point L18-3(lines 18 22) no Hoare annotation was computed. [2021-12-07 01:38:59,208 INFO L854 garLoopResultBuilder]: At program point L283(line 283) the Hoare annotation is: false [2021-12-07 01:38:59,208 INFO L858 garLoopResultBuilder]: For program point L283-1(line 283) no Hoare annotation was computed. [2021-12-07 01:38:59,208 INFO L858 garLoopResultBuilder]: For program point L316-2(lines 316 317) no Hoare annotation was computed. [2021-12-07 01:38:59,209 INFO L854 garLoopResultBuilder]: At program point L316-3(lines 316 317) the Hoare annotation is: false [2021-12-07 01:38:59,209 INFO L858 garLoopResultBuilder]: For program point L316-4(lines 306 346) no Hoare annotation was computed. [2021-12-07 01:38:59,209 INFO L858 garLoopResultBuilder]: For program point L449(lines 449 468) no Hoare annotation was computed. [2021-12-07 01:38:59,209 INFO L858 garLoopResultBuilder]: For program point L449-1(lines 437 469) no Hoare annotation was computed. [2021-12-07 01:38:59,209 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-07 01:38:59,209 INFO L858 garLoopResultBuilder]: For program point L284(lines 284 291) no Hoare annotation was computed. [2021-12-07 01:38:59,209 INFO L858 garLoopResultBuilder]: For program point L251(lines 251 252) no Hoare annotation was computed. [2021-12-07 01:38:59,209 INFO L854 garLoopResultBuilder]: At program point L284-2(lines 275 292) the Hoare annotation is: false [2021-12-07 01:38:59,209 INFO L858 garLoopResultBuilder]: For program point L318-1(line 318) no Hoare annotation was computed. [2021-12-07 01:38:59,210 INFO L854 garLoopResultBuilder]: At program point L252(line 252) the Hoare annotation is: false [2021-12-07 01:38:59,210 INFO L858 garLoopResultBuilder]: For program point L252-1(line 252) no Hoare annotation was computed. [2021-12-07 01:38:59,210 INFO L858 garLoopResultBuilder]: For program point L153(lines 153 157) no Hoare annotation was computed. [2021-12-07 01:38:59,210 INFO L858 garLoopResultBuilder]: For program point L153-1(lines 146 159) no Hoare annotation was computed. [2021-12-07 01:38:59,210 INFO L858 garLoopResultBuilder]: For program point L153-2(lines 153 157) no Hoare annotation was computed. [2021-12-07 01:38:59,210 INFO L858 garLoopResultBuilder]: For program point L187(lines 187 188) no Hoare annotation was computed. [2021-12-07 01:38:59,210 INFO L858 garLoopResultBuilder]: For program point L187-2(lines 187 188) no Hoare annotation was computed. [2021-12-07 01:38:59,210 INFO L854 garLoopResultBuilder]: At program point L55(lines 15 56) the Hoare annotation is: false [2021-12-07 01:38:59,211 INFO L854 garLoopResultBuilder]: At program point L584(lines 584 614) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= |ULTIMATE.start_sin_float_#res#1| .cse0) (= |ULTIMATE.start_sin_float_~x#1| .cse0))) [2021-12-07 01:38:59,211 INFO L858 garLoopResultBuilder]: For program point L485-1(lines 485 489) no Hoare annotation was computed. [2021-12-07 01:38:59,211 INFO L854 garLoopResultBuilder]: At program point L485-2(lines 485 489) the Hoare annotation is: false [2021-12-07 01:38:59,211 INFO L858 garLoopResultBuilder]: For program point L485-3(lines 485 489) no Hoare annotation was computed. [2021-12-07 01:38:59,211 INFO L858 garLoopResultBuilder]: For program point L320-2(lines 320 321) no Hoare annotation was computed. [2021-12-07 01:38:59,211 INFO L858 garLoopResultBuilder]: For program point L221(lines 221 224) no Hoare annotation was computed. [2021-12-07 01:38:59,211 INFO L854 garLoopResultBuilder]: At program point L320-3(lines 320 321) the Hoare annotation is: false [2021-12-07 01:38:59,211 INFO L858 garLoopResultBuilder]: For program point L320-4(lines 306 346) no Hoare annotation was computed. [2021-12-07 01:38:59,212 INFO L858 garLoopResultBuilder]: For program point L420(lines 420 427) no Hoare annotation was computed. [2021-12-07 01:38:59,212 INFO L858 garLoopResultBuilder]: For program point L420-2(lines 420 427) no Hoare annotation was computed. [2021-12-07 01:38:59,212 INFO L858 garLoopResultBuilder]: For program point L322-1(line 322) no Hoare annotation was computed. [2021-12-07 01:38:59,212 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-07 01:38:59,212 INFO L858 garLoopResultBuilder]: For program point L223(lines 223 224) no Hoare annotation was computed. [2021-12-07 01:38:59,212 INFO L858 garLoopResultBuilder]: For program point L256-1(lines 178 348) no Hoare annotation was computed. [2021-12-07 01:38:59,212 INFO L858 garLoopResultBuilder]: For program point L223-2(lines 178 348) no Hoare annotation was computed. [2021-12-07 01:38:59,212 INFO L858 garLoopResultBuilder]: For program point L25(lines 25 49) no Hoare annotation was computed. [2021-12-07 01:38:59,213 INFO L858 garLoopResultBuilder]: For program point L455-1(lines 455 459) no Hoare annotation was computed. [2021-12-07 01:38:59,213 INFO L854 garLoopResultBuilder]: At program point L455-2(lines 455 459) the Hoare annotation is: false [2021-12-07 01:38:59,213 INFO L858 garLoopResultBuilder]: For program point L455-3(lines 455 459) no Hoare annotation was computed. [2021-12-07 01:38:59,213 INFO L854 garLoopResultBuilder]: At program point L158(lines 146 159) the Hoare annotation is: false [2021-12-07 01:38:59,213 INFO L858 garLoopResultBuilder]: For program point L26(lines 26 43) no Hoare annotation was computed. [2021-12-07 01:38:59,213 INFO L858 garLoopResultBuilder]: For program point L588-1(lines 588 592) no Hoare annotation was computed. [2021-12-07 01:38:59,213 INFO L854 garLoopResultBuilder]: At program point L588-2(lines 588 592) the Hoare annotation is: (= |ULTIMATE.start_sin_float_~x#1| (fp.neg (_ +zero 8 24))) [2021-12-07 01:38:59,213 INFO L858 garLoopResultBuilder]: For program point L588-3(lines 588 592) no Hoare annotation was computed. [2021-12-07 01:38:59,214 INFO L858 garLoopResultBuilder]: For program point L324(line 324) no Hoare annotation was computed. [2021-12-07 01:38:59,214 INFO L858 garLoopResultBuilder]: For program point L258-2(lines 258 259) no Hoare annotation was computed. [2021-12-07 01:38:59,214 INFO L854 garLoopResultBuilder]: At program point L258-3(lines 258 259) the Hoare annotation is: false [2021-12-07 01:38:59,214 INFO L858 garLoopResultBuilder]: For program point L258-4(lines 256 273) no Hoare annotation was computed. [2021-12-07 01:38:59,214 INFO L858 garLoopResultBuilder]: For program point L27(lines 27 33) no Hoare annotation was computed. [2021-12-07 01:38:59,214 INFO L858 garLoopResultBuilder]: For program point L490-2(lines 490 493) no Hoare annotation was computed. [2021-12-07 01:38:59,214 INFO L854 garLoopResultBuilder]: At program point L490-3(lines 490 493) the Hoare annotation is: false [2021-12-07 01:38:59,214 INFO L858 garLoopResultBuilder]: For program point L490-4(lines 490 493) no Hoare annotation was computed. [2021-12-07 01:38:59,215 INFO L858 garLoopResultBuilder]: For program point L325-2(lines 325 329) no Hoare annotation was computed. [2021-12-07 01:38:59,215 INFO L858 garLoopResultBuilder]: For program point L226(lines 178 348) no Hoare annotation was computed. [2021-12-07 01:38:59,215 INFO L854 garLoopResultBuilder]: At program point L325-3(lines 325 329) the Hoare annotation is: false [2021-12-07 01:38:59,215 INFO L858 garLoopResultBuilder]: For program point L325-4(lines 325 329) no Hoare annotation was computed. [2021-12-07 01:38:59,215 INFO L858 garLoopResultBuilder]: For program point L193-2(lines 193 194) no Hoare annotation was computed. [2021-12-07 01:38:59,215 INFO L854 garLoopResultBuilder]: At program point L193-3(lines 193 194) the Hoare annotation is: false [2021-12-07 01:38:59,215 INFO L858 garLoopResultBuilder]: For program point L193-4(lines 193 194) no Hoare annotation was computed. [2021-12-07 01:38:59,215 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-07 01:38:59,216 INFO L858 garLoopResultBuilder]: For program point L28(lines 28 32) no Hoare annotation was computed. [2021-12-07 01:38:59,216 INFO L858 garLoopResultBuilder]: For program point L61-1(lines 61 65) no Hoare annotation was computed. [2021-12-07 01:38:59,216 INFO L854 garLoopResultBuilder]: At program point L61-2(lines 61 65) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and |ULTIMATE.start_main_#t~short134#1| (= |ULTIMATE.start_sin_float_#res#1| .cse0) (= .cse0 |ULTIMATE.start___signbit_float_~x#1|) (= |ULTIMATE.start_main_~res~0#1| .cse0) (= |ULTIMATE.start_sin_float_~x#1| .cse0))) [2021-12-07 01:38:59,216 INFO L858 garLoopResultBuilder]: For program point L61-3(lines 61 65) no Hoare annotation was computed. [2021-12-07 01:38:59,216 INFO L858 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2021-12-07 01:38:59,216 INFO L858 garLoopResultBuilder]: For program point L194-2(line 194) no Hoare annotation was computed. [2021-12-07 01:38:59,216 INFO L858 garLoopResultBuilder]: For program point L294(line 294) no Hoare annotation was computed. [2021-12-07 01:38:59,216 INFO L858 garLoopResultBuilder]: For program point L261-1(lines 261 262) no Hoare annotation was computed. [2021-12-07 01:38:59,216 INFO L858 garLoopResultBuilder]: For program point L261-3(lines 261 262) no Hoare annotation was computed. [2021-12-07 01:38:59,217 INFO L854 garLoopResultBuilder]: At program point L261-4(lines 261 262) the Hoare annotation is: false [2021-12-07 01:38:59,217 INFO L858 garLoopResultBuilder]: For program point L261-5(lines 261 262) no Hoare annotation was computed. [2021-12-07 01:38:59,217 INFO L858 garLoopResultBuilder]: For program point L30(lines 30 32) no Hoare annotation was computed. [2021-12-07 01:38:59,217 INFO L858 garLoopResultBuilder]: For program point L295-2(lines 295 298) no Hoare annotation was computed. [2021-12-07 01:38:59,217 INFO L854 garLoopResultBuilder]: At program point L295-3(lines 295 298) the Hoare annotation is: false [2021-12-07 01:38:59,217 INFO L858 garLoopResultBuilder]: For program point L229-2(lines 229 238) no Hoare annotation was computed. [2021-12-07 01:38:59,217 INFO L858 garLoopResultBuilder]: For program point L295-4(lines 295 298) no Hoare annotation was computed. [2021-12-07 01:38:59,217 INFO L858 garLoopResultBuilder]: For program point L196-2(lines 196 200) no Hoare annotation was computed. [2021-12-07 01:38:59,217 INFO L854 garLoopResultBuilder]: At program point L229-3(lines 229 238) the Hoare annotation is: false [2021-12-07 01:38:59,218 INFO L854 garLoopResultBuilder]: At program point L196-3(lines 196 200) the Hoare annotation is: false [2021-12-07 01:38:59,218 INFO L858 garLoopResultBuilder]: For program point L229-4(lines 226 254) no Hoare annotation was computed. [2021-12-07 01:38:59,218 INFO L858 garLoopResultBuilder]: For program point L196-4(lines 196 200) no Hoare annotation was computed. [2021-12-07 01:38:59,218 INFO L858 garLoopResultBuilder]: For program point L461(lines 461 467) no Hoare annotation was computed. [2021-12-07 01:38:59,218 INFO L858 garLoopResultBuilder]: For program point L395-1(lines 395 399) no Hoare annotation was computed. [2021-12-07 01:38:59,218 INFO L854 garLoopResultBuilder]: At program point L395-2(lines 395 399) the Hoare annotation is: false [2021-12-07 01:38:59,218 INFO L858 garLoopResultBuilder]: For program point L395-3(lines 395 399) no Hoare annotation was computed. [2021-12-07 01:38:59,218 INFO L858 garLoopResultBuilder]: For program point L197-2(lines 197 198) no Hoare annotation was computed. [2021-12-07 01:38:59,219 INFO L854 garLoopResultBuilder]: At program point L197-3(lines 197 198) the Hoare annotation is: false [2021-12-07 01:38:59,219 INFO L858 garLoopResultBuilder]: For program point L197-4(lines 197 198) no Hoare annotation was computed. [2021-12-07 01:38:59,219 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-07 01:38:59,219 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 629) no Hoare annotation was computed. [2021-12-07 01:38:59,219 INFO L858 garLoopResultBuilder]: For program point L330-2(lines 330 334) no Hoare annotation was computed. [2021-12-07 01:38:59,219 INFO L858 garLoopResultBuilder]: For program point L231(lines 231 237) no Hoare annotation was computed. [2021-12-07 01:38:59,219 INFO L854 garLoopResultBuilder]: At program point L330-3(lines 330 334) the Hoare annotation is: false [2021-12-07 01:38:59,219 INFO L858 garLoopResultBuilder]: For program point L264-2(lines 264 269) no Hoare annotation was computed. [2021-12-07 01:38:59,219 INFO L858 garLoopResultBuilder]: For program point L330-4(lines 330 334) no Hoare annotation was computed. [2021-12-07 01:38:59,220 INFO L854 garLoopResultBuilder]: At program point L264-3(lines 264 269) the Hoare annotation is: false [2021-12-07 01:38:59,220 INFO L858 garLoopResultBuilder]: For program point L264-4(lines 264 269) no Hoare annotation was computed. [2021-12-07 01:38:59,220 INFO L858 garLoopResultBuilder]: For program point L628(line 628) no Hoare annotation was computed. [2021-12-07 01:38:59,220 INFO L858 garLoopResultBuilder]: For program point L595(lines 595 613) no Hoare annotation was computed. [2021-12-07 01:38:59,220 INFO L858 garLoopResultBuilder]: For program point L628-2(lines 628 631) no Hoare annotation was computed. [2021-12-07 01:38:59,220 INFO L858 garLoopResultBuilder]: For program point L496-1(lines 496 497) no Hoare annotation was computed. [2021-12-07 01:38:59,220 INFO L854 garLoopResultBuilder]: At program point L496-3(lines 496 497) the Hoare annotation is: false [2021-12-07 01:38:59,220 INFO L858 garLoopResultBuilder]: For program point L496-4(lines 496 497) no Hoare annotation was computed. [2021-12-07 01:38:59,220 INFO L858 garLoopResultBuilder]: For program point L232(lines 232 235) no Hoare annotation was computed. [2021-12-07 01:38:59,221 INFO L854 garLoopResultBuilder]: At program point L67(lines 58 68) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and |ULTIMATE.start_main_#t~short134#1| (= |ULTIMATE.start_sin_float_#res#1| .cse0) (= |ULTIMATE.start___signbit_float_#res#1| (_ bv1 32)) (= .cse0 |ULTIMATE.start___signbit_float_~x#1|) (= .cse0 (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~0#1|))) (= |ULTIMATE.start_main_~res~0#1| .cse0) (= |ULTIMATE.start_sin_float_~x#1| .cse0))) [2021-12-07 01:38:59,221 INFO L858 garLoopResultBuilder]: For program point L629(line 629) no Hoare annotation was computed. [2021-12-07 01:38:59,221 INFO L854 garLoopResultBuilder]: At program point L596(line 596) the Hoare annotation is: (= |ULTIMATE.start_sin_float_~x#1| (fp.neg (_ +zero 8 24))) [2021-12-07 01:38:59,221 INFO L858 garLoopResultBuilder]: For program point L596-1(line 596) no Hoare annotation was computed. [2021-12-07 01:38:59,221 INFO L858 garLoopResultBuilder]: For program point L431(lines 431 477) no Hoare annotation was computed. [2021-12-07 01:38:59,221 INFO L858 garLoopResultBuilder]: For program point L266-2(lines 266 267) no Hoare annotation was computed. [2021-12-07 01:38:59,221 INFO L854 garLoopResultBuilder]: At program point L266-3(lines 266 267) the Hoare annotation is: false [2021-12-07 01:38:59,221 INFO L858 garLoopResultBuilder]: For program point L266-4(lines 266 267) no Hoare annotation was computed. [2021-12-07 01:38:59,221 INFO L861 garLoopResultBuilder]: At program point L122(line 122) the Hoare annotation is: true [2021-12-07 01:38:59,221 INFO L858 garLoopResultBuilder]: For program point L122-1(line 122) no Hoare annotation was computed. [2021-12-07 01:38:59,222 INFO L861 garLoopResultBuilder]: At program point L135(line 135) the Hoare annotation is: true [2021-12-07 01:38:59,222 INFO L858 garLoopResultBuilder]: For program point L135-1(line 135) no Hoare annotation was computed. [2021-12-07 01:38:59,222 INFO L858 garLoopResultBuilder]: For program point L131(lines 131 136) no Hoare annotation was computed. [2021-12-07 01:38:59,222 INFO L858 garLoopResultBuilder]: For program point L98-1(lines 98 102) no Hoare annotation was computed. [2021-12-07 01:38:59,222 INFO L861 garLoopResultBuilder]: At program point L98-2(lines 98 102) the Hoare annotation is: true [2021-12-07 01:38:59,222 INFO L858 garLoopResultBuilder]: For program point L98-3(lines 98 102) no Hoare annotation was computed. [2021-12-07 01:38:59,222 INFO L858 garLoopResultBuilder]: For program point L123(lines 123 130) no Hoare annotation was computed. [2021-12-07 01:38:59,222 INFO L858 garLoopResultBuilder]: For program point L111-1(lines 111 115) no Hoare annotation was computed. [2021-12-07 01:38:59,222 INFO L861 garLoopResultBuilder]: At program point L111-2(lines 111 115) the Hoare annotation is: true [2021-12-07 01:38:59,222 INFO L858 garLoopResultBuilder]: For program point scalbn_floatFINAL(lines 94 144) no Hoare annotation was computed. [2021-12-07 01:38:59,223 INFO L858 garLoopResultBuilder]: For program point L111-3(lines 111 115) no Hoare annotation was computed. [2021-12-07 01:38:59,223 INFO L858 garLoopResultBuilder]: For program point L107(lines 107 108) no Hoare annotation was computed. [2021-12-07 01:38:59,223 INFO L858 garLoopResultBuilder]: For program point L132(lines 132 135) no Hoare annotation was computed. [2021-12-07 01:38:59,223 INFO L858 garLoopResultBuilder]: For program point L124-1(lines 124 128) no Hoare annotation was computed. [2021-12-07 01:38:59,223 INFO L861 garLoopResultBuilder]: At program point L124-2(lines 124 128) the Hoare annotation is: true [2021-12-07 01:38:59,223 INFO L858 garLoopResultBuilder]: For program point L124-3(lines 124 128) no Hoare annotation was computed. [2021-12-07 01:38:59,223 INFO L858 garLoopResultBuilder]: For program point scalbn_floatEXIT(lines 94 144) no Hoare annotation was computed. [2021-12-07 01:38:59,223 INFO L861 garLoopResultBuilder]: At program point scalbn_floatENTRY(lines 94 144) the Hoare annotation is: true [2021-12-07 01:38:59,223 INFO L861 garLoopResultBuilder]: At program point L133(line 133) the Hoare annotation is: true [2021-12-07 01:38:59,223 INFO L858 garLoopResultBuilder]: For program point L133-1(line 133) no Hoare annotation was computed. [2021-12-07 01:38:59,224 INFO L858 garLoopResultBuilder]: For program point L121(lines 121 122) no Hoare annotation was computed. [2021-12-07 01:38:59,224 INFO L858 garLoopResultBuilder]: For program point L117(lines 117 118) no Hoare annotation was computed. [2021-12-07 01:38:59,224 INFO L858 garLoopResultBuilder]: For program point L109(lines 109 119) no Hoare annotation was computed. [2021-12-07 01:38:59,224 INFO L858 garLoopResultBuilder]: For program point L109-2(lines 109 119) no Hoare annotation was computed. [2021-12-07 01:38:59,224 INFO L858 garLoopResultBuilder]: For program point L105(lines 105 106) no Hoare annotation was computed. [2021-12-07 01:38:59,224 INFO L858 garLoopResultBuilder]: For program point L138-1(lines 138 142) no Hoare annotation was computed. [2021-12-07 01:38:59,224 INFO L861 garLoopResultBuilder]: At program point L138-2(lines 138 142) the Hoare annotation is: true [2021-12-07 01:38:59,224 INFO L858 garLoopResultBuilder]: For program point L138-3(lines 138 142) no Hoare annotation was computed. [2021-12-07 01:38:59,227 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2021-12-07 01:38:59,228 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-07 01:38:59,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 01:38:59 BoogieIcfgContainer [2021-12-07 01:38:59,241 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-07 01:38:59,241 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-07 01:38:59,241 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-07 01:38:59,242 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-07 01:38:59,242 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:38:24" (3/4) ... [2021-12-07 01:38:59,244 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-07 01:38:59,249 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_cosf [2021-12-07 01:38:59,249 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_float [2021-12-07 01:38:59,249 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_sinf [2021-12-07 01:38:59,249 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_float [2021-12-07 01:38:59,263 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 80 nodes and edges [2021-12-07 01:38:59,265 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2021-12-07 01:38:59,267 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-07 01:38:59,268 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-07 01:38:59,288 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) [2021-12-07 01:38:59,288 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) [2021-12-07 01:38:59,289 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((aux-res == -0.0f && __signbit_float(res) == 1-aux && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == x) && res == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) [2021-12-07 01:38:59,289 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((aux-res == -0.0f && __signbit_float(res) == 1-aux && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && \result == 1bv32) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == x) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0])) && res == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) [2021-12-07 01:38:59,424 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/witness.graphml [2021-12-07 01:38:59,424 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-07 01:38:59,425 INFO L158 Benchmark]: Toolchain (without parser) took 69180.08ms. Allocated memory was 52.4MB in the beginning and 83.9MB in the end (delta: 31.5MB). Free memory was 27.7MB in the beginning and 32.8MB in the end (delta: -5.1MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2021-12-07 01:38:59,425 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 52.4MB. Free memory is still 33.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 01:38:59,425 INFO L158 Benchmark]: CACSL2BoogieTranslator took 423.48ms. Allocated memory was 52.4MB in the beginning and 69.2MB in the end (delta: 16.8MB). Free memory was 27.5MB in the beginning and 45.0MB in the end (delta: -17.5MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2021-12-07 01:38:59,426 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.74ms. Allocated memory is still 69.2MB. Free memory was 45.0MB in the beginning and 37.7MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-07 01:38:59,426 INFO L158 Benchmark]: Boogie Preprocessor took 89.98ms. Allocated memory is still 69.2MB. Free memory was 37.7MB in the beginning and 44.7MB in the end (delta: -6.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-07 01:38:59,426 INFO L158 Benchmark]: RCFGBuilder took 33713.59ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 44.7MB in the beginning and 52.2MB in the end (delta: -7.5MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. [2021-12-07 01:38:59,426 INFO L158 Benchmark]: TraceAbstraction took 34688.29ms. Allocated memory is still 83.9MB. Free memory was 52.1MB in the beginning and 45.3MB in the end (delta: 6.8MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. [2021-12-07 01:38:59,427 INFO L158 Benchmark]: Witness Printer took 183.10ms. Allocated memory is still 83.9MB. Free memory was 45.3MB in the beginning and 32.8MB in the end (delta: 12.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-12-07 01:38:59,428 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 52.4MB. Free memory is still 33.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 423.48ms. Allocated memory was 52.4MB in the beginning and 69.2MB in the end (delta: 16.8MB). Free memory was 27.5MB in the beginning and 45.0MB in the end (delta: -17.5MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.74ms. Allocated memory is still 69.2MB. Free memory was 45.0MB in the beginning and 37.7MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 89.98ms. Allocated memory is still 69.2MB. Free memory was 37.7MB in the beginning and 44.7MB in the end (delta: -6.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 33713.59ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 44.7MB in the beginning and 52.2MB in the end (delta: -7.5MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. * TraceAbstraction took 34688.29ms. Allocated memory is still 83.9MB. Free memory was 52.1MB in the beginning and 45.3MB in the end (delta: 6.8MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. * Witness Printer took 183.10ms. Allocated memory is still 83.9MB. Free memory was 45.3MB in the beginning and 32.8MB in the end (delta: 12.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 629]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 249 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 34.6s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 19.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 8 mSolverCounterUnknown, 92 SdHoareTripleChecker+Valid, 18.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 87 mSDsluCounter, 875 SdHoareTripleChecker+Invalid, 18.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 17 IncrementalHoareTripleChecker+Unchecked, 418 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 168 IncrementalHoareTripleChecker+Invalid, 205 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 457 mSDtfsCounter, 168 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 119 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=249occurred in iteration=0, InterpolantAutomatonStates: 40, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 7 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 148 PreInvPairs, 155 NumberOfFragments, 126 HoareAnnotationTreeSize, 148 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 63 FomulaSimplificationsInter, 34 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 9.8s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 102 ConstructedInterpolants, 6 QuantifiedInterpolants, 392 SizeOfPredicates, 33 NumberOfNonLiveVariables, 2365 ConjunctsInSsa, 60 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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: 490]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 300]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 295]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 395]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: (((aux-res == -0.0f && __signbit_float(res) == 1-aux && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == x) && res == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: x == \old(x) - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: (((((aux-res == -0.0f && __signbit_float(res) == 1-aux && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && \result == 1bv32) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == x) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0])) && res == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 584]: Loop Invariant Derived loop invariant: \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-12-07 01:38:59,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cf3d85a-be45-4451-90ea-7e2aba349620/bin/uautomizer-DrprNOufMa/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 Writing output log to file Ultimate.log Result: TRUE