./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0680b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0680b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg --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 5da2633a98a8c063206d3de9ed1a2ca83179e4ae1554db6a2d5f4c67dd322fa5 ................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0680b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg --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 5da2633a98a8c063206d3de9ed1a2ca83179e4ae1554db6a2d5f4c67dd322fa5 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:24:03,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:24:03,975 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:24:04,033 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:24:04,034 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:24:04,039 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:24:04,041 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:24:04,046 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:24:04,048 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:24:04,056 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:24:04,057 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:24:04,059 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:24:04,060 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:24:04,063 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:24:04,067 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:24:04,074 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:24:04,077 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:24:04,079 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:24:04,081 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:24:04,086 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:24:04,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:24:04,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:24:04,091 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:24:04,092 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:24:04,096 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:24:04,097 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:24:04,097 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:24:04,098 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:24:04,099 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:24:04,100 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:24:04,101 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:24:04,102 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:24:04,103 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:24:04,104 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:24:04,106 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:24:04,106 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:24:04,107 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:24:04,108 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:24:04,108 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:24:04,109 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:24:04,110 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:24:04,111 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 09:24:04,138 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:24:04,138 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:24:04,139 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:24:04,139 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:24:04,140 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:24:04,140 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:24:04,140 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:24:04,141 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:24:04,141 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:24:04,141 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:24:04,141 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:24:04,142 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:24:04,142 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:24:04,142 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:24:04,142 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:24:04,143 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:24:04,143 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:24:04,143 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:24:04,143 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:24:04,144 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:24:04,144 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:24:04,144 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:24:04,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:24:04,145 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:24:04,145 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:24:04,145 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:24:04,145 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:24:04,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:24:04,146 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:24:04,146 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:24:04,146 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:24:04,147 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:24:04,147 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_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5da2633a98a8c063206d3de9ed1a2ca83179e4ae1554db6a2d5f4c67dd322fa5 [2021-10-28 09:24:04,382 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:24:04,409 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:24:04,411 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:24:04,413 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:24:04,414 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:24:04,415 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/float-newlib/float_req_bl_0680b.c [2021-10-28 09:24:04,490 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/data/e0e414e45/696547ef1a9a44afbf67ded5682129e1/FLAGdfb79f7b2 [2021-10-28 09:24:05,016 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:24:05,016 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/sv-benchmarks/c/float-newlib/float_req_bl_0680b.c [2021-10-28 09:24:05,024 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/data/e0e414e45/696547ef1a9a44afbf67ded5682129e1/FLAGdfb79f7b2 [2021-10-28 09:24:05,362 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/data/e0e414e45/696547ef1a9a44afbf67ded5682129e1 [2021-10-28 09:24:05,365 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:24:05,366 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:24:05,368 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:24:05,368 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:24:05,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:24:05,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:24:05" (1/1) ... [2021-10-28 09:24:05,373 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9e37fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:24:05, skipping insertion in model container [2021-10-28 09:24:05,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:24:05" (1/1) ... [2021-10-28 09:24:05,381 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:24:05,406 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:24:05,638 WARN L228 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_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/sv-benchmarks/c/float-newlib/float_req_bl_0680b.c[5223,5236] [2021-10-28 09:24:05,641 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:24:05,652 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:24:05,705 WARN L228 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_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/sv-benchmarks/c/float-newlib/float_req_bl_0680b.c[5223,5236] [2021-10-28 09:24:05,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:24:05,726 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:24:05,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:24:05 WrapperNode [2021-10-28 09:24:05,727 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:24:05,728 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:24:05,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:24:05,728 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:24:05,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:24:05" (1/1) ... [2021-10-28 09:24:05,750 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:24:05" (1/1) ... [2021-10-28 09:24:05,802 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:24:05,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:24:05,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:24:05,803 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:24:05,811 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:24:05" (1/1) ... [2021-10-28 09:24:05,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:24:05" (1/1) ... [2021-10-28 09:24:05,818 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:24:05" (1/1) ... [2021-10-28 09:24:05,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:24:05" (1/1) ... [2021-10-28 09:24:05,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:24:05" (1/1) ... [2021-10-28 09:24:05,856 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:24:05" (1/1) ... [2021-10-28 09:24:05,876 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:24:05" (1/1) ... [2021-10-28 09:24:05,882 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:24:05,883 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:24:05,883 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:24:05,883 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:24:05,891 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:24:05" (1/1) ... [2021-10-28 09:24:05,898 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:24:05,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:24:05,921 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:24:05,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:24:05,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:24:05,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:24:05,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-10-28 09:24:05,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 09:24:05,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-10-28 09:24:05,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:24:05,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:24:05,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 09:24:05,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-10-28 09:24:05,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 09:24:06,586 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:24:06,586 INFO L299 CfgBuilder]: Removed 40 assume(true) statements. [2021-10-28 09:24:06,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:24:06 BoogieIcfgContainer [2021-10-28 09:24:06,588 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:24:06,610 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 09:24:06,611 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 09:24:06,613 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 09:24:06,613 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:24:05" (1/3) ... [2021-10-28 09:24:06,614 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f9c1a85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:24:06, skipping insertion in model container [2021-10-28 09:24:06,614 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:24:05" (2/3) ... [2021-10-28 09:24:06,615 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f9c1a85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:24:06, skipping insertion in model container [2021-10-28 09:24:06,615 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:24:06" (3/3) ... [2021-10-28 09:24:06,616 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0680b.c [2021-10-28 09:24:06,622 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 09:24:06,622 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-28 09:24:06,675 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 09:24:06,682 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 [2021-10-28 09:24:06,682 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-28 09:24:06,701 INFO L276 IsEmpty]: Start isEmpty. Operand has 109 states, 107 states have (on average 1.7009345794392523) internal successors, (182), 108 states have internal predecessors, (182), 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) [2021-10-28 09:24:06,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-28 09:24:06,706 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:24:06,707 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:24:06,708 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:24:06,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:24:06,714 INFO L85 PathProgramCache]: Analyzing trace with hash 1264035265, now seen corresponding path program 1 times [2021-10-28 09:24:06,723 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:24:06,724 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031958504] [2021-10-28 09:24:06,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:24:06,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:24:06,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:24:06,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:24:06,900 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:24:06,901 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031958504] [2021-10-28 09:24:06,902 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031958504] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:24:06,902 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:24:06,902 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:24:06,904 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908176682] [2021-10-28 09:24:06,909 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 09:24:06,910 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:24:06,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 09:24:06,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:24:06,927 INFO L87 Difference]: Start difference. First operand has 109 states, 107 states have (on average 1.7009345794392523) internal successors, (182), 108 states have internal predecessors, (182), 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) 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) [2021-10-28 09:24:06,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:24:06,957 INFO L93 Difference]: Finished difference Result 216 states and 362 transitions. [2021-10-28 09:24:06,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 09:24:06,958 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 [2021-10-28 09:24:06,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:24:06,969 INFO L225 Difference]: With dead ends: 216 [2021-10-28 09:24:06,970 INFO L226 Difference]: Without dead ends: 106 [2021-10-28 09:24:06,972 INFO L786 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 [2021-10-28 09:24:06,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2021-10-28 09:24:07,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2021-10-28 09:24:07,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 105 states have (on average 1.4666666666666666) internal successors, (154), 105 states have internal predecessors, (154), 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) [2021-10-28 09:24:07,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 154 transitions. [2021-10-28 09:24:07,011 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 154 transitions. Word has length 10 [2021-10-28 09:24:07,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:24:07,011 INFO L470 AbstractCegarLoop]: Abstraction has 106 states and 154 transitions. [2021-10-28 09:24:07,012 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) [2021-10-28 09:24:07,012 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 154 transitions. [2021-10-28 09:24:07,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-28 09:24:07,013 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:24:07,013 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:24:07,013 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 09:24:07,014 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:24:07,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:24:07,015 INFO L85 PathProgramCache]: Analyzing trace with hash -925353302, now seen corresponding path program 1 times [2021-10-28 09:24:07,015 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:24:07,015 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345153893] [2021-10-28 09:24:07,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:24:07,016 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:24:07,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:24:07,095 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:24:07,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:24:07,259 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:24:07,259 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-10-28 09:24:07,261 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:24:07,265 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 09:24:07,270 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1] [2021-10-28 09:24:07,273 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 09:24:07,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:24:07 BoogieIcfgContainer [2021-10-28 09:24:07,312 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 09:24:07,313 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:24:07,313 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:24:07,314 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:24:07,314 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:24:06" (3/4) ... [2021-10-28 09:24:07,322 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 09:24:07,323 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:24:07,325 INFO L168 Benchmark]: Toolchain (without parser) took 1957.73 ms. Allocated memory was 107.0 MB in the beginning and 130.0 MB in the end (delta: 23.1 MB). Free memory was 77.0 MB in the beginning and 103.1 MB in the end (delta: -26.0 MB). Peak memory consumption was 37.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:24:07,326 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 107.0 MB. Free memory is still 60.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:24:07,335 INFO L168 Benchmark]: CACSL2BoogieTranslator took 359.42 ms. Allocated memory is still 107.0 MB. Free memory was 76.8 MB in the beginning and 77.9 MB in the end (delta: -1.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:24:07,336 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.32 ms. Allocated memory is still 107.0 MB. Free memory was 77.9 MB in the beginning and 74.5 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:24:07,337 INFO L168 Benchmark]: Boogie Preprocessor took 79.37 ms. Allocated memory is still 107.0 MB. Free memory was 74.5 MB in the beginning and 71.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:24:07,338 INFO L168 Benchmark]: RCFGBuilder took 705.72 ms. Allocated memory was 107.0 MB in the beginning and 130.0 MB in the end (delta: 23.1 MB). Free memory was 71.7 MB in the beginning and 99.0 MB in the end (delta: -27.3 MB). Peak memory consumption was 27.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:24:07,338 INFO L168 Benchmark]: TraceAbstraction took 701.95 ms. Allocated memory is still 130.0 MB. Free memory was 98.3 MB in the beginning and 64.8 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:24:07,339 INFO L168 Benchmark]: Witness Printer took 9.75 ms. Allocated memory is still 130.0 MB. Free memory was 64.6 MB in the beginning and 103.1 MB in the end (delta: -38.5 MB). Peak memory consumption was 2.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:24:07,344 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 107.0 MB. Free memory is still 60.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 359.42 ms. Allocated memory is still 107.0 MB. Free memory was 76.8 MB in the beginning and 77.9 MB in the end (delta: -1.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 74.32 ms. Allocated memory is still 107.0 MB. Free memory was 77.9 MB in the beginning and 74.5 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 79.37 ms. Allocated memory is still 107.0 MB. Free memory was 74.5 MB in the beginning and 71.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 705.72 ms. Allocated memory was 107.0 MB in the beginning and 130.0 MB in the end (delta: 23.1 MB). Free memory was 71.7 MB in the beginning and 99.0 MB in the end (delta: -27.3 MB). Peak memory consumption was 27.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 701.95 ms. Allocated memory is still 130.0 MB. Free memory was 98.3 MB in the beginning and 64.8 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. * Witness Printer took 9.75 ms. Allocated memory is still 130.0 MB. Free memory was 64.6 MB in the beginning and 103.1 MB in the end (delta: -38.5 MB). Peak memory consumption was 2.4 MB. Max. memory is 16.1 GB. * 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: 230]: 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 229, overapproximation of someUnaryDOUBLEoperation at line 44, overapproximation of bitwiseAnd at line 135, overapproximation of someUnaryFLOAToperation at line 223, overapproximation of someBinaryArithmeticFLOAToperation at line 137. Possible FailurePath: [L29-L34] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L36-L41] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L43-L47] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L49-L51] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L117-L118] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; VAL [aT_atan={6:0}, atanhi_atan={9:0}, atanlo_atan={7:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L223] float x = -0.0f; [L224] float y = -0.0f; [L121] float z; [L122] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={6:0}, atanhi_atan={9:0}, atanlo_atan={7:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L125] ieee_float_shape_type gf_u; [L126] gf_u.value = (x) [L127] EXPR gf_u.word [L127] (hx) = gf_u.word [L129] ix = hx & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={9:0}, atanlo_atan={7:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L131] ieee_float_shape_type gf_u; [L132] gf_u.value = (y) [L133] EXPR gf_u.word [L133] (hy) = gf_u.word [L135] iy = hy & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={9:0}, atanlo_atan={7:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L136] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L137] return x + y; VAL [aT_atan={6:0}, atanhi_atan={9:0}, atanlo_atan={7:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L226] float res = __ieee754_atan2f(y, x); [L229] COND TRUE res != -pi VAL [aT_atan={6:0}, atanhi_atan={9:0}, atanlo_atan={7:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L230] reach_error() VAL [aT_atan={6:0}, atanhi_atan={9:0}, atanlo_atan={7:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 109 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 157 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, 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=109occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 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 [2021-10-28 09:24:07,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:24:09,984 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:24:09,988 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:24:10,046 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:24:10,046 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:24:10,051 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:24:10,053 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:24:10,060 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:24:10,064 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:24:10,072 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:24:10,074 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:24:10,076 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:24:10,076 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:24:10,080 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:24:10,083 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:24:10,089 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:24:10,092 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:24:10,093 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:24:10,103 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:24:10,111 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:24:10,114 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:24:10,116 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:24:10,120 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:24:10,121 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:24:10,133 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:24:10,134 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:24:10,134 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:24:10,136 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:24:10,137 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:24:10,139 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:24:10,139 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:24:10,140 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:24:10,143 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:24:10,144 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:24:10,146 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:24:10,146 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:24:10,147 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:24:10,148 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:24:10,148 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:24:10,150 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:24:10,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:24:10,157 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-10-28 09:24:10,205 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:24:10,206 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:24:10,207 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:24:10,207 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:24:10,209 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:24:10,210 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:24:10,210 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:24:10,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:24:10,210 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:24:10,211 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:24:10,212 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:24:10,212 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:24:10,213 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:24:10,213 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:24:10,213 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 09:24:10,214 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 09:24:10,214 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:24:10,214 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:24:10,214 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:24:10,215 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:24:10,215 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:24:10,215 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:24:10,215 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:24:10,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:24:10,216 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:24:10,216 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:24:10,217 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:24:10,217 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 09:24:10,217 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 09:24:10,218 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:24:10,218 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:24:10,218 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:24:10,219 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:24:10,219 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 09:24:10,219 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_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5da2633a98a8c063206d3de9ed1a2ca83179e4ae1554db6a2d5f4c67dd322fa5 [2021-10-28 09:24:10,708 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:24:10,729 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:24:10,732 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:24:10,733 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:24:10,734 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:24:10,735 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/float-newlib/float_req_bl_0680b.c [2021-10-28 09:24:10,800 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/data/63e37d3ce/4723e37ce77245448ec95c897cd1df84/FLAG8cf0c74e1 [2021-10-28 09:24:11,501 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:24:11,505 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/sv-benchmarks/c/float-newlib/float_req_bl_0680b.c [2021-10-28 09:24:11,515 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/data/63e37d3ce/4723e37ce77245448ec95c897cd1df84/FLAG8cf0c74e1 [2021-10-28 09:24:11,820 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/data/63e37d3ce/4723e37ce77245448ec95c897cd1df84 [2021-10-28 09:24:11,823 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:24:11,824 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:24:11,826 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:24:11,826 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:24:11,829 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:24:11,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:24:11" (1/1) ... [2021-10-28 09:24:11,831 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bfb0bf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:24:11, skipping insertion in model container [2021-10-28 09:24:11,831 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:24:11" (1/1) ... [2021-10-28 09:24:11,838 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:24:11,864 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:24:12,125 WARN L228 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_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/sv-benchmarks/c/float-newlib/float_req_bl_0680b.c[5223,5236] [2021-10-28 09:24:12,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:24:12,173 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:24:12,269 WARN L228 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_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/sv-benchmarks/c/float-newlib/float_req_bl_0680b.c[5223,5236] [2021-10-28 09:24:12,270 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:24:12,294 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:24:12,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:24:12 WrapperNode [2021-10-28 09:24:12,295 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:24:12,296 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:24:12,296 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:24:12,297 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:24:12,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:24:12" (1/1) ... [2021-10-28 09:24:12,322 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:24:12" (1/1) ... [2021-10-28 09:24:12,375 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:24:12,388 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:24:12,388 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:24:12,389 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:24:12,398 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:24:12" (1/1) ... [2021-10-28 09:24:12,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:24:12" (1/1) ... [2021-10-28 09:24:12,427 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:24:12" (1/1) ... [2021-10-28 09:24:12,427 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:24:12" (1/1) ... [2021-10-28 09:24:12,454 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:24:12" (1/1) ... [2021-10-28 09:24:12,464 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:24:12" (1/1) ... [2021-10-28 09:24:12,468 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:24:12" (1/1) ... [2021-10-28 09:24:12,475 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:24:12,476 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:24:12,476 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:24:12,477 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:24:12,478 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:24:12" (1/1) ... [2021-10-28 09:24:12,486 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:24:12,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:24:12,515 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:24:12,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:24:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-10-28 09:24:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-28 09:24:12,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:24:12,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-10-28 09:24:12,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-28 09:24:12,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:24:12,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:24:12,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2021-10-28 09:24:12,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-28 09:24:12,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 09:24:33,685 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:24:33,686 INFO L299 CfgBuilder]: Removed 40 assume(true) statements. [2021-10-28 09:24:33,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:24:33 BoogieIcfgContainer [2021-10-28 09:24:33,689 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:24:33,691 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 09:24:33,691 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 09:24:33,695 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 09:24:33,695 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:24:11" (1/3) ... [2021-10-28 09:24:33,696 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e81f9b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:24:33, skipping insertion in model container [2021-10-28 09:24:33,697 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:24:12" (2/3) ... [2021-10-28 09:24:33,697 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e81f9b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:24:33, skipping insertion in model container [2021-10-28 09:24:33,697 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:24:33" (3/3) ... [2021-10-28 09:24:33,699 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0680b.c [2021-10-28 09:24:33,706 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 09:24:33,706 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-28 09:24:33,761 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 09:24:33,767 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 [2021-10-28 09:24:33,768 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-28 09:24:33,786 INFO L276 IsEmpty]: Start isEmpty. Operand has 109 states, 107 states have (on average 1.7009345794392523) internal successors, (182), 108 states have internal predecessors, (182), 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) [2021-10-28 09:24:33,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-28 09:24:33,792 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:24:33,792 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:24:33,793 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:24:33,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:24:33,800 INFO L85 PathProgramCache]: Analyzing trace with hash 1264035265, now seen corresponding path program 1 times [2021-10-28 09:24:33,814 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 09:24:33,815 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1876913620] [2021-10-28 09:24:33,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:24:33,816 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 09:24:33,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat [2021-10-28 09:24:33,820 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 09:24:33,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-28 09:24:34,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:24:34,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-28 09:24:34,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:24:34,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:24:34,980 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 09:24:35,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:24:35,119 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 09:24:35,120 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1876913620] [2021-10-28 09:24:35,120 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1876913620] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 09:24:35,120 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:24:35,121 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-28 09:24:35,122 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278814849] [2021-10-28 09:24:35,126 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 09:24:35,126 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 09:24:35,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 09:24:35,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:24:35,146 INFO L87 Difference]: Start difference. First operand has 109 states, 107 states have (on average 1.7009345794392523) internal successors, (182), 108 states have internal predecessors, (182), 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) 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) [2021-10-28 09:24:35,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:24:35,173 INFO L93 Difference]: Finished difference Result 216 states and 362 transitions. [2021-10-28 09:24:35,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 09:24:35,175 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 [2021-10-28 09:24:35,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:24:35,186 INFO L225 Difference]: With dead ends: 216 [2021-10-28 09:24:35,186 INFO L226 Difference]: Without dead ends: 106 [2021-10-28 09:24:35,190 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:24:35,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2021-10-28 09:24:35,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2021-10-28 09:24:35,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 105 states have (on average 1.4666666666666666) internal successors, (154), 105 states have internal predecessors, (154), 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) [2021-10-28 09:24:35,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 154 transitions. [2021-10-28 09:24:35,231 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 154 transitions. Word has length 10 [2021-10-28 09:24:35,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:24:35,232 INFO L470 AbstractCegarLoop]: Abstraction has 106 states and 154 transitions. [2021-10-28 09:24:35,232 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) [2021-10-28 09:24:35,232 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 154 transitions. [2021-10-28 09:24:35,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-28 09:24:35,233 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:24:35,233 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:24:35,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-28 09:24:35,435 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 [2021-10-28 09:24:35,436 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:24:35,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:24:35,437 INFO L85 PathProgramCache]: Analyzing trace with hash -925353302, now seen corresponding path program 1 times [2021-10-28 09:24:35,438 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 09:24:35,438 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [254274383] [2021-10-28 09:24:35,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:24:35,439 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 09:24:35,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat [2021-10-28 09:24:35,440 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 09:24:35,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-28 09:24:36,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:24:36,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-28 09:24:36,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:24:36,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 25 [2021-10-28 09:24:37,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-10-28 09:24:37,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:24:37,803 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 09:24:39,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:24:39,668 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 09:24:39,669 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [254274383] [2021-10-28 09:24:39,669 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [254274383] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 09:24:39,669 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:24:39,669 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2021-10-28 09:24:39,670 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329791345] [2021-10-28 09:24:39,671 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-28 09:24:39,671 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 09:24:39,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-28 09:24:39,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-10-28 09:24:39,673 INFO L87 Difference]: Start difference. First operand 106 states and 154 transitions. Second operand has 12 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 12 states have internal predecessors, (20), 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) [2021-10-28 09:24:40,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:24:40,906 INFO L93 Difference]: Finished difference Result 113 states and 162 transitions. [2021-10-28 09:24:40,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 09:24:40,912 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 12 states have internal predecessors, (20), 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 12 [2021-10-28 09:24:40,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:24:40,913 INFO L225 Difference]: With dead ends: 113 [2021-10-28 09:24:40,913 INFO L226 Difference]: Without dead ends: 24 [2021-10-28 09:24:40,914 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2021-10-28 09:24:40,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2021-10-28 09:24:40,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2021-10-28 09:24:40,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 23 states have (on average 1.173913043478261) internal successors, (27), 23 states have internal predecessors, (27), 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) [2021-10-28 09:24:40,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 27 transitions. [2021-10-28 09:24:40,919 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 27 transitions. Word has length 12 [2021-10-28 09:24:40,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:24:40,920 INFO L470 AbstractCegarLoop]: Abstraction has 24 states and 27 transitions. [2021-10-28 09:24:40,920 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 12 states have internal predecessors, (20), 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) [2021-10-28 09:24:40,921 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2021-10-28 09:24:40,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-28 09:24:40,922 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:24:40,922 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:24:40,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-28 09:24:41,126 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 [2021-10-28 09:24:41,126 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:24:41,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:24:41,127 INFO L85 PathProgramCache]: Analyzing trace with hash 851663127, now seen corresponding path program 1 times [2021-10-28 09:24:41,128 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 09:24:41,128 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1754851088] [2021-10-28 09:24:41,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:24:41,129 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 09:24:41,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat [2021-10-28 09:24:41,131 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 09:24:41,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-28 09:24:42,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:24:42,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-28 09:24:42,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:24:42,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:24:42,816 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 09:24:43,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:24:43,597 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 09:24:43,597 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1754851088] [2021-10-28 09:24:43,597 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1754851088] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 09:24:43,597 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:24:43,598 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 9 [2021-10-28 09:24:43,598 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355153059] [2021-10-28 09:24:43,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-28 09:24:43,599 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 09:24:43,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-28 09:24:43,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-10-28 09:24:43,601 INFO L87 Difference]: Start difference. First operand 24 states and 27 transitions. Second operand has 9 states, 9 states have (on average 3.0) internal successors, (27), 9 states have internal predecessors, (27), 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) [2021-10-28 09:24:44,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:24:44,182 INFO L93 Difference]: Finished difference Result 36 states and 41 transitions. [2021-10-28 09:24:44,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:24:44,183 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 3.0) internal successors, (27), 9 states have internal predecessors, (27), 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 17 [2021-10-28 09:24:44,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:24:44,184 INFO L225 Difference]: With dead ends: 36 [2021-10-28 09:24:44,184 INFO L226 Difference]: Without dead ends: 24 [2021-10-28 09:24:44,185 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2021-10-28 09:24:44,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2021-10-28 09:24:44,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2021-10-28 09:24:44,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 23 states have (on average 1.0869565217391304) internal successors, (25), 23 states have internal predecessors, (25), 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) [2021-10-28 09:24:44,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2021-10-28 09:24:44,189 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 17 [2021-10-28 09:24:44,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:24:44,190 INFO L470 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2021-10-28 09:24:44,190 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.0) internal successors, (27), 9 states have internal predecessors, (27), 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) [2021-10-28 09:24:44,191 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2021-10-28 09:24:44,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-28 09:24:44,191 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:24:44,192 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:24:44,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-10-28 09:24:44,410 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 [2021-10-28 09:24:44,410 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:24:44,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:24:44,411 INFO L85 PathProgramCache]: Analyzing trace with hash -1894733472, now seen corresponding path program 1 times [2021-10-28 09:24:44,412 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 09:24:44,412 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1443883220] [2021-10-28 09:24:44,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:24:44,412 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 09:24:44,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat [2021-10-28 09:24:44,414 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 09:24:44,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-28 09:24:45,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:24:45,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 17 conjunts are in the unsatisfiable core [2021-10-28 09:24:45,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:24:45,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 25 [2021-10-28 09:24:46,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 14 [2021-10-28 09:24:47,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:24:47,595 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 09:24:50,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:24:50,676 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 09:24:50,677 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1443883220] [2021-10-28 09:24:50,677 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1443883220] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 09:24:50,677 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:24:50,677 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 9] imperfect sequences [] total 14 [2021-10-28 09:24:50,678 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366381404] [2021-10-28 09:24:50,678 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-10-28 09:24:50,678 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 09:24:50,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-10-28 09:24:50,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2021-10-28 09:24:50,680 INFO L87 Difference]: Start difference. First operand 24 states and 25 transitions. Second operand has 14 states, 14 states have (on average 2.2142857142857144) internal successors, (31), 14 states have internal predecessors, (31), 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) [2021-10-28 09:24:51,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:24:51,934 INFO L93 Difference]: Finished difference Result 28 states and 28 transitions. [2021-10-28 09:24:51,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 09:24:51,939 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 2.2142857142857144) internal successors, (31), 14 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-28 09:24:51,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:24:51,939 INFO L225 Difference]: With dead ends: 28 [2021-10-28 09:24:51,940 INFO L226 Difference]: Without dead ends: 24 [2021-10-28 09:24:51,940 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 21 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=81, Invalid=225, Unknown=0, NotChecked=0, Total=306 [2021-10-28 09:24:51,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2021-10-28 09:24:51,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2021-10-28 09:24:51,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 23 states have (on average 1.0434782608695652) internal successors, (24), 23 states have internal predecessors, (24), 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) [2021-10-28 09:24:51,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 24 transitions. [2021-10-28 09:24:51,944 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 24 transitions. Word has length 18 [2021-10-28 09:24:51,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:24:51,945 INFO L470 AbstractCegarLoop]: Abstraction has 24 states and 24 transitions. [2021-10-28 09:24:51,945 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 2.2142857142857144) internal successors, (31), 14 states have internal predecessors, (31), 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) [2021-10-28 09:24:51,945 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2021-10-28 09:24:51,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-28 09:24:51,946 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:24:51,947 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:24:51,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-28 09:24:52,150 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 [2021-10-28 09:24:52,150 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:24:52,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:24:52,151 INFO L85 PathProgramCache]: Analyzing trace with hash 1386426768, now seen corresponding path program 1 times [2021-10-28 09:24:52,151 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 09:24:52,152 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [848782730] [2021-10-28 09:24:52,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:24:52,152 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 09:24:52,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat [2021-10-28 09:24:52,153 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 09:24:52,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-28 09:24:53,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:24:53,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-28 09:24:53,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:24:54,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:24:54,762 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 09:24:57,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:24:57,212 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 09:24:57,212 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [848782730] [2021-10-28 09:24:57,212 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [848782730] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 09:24:57,212 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:24:57,213 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2021-10-28 09:24:57,213 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715329558] [2021-10-28 09:24:57,214 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 09:24:57,214 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 09:24:57,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 09:24:57,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:24:57,215 INFO L87 Difference]: Start difference. First operand 24 states and 24 transitions. Second operand has 8 states, 8 states have (on average 4.625) internal successors, (37), 7 states have internal predecessors, (37), 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) [2021-10-28 09:24:58,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:24:58,839 INFO L93 Difference]: Finished difference Result 28 states and 27 transitions. [2021-10-28 09:24:58,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:24:58,841 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.625) internal successors, (37), 7 states have internal predecessors, (37), 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 19 [2021-10-28 09:24:58,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:24:58,841 INFO L225 Difference]: With dead ends: 28 [2021-10-28 09:24:58,841 INFO L226 Difference]: Without dead ends: 24 [2021-10-28 09:24:58,842 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-10-28 09:24:58,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2021-10-28 09:24:58,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2021-10-28 09:24:58,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 23 states have (on average 1.0) internal successors, (23), 23 states have internal predecessors, (23), 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) [2021-10-28 09:24:58,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 23 transitions. [2021-10-28 09:24:58,848 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 23 transitions. Word has length 19 [2021-10-28 09:24:58,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:24:58,848 INFO L470 AbstractCegarLoop]: Abstraction has 24 states and 23 transitions. [2021-10-28 09:24:58,848 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.625) internal successors, (37), 7 states have internal predecessors, (37), 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) [2021-10-28 09:24:58,849 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 23 transitions. [2021-10-28 09:24:58,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-28 09:24:58,850 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:24:58,853 INFO L513 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] [2021-10-28 09:24:58,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-28 09:24:59,075 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 [2021-10-28 09:24:59,075 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:24:59,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:24:59,076 INFO L85 PathProgramCache]: Analyzing trace with hash -984474140, now seen corresponding path program 1 times [2021-10-28 09:24:59,077 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 09:24:59,077 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1880958921] [2021-10-28 09:24:59,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:24:59,077 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 09:24:59,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat [2021-10-28 09:24:59,080 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 09:24:59,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-28 09:25:00,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:25:00,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-28 09:25:00,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:25:00,388 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 25 [2021-10-28 09:25:00,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 14 [2021-10-28 09:25:01,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:25:01,846 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 09:25:02,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:25:02,927 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 09:25:02,927 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1880958921] [2021-10-28 09:25:02,928 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1880958921] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 09:25:02,928 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:25:02,928 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 11 [2021-10-28 09:25:02,928 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871985255] [2021-10-28 09:25:02,929 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-28 09:25:02,929 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 09:25:02,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-28 09:25:02,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-10-28 09:25:02,930 INFO L87 Difference]: Start difference. First operand 24 states and 23 transitions. Second operand has 11 states, 11 states have (on average 3.3636363636363638) internal successors, (37), 11 states have internal predecessors, (37), 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) [2021-10-28 09:25:03,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:25:03,831 INFO L93 Difference]: Finished difference Result 24 states and 23 transitions. [2021-10-28 09:25:03,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 09:25:03,832 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 3.3636363636363638) internal successors, (37), 11 states have internal predecessors, (37), 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 23 [2021-10-28 09:25:03,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:25:03,832 INFO L225 Difference]: With dead ends: 24 [2021-10-28 09:25:03,832 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 09:25:03,833 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2021-10-28 09:25:03,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 09:25:03,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 09:25:03,834 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) [2021-10-28 09:25:03,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 09:25:03,834 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2021-10-28 09:25:03,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:25:03,835 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:25:03,835 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 3.3636363636363638) internal successors, (37), 11 states have internal predecessors, (37), 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) [2021-10-28 09:25:03,836 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 09:25:03,836 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 09:25:03,839 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:25:03,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-28 09:25:04,048 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 [2021-10-28 09:25:04,054 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 09:25:04,057 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:25:04,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:25:04,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:25:04,083 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:25:04,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:25:04,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:25:04,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:25:04,086 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:25:04,101 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:25:04,102 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:25:04,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:25:04,104 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:25:04,108 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:25:04,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:25:04,122 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:25:05,136 INFO L857 garLoopResultBuilder]: For program point L184(line 184) no Hoare annotation was computed. [2021-10-28 09:25:05,136 INFO L857 garLoopResultBuilder]: For program point L184-2(line 184) no Hoare annotation was computed. [2021-10-28 09:25:05,137 INFO L860 garLoopResultBuilder]: At program point L234(lines 216 235) the Hoare annotation is: true [2021-10-28 09:25:05,137 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 09:25:05,137 INFO L857 garLoopResultBuilder]: For program point L136(lines 136 137) no Hoare annotation was computed. [2021-10-28 09:25:05,138 INFO L853 garLoopResultBuilder]: At program point L120(lines 120 215) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) .cse0) (= ~tiny_atan2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0)))) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32)) (ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (let ((.cse1 (fp.neg (_ +zero 8 24)))) (and (= ULTIMATE.start___ieee754_atan2f_~m~0 (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32))))) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) .cse1) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) .cse1)))) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hy~0) ULTIMATE.start___ieee754_atan2f_~iy~0) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (fp.neg (_ +zero 8 24))))) (= ULTIMATE.start___ieee754_atan2f_~x .cse0) (= (fp.sub roundNearestTiesToEven (fp.neg ~pi~0) ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0)))) |ULTIMATE.start___ieee754_atan2f_#res|) (= ULTIMATE.start___ieee754_atan2f_~y .cse0) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0))) ~pi~0) (exists ((|v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5| (_ BitVec 32))) (let ((.cse2 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2)) (fp.neg (_ +zero 8 24))) (= (bvand (_ bv2147483647 32) .cse2) ULTIMATE.start___ieee754_atan2f_~ix~2)))) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) .cse0) (= currentRoundingMode roundNearestTiesToEven))) [2021-10-28 09:25:05,138 INFO L857 garLoopResultBuilder]: For program point L21(lines 21 25) no Hoare annotation was computed. [2021-10-28 09:25:05,138 INFO L857 garLoopResultBuilder]: For program point L21-1(lines 14 27) no Hoare annotation was computed. [2021-10-28 09:25:05,138 INFO L857 garLoopResultBuilder]: For program point L21-2(lines 21 25) no Hoare annotation was computed. [2021-10-28 09:25:05,138 INFO L857 garLoopResultBuilder]: For program point L21-3(lines 21 25) no Hoare annotation was computed. [2021-10-28 09:25:05,139 INFO L857 garLoopResultBuilder]: For program point L21-4(lines 14 27) no Hoare annotation was computed. [2021-10-28 09:25:05,139 INFO L857 garLoopResultBuilder]: For program point L21-5(lines 21 25) no Hoare annotation was computed. [2021-10-28 09:25:05,139 INFO L857 garLoopResultBuilder]: For program point L21-6(lines 21 25) no Hoare annotation was computed. [2021-10-28 09:25:05,139 INFO L857 garLoopResultBuilder]: For program point L21-7(lines 14 27) no Hoare annotation was computed. [2021-10-28 09:25:05,139 INFO L857 garLoopResultBuilder]: For program point L21-8(lines 21 25) no Hoare annotation was computed. [2021-10-28 09:25:05,139 INFO L857 garLoopResultBuilder]: For program point L203(lines 203 207) no Hoare annotation was computed. [2021-10-28 09:25:05,140 INFO L857 garLoopResultBuilder]: For program point L170(lines 170 179) no Hoare annotation was computed. [2021-10-28 09:25:05,140 INFO L857 garLoopResultBuilder]: For program point L203-1(lines 196 208) no Hoare annotation was computed. [2021-10-28 09:25:05,140 INFO L857 garLoopResultBuilder]: For program point L203-2(lines 203 207) no Hoare annotation was computed. [2021-10-28 09:25:05,140 INFO L857 garLoopResultBuilder]: For program point L71(lines 71 96) no Hoare annotation was computed. [2021-10-28 09:25:05,141 INFO L857 garLoopResultBuilder]: For program point L71-2(lines 71 96) no Hoare annotation was computed. [2021-10-28 09:25:05,141 INFO L857 garLoopResultBuilder]: For program point L187(lines 187 192) no Hoare annotation was computed. [2021-10-28 09:25:05,141 INFO L857 garLoopResultBuilder]: For program point L88(lines 88 94) no Hoare annotation was computed. [2021-10-28 09:25:05,141 INFO L857 garLoopResultBuilder]: For program point L88-2(lines 71 96) no Hoare annotation was computed. [2021-10-28 09:25:05,141 INFO L857 garLoopResultBuilder]: For program point L88-3(lines 88 94) no Hoare annotation was computed. [2021-10-28 09:25:05,142 INFO L857 garLoopResultBuilder]: For program point L88-5(lines 71 96) no Hoare annotation was computed. [2021-10-28 09:25:05,142 INFO L857 garLoopResultBuilder]: For program point L171(line 171) no Hoare annotation was computed. [2021-10-28 09:25:05,142 INFO L857 garLoopResultBuilder]: For program point L138(lines 138 139) no Hoare annotation was computed. [2021-10-28 09:25:05,142 INFO L857 garLoopResultBuilder]: For program point L72(lines 72 75) no Hoare annotation was computed. [2021-10-28 09:25:05,143 INFO L857 garLoopResultBuilder]: For program point L72-2(lines 72 75) no Hoare annotation was computed. [2021-10-28 09:25:05,143 INFO L857 garLoopResultBuilder]: For program point L72-3(lines 72 75) no Hoare annotation was computed. [2021-10-28 09:25:05,143 INFO L857 garLoopResultBuilder]: For program point L72-5(lines 72 75) no Hoare annotation was computed. [2021-10-28 09:25:05,143 INFO L857 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2021-10-28 09:25:05,144 INFO L857 garLoopResultBuilder]: For program point L155-2(line 155) no Hoare annotation was computed. [2021-10-28 09:25:05,144 INFO L857 garLoopResultBuilder]: For program point L73(lines 73 74) no Hoare annotation was computed. [2021-10-28 09:25:05,144 INFO L857 garLoopResultBuilder]: For program point L73-1(lines 73 74) no Hoare annotation was computed. [2021-10-28 09:25:05,144 INFO L857 garLoopResultBuilder]: For program point L189(lines 189 192) no Hoare annotation was computed. [2021-10-28 09:25:05,145 INFO L857 garLoopResultBuilder]: For program point L189-2(lines 187 192) no Hoare annotation was computed. [2021-10-28 09:25:05,145 INFO L857 garLoopResultBuilder]: For program point L57-1(lines 57 61) no Hoare annotation was computed. [2021-10-28 09:25:05,145 INFO L853 garLoopResultBuilder]: At program point L57-2(lines 57 61) the Hoare annotation is: false [2021-10-28 09:25:05,145 INFO L857 garLoopResultBuilder]: For program point L57-3(lines 57 61) no Hoare annotation was computed. [2021-10-28 09:25:05,145 INFO L857 garLoopResultBuilder]: For program point L57-5(lines 57 61) no Hoare annotation was computed. [2021-10-28 09:25:05,146 INFO L853 garLoopResultBuilder]: At program point L57-6(lines 57 61) the Hoare annotation is: false [2021-10-28 09:25:05,146 INFO L857 garLoopResultBuilder]: For program point L57-7(lines 57 61) no Hoare annotation was computed. [2021-10-28 09:25:05,146 INFO L857 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2021-10-28 09:25:05,146 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 09:25:05,147 INFO L857 garLoopResultBuilder]: For program point L157(lines 157 181) no Hoare annotation was computed. [2021-10-28 09:25:05,147 INFO L857 garLoopResultBuilder]: For program point L157-1(lines 120 215) no Hoare annotation was computed. [2021-10-28 09:25:05,147 INFO L857 garLoopResultBuilder]: For program point L124-1(lines 124 128) no Hoare annotation was computed. [2021-10-28 09:25:05,147 INFO L853 garLoopResultBuilder]: At program point L124-2(lines 124 128) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= ~tiny_atan2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0)))) (= ULTIMATE.start___ieee754_atan2f_~x .cse0) (= ULTIMATE.start___ieee754_atan2f_~y .cse0) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0))) ~pi~0) (= currentRoundingMode roundNearestTiesToEven))) [2021-10-28 09:25:05,148 INFO L857 garLoopResultBuilder]: For program point L124-3(lines 124 128) no Hoare annotation was computed. [2021-10-28 09:25:05,148 INFO L857 garLoopResultBuilder]: For program point L158(lines 158 180) no Hoare annotation was computed. [2021-10-28 09:25:05,148 INFO L853 garLoopResultBuilder]: At program point L26(lines 14 27) the Hoare annotation is: false [2021-10-28 09:25:05,148 INFO L853 garLoopResultBuilder]: At program point L26-1(lines 14 27) the Hoare annotation is: false [2021-10-28 09:25:05,148 INFO L853 garLoopResultBuilder]: At program point L26-2(lines 14 27) the Hoare annotation is: false [2021-10-28 09:25:05,149 INFO L857 garLoopResultBuilder]: For program point L175(line 175) no Hoare annotation was computed. [2021-10-28 09:25:05,149 INFO L857 garLoopResultBuilder]: For program point L142(lines 142 152) no Hoare annotation was computed. [2021-10-28 09:25:05,149 INFO L857 garLoopResultBuilder]: For program point L109(lines 109 114) no Hoare annotation was computed. [2021-10-28 09:25:05,149 INFO L857 garLoopResultBuilder]: For program point L142-2(lines 120 215) no Hoare annotation was computed. [2021-10-28 09:25:05,150 INFO L857 garLoopResultBuilder]: For program point L109-1(lines 109 114) no Hoare annotation was computed. [2021-10-28 09:25:05,150 INFO L857 garLoopResultBuilder]: For program point L159(lines 159 168) no Hoare annotation was computed. [2021-10-28 09:25:05,150 INFO L857 garLoopResultBuilder]: For program point L143(lines 143 151) no Hoare annotation was computed. [2021-10-28 09:25:05,150 INFO L857 garLoopResultBuilder]: For program point L193(lines 193 214) no Hoare annotation was computed. [2021-10-28 09:25:05,150 INFO L857 garLoopResultBuilder]: For program point L160(line 160) no Hoare annotation was computed. [2021-10-28 09:25:05,150 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 09:25:05,151 INFO L857 garLoopResultBuilder]: For program point L210(line 210) no Hoare annotation was computed. [2021-10-28 09:25:05,151 INFO L857 garLoopResultBuilder]: For program point L177(line 177) no Hoare annotation was computed. [2021-10-28 09:25:05,151 INFO L857 garLoopResultBuilder]: For program point L144(line 144) no Hoare annotation was computed. [2021-10-28 09:25:05,151 INFO L857 garLoopResultBuilder]: For program point L144-2(line 144) no Hoare annotation was computed. [2021-10-28 09:25:05,151 INFO L857 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2021-10-28 09:25:05,152 INFO L857 garLoopResultBuilder]: For program point L145(line 145) no Hoare annotation was computed. [2021-10-28 09:25:05,152 INFO L857 garLoopResultBuilder]: For program point L79(lines 79 95) no Hoare annotation was computed. [2021-10-28 09:25:05,152 INFO L857 garLoopResultBuilder]: For program point L79-1(lines 79 95) no Hoare annotation was computed. [2021-10-28 09:25:05,152 INFO L857 garLoopResultBuilder]: For program point L162(line 162) no Hoare annotation was computed. [2021-10-28 09:25:05,152 INFO L857 garLoopResultBuilder]: For program point L63(lines 63 70) no Hoare annotation was computed. [2021-10-28 09:25:05,153 INFO L857 garLoopResultBuilder]: For program point L63-1(lines 63 70) no Hoare annotation was computed. [2021-10-28 09:25:05,153 INFO L857 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2021-10-28 09:25:05,153 INFO L857 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2021-10-28 09:25:05,153 INFO L857 garLoopResultBuilder]: For program point L80(lines 80 86) no Hoare annotation was computed. [2021-10-28 09:25:05,153 INFO L857 garLoopResultBuilder]: For program point L113-2(line 113) no Hoare annotation was computed. [2021-10-28 09:25:05,154 INFO L853 garLoopResultBuilder]: At program point L113-3(lines 53 115) the Hoare annotation is: false [2021-10-28 09:25:05,154 INFO L857 garLoopResultBuilder]: For program point L80-3(lines 80 86) no Hoare annotation was computed. [2021-10-28 09:25:05,154 INFO L857 garLoopResultBuilder]: For program point L113-4(line 113) no Hoare annotation was computed. [2021-10-28 09:25:05,154 INFO L857 garLoopResultBuilder]: For program point L113-6(line 113) no Hoare annotation was computed. [2021-10-28 09:25:05,154 INFO L853 garLoopResultBuilder]: At program point L113-7(lines 53 115) the Hoare annotation is: false [2021-10-28 09:25:05,155 INFO L857 garLoopResultBuilder]: For program point L229(lines 229 232) no Hoare annotation was computed. [2021-10-28 09:25:05,155 INFO L857 garLoopResultBuilder]: For program point L196(line 196) no Hoare annotation was computed. [2021-10-28 09:25:05,155 INFO L857 garLoopResultBuilder]: For program point L130-1(lines 130 134) no Hoare annotation was computed. [2021-10-28 09:25:05,155 INFO L853 garLoopResultBuilder]: At program point L130-2(lines 130 134) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= ~tiny_atan2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0)))) (= ULTIMATE.start___ieee754_atan2f_~x .cse0) (= ULTIMATE.start___ieee754_atan2f_~y .cse0) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0))) ~pi~0) (exists ((|v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5| (_ BitVec 32))) (let ((.cse1 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) (fp.neg (_ +zero 8 24))) (= (bvand (_ bv2147483647 32) .cse1) ULTIMATE.start___ieee754_atan2f_~ix~2)))) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) .cse0) (= currentRoundingMode roundNearestTiesToEven))) [2021-10-28 09:25:05,155 INFO L857 garLoopResultBuilder]: For program point L64(lines 64 65) no Hoare annotation was computed. [2021-10-28 09:25:05,155 INFO L857 garLoopResultBuilder]: For program point L130-3(lines 130 134) no Hoare annotation was computed. [2021-10-28 09:25:05,156 INFO L857 garLoopResultBuilder]: For program point L64-1(lines 64 65) no Hoare annotation was computed. [2021-10-28 09:25:05,156 INFO L857 garLoopResultBuilder]: For program point L147(line 147) no Hoare annotation was computed. [2021-10-28 09:25:05,156 INFO L857 garLoopResultBuilder]: For program point L230(line 230) no Hoare annotation was computed. [2021-10-28 09:25:05,156 INFO L857 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2021-10-28 09:25:05,156 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 09:25:05,156 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 230) no Hoare annotation was computed. [2021-10-28 09:25:05,156 INFO L857 garLoopResultBuilder]: For program point L16-1(lines 16 20) no Hoare annotation was computed. [2021-10-28 09:25:05,157 INFO L853 garLoopResultBuilder]: At program point L16-2(lines 16 20) the Hoare annotation is: false [2021-10-28 09:25:05,157 INFO L857 garLoopResultBuilder]: For program point L16-5(lines 16 20) no Hoare annotation was computed. [2021-10-28 09:25:05,157 INFO L853 garLoopResultBuilder]: At program point L16-6(lines 16 20) the Hoare annotation is: false [2021-10-28 09:25:05,157 INFO L857 garLoopResultBuilder]: For program point L16-9(lines 16 20) no Hoare annotation was computed. [2021-10-28 09:25:05,157 INFO L853 garLoopResultBuilder]: At program point L16-10(lines 16 20) the Hoare annotation is: false [2021-10-28 09:25:05,158 INFO L857 garLoopResultBuilder]: For program point L198-1(lines 198 202) no Hoare annotation was computed. [2021-10-28 09:25:05,158 INFO L853 garLoopResultBuilder]: At program point L198-2(lines 198 202) the Hoare annotation is: false [2021-10-28 09:25:05,158 INFO L857 garLoopResultBuilder]: For program point L66(lines 66 69) no Hoare annotation was computed. [2021-10-28 09:25:05,158 INFO L857 garLoopResultBuilder]: For program point L66-1(lines 66 69) no Hoare annotation was computed. [2021-10-28 09:25:05,158 INFO L857 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2021-10-28 09:25:05,158 INFO L857 garLoopResultBuilder]: For program point L166(line 166) no Hoare annotation was computed. [2021-10-28 09:25:05,161 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2021-10-28 09:25:05,162 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 09:25:05,171 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,171 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,172 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,172 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,174 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:25:05,178 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,179 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,179 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,179 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,179 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:25:05,184 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:25:05,184 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:25:05,187 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,187 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-28 09:25:05,187 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,187 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,187 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,188 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-28 09:25:05,188 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-28 09:25:05,188 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-28 09:25:05,188 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,197 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,197 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,197 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,198 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:25:05,198 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:25:05,198 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:25:05,198 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,199 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,199 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,199 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,199 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:25:05,201 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,204 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-28 09:25:05,204 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,204 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,204 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,205 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-28 09:25:05,205 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-28 09:25:05,205 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-28 09:25:05,205 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,206 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,206 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,210 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,210 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:25:05,210 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:25:05,211 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:25:05,211 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,211 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,211 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,212 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,212 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:25:05,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:25:05 BoogieIcfgContainer [2021-10-28 09:25:05,218 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 09:25:05,219 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:25:05,219 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:25:05,220 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:25:05,220 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:24:33" (3/4) ... [2021-10-28 09:25:05,223 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 09:25:05,247 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2021-10-28 09:25:05,248 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2021-10-28 09:25:05,249 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:25:05,250 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:25:05,275 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tiny_atan2 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/1000000000)) == pi) && (\exists v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5 : bv32 :: ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32]) == ix)) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2021-10-28 09:25:05,276 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && tiny_atan2 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000))) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32, ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: (m == ~bvor32(~bvand32(1bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hx~1, 30bv32))) && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()))) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) == iy && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()))) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(pi), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000))) == \result) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/1000000000)) == pi) && (\exists v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5 : bv32 :: ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32]) == ix)) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2021-10-28 09:25:05,319 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 09:25:05,319 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:25:05,321 INFO L168 Benchmark]: Toolchain (without parser) took 53495.97 ms. Allocated memory was 52.4 MB in the beginning and 71.3 MB in the end (delta: 18.9 MB). Free memory was 28.0 MB in the beginning and 30.4 MB in the end (delta: -2.4 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:25:05,321 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 52.4 MB. Free memory is still 31.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:25:05,322 INFO L168 Benchmark]: CACSL2BoogieTranslator took 469.86 ms. Allocated memory was 52.4 MB in the beginning and 71.3 MB in the end (delta: 18.9 MB). Free memory was 27.8 MB in the beginning and 49.4 MB in the end (delta: -21.7 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:25:05,322 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.69 ms. Allocated memory is still 71.3 MB. Free memory was 49.2 MB in the beginning and 46.0 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:25:05,323 INFO L168 Benchmark]: Boogie Preprocessor took 87.72 ms. Allocated memory is still 71.3 MB. Free memory was 46.0 MB in the beginning and 42.6 MB in the end (delta: 3.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:25:05,323 INFO L168 Benchmark]: RCFGBuilder took 21212.56 ms. Allocated memory is still 71.3 MB. Free memory was 42.4 MB in the beginning and 45.0 MB in the end (delta: -2.6 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-28 09:25:05,323 INFO L168 Benchmark]: TraceAbstraction took 31527.82 ms. Allocated memory is still 71.3 MB. Free memory was 44.6 MB in the beginning and 37.7 MB in the end (delta: 6.9 MB). Peak memory consumption was 23.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:25:05,324 INFO L168 Benchmark]: Witness Printer took 100.30 ms. Allocated memory is still 71.3 MB. Free memory was 37.7 MB in the beginning and 30.4 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:25:05,326 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 52.4 MB. Free memory is still 31.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 469.86 ms. Allocated memory was 52.4 MB in the beginning and 71.3 MB in the end (delta: 18.9 MB). Free memory was 27.8 MB in the beginning and 49.4 MB in the end (delta: -21.7 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 90.69 ms. Allocated memory is still 71.3 MB. Free memory was 49.2 MB in the beginning and 46.0 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 87.72 ms. Allocated memory is still 71.3 MB. Free memory was 46.0 MB in the beginning and 42.6 MB in the end (delta: 3.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 21212.56 ms. Allocated memory is still 71.3 MB. Free memory was 42.4 MB in the beginning and 45.0 MB in the end (delta: -2.6 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 31527.82 ms. Allocated memory is still 71.3 MB. Free memory was 44.6 MB in the beginning and 37.7 MB in the end (delta: 6.9 MB). Peak memory consumption was 23.2 MB. Max. memory is 16.1 GB. * Witness Printer took 100.30 ms. Allocated memory is still 71.3 MB. Free memory was 37.7 MB in the beginning and 30.4 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 230]: 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 1 procedures, 109 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 31.4s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 230 SDtfs, 380 SDslu, 136 SDs, 0 SdLazy, 148 SolverSat, 48 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 203 GetRequests, 141 SyntacticMatches, 1 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 9.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=109occurred in iteration=0, InterpolantAutomatonStates: 34, 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, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 15 PreInvPairs, 19 NumberOfFragments, 249 HoareAnnotationTreeSize, 15 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 180 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 5.7s SatisfiabilityAnalysisTime, 16.8s InterpolantComputationTime, 99 NumberOfCodeBlocks, 99 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 186 ConstructedInterpolants, 42 QuantifiedInterpolants, 2440 SizeOfPredicates, 45 NumberOfNonLiveVariables, 696 ConjunctsInSsa, 63 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 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: 16]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 130]: Loop Invariant [2021-10-28 09:25:05,339 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,340 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,340 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,340 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,340 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:25:05,341 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,341 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,341 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,342 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,342 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((((tiny_atan2 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/1000000000)) == pi) && (\exists v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5 : bv32 :: ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32]) == ix)) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant [2021-10-28 09:25:05,343 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:25:05,344 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((tiny_atan2 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/1000000000)) == pi) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 120]: Loop Invariant [2021-10-28 09:25:05,345 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,345 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-28 09:25:05,345 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,345 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,345 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,346 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-28 09:25:05,346 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-28 09:25:05,346 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-28 09:25:05,346 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,346 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,346 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,347 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,347 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:25:05,347 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:25:05,347 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:25:05,347 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,348 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,348 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,348 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,348 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:25:05,349 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,350 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-28 09:25:05,350 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,350 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,350 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,350 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-28 09:25:05,351 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-28 09:25:05,351 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-28 09:25:05,351 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,351 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,351 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,352 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-28 09:25:05,352 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:25:05,352 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:25:05,352 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-28 09:25:05,352 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,352 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,353 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,353 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-28 09:25:05,353 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((((((((~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && tiny_atan2 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000))) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32, ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: (m == ~bvor32(~bvand32(1bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hx~1, 30bv32))) && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()))) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) == iy && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()))) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(pi), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000))) == \result) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/1000000000)) == pi) && (\exists v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5 : bv32 :: ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32]) == ix)) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-28 09:25:05,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8bf3ad-58f4-4c7b-901b-b8529f43fb8e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...