./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1052c.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version 5fbdf5bf
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_1052c.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 94bd51eb56827c6c266b6ed4f7ea5182fc2e875c
.............................................................................................................................................................................................................................................................................................................
Execution finished normally
Using bit-precise analysis
Retrying with bit-precise analysis
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_1052c.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 94bd51eb56827c6c266b6ed4f7ea5182fc2e875c
...............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE
--- Real Ultimate output ---
This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b
[2021-08-29 08:23:04,990 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2021-08-29 08:23:04,992 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2021-08-29 08:23:05,028 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-08-29 08:23:05,028 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-08-29 08:23:05,031 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-08-29 08:23:05,034 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-08-29 08:23:05,039 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2021-08-29 08:23:05,041 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-08-29 08:23:05,046 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-08-29 08:23:05,047 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2021-08-29 08:23:05,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-08-29 08:23:05,048 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-08-29 08:23:05,050 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-08-29 08:23:05,051 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-08-29 08:23:05,055 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-08-29 08:23:05,056 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-08-29 08:23:05,057 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-08-29 08:23:05,061 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-08-29 08:23:05,067 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2021-08-29 08:23:05,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-08-29 08:23:05,069 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-08-29 08:23:05,071 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2021-08-29 08:23:05,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-08-29 08:23:05,074 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-08-29 08:23:05,074 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-08-29 08:23:05,074 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-08-29 08:23:05,075 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-08-29 08:23:05,076 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-08-29 08:23:05,076 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-08-29 08:23:05,076 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-08-29 08:23:05,077 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-08-29 08:23:05,078 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-08-29 08:23:05,079 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2021-08-29 08:23:05,080 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-08-29 08:23:05,080 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2021-08-29 08:23:05,080 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-08-29 08:23:05,080 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-08-29 08:23:05,081 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2021-08-29 08:23:05,082 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2021-08-29 08:23:05,082 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2021-08-29 08:23:05,085 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf
[2021-08-29 08:23:05,117 INFO L113 SettingsManager]: Loading preferences was successful
[2021-08-29 08:23:05,118 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2021-08-29 08:23:05,118 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-08-29 08:23:05,119 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-08-29 08:23:05,120 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-08-29 08:23:05,120 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2021-08-29 08:23:05,120 INFO L138 SettingsManager]: * Use SBE=true
[2021-08-29 08:23:05,120 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-08-29 08:23:05,121 INFO L138 SettingsManager]: * sizeof long=4
[2021-08-29 08:23:05,121 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2021-08-29 08:23:05,121 INFO L138 SettingsManager]: * sizeof POINTER=4
[2021-08-29 08:23:05,121 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2021-08-29 08:23:05,121 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2021-08-29 08:23:05,122 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-08-29 08:23:05,122 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2021-08-29 08:23:05,122 INFO L138 SettingsManager]: * sizeof long double=12
[2021-08-29 08:23:05,122 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2021-08-29 08:23:05,122 INFO L138 SettingsManager]: * Use constant arrays=true
[2021-08-29 08:23:05,122 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2021-08-29 08:23:05,122 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-08-29 08:23:05,122 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2021-08-29 08:23:05,122 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2021-08-29 08:23:05,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-08-29 08:23:05,123 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-08-29 08:23:05,123 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2021-08-29 08:23:05,123 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-08-29 08:23:05,123 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2021-08-29 08:23:05,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-08-29 08:23:05,123 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-08-29 08:23:05,123 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2021-08-29 08:23:05,123 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94bd51eb56827c6c266b6ed4f7ea5182fc2e875c
[2021-08-29 08:23:05,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2021-08-29 08:23:05,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-08-29 08:23:05,398 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-08-29 08:23:05,398 INFO L271 PluginConnector]: Initializing CDTParser...
[2021-08-29 08:23:05,399 INFO L275 PluginConnector]: CDTParser initialized
[2021-08-29 08:23:05,400 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1052c.c
[2021-08-29 08:23:05,453 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0c0da10a/2ef1eaa082484777959dafa910287fb2/FLAGa217d8f82
[2021-08-29 08:23:05,840 INFO L306 CDTParser]: Found 1 translation units.
[2021-08-29 08:23:05,840 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1052c.c
[2021-08-29 08:23:05,846 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0c0da10a/2ef1eaa082484777959dafa910287fb2/FLAGa217d8f82
[2021-08-29 08:23:05,858 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0c0da10a/2ef1eaa082484777959dafa910287fb2
[2021-08-29 08:23:05,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-08-29 08:23:05,865 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements.
[2021-08-29 08:23:05,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-08-29 08:23:05,866 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-08-29 08:23:05,868 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2021-08-29 08:23:05,869 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:23:05" (1/1) ...
[2021-08-29 08:23:05,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ca74145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:05, skipping insertion in model container
[2021-08-29 08:23:05,870 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:23:05" (1/1) ...
[2021-08-29 08:23:05,874 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2021-08-29 08:23:05,887 INFO L178 MainTranslator]: Built tables and reachable declarations
[2021-08-29 08:23:06,014 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1052c.c[2271,2284]
[2021-08-29 08:23:06,016 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-08-29 08:23:06,021 INFO L203 MainTranslator]: Completed pre-run
[2021-08-29 08:23:06,065 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1052c.c[2271,2284]
[2021-08-29 08:23:06,068 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-08-29 08:23:06,078 INFO L208 MainTranslator]: Completed translation
[2021-08-29 08:23:06,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:06 WrapperNode
[2021-08-29 08:23:06,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-08-29 08:23:06,080 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-08-29 08:23:06,080 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-08-29 08:23:06,081 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2021-08-29 08:23:06,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:06" (1/1) ...
[2021-08-29 08:23:06,097 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:06" (1/1) ...
[2021-08-29 08:23:06,110 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-08-29 08:23:06,111 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-08-29 08:23:06,111 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2021-08-29 08:23:06,111 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2021-08-29 08:23:06,116 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:06" (1/1) ...
[2021-08-29 08:23:06,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:06" (1/1) ...
[2021-08-29 08:23:06,118 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:06" (1/1) ...
[2021-08-29 08:23:06,118 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:06" (1/1) ...
[2021-08-29 08:23:06,122 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:06" (1/1) ...
[2021-08-29 08:23:06,125 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:06" (1/1) ...
[2021-08-29 08:23:06,126 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:06" (1/1) ...
[2021-08-29 08:23:06,127 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-08-29 08:23:06,127 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-08-29 08:23:06,128 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2021-08-29 08:23:06,128 INFO L275 PluginConnector]: RCFGBuilder initialized
[2021-08-29 08:23:06,128 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:06" (1/1) ...
[2021-08-29 08:23:06,132 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-08-29 08:23:06,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-29 08:23:06,154 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2021-08-29 08:23:06,181 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2021-08-29 08:23:06,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2021-08-29 08:23:06,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-08-29 08:23:06,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~real
[2021-08-29 08:23:06,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2021-08-29 08:23:06,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~real
[2021-08-29 08:23:06,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-08-29 08:23:06,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-08-29 08:23:06,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2021-08-29 08:23:06,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-08-29 08:23:06,432 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-08-29 08:23:06,434 INFO L299 CfgBuilder]: Removed 14 assume(true) statements.
[2021-08-29 08:23:06,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:23:06 BoogieIcfgContainer
[2021-08-29 08:23:06,437 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-08-29 08:23:06,438 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-08-29 08:23:06,438 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2021-08-29 08:23:06,440 INFO L275 PluginConnector]: TraceAbstraction initialized
[2021-08-29 08:23:06,441 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 08:23:05" (1/3) ...
[2021-08-29 08:23:06,442 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a1f07e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:23:06, skipping insertion in model container
[2021-08-29 08:23:06,442 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:06" (2/3) ...
[2021-08-29 08:23:06,442 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a1f07e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:23:06, skipping insertion in model container
[2021-08-29 08:23:06,442 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:23:06" (3/3) ...
[2021-08-29 08:23:06,446 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_1052c.c
[2021-08-29 08:23:06,450 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-08-29 08:23:06,450 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2021-08-29 08:23:06,494 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2021-08-29 08:23:06,500 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR
[2021-08-29 08:23:06,500 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2021-08-29 08:23:06,511 INFO L276 IsEmpty]: Start isEmpty. Operand has 38 states, 36 states have (on average 1.6666666666666667) internal successors, (60), 37 states have internal predecessors, (60), 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)
[2021-08-29 08:23:06,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2021-08-29 08:23:06,521 INFO L505 BasicCegarLoop]: Found error trace
[2021-08-29 08:23:06,521 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-29 08:23:06,522 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-29 08:23:06,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-08-29 08:23:06,526 INFO L82 PathProgramCache]: Analyzing trace with hash -1930029915, now seen corresponding path program 1 times
[2021-08-29 08:23:06,531 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-29 08:23:06,531 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773549040]
[2021-08-29 08:23:06,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-29 08:23:06,532 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-29 08:23:06,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-29 08:23:06,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-29 08:23:06,659 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-29 08:23:06,660 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773549040]
[2021-08-29 08:23:06,660 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773549040] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-29 08:23:06,661 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-29 08:23:06,661 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2021-08-29 08:23:06,662 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649246615]
[2021-08-29 08:23:06,665 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2021-08-29 08:23:06,666 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-29 08:23:06,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2021-08-29 08:23:06,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2021-08-29 08:23:06,689 INFO L87 Difference]: Start difference. First operand has 38 states, 36 states have (on average 1.6666666666666667) internal successors, (60), 37 states have internal predecessors, (60), 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 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-29 08:23:06,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-08-29 08:23:06,779 INFO L93 Difference]: Finished difference Result 74 states and 118 transitions.
[2021-08-29 08:23:06,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2021-08-29 08:23:06,782 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11
[2021-08-29 08:23:06,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2021-08-29 08:23:06,790 INFO L225 Difference]: With dead ends: 74
[2021-08-29 08:23:06,790 INFO L226 Difference]: Without dead ends: 35
[2021-08-29 08:23:06,793 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.03ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2021-08-29 08:23:06,797 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 56.86ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.62ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 69.80ms IncrementalHoareTripleChecker+Time
[2021-08-29 08:23:06,798 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 53 Unknown, 0 Unchecked, 0.62ms Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 69.80ms Time]
[2021-08-29 08:23:06,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states.
[2021-08-29 08:23:06,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35.
[2021-08-29 08:23:06,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 34 states have (on average 1.4705882352941178) internal successors, (50), 34 states have internal predecessors, (50), 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)
[2021-08-29 08:23:06,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 50 transitions.
[2021-08-29 08:23:06,825 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 50 transitions. Word has length 11
[2021-08-29 08:23:06,825 INFO L84 Accepts]: Finished accepts. word is rejected.
[2021-08-29 08:23:06,825 INFO L470 AbstractCegarLoop]: Abstraction has 35 states and 50 transitions.
[2021-08-29 08:23:06,826 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-29 08:23:06,826 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 50 transitions.
[2021-08-29 08:23:06,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2021-08-29 08:23:06,826 INFO L505 BasicCegarLoop]: Found error trace
[2021-08-29 08:23:06,826 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-29 08:23:06,826 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2021-08-29 08:23:06,827 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-29 08:23:06,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-08-29 08:23:06,827 INFO L82 PathProgramCache]: Analyzing trace with hash -1310108990, now seen corresponding path program 1 times
[2021-08-29 08:23:06,827 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-29 08:23:06,827 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383075416]
[2021-08-29 08:23:06,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-29 08:23:06,828 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-29 08:23:06,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-08-29 08:23:06,848 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-08-29 08:23:06,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-08-29 08:23:06,880 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-08-29 08:23:06,881 INFO L627 BasicCegarLoop]: Counterexample is feasible
[2021-08-29 08:23:06,882 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2021-08-29 08:23:06,886 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2021-08-29 08:23:06,891 INFO L179 ceAbstractionStarter]: Computing trace abstraction results
[2021-08-29 08:23:06,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 08:23:06 BoogieIcfgContainer
[2021-08-29 08:23:06,918 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2021-08-29 08:23:06,919 INFO L113 PluginConnector]: ------------------------Witness Printer----------------------------
[2021-08-29 08:23:06,919 INFO L271 PluginConnector]: Initializing Witness Printer...
[2021-08-29 08:23:06,919 INFO L275 PluginConnector]: Witness Printer initialized
[2021-08-29 08:23:06,920 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:23:06" (3/4) ...
[2021-08-29 08:23:06,921 INFO L140 WitnessPrinter]: No result that supports witness generation found
[2021-08-29 08:23:06,922 INFO L132 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2021-08-29 08:23:06,923 INFO L158 Benchmark]: Toolchain (without parser) took 1057.80ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 37.3MB in the beginning and 41.4MB in the end (delta: -4.1MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB.
[2021-08-29 08:23:06,923 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 44.0MB. Free memory was 26.5MB in the beginning and 26.4MB in the end (delta: 43.1kB). There was no memory consumed. Max. memory is 16.1GB.
[2021-08-29 08:23:06,927 INFO L158 Benchmark]: CACSL2BoogieTranslator took 213.80ms. Allocated memory is still 54.5MB. Free memory was 37.2MB in the beginning and 37.4MB in the end (delta: -181.0kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
[2021-08-29 08:23:06,927 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.56ms. Allocated memory is still 54.5MB. Free memory was 37.4MB in the beginning and 35.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB.
[2021-08-29 08:23:06,928 INFO L158 Benchmark]: Boogie Preprocessor took 15.83ms. Allocated memory is still 54.5MB. Free memory was 35.6MB in the beginning and 34.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2021-08-29 08:23:06,928 INFO L158 Benchmark]: RCFGBuilder took 309.33ms. Allocated memory is still 54.5MB. Free memory was 34.0MB in the beginning and 33.9MB in the end (delta: 99.0kB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB.
[2021-08-29 08:23:06,929 INFO L158 Benchmark]: TraceAbstraction took 479.84ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 33.3MB in the beginning and 41.7MB in the end (delta: -8.4MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB.
[2021-08-29 08:23:06,929 INFO L158 Benchmark]: Witness Printer took 3.44ms. Allocated memory is still 67.1MB. Free memory was 41.7MB in the beginning and 41.4MB in the end (delta: 295.4kB). There was no memory consumed. Max. memory is 16.1GB.
[2021-08-29 08:23:06,933 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.11ms. Allocated memory is still 44.0MB. Free memory was 26.5MB in the beginning and 26.4MB in the end (delta: 43.1kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 213.80ms. Allocated memory is still 54.5MB. Free memory was 37.2MB in the beginning and 37.4MB in the end (delta: -181.0kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 30.56ms. Allocated memory is still 54.5MB. Free memory was 37.4MB in the beginning and 35.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 15.83ms. Allocated memory is still 54.5MB. Free memory was 35.6MB in the beginning and 34.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 309.33ms. Allocated memory is still 54.5MB. Free memory was 34.0MB in the beginning and 33.9MB in the end (delta: 99.0kB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB.
* TraceAbstraction took 479.84ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 33.3MB in the beginning and 41.7MB in the end (delta: -8.4MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB.
* Witness Printer took 3.44ms. Allocated memory is still 67.1MB. Free memory was 41.7MB in the beginning and 41.4MB in the end (delta: 295.4kB). There was no memory consumed. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: ErrorAutomatonStatistics
NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.00ms ErrorAutomatonConstructionTimeTotal, 0.00ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.00ms ErrorAutomatonConstructionTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
- UnprovableResult [Line: 105]: Unable to prove that call to reach_error is unreachable
Unable to prove that call to reach_error is unreachable
Reason: overapproximation of shiftRight at line 39, overapproximation of bitwiseOr at line 40, overapproximation of someUnaryDOUBLEoperation at line 100, overapproximation of bitwiseAnd at line 27, overapproximation of someBinaryDOUBLEComparisonOperation at line 104.
Possible FailurePath:
[L16] static const double huge_floor = 1.0e300;
VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000]
[L100] double x = -0.0;
[L19] __int32_t i0, i1, j0;
[L20] __uint32_t i, j;
VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000]
[L22] ieee_double_shape_type ew_u;
[L23] ew_u.value = (x)
[L24] EXPR ew_u.parts.msw
[L24] (i0) = ew_u.parts.msw
[L25] EXPR ew_u.parts.lsw
[L25] (i1) = ew_u.parts.lsw
[L27] j0 = ((i0 >> 20) & 0x7ff) - 0x3ff
VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000]
[L28] COND TRUE j0 < 20
VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000]
[L29] COND FALSE !(j0 < 0)
[L39] i = (0x000fffff) >> j0
VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000]
[L40] COND TRUE ((i0 & i) | i1) == 0
[L41] return x;
VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000]
[L101] double res = floor_double(x);
[L104] EXPR res == -0.0 && __signbit_double(res) == 1
VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000]
[L104] COND TRUE !(res == -0.0 && __signbit_double(res) == 1)
[L105] reach_error()
VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000]
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 1 procedures, 38 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 397.18ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 12.32ms, AutomataDifference: 133.16ms, DeadEndRemovalTime: 0.00ms, HoareAnnotationTime: 0.00ms, InitialAbstractionConstructionTime: 8.19ms, PartialOrderReductionTime: 0.00ms, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 69.80ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 56.86ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 53 IncrementalHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 0 mSDtfsCounter, 53 mSolverCounterSat, 0.62ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.03ms Time, 0.00ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=38occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.00ms DumpTime, AutomataMinimizationStatistics: 17.79ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 6.31ms SsaConstructionTime, 35.37ms SatisfiabilityAnalysisTime, 50.88ms InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 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
[2021-08-29 08:23:06,960 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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-wip.dd.seqcomp-5fbdf5b
[2021-08-29 08:23:08,487 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2021-08-29 08:23:08,489 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2021-08-29 08:23:08,514 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-08-29 08:23:08,514 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-08-29 08:23:08,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-08-29 08:23:08,520 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
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[2021-08-29 08:23:08,533 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-08-29 08:23:08,533 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-08-29 08:23:08,534 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-08-29 08:23:08,535 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-08-29 08:23:08,536 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
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[2021-08-29 08:23:08,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-08-29 08:23:08,539 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
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[2021-08-29 08:23:08,541 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-08-29 08:23:08,541 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2021-08-29 08:23:08,542 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-08-29 08:23:08,544 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-08-29 08:23:08,544 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-08-29 08:23:08,544 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-08-29 08:23:08,545 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-08-29 08:23:08,546 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-08-29 08:23:08,549 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-08-29 08:23:08,549 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-08-29 08:23:08,550 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-08-29 08:23:08,551 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-08-29 08:23:08,551 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2021-08-29 08:23:08,552 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-08-29 08:23:08,553 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2021-08-29 08:23:08,554 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-08-29 08:23:08,554 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-08-29 08:23:08,554 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2021-08-29 08:23:08,555 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2021-08-29 08:23:08,556 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2021-08-29 08:23:08,557 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2021-08-29 08:23:08,577 INFO L113 SettingsManager]: Loading preferences was successful
[2021-08-29 08:23:08,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2021-08-29 08:23:08,577 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-08-29 08:23:08,577 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-08-29 08:23:08,578 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-08-29 08:23:08,578 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2021-08-29 08:23:08,579 INFO L138 SettingsManager]: * Use SBE=true
[2021-08-29 08:23:08,579 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-08-29 08:23:08,579 INFO L138 SettingsManager]: * sizeof long=4
[2021-08-29 08:23:08,579 INFO L138 SettingsManager]: * sizeof POINTER=4
[2021-08-29 08:23:08,579 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2021-08-29 08:23:08,579 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2021-08-29 08:23:08,579 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-08-29 08:23:08,580 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2021-08-29 08:23:08,580 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true
[2021-08-29 08:23:08,580 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2021-08-29 08:23:08,580 INFO L138 SettingsManager]: * sizeof long double=12
[2021-08-29 08:23:08,580 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2021-08-29 08:23:08,580 INFO L138 SettingsManager]: * Use constant arrays=true
[2021-08-29 08:23:08,580 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2021-08-29 08:23:08,581 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-08-29 08:23:08,581 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2021-08-29 08:23:08,581 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2021-08-29 08:23:08,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-08-29 08:23:08,581 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-08-29 08:23:08,581 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2021-08-29 08:23:08,581 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-08-29 08:23:08,582 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF
[2021-08-29 08:23:08,582 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2021-08-29 08:23:08,582 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-08-29 08:23:08,582 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2021-08-29 08:23:08,582 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2021-08-29 08:23:08,582 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94bd51eb56827c6c266b6ed4f7ea5182fc2e875c
[2021-08-29 08:23:08,817 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2021-08-29 08:23:08,831 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-08-29 08:23:08,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-08-29 08:23:08,834 INFO L271 PluginConnector]: Initializing CDTParser...
[2021-08-29 08:23:08,835 INFO L275 PluginConnector]: CDTParser initialized
[2021-08-29 08:23:08,836 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1052c.c
[2021-08-29 08:23:08,889 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d810d238e/097eaf73b35340259d3075f81edf056e/FLAGecfda76ed
[2021-08-29 08:23:09,276 INFO L306 CDTParser]: Found 1 translation units.
[2021-08-29 08:23:09,278 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1052c.c
[2021-08-29 08:23:09,283 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d810d238e/097eaf73b35340259d3075f81edf056e/FLAGecfda76ed
[2021-08-29 08:23:09,691 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d810d238e/097eaf73b35340259d3075f81edf056e
[2021-08-29 08:23:09,692 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-08-29 08:23:09,694 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements.
[2021-08-29 08:23:09,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-08-29 08:23:09,695 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-08-29 08:23:09,698 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2021-08-29 08:23:09,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:23:09" (1/1) ...
[2021-08-29 08:23:09,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2047dbc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:09, skipping insertion in model container
[2021-08-29 08:23:09,700 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:23:09" (1/1) ...
[2021-08-29 08:23:09,705 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2021-08-29 08:23:09,719 INFO L178 MainTranslator]: Built tables and reachable declarations
[2021-08-29 08:23:09,830 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1052c.c[2271,2284]
[2021-08-29 08:23:09,835 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-08-29 08:23:09,851 INFO L203 MainTranslator]: Completed pre-run
[2021-08-29 08:23:09,910 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1052c.c[2271,2284]
[2021-08-29 08:23:09,912 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-08-29 08:23:09,933 INFO L208 MainTranslator]: Completed translation
[2021-08-29 08:23:09,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:09 WrapperNode
[2021-08-29 08:23:09,935 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-08-29 08:23:09,935 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-08-29 08:23:09,936 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-08-29 08:23:09,936 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2021-08-29 08:23:09,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:09" (1/1) ...
[2021-08-29 08:23:09,954 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:09" (1/1) ...
[2021-08-29 08:23:09,977 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-08-29 08:23:09,979 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-08-29 08:23:09,979 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2021-08-29 08:23:09,979 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2021-08-29 08:23:09,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:09" (1/1) ...
[2021-08-29 08:23:09,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:09" (1/1) ...
[2021-08-29 08:23:10,001 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:09" (1/1) ...
[2021-08-29 08:23:10,002 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:09" (1/1) ...
[2021-08-29 08:23:10,012 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:09" (1/1) ...
[2021-08-29 08:23:10,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:09" (1/1) ...
[2021-08-29 08:23:10,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:09" (1/1) ...
[2021-08-29 08:23:10,031 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-08-29 08:23:10,034 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-08-29 08:23:10,034 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2021-08-29 08:23:10,034 INFO L275 PluginConnector]: RCFGBuilder initialized
[2021-08-29 08:23:10,035 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:09" (1/1) ...
[2021-08-29 08:23:10,040 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-08-29 08:23:10,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-29 08:23:10,056 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2021-08-29 08:23:10,069 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2021-08-29 08:23:10,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8
[2021-08-29 08:23:10,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8
[2021-08-29 08:23:10,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1
[2021-08-29 08:23:10,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-08-29 08:23:10,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4
[2021-08-29 08:23:10,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-08-29 08:23:10,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-08-29 08:23:10,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4
[2021-08-29 08:23:10,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-08-29 08:23:10,255 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-08-29 08:23:10,255 INFO L299 CfgBuilder]: Removed 14 assume(true) statements.
[2021-08-29 08:23:10,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:23:10 BoogieIcfgContainer
[2021-08-29 08:23:10,265 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-08-29 08:23:10,267 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-08-29 08:23:10,267 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2021-08-29 08:23:10,269 INFO L275 PluginConnector]: TraceAbstraction initialized
[2021-08-29 08:23:10,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 08:23:09" (1/3) ...
[2021-08-29 08:23:10,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72e5b4bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:23:10, skipping insertion in model container
[2021-08-29 08:23:10,270 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:09" (2/3) ...
[2021-08-29 08:23:10,270 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72e5b4bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:23:10, skipping insertion in model container
[2021-08-29 08:23:10,270 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:23:10" (3/3) ...
[2021-08-29 08:23:10,271 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_1052c.c
[2021-08-29 08:23:10,274 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-08-29 08:23:10,274 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2021-08-29 08:23:10,303 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2021-08-29 08:23:10,307 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR
[2021-08-29 08:23:10,307 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2021-08-29 08:23:10,315 INFO L276 IsEmpty]: Start isEmpty. Operand has 38 states, 36 states have (on average 1.6666666666666667) internal successors, (60), 37 states have internal predecessors, (60), 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)
[2021-08-29 08:23:10,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2021-08-29 08:23:10,319 INFO L505 BasicCegarLoop]: Found error trace
[2021-08-29 08:23:10,319 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-29 08:23:10,320 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-29 08:23:10,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-08-29 08:23:10,323 INFO L82 PathProgramCache]: Analyzing trace with hash -1930029915, now seen corresponding path program 1 times
[2021-08-29 08:23:10,330 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF
[2021-08-29 08:23:10,331 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [12700956]
[2021-08-29 08:23:10,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-29 08:23:10,331 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3
[2021-08-29 08:23:10,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2021-08-29 08:23:10,336 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2021-08-29 08:23:10,370 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process
[2021-08-29 08:23:10,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-29 08:23:10,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 1 conjunts are in the unsatisfiable core
[2021-08-29 08:23:10,450 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2021-08-29 08:23:10,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-29 08:23:10,532 INFO L328 TraceCheckSpWp]: Computing backward predicates...
[2021-08-29 08:23:10,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-29 08:23:10,574 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2021-08-29 08:23:10,574 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [12700956]
[2021-08-29 08:23:10,574 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [12700956] provided 2 perfect and 0 imperfect interpolant sequences
[2021-08-29 08:23:10,575 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2021-08-29 08:23:10,575 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2
[2021-08-29 08:23:10,576 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70689293]
[2021-08-29 08:23:10,579 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2021-08-29 08:23:10,582 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2021-08-29 08:23:10,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2021-08-29 08:23:10,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2021-08-29 08:23:10,602 INFO L87 Difference]: Start difference. First operand has 38 states, 36 states have (on average 1.6666666666666667) internal successors, (60), 37 states have internal predecessors, (60), 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 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-29 08:23:11,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-08-29 08:23:11,518 INFO L93 Difference]: Finished difference Result 74 states and 118 transitions.
[2021-08-29 08:23:11,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2021-08-29 08:23:11,520 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11
[2021-08-29 08:23:11,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2021-08-29 08:23:11,525 INFO L225 Difference]: With dead ends: 74
[2021-08-29 08:23:11,525 INFO L226 Difference]: Without dead ends: 35
[2021-08-29 08:23:11,527 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.09ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2021-08-29 08:23:11,531 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 838.57ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.65ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 898.80ms IncrementalHoareTripleChecker+Time
[2021-08-29 08:23:11,533 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 53 Unknown, 0 Unchecked, 0.65ms Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 898.80ms Time]
[2021-08-29 08:23:11,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states.
[2021-08-29 08:23:11,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35.
[2021-08-29 08:23:11,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 34 states have (on average 1.4705882352941178) internal successors, (50), 34 states have internal predecessors, (50), 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)
[2021-08-29 08:23:11,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 50 transitions.
[2021-08-29 08:23:11,566 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 50 transitions. Word has length 11
[2021-08-29 08:23:11,566 INFO L84 Accepts]: Finished accepts. word is rejected.
[2021-08-29 08:23:11,566 INFO L470 AbstractCegarLoop]: Abstraction has 35 states and 50 transitions.
[2021-08-29 08:23:11,566 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-29 08:23:11,567 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 50 transitions.
[2021-08-29 08:23:11,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2021-08-29 08:23:11,568 INFO L505 BasicCegarLoop]: Found error trace
[2021-08-29 08:23:11,568 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-29 08:23:11,585 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0
[2021-08-29 08:23:11,776 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3
[2021-08-29 08:23:11,777 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-29 08:23:11,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-08-29 08:23:11,778 INFO L82 PathProgramCache]: Analyzing trace with hash -1310108990, now seen corresponding path program 1 times
[2021-08-29 08:23:11,778 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF
[2021-08-29 08:23:11,779 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1876154661]
[2021-08-29 08:23:11,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-29 08:23:11,779 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3
[2021-08-29 08:23:11,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2021-08-29 08:23:11,795 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2021-08-29 08:23:11,798 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process
[2021-08-29 08:23:11,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-29 08:23:11,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 8 conjunts are in the unsatisfiable core
[2021-08-29 08:23:11,858 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2021-08-29 08:23:12,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-29 08:23:12,039 INFO L328 TraceCheckSpWp]: Computing backward predicates...
[2021-08-29 08:23:12,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-29 08:23:12,133 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2021-08-29 08:23:12,133 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1876154661]
[2021-08-29 08:23:12,133 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1876154661] provided 2 perfect and 0 imperfect interpolant sequences
[2021-08-29 08:23:12,134 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2021-08-29 08:23:12,134 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8
[2021-08-29 08:23:12,134 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337192714]
[2021-08-29 08:23:12,135 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2021-08-29 08:23:12,135 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2021-08-29 08:23:12,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2021-08-29 08:23:12,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2021-08-29 08:23:12,136 INFO L87 Difference]: Start difference. First operand 35 states and 50 transitions. Second operand has 8 states, 8 states have (on average 2.25) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-29 08:23:13,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-08-29 08:23:13,069 INFO L93 Difference]: Finished difference Result 59 states and 74 transitions.
[2021-08-29 08:23:13,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2021-08-29 08:23:13,069 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.25) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12
[2021-08-29 08:23:13,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2021-08-29 08:23:13,070 INFO L225 Difference]: With dead ends: 59
[2021-08-29 08:23:13,070 INFO L226 Difference]: Without dead ends: 43
[2021-08-29 08:23:13,070 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 87.52ms TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72
[2021-08-29 08:23:13,071 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 13 mSDsluCounter, 139 mSDsCounter, 0 mSdLazyCounter, 179 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 823.34ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.25ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 54 IncrementalHoareTripleChecker+Unchecked, 903.67ms IncrementalHoareTripleChecker+Time
[2021-08-29 08:23:13,071 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 0 Invalid, 235 Unknown, 0 Unchecked, 2.25ms Time], IncrementalHoareTripleChecker [2 Valid, 179 Invalid, 0 Unknown, 54 Unchecked, 903.67ms Time]
[2021-08-29 08:23:13,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states.
[2021-08-29 08:23:13,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 31.
[2021-08-29 08:23:13,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 30 states have (on average 1.4) internal successors, (42), 30 states have internal predecessors, (42), 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)
[2021-08-29 08:23:13,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 42 transitions.
[2021-08-29 08:23:13,075 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 42 transitions. Word has length 12
[2021-08-29 08:23:13,075 INFO L84 Accepts]: Finished accepts. word is rejected.
[2021-08-29 08:23:13,075 INFO L470 AbstractCegarLoop]: Abstraction has 31 states and 42 transitions.
[2021-08-29 08:23:13,075 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.25) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-29 08:23:13,075 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions.
[2021-08-29 08:23:13,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2021-08-29 08:23:13,075 INFO L505 BasicCegarLoop]: Found error trace
[2021-08-29 08:23:13,075 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-29 08:23:13,086 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0
[2021-08-29 08:23:13,276 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3
[2021-08-29 08:23:13,276 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-29 08:23:13,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-08-29 08:23:13,277 INFO L82 PathProgramCache]: Analyzing trace with hash -1803079892, now seen corresponding path program 1 times
[2021-08-29 08:23:13,277 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF
[2021-08-29 08:23:13,278 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1797140251]
[2021-08-29 08:23:13,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-29 08:23:13,278 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3
[2021-08-29 08:23:13,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2021-08-29 08:23:13,281 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2021-08-29 08:23:13,282 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process
[2021-08-29 08:23:13,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-29 08:23:13,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 8 conjunts are in the unsatisfiable core
[2021-08-29 08:23:13,336 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2021-08-29 08:23:13,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-29 08:23:13,429 INFO L328 TraceCheckSpWp]: Computing backward predicates...
[2021-08-29 08:23:13,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-29 08:23:13,511 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2021-08-29 08:23:13,511 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1797140251]
[2021-08-29 08:23:13,511 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1797140251] provided 2 perfect and 0 imperfect interpolant sequences
[2021-08-29 08:23:13,511 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2021-08-29 08:23:13,511 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8
[2021-08-29 08:23:13,511 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259766928]
[2021-08-29 08:23:13,512 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2021-08-29 08:23:13,512 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2021-08-29 08:23:13,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2021-08-29 08:23:13,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2021-08-29 08:23:13,513 INFO L87 Difference]: Start difference. First operand 31 states and 42 transitions. Second operand has 8 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 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)
[2021-08-29 08:23:13,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-08-29 08:23:13,935 INFO L93 Difference]: Finished difference Result 55 states and 66 transitions.
[2021-08-29 08:23:13,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2021-08-29 08:23:13,936 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 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
[2021-08-29 08:23:13,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2021-08-29 08:23:13,936 INFO L225 Difference]: With dead ends: 55
[2021-08-29 08:23:13,936 INFO L226 Difference]: Without dead ends: 34
[2021-08-29 08:23:13,937 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 67.93ms TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72
[2021-08-29 08:23:13,937 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 13 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 365.63ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.29ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 102 IncrementalHoareTripleChecker+Unchecked, 405.33ms IncrementalHoareTripleChecker+Time
[2021-08-29 08:23:13,938 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 0 Invalid, 189 Unknown, 0 Unchecked, 1.29ms Time], IncrementalHoareTripleChecker [3 Valid, 84 Invalid, 0 Unknown, 102 Unchecked, 405.33ms Time]
[2021-08-29 08:23:13,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states.
[2021-08-29 08:23:13,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 22.
[2021-08-29 08:23:13,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 21 states have (on average 1.1904761904761905) internal successors, (25), 21 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)
[2021-08-29 08:23:13,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 25 transitions.
[2021-08-29 08:23:13,940 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 25 transitions. Word has length 12
[2021-08-29 08:23:13,940 INFO L84 Accepts]: Finished accepts. word is rejected.
[2021-08-29 08:23:13,940 INFO L470 AbstractCegarLoop]: Abstraction has 22 states and 25 transitions.
[2021-08-29 08:23:13,940 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 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)
[2021-08-29 08:23:13,940 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions.
[2021-08-29 08:23:13,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2021-08-29 08:23:13,941 INFO L505 BasicCegarLoop]: Found error trace
[2021-08-29 08:23:13,941 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-29 08:23:13,951 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0
[2021-08-29 08:23:14,141 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3
[2021-08-29 08:23:14,141 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-29 08:23:14,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-08-29 08:23:14,142 INFO L82 PathProgramCache]: Analyzing trace with hash -649381144, now seen corresponding path program 1 times
[2021-08-29 08:23:14,143 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF
[2021-08-29 08:23:14,143 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [361836177]
[2021-08-29 08:23:14,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-29 08:23:14,143 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3
[2021-08-29 08:23:14,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2021-08-29 08:23:14,144 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2021-08-29 08:23:14,144 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process
[2021-08-29 08:23:14,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-29 08:23:14,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjunts are in the unsatisfiable core
[2021-08-29 08:23:14,233 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2021-08-29 08:23:14,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-29 08:23:14,353 INFO L328 TraceCheckSpWp]: Computing backward predicates...
[2021-08-29 08:23:17,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-29 08:23:17,049 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2021-08-29 08:23:17,049 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [361836177]
[2021-08-29 08:23:17,049 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [361836177] provided 2 perfect and 0 imperfect interpolant sequences
[2021-08-29 08:23:17,049 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2021-08-29 08:23:17,050 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5
[2021-08-29 08:23:17,050 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823292861]
[2021-08-29 08:23:17,050 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2021-08-29 08:23:17,050 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2021-08-29 08:23:17,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-08-29 08:23:17,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30
[2021-08-29 08:23:17,051 INFO L87 Difference]: Start difference. First operand 22 states and 25 transitions. Second operand has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 5 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)
[2021-08-29 08:23:19,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-08-29 08:23:19,063 INFO L93 Difference]: Finished difference Result 34 states and 37 transitions.
[2021-08-29 08:23:19,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2021-08-29 08:23:19,089 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 5 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) Word has length 15
[2021-08-29 08:23:19,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2021-08-29 08:23:19,090 INFO L225 Difference]: With dead ends: 34
[2021-08-29 08:23:19,090 INFO L226 Difference]: Without dead ends: 22
[2021-08-29 08:23:19,090 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1176.08ms TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30
[2021-08-29 08:23:19,091 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 41 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1900.61ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.07ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2006.44ms IncrementalHoareTripleChecker+Time
[2021-08-29 08:23:19,091 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [41 Valid, 0 Invalid, 50 Unknown, 0 Unchecked, 1.07ms Time], IncrementalHoareTripleChecker [0 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 2006.44ms Time]
[2021-08-29 08:23:19,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states.
[2021-08-29 08:23:19,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22.
[2021-08-29 08:23:19,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 21 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)
[2021-08-29 08:23:19,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 24 transitions.
[2021-08-29 08:23:19,093 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 24 transitions. Word has length 15
[2021-08-29 08:23:19,094 INFO L84 Accepts]: Finished accepts. word is rejected.
[2021-08-29 08:23:19,094 INFO L470 AbstractCegarLoop]: Abstraction has 22 states and 24 transitions.
[2021-08-29 08:23:19,094 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 5 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)
[2021-08-29 08:23:19,094 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions.
[2021-08-29 08:23:19,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2021-08-29 08:23:19,094 INFO L505 BasicCegarLoop]: Found error trace
[2021-08-29 08:23:19,094 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-29 08:23:19,106 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0
[2021-08-29 08:23:19,308 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3
[2021-08-29 08:23:19,309 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-29 08:23:19,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-08-29 08:23:19,310 INFO L82 PathProgramCache]: Analyzing trace with hash -1381924140, now seen corresponding path program 1 times
[2021-08-29 08:23:19,310 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF
[2021-08-29 08:23:19,310 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1295180736]
[2021-08-29 08:23:19,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-29 08:23:19,310 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3
[2021-08-29 08:23:19,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2021-08-29 08:23:19,325 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2021-08-29 08:23:19,341 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process
[2021-08-29 08:23:19,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-29 08:23:19,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 7 conjunts are in the unsatisfiable core
[2021-08-29 08:23:19,517 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2021-08-29 08:23:19,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-29 08:23:19,640 INFO L328 TraceCheckSpWp]: Computing backward predicates...
[2021-08-29 08:23:19,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-29 08:23:19,707 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2021-08-29 08:23:19,707 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1295180736]
[2021-08-29 08:23:19,708 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1295180736] provided 2 perfect and 0 imperfect interpolant sequences
[2021-08-29 08:23:19,708 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2021-08-29 08:23:19,708 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6
[2021-08-29 08:23:19,708 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705649947]
[2021-08-29 08:23:19,708 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2021-08-29 08:23:19,708 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2021-08-29 08:23:19,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-08-29 08:23:19,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30
[2021-08-29 08:23:19,709 INFO L87 Difference]: Start difference. First operand 22 states and 24 transitions. Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 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)
[2021-08-29 08:23:19,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-08-29 08:23:19,789 INFO L93 Difference]: Finished difference Result 46 states and 48 transitions.
[2021-08-29 08:23:19,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2021-08-29 08:23:19,790 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 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) Word has length 16
[2021-08-29 08:23:19,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2021-08-29 08:23:19,790 INFO L225 Difference]: With dead ends: 46
[2021-08-29 08:23:19,790 INFO L226 Difference]: Without dead ends: 34
[2021-08-29 08:23:19,790 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 36.89ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42
[2021-08-29 08:23:19,791 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 13 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 56.36ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.36ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 49 IncrementalHoareTripleChecker+Unchecked, 64.37ms IncrementalHoareTripleChecker+Time
[2021-08-29 08:23:19,791 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 0 Invalid, 97 Unknown, 0 Unchecked, 0.36ms Time], IncrementalHoareTripleChecker [1 Valid, 47 Invalid, 0 Unknown, 49 Unchecked, 64.37ms Time]
[2021-08-29 08:23:19,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states.
[2021-08-29 08:23:19,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 22.
[2021-08-29 08:23:19,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 21 states have (on average 1.0952380952380953) internal successors, (23), 21 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)
[2021-08-29 08:23:19,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 23 transitions.
[2021-08-29 08:23:19,794 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 23 transitions. Word has length 16
[2021-08-29 08:23:19,794 INFO L84 Accepts]: Finished accepts. word is rejected.
[2021-08-29 08:23:19,794 INFO L470 AbstractCegarLoop]: Abstraction has 22 states and 23 transitions.
[2021-08-29 08:23:19,794 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 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)
[2021-08-29 08:23:19,794 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions.
[2021-08-29 08:23:19,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2021-08-29 08:23:19,794 INFO L505 BasicCegarLoop]: Found error trace
[2021-08-29 08:23:19,794 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-29 08:23:19,809 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0
[2021-08-29 08:23:20,004 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3
[2021-08-29 08:23:20,005 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-29 08:23:20,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-08-29 08:23:20,005 INFO L82 PathProgramCache]: Analyzing trace with hash 461150674, now seen corresponding path program 1 times
[2021-08-29 08:23:20,006 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF
[2021-08-29 08:23:20,006 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1162313781]
[2021-08-29 08:23:20,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-29 08:23:20,006 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3
[2021-08-29 08:23:20,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2021-08-29 08:23:20,008 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2021-08-29 08:23:20,010 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process
[2021-08-29 08:23:20,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-29 08:23:20,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 8 conjunts are in the unsatisfiable core
[2021-08-29 08:23:20,142 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2021-08-29 08:23:20,207 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 28
[2021-08-29 08:23:20,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-29 08:23:20,386 INFO L328 TraceCheckSpWp]: Computing backward predicates...
[2021-08-29 08:23:20,542 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 31 treesize of output 29
[2021-08-29 08:23:20,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-29 08:23:20,614 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2021-08-29 08:23:20,614 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1162313781]
[2021-08-29 08:23:20,614 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1162313781] provided 2 perfect and 0 imperfect interpolant sequences
[2021-08-29 08:23:20,614 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2021-08-29 08:23:20,615 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6
[2021-08-29 08:23:20,615 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742244050]
[2021-08-29 08:23:20,615 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2021-08-29 08:23:20,615 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2021-08-29 08:23:20,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-08-29 08:23:20,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30
[2021-08-29 08:23:20,617 INFO L87 Difference]: Start difference. First operand 22 states and 23 transitions. Second operand has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 6 states have internal predecessors, (26), 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)
[2021-08-29 08:23:20,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-08-29 08:23:20,687 INFO L93 Difference]: Finished difference Result 34 states and 35 transitions.
[2021-08-29 08:23:20,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2021-08-29 08:23:20,689 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 6 states have internal predecessors, (26), 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
[2021-08-29 08:23:20,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2021-08-29 08:23:20,689 INFO L225 Difference]: With dead ends: 34
[2021-08-29 08:23:20,689 INFO L226 Difference]: Without dead ends: 22
[2021-08-29 08:23:20,690 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 34.69ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42
[2021-08-29 08:23:20,690 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 1 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 51.05ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.25ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 20 IncrementalHoareTripleChecker+Unchecked, 57.81ms IncrementalHoareTripleChecker+Time
[2021-08-29 08:23:20,690 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 0 Invalid, 62 Unknown, 0 Unchecked, 0.25ms Time], IncrementalHoareTripleChecker [0 Valid, 42 Invalid, 0 Unknown, 20 Unchecked, 57.81ms Time]
[2021-08-29 08:23:20,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states.
[2021-08-29 08:23:20,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22.
[2021-08-29 08:23:20,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 21 states have (on average 1.0476190476190477) internal successors, (22), 21 states have internal predecessors, (22), 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)
[2021-08-29 08:23:20,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 22 transitions.
[2021-08-29 08:23:20,692 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 22 transitions. Word has length 17
[2021-08-29 08:23:20,692 INFO L84 Accepts]: Finished accepts. word is rejected.
[2021-08-29 08:23:20,692 INFO L470 AbstractCegarLoop]: Abstraction has 22 states and 22 transitions.
[2021-08-29 08:23:20,692 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 6 states have internal predecessors, (26), 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)
[2021-08-29 08:23:20,693 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 22 transitions.
[2021-08-29 08:23:20,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2021-08-29 08:23:20,693 INFO L505 BasicCegarLoop]: Found error trace
[2021-08-29 08:23:20,693 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-29 08:23:20,735 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0
[2021-08-29 08:23:20,893 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3
[2021-08-29 08:23:20,894 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-29 08:23:20,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-08-29 08:23:20,894 INFO L82 PathProgramCache]: Analyzing trace with hash -348195952, now seen corresponding path program 1 times
[2021-08-29 08:23:20,894 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF
[2021-08-29 08:23:20,894 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1352724225]
[2021-08-29 08:23:20,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-29 08:23:20,894 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3
[2021-08-29 08:23:20,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2021-08-29 08:23:20,910 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2021-08-29 08:23:20,912 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process
[2021-08-29 08:23:21,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-29 08:23:21,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 13 conjunts are in the unsatisfiable core
[2021-08-29 08:23:21,064 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2021-08-29 08:23:21,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 34
[2021-08-29 08:23:21,423 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-29 08:23:21,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 95 treesize of output 85
[2021-08-29 08:23:21,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 31
[2021-08-29 08:23:21,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-29 08:23:21,524 INFO L328 TraceCheckSpWp]: Computing backward predicates...
[2021-08-29 08:23:21,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-29 08:23:21,601 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2021-08-29 08:23:21,601 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1352724225]
[2021-08-29 08:23:21,601 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1352724225] provided 2 perfect and 0 imperfect interpolant sequences
[2021-08-29 08:23:21,601 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2021-08-29 08:23:21,601 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 6] imperfect sequences [] total 10
[2021-08-29 08:23:21,601 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886228529]
[2021-08-29 08:23:21,601 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2021-08-29 08:23:21,601 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2021-08-29 08:23:21,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2021-08-29 08:23:21,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90
[2021-08-29 08:23:21,602 INFO L87 Difference]: Start difference. First operand 22 states and 22 transitions. Second operand has 10 states, 10 states have (on average 3.0) internal successors, (30), 10 states have internal predecessors, (30), 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)
[2021-08-29 08:23:21,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-08-29 08:23:21,727 INFO L93 Difference]: Finished difference Result 25 states and 24 transitions.
[2021-08-29 08:23:21,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2021-08-29 08:23:21,728 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 3.0) internal successors, (30), 10 states have internal predecessors, (30), 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
[2021-08-29 08:23:21,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2021-08-29 08:23:21,728 INFO L225 Difference]: With dead ends: 25
[2021-08-29 08:23:21,729 INFO L226 Difference]: Without dead ends: 22
[2021-08-29 08:23:21,729 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 23 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 128.47ms TimeCoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156
[2021-08-29 08:23:21,729 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 22 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 62.19ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.47ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 46 IncrementalHoareTripleChecker+Unchecked, 68.67ms IncrementalHoareTripleChecker+Time
[2021-08-29 08:23:21,729 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [22 Valid, 0 Invalid, 78 Unknown, 0 Unchecked, 0.47ms Time], IncrementalHoareTripleChecker [1 Valid, 31 Invalid, 0 Unknown, 46 Unchecked, 68.67ms Time]
[2021-08-29 08:23:21,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states.
[2021-08-29 08:23:21,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22.
[2021-08-29 08:23:21,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 21 states have (on average 1.0) internal successors, (21), 21 states have internal predecessors, (21), 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)
[2021-08-29 08:23:21,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 21 transitions.
[2021-08-29 08:23:21,733 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 21 transitions. Word has length 17
[2021-08-29 08:23:21,733 INFO L84 Accepts]: Finished accepts. word is rejected.
[2021-08-29 08:23:21,733 INFO L470 AbstractCegarLoop]: Abstraction has 22 states and 21 transitions.
[2021-08-29 08:23:21,733 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.0) internal successors, (30), 10 states have internal predecessors, (30), 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)
[2021-08-29 08:23:21,733 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 21 transitions.
[2021-08-29 08:23:21,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2021-08-29 08:23:21,734 INFO L505 BasicCegarLoop]: Found error trace
[2021-08-29 08:23:21,734 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]
[2021-08-29 08:23:21,777 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0
[2021-08-29 08:23:21,936 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3
[2021-08-29 08:23:21,937 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-29 08:23:21,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-08-29 08:23:21,937 INFO L82 PathProgramCache]: Analyzing trace with hash -475618843, now seen corresponding path program 1 times
[2021-08-29 08:23:21,937 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF
[2021-08-29 08:23:21,937 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [795975692]
[2021-08-29 08:23:21,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-29 08:23:21,938 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3
[2021-08-29 08:23:21,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2021-08-29 08:23:21,941 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2021-08-29 08:23:21,943 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process
[2021-08-29 08:23:22,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-29 08:23:22,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 19 conjunts are in the unsatisfiable core
[2021-08-29 08:23:22,149 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2021-08-29 08:23:22,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 34
[2021-08-29 08:23:22,499 INFO L354 Elim1Store]: treesize reduction 28, result has 40.4 percent of original size
[2021-08-29 08:23:22,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 84 treesize of output 90
[2021-08-29 08:23:26,053 INFO L354 Elim1Store]: treesize reduction 9, result has 47.1 percent of original size
[2021-08-29 08:23:26,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 91 treesize of output 59
[2021-08-29 08:23:26,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-29 08:23:26,420 INFO L328 TraceCheckSpWp]: Computing backward predicates...
[2021-08-29 08:23:27,037 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-29 08:23:27,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 112 treesize of output 91
[2021-08-29 08:23:27,047 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-29 08:23:27,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 89
[2021-08-29 08:23:27,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11
[2021-08-29 08:23:29,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-29 08:23:29,600 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2021-08-29 08:23:29,600 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [795975692]
[2021-08-29 08:23:29,600 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [795975692] provided 2 perfect and 0 imperfect interpolant sequences
[2021-08-29 08:23:29,600 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2021-08-29 08:23:29,600 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11, 11] imperfect sequences [] total 18
[2021-08-29 08:23:29,600 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592440521]
[2021-08-29 08:23:29,601 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states
[2021-08-29 08:23:29,601 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2021-08-29 08:23:29,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants.
[2021-08-29 08:23:29,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=263, Unknown=1, NotChecked=0, Total=306
[2021-08-29 08:23:29,601 INFO L87 Difference]: Start difference. First operand 22 states and 21 transitions. Second operand has 18 states, 18 states have (on average 2.111111111111111) internal successors, (38), 18 states have internal predecessors, (38), 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)
[2021-08-29 08:23:29,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-08-29 08:23:29,743 INFO L93 Difference]: Finished difference Result 22 states and 21 transitions.
[2021-08-29 08:23:29,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states.
[2021-08-29 08:23:29,744 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 2.111111111111111) internal successors, (38), 18 states have internal predecessors, (38), 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 21
[2021-08-29 08:23:29,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2021-08-29 08:23:29,744 INFO L225 Difference]: With dead ends: 22
[2021-08-29 08:23:29,744 INFO L226 Difference]: Without dead ends: 0
[2021-08-29 08:23:29,744 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 3218.81ms TimeCoverageRelationStatistics Valid=54, Invalid=325, Unknown=1, NotChecked=0, Total=380
[2021-08-29 08:23:29,745 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 2 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 50.17ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.28ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 46 IncrementalHoareTripleChecker+Unchecked, 60.49ms IncrementalHoareTripleChecker+Time
[2021-08-29 08:23:29,745 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 0 Invalid, 62 Unknown, 0 Unchecked, 0.28ms Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 46 Unchecked, 60.49ms Time]
[2021-08-29 08:23:29,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2021-08-29 08:23:29,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2021-08-29 08:23:29,746 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)
[2021-08-29 08:23:29,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2021-08-29 08:23:29,746 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21
[2021-08-29 08:23:29,746 INFO L84 Accepts]: Finished accepts. word is rejected.
[2021-08-29 08:23:29,746 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2021-08-29 08:23:29,746 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 2.111111111111111) internal successors, (38), 18 states have internal predecessors, (38), 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)
[2021-08-29 08:23:29,746 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2021-08-29 08:23:29,746 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2021-08-29 08:23:29,748 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2021-08-29 08:23:29,784 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Ended with exit code 0
[2021-08-29 08:23:29,959 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3
[2021-08-29 08:23:29,961 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2021-08-29 08:23:29,971 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms
[2021-08-29 08:23:30,019 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms
[2021-08-29 08:23:30,037 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms
[2021-08-29 08:23:30,049 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms
[2021-08-29 08:23:30,067 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms
[2021-08-29 08:23:30,156 INFO L858 garLoopResultBuilder]: For program point L60(lines 60 67) no Hoare annotation was computed.
[2021-08-29 08:23:30,156 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed.
[2021-08-29 08:23:30,156 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed.
[2021-08-29 08:23:30,156 INFO L858 garLoopResultBuilder]: For program point L28(lines 28 71) no Hoare annotation was computed.
[2021-08-29 08:23:30,156 INFO L854 garLoopResultBuilder]: At program point L78(lines 18 79) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 11 53)))) (and (= ULTIMATE.start_floor_double_~x .cse0) (= |ULTIMATE.start_floor_double_#res| .cse0) (exists ((|v_ULTIMATE.start_floor_double_~#ew_u~0.base_20| (_ BitVec 32)) (|v_ULTIMATE.start_floor_double_~#iw_u~0.base_15| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_10| (_ BitVec 64))) (let ((.cse5 (select |#memory_int| |v_ULTIMATE.start_floor_double_~#iw_u~0.base_15|)) (.cse1 (select |#memory_int| |v_ULTIMATE.start_floor_double_~#ew_u~0.base_20|))) (let ((.cse2 (select .cse1 (_ bv4 32))) (.cse3 (select .cse5 (_ bv4 32)))) (and (or (= |v_ULTIMATE.start_floor_double_~#ew_u~0.base_20| |v_ULTIMATE.start_floor_double_~#iw_u~0.base_15|) (= (select .cse1 (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_10|))) (= .cse2 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_10|)) (= .cse3 .cse2) (= (let ((.cse4 (concat .cse3 (select .cse5 (_ bv0 32))))) (fp ((_ extract 63 63) .cse4) ((_ extract 62 52) .cse4) ((_ extract 51 0) .cse4))) |ULTIMATE.start_floor_double_#res|) (= (fp.neg (_ +zero 11 53)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_10|))))))) (= ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0) ~huge_floor~0) (= currentRoundingMode roundNearestTiesToEven)))
[2021-08-29 08:23:30,156 INFO L858 garLoopResultBuilder]: For program point L29(lines 29 48) no Hoare annotation was computed.
[2021-08-29 08:23:30,156 INFO L858 garLoopResultBuilder]: For program point L21-1(lines 21 26) no Hoare annotation was computed.
[2021-08-29 08:23:30,157 INFO L854 garLoopResultBuilder]: At program point L21-2(lines 21 26) the Hoare annotation is: (and (= ULTIMATE.start_floor_double_~x (fp.neg (_ +zero 11 53))) (= ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0) ~huge_floor~0) (= currentRoundingMode roundNearestTiesToEven))
[2021-08-29 08:23:30,157 INFO L858 garLoopResultBuilder]: For program point L21-3(lines 21 26) no Hoare annotation was computed.
[2021-08-29 08:23:30,157 INFO L858 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed.
[2021-08-29 08:23:30,157 INFO L858 garLoopResultBuilder]: For program point L104-2(lines 104 107) no Hoare annotation was computed.
[2021-08-29 08:23:30,157 INFO L858 garLoopResultBuilder]: For program point L30(lines 30 37) no Hoare annotation was computed.
[2021-08-29 08:23:30,157 INFO L858 garLoopResultBuilder]: For program point L105(line 105) no Hoare annotation was computed.
[2021-08-29 08:23:30,157 INFO L858 garLoopResultBuilder]: For program point L72(lines 72 77) no Hoare annotation was computed.
[2021-08-29 08:23:30,157 INFO L858 garLoopResultBuilder]: For program point L72-1(lines 18 79) no Hoare annotation was computed.
[2021-08-29 08:23:30,157 INFO L858 garLoopResultBuilder]: For program point L72-2(lines 72 77) no Hoare annotation was computed.
[2021-08-29 08:23:30,157 INFO L858 garLoopResultBuilder]: For program point L64(lines 64 65) no Hoare annotation was computed.
[2021-08-29 08:23:30,157 INFO L858 garLoopResultBuilder]: For program point L31(lines 31 36) no Hoare annotation was computed.
[2021-08-29 08:23:30,157 INFO L858 garLoopResultBuilder]: For program point L64-2(lines 64 65) no Hoare annotation was computed.
[2021-08-29 08:23:30,157 INFO L858 garLoopResultBuilder]: For program point L56(lines 56 57) no Hoare annotation was computed.
[2021-08-29 08:23:30,157 INFO L858 garLoopResultBuilder]: For program point L40(lines 40 41) no Hoare annotation was computed.
[2021-08-29 08:23:30,157 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed.
[2021-08-29 08:23:30,157 INFO L854 garLoopResultBuilder]: At program point L90(lines 81 91) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 11 53)))) (and |ULTIMATE.start_main_#t~short13| (= ULTIMATE.start_floor_double_~x .cse0) (= |ULTIMATE.start_floor_double_#res| .cse0) (= ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0) ~huge_floor~0) (= |ULTIMATE.start___signbit_double_#res| (_ bv1 32)) (= currentRoundingMode roundNearestTiesToEven)))
[2021-08-29 08:23:30,158 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 105) no Hoare annotation was computed.
[2021-08-29 08:23:30,158 INFO L858 garLoopResultBuilder]: For program point L49(lines 49 71) no Hoare annotation was computed.
[2021-08-29 08:23:30,158 INFO L858 garLoopResultBuilder]: For program point L33(lines 33 36) no Hoare annotation was computed.
[2021-08-29 08:23:30,158 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed.
[2021-08-29 08:23:30,158 INFO L858 garLoopResultBuilder]: For program point L58(lines 58 70) no Hoare annotation was computed.
[2021-08-29 08:23:30,158 INFO L858 garLoopResultBuilder]: For program point L50(lines 50 53) no Hoare annotation was computed.
[2021-08-29 08:23:30,158 INFO L858 garLoopResultBuilder]: For program point L42(lines 42 47) no Hoare annotation was computed.
[2021-08-29 08:23:30,158 INFO L858 garLoopResultBuilder]: For program point L59(lines 59 68) no Hoare annotation was computed.
[2021-08-29 08:23:30,158 INFO L858 garLoopResultBuilder]: For program point L59-1(lines 59 68) no Hoare annotation was computed.
[2021-08-29 08:23:30,158 INFO L858 garLoopResultBuilder]: For program point L84-1(lines 84 88) no Hoare annotation was computed.
[2021-08-29 08:23:30,158 INFO L854 garLoopResultBuilder]: At program point L84-2(lines 84 88) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 11 53)))) (and |ULTIMATE.start_main_#t~short13| (= ULTIMATE.start_floor_double_~x .cse0) (exists ((|v_ULTIMATE.start_floor_double_~#ew_u~0.base_20| (_ BitVec 32)) (|v_ULTIMATE.start_floor_double_~#iw_u~0.base_15| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_10| (_ BitVec 64))) (let ((.cse5 (select |#memory_int| |v_ULTIMATE.start_floor_double_~#iw_u~0.base_15|)) (.cse1 (select |#memory_int| |v_ULTIMATE.start_floor_double_~#ew_u~0.base_20|))) (let ((.cse2 (select .cse1 (_ bv4 32))) (.cse3 (select .cse5 (_ bv4 32)))) (and (or (= |v_ULTIMATE.start_floor_double_~#ew_u~0.base_20| |v_ULTIMATE.start_floor_double_~#iw_u~0.base_15|) (= (select .cse1 (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_10|))) (= .cse2 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_10|)) (= .cse3 .cse2) (= ULTIMATE.start___signbit_double_~x (let ((.cse4 (concat .cse3 (select .cse5 (_ bv0 32))))) (fp ((_ extract 63 63) .cse4) ((_ extract 62 52) .cse4) ((_ extract 51 0) .cse4)))) (= (fp.neg (_ +zero 11 53)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_10|))))))) (= |ULTIMATE.start_floor_double_#res| .cse0) (= ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0) ~huge_floor~0) (= currentRoundingMode roundNearestTiesToEven)))
[2021-08-29 08:23:30,158 INFO L858 garLoopResultBuilder]: For program point L84-3(lines 84 88) no Hoare annotation was computed.
[2021-08-29 08:23:30,158 INFO L861 garLoopResultBuilder]: At program point L109(lines 93 110) the Hoare annotation is: true
[2021-08-29 08:23:30,158 INFO L858 garLoopResultBuilder]: For program point L43(lines 43 44) no Hoare annotation was computed.
[2021-08-29 08:23:30,158 INFO L858 garLoopResultBuilder]: For program point L43-2(lines 43 44) no Hoare annotation was computed.
[2021-08-29 08:23:30,162 INFO L179 ceAbstractionStarter]: Computing trace abstraction results
[2021-08-29 08:23:30,169 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,170 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,170 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,170 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,170 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,171 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,171 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,171 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,171 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,171 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,171 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,171 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,172 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,174 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,174 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,174 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,174 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,176 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven
[2021-08-29 08:23:30,180 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,180 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,181 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,181 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,181 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,181 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,181 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,181 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,181 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,181 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,181 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,181 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,181 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,181 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,182 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,182 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,182 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,182 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven
[2021-08-29 08:23:30,183 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven
[2021-08-29 08:23:30,183 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven
[2021-08-29 08:23:30,184 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,184 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,184 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,184 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,184 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,185 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,185 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,185 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,185 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,185 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,185 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,185 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,186 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,186 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,186 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,186 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,186 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,186 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven
[2021-08-29 08:23:30,187 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,187 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,187 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,187 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,187 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,187 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,191 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,191 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,192 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,192 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,192 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,192 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,192 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,192 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,192 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,193 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,193 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,193 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven
[2021-08-29 08:23:30,194 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven
[2021-08-29 08:23:30,194 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven
[2021-08-29 08:23:30,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 08:23:30 BoogieIcfgContainer
[2021-08-29 08:23:30,195 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2021-08-29 08:23:30,195 INFO L113 PluginConnector]: ------------------------Witness Printer----------------------------
[2021-08-29 08:23:30,195 INFO L271 PluginConnector]: Initializing Witness Printer...
[2021-08-29 08:23:30,195 INFO L275 PluginConnector]: Witness Printer initialized
[2021-08-29 08:23:30,196 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:23:10" (3/4) ...
[2021-08-29 08:23:30,198 INFO L137 WitnessPrinter]: Generating witness for correct program
[2021-08-29 08:23:30,205 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges
[2021-08-29 08:23:30,205 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges
[2021-08-29 08:23:30,205 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2021-08-29 08:23:30,206 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2021-08-29 08:23:30,220 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_ULTIMATE.start_floor_double_~#ew_u~0.base_20 : bv32, v_ULTIMATE.start_floor_double_~#iw_u~0.base_15 : bv32, v_skolemized_q#valueAsBitvector_10 : bv64 :: ((((v_ULTIMATE.start_floor_double_~#ew_u~0.base_20 == v_ULTIMATE.start_floor_double_~#iw_u~0.base_15 || unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20][0bv32] == v_skolemized_q#valueAsBitvector_10[31:0]) && unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20][4bv32] == v_skolemized_q#valueAsBitvector_10[63:32]) && unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15][4bv32] == unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20][4bv32]) && ~fp~LONGDOUBLE((unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15][0bv32])[63:63], (unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15][0bv32])[62:52], (unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15][0bv32])[51:0]) == \result) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_10[63:63], v_skolemized_q#valueAsBitvector_10[62:52], v_skolemized_q#valueAsBitvector_10[51:0]))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E300) == huge_floor) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven
[2021-08-29 08:23:30,221 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((aux-res == -0.0 && __signbit_double(res) == 1-aux && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_ULTIMATE.start_floor_double_~#ew_u~0.base_20 : bv32, v_ULTIMATE.start_floor_double_~#iw_u~0.base_15 : bv32, v_skolemized_q#valueAsBitvector_10 : bv64 :: ((((v_ULTIMATE.start_floor_double_~#ew_u~0.base_20 == v_ULTIMATE.start_floor_double_~#iw_u~0.base_15 || unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20][0bv32] == v_skolemized_q#valueAsBitvector_10[31:0]) && unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20][4bv32] == v_skolemized_q#valueAsBitvector_10[63:32]) && unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15][4bv32] == unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20][4bv32]) && x == ~fp~LONGDOUBLE((unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15][0bv32])[63:63], (unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15][0bv32])[62:52], (unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15][0bv32])[51:0])) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_10[63:63], v_skolemized_q#valueAsBitvector_10[62:52], v_skolemized_q#valueAsBitvector_10[51:0]))) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E300) == huge_floor) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven
[2021-08-29 08:23:30,221 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((aux-res == -0.0 && __signbit_double(res) == 1-aux && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E300) == huge_floor) && \result == 1bv32) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven
[2021-08-29 08:23:30,234 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml
[2021-08-29 08:23:30,235 INFO L132 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2021-08-29 08:23:30,235 INFO L158 Benchmark]: Toolchain (without parser) took 20541.75ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 36.5MB in the beginning and 49.3MB in the end (delta: -12.8MB). Peak memory consumption was 1.8MB. Max. memory is 16.1GB.
[2021-08-29 08:23:30,235 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 58.7MB. Free memory was 40.0MB in the beginning and 39.9MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB.
[2021-08-29 08:23:30,236 INFO L158 Benchmark]: CACSL2BoogieTranslator took 239.78ms. Allocated memory is still 58.7MB. Free memory was 36.4MB in the beginning and 40.2MB in the end (delta: -3.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2021-08-29 08:23:30,236 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.39ms. Allocated memory is still 58.7MB. Free memory was 40.2MB in the beginning and 38.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB.
[2021-08-29 08:23:30,236 INFO L158 Benchmark]: Boogie Preprocessor took 54.26ms. Allocated memory is still 58.7MB. Free memory was 38.5MB in the beginning and 36.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2021-08-29 08:23:30,236 INFO L158 Benchmark]: RCFGBuilder took 231.69ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 36.8MB in the beginning and 54.6MB in the end (delta: -17.8MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB.
[2021-08-29 08:23:30,237 INFO L158 Benchmark]: TraceAbstraction took 19928.03ms. Allocated memory is still 73.4MB. Free memory was 54.3MB in the beginning and 52.8MB in the end (delta: 1.4MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB.
[2021-08-29 08:23:30,237 INFO L158 Benchmark]: Witness Printer took 39.70ms. Allocated memory is still 73.4MB. Free memory was 52.8MB in the beginning and 49.3MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2021-08-29 08:23:30,238 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.15ms. Allocated memory is still 58.7MB. Free memory was 40.0MB in the beginning and 39.9MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 239.78ms. Allocated memory is still 58.7MB. Free memory was 36.4MB in the beginning and 40.2MB in the end (delta: -3.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 42.39ms. Allocated memory is still 58.7MB. Free memory was 40.2MB in the beginning and 38.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 54.26ms. Allocated memory is still 58.7MB. Free memory was 38.5MB in the beginning and 36.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 231.69ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 36.8MB in the beginning and 54.6MB in the end (delta: -17.8MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB.
* TraceAbstraction took 19928.03ms. Allocated memory is still 73.4MB. Free memory was 54.3MB in the beginning and 52.8MB in the end (delta: 1.4MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB.
* Witness Printer took 39.70ms. Allocated memory is still 73.4MB. Free memory was 52.8MB in the beginning and 49.3MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* 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_floor_double_~#ew_u~0.base_20,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,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_floor_double_~#ew_u~0.base_20,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,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_floor_double_~#ew_u~0.base_20,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,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_floor_double_~#ew_u~0.base_20,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,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
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: ErrorAutomatonStatistics
NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.00ms ErrorAutomatonConstructionTimeTotal, 0.00ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.00ms ErrorAutomatonConstructionTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
- PositiveResult [Line: 105]: 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, 38 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 19860.11ms, OverallIterations: 8, TraceHistogramMax: 1, EmptinessCheckTime: 9.27ms, AutomataDifference: 4789.34ms, DeadEndRemovalTime: 0.00ms, HoareAnnotationTime: 195.76ms, InitialAbstractionConstructionTime: 5.83ms, PartialOrderReductionTime: 0.00ms, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 105 SdHoareTripleChecker+Valid, 4465.58ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 105 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 4147.92ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 317 IncrementalHoareTripleChecker+Unchecked, 415 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 502 IncrementalHoareTripleChecker+Invalid, 826 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 0 mSDtfsCounter, 502 mSolverCounterSat, 6.64ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 235 GetRequests, 177 SyntacticMatches, 1 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 4750.48ms Time, 0.00ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=38occurred in iteration=0, InterpolantAutomatonStates: 51, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.00ms DumpTime, AutomataMinimizationStatistics: 29.92ms AutomataMinimizationTime, 8 MinimizatonAttempts, 36 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.00ms HoareAnnotationTime, 5 LocationsWithAnnotation, 5 PreInvPairs, 10 NumberOfFragments, 234 HoareAnnotationTreeSize, 5 FomulaSimplifications, 45 FormulaSimplificationTreeSizeReduction, 105.97ms HoareSimplificationTime, 5 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 84.30ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 77.18ms SsaConstructionTime, 599.67ms SatisfiabilityAnalysisTime, 12151.24ms InterpolantComputationTime, 121 NumberOfCodeBlocks, 121 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 226 ConstructedInterpolants, 62 QuantifiedInterpolants, 2608 SizeOfPredicates, 52 NumberOfNonLiveVariables, 427 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 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: 93]: Loop Invariant
Derived loop invariant: 1
- InvariantResult [Line: 84]: Loop Invariant
[2021-08-29 08:23:30,250 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,251 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,251 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,251 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,251 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,251 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,251 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,251 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,251 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,252 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,252 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,252 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,252 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,252 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,252 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,252 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,253 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,253 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven
[2021-08-29 08:23:30,254 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,254 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,254 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,254 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,254 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,254 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,254 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,254 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,255 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,255 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,255 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,255 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,255 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,255 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,255 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,255 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,256 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,256 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven
Derived loop invariant: ((((aux-res == -0.0 && __signbit_double(res) == 1-aux && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_ULTIMATE.start_floor_double_~#ew_u~0.base_20 : bv32, v_ULTIMATE.start_floor_double_~#iw_u~0.base_15 : bv32, v_skolemized_q#valueAsBitvector_10 : bv64 :: ((((v_ULTIMATE.start_floor_double_~#ew_u~0.base_20 == v_ULTIMATE.start_floor_double_~#iw_u~0.base_15 || unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20][0bv32] == v_skolemized_q#valueAsBitvector_10[31:0]) && unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20][4bv32] == v_skolemized_q#valueAsBitvector_10[63:32]) && unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15][4bv32] == unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20][4bv32]) && x == ~fp~LONGDOUBLE((unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15][0bv32])[63:63], (unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15][0bv32])[62:52], (unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15][0bv32])[51:0])) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_10[63:63], v_skolemized_q#valueAsBitvector_10[62:52], v_skolemized_q#valueAsBitvector_10[51:0]))) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E300) == huge_floor) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven
- InvariantResult [Line: 81]: Loop Invariant
[2021-08-29 08:23:30,256 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven
[2021-08-29 08:23:30,257 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven
Derived loop invariant: ((((aux-res == -0.0 && __signbit_double(res) == 1-aux && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E300) == huge_floor) && \result == 1bv32) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven
- InvariantResult [Line: 18]: Loop Invariant
[2021-08-29 08:23:30,257 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,257 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,257 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,257 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,257 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,258 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,258 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,258 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,258 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,258 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,258 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,258 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,258 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,259 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,259 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,259 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,259 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,259 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven
[2021-08-29 08:23:30,260 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,260 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,260 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,260 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,260 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,260 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,260 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,261 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20,QUANTIFIED]
[2021-08-29 08:23:30,261 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,261 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,261 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,261 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,261 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,261 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15,QUANTIFIED]
[2021-08-29 08:23:30,261 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,262 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,262 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_10,QUANTIFIED]
[2021-08-29 08:23:30,262 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven
Derived loop invariant: (((x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_ULTIMATE.start_floor_double_~#ew_u~0.base_20 : bv32, v_ULTIMATE.start_floor_double_~#iw_u~0.base_15 : bv32, v_skolemized_q#valueAsBitvector_10 : bv64 :: ((((v_ULTIMATE.start_floor_double_~#ew_u~0.base_20 == v_ULTIMATE.start_floor_double_~#iw_u~0.base_15 || unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20][0bv32] == v_skolemized_q#valueAsBitvector_10[31:0]) && unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20][4bv32] == v_skolemized_q#valueAsBitvector_10[63:32]) && unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15][4bv32] == unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#ew_u~0.base_20][4bv32]) && ~fp~LONGDOUBLE((unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15][0bv32])[63:63], (unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15][0bv32])[62:52], (unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15][4bv32] ++ unknown-#memory_int-unknown[v_ULTIMATE.start_floor_double_~#iw_u~0.base_15][0bv32])[51:0]) == \result) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_10[63:63], v_skolemized_q#valueAsBitvector_10[62:52], v_skolemized_q#valueAsBitvector_10[51:0]))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E300) == huge_floor) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven
- InvariantResult [Line: 21]: Loop Invariant
[2021-08-29 08:23:30,262 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven
[2021-08-29 08:23:30,263 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven
Derived loop invariant: (x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E300) == huge_floor) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven
RESULT: Ultimate proved your program to be correct!
[2021-08-29 08:23:30,296 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...