./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF --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 b786ed311f07fa83d19e15eff80ed0c31b01d28b674f6a431fdb0a4267861a0f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:07:28,036 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:07:28,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:07:28,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:07:28,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:07:28,083 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:07:28,087 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:07:28,091 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:07:28,094 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:07:28,102 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:07:28,103 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:07:28,105 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:07:28,106 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:07:28,109 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:07:28,112 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:07:28,115 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:07:28,118 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:07:28,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:07:28,127 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:07:28,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:07:28,132 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:07:28,134 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:07:28,135 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:07:28,136 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:07:28,140 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:07:28,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:07:28,141 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:07:28,142 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:07:28,142 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:07:28,143 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:07:28,144 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:07:28,145 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:07:28,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:07:28,147 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:07:28,148 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:07:28,148 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:07:28,149 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:07:28,150 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:07:28,150 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:07:28,151 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:07:28,152 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:07:28,153 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-20 06:07:28,183 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:07:28,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:07:28,184 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:07:28,184 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:07:28,185 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:07:28,185 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:07:28,186 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:07:28,186 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:07:28,186 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:07:28,187 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:07:28,187 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 06:07:28,187 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:07:28,187 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 06:07:28,188 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:07:28,188 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 06:07:28,188 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:07:28,188 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 06:07:28,188 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 06:07:28,189 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 06:07:28,189 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:07:28,189 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 06:07:28,189 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:07:28,189 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:07:28,190 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:07:28,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:07:28,190 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:07:28,190 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:07:28,190 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 06:07:28,191 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:07:28,191 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 06:07:28,191 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 06:07:28,191 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 06:07:28,191 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 06:07:28,192 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:07:28,192 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b786ed311f07fa83d19e15eff80ed0c31b01d28b674f6a431fdb0a4267861a0f [2021-11-20 06:07:28,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:07:28,551 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:07:28,554 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:07:28,555 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:07:28,556 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:07:28,558 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c [2021-11-20 06:07:28,628 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/data/ea60390b1/87496d6b880b45c394747602b68c0d26/FLAG798287425 [2021-11-20 06:07:29,172 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:07:29,172 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c [2021-11-20 06:07:29,179 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/data/ea60390b1/87496d6b880b45c394747602b68c0d26/FLAG798287425 [2021-11-20 06:07:29,536 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/data/ea60390b1/87496d6b880b45c394747602b68c0d26 [2021-11-20 06:07:29,539 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:07:29,540 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:07:29,542 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:07:29,542 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:07:29,545 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:07:29,546 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:07:29" (1/1) ... [2021-11-20 06:07:29,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@618dc4c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:29, skipping insertion in model container [2021-11-20 06:07:29,548 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:07:29" (1/1) ... [2021-11-20 06:07:29,555 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:07:29,575 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:07:29,777 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c[1463,1476] [2021-11-20 06:07:29,787 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:07:29,795 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 06:07:29,821 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c[1463,1476] [2021-11-20 06:07:29,826 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:07:29,841 INFO L208 MainTranslator]: Completed translation [2021-11-20 06:07:29,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:29 WrapperNode [2021-11-20 06:07:29,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:07:29,843 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 06:07:29,843 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 06:07:29,843 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 06:07:29,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:29" (1/1) ... [2021-11-20 06:07:29,862 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:29" (1/1) ... [2021-11-20 06:07:29,889 INFO L137 Inliner]: procedures = 18, calls = 78, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 199 [2021-11-20 06:07:29,890 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 06:07:29,890 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 06:07:29,891 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 06:07:29,891 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 06:07:29,900 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:29" (1/1) ... [2021-11-20 06:07:29,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:29" (1/1) ... [2021-11-20 06:07:29,904 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:29" (1/1) ... [2021-11-20 06:07:29,904 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:29" (1/1) ... [2021-11-20 06:07:29,914 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:29" (1/1) ... [2021-11-20 06:07:29,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:29" (1/1) ... [2021-11-20 06:07:29,918 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:29" (1/1) ... [2021-11-20 06:07:29,921 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 06:07:29,922 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 06:07:29,922 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 06:07:29,922 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 06:07:29,923 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:29" (1/1) ... [2021-11-20 06:07:29,931 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:07:29,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:07:29,958 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 06:07:29,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 06:07:30,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 06:07:30,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 06:07:30,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 06:07:30,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-20 06:07:30,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 06:07:30,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 06:07:30,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-11-20 06:07:30,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 06:07:30,104 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 06:07:30,106 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 06:07:30,313 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 06:07:30,319 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 06:07:30,320 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-20 06:07:30,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:07:30 BoogieIcfgContainer [2021-11-20 06:07:30,322 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 06:07:30,324 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 06:07:30,324 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 06:07:30,327 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 06:07:30,328 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 06:07:29" (1/3) ... [2021-11-20 06:07:30,329 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ea86d48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:07:30, skipping insertion in model container [2021-11-20 06:07:30,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:29" (2/3) ... [2021-11-20 06:07:30,329 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ea86d48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:07:30, skipping insertion in model container [2021-11-20 06:07:30,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:07:30" (3/3) ... [2021-11-20 06:07:30,331 INFO L111 eAbstractionObserver]: Analyzing ICFG interpolation2.c.v+nlh-reducer.c [2021-11-20 06:07:30,336 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 06:07:30,336 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 06:07:30,390 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 06:07:30,400 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-20 06:07:30,401 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-20 06:07:30,429 INFO L276 IsEmpty]: Start isEmpty. Operand has 25 states, 23 states have (on average 1.6521739130434783) internal successors, (38), 24 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) [2021-11-20 06:07:30,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-20 06:07:30,436 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:07:30,436 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:07:30,437 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:07:30,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:07:30,451 INFO L85 PathProgramCache]: Analyzing trace with hash 775758574, now seen corresponding path program 1 times [2021-11-20 06:07:30,469 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:07:30,485 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74372190] [2021-11-20 06:07:30,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:07:30,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:07:30,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:07:30,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:07:30,739 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:07:30,739 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74372190] [2021-11-20 06:07:30,740 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74372190] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:07:30,740 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:07:30,741 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 06:07:30,743 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433745554] [2021-11-20 06:07:30,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:07:30,748 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 06:07:30,749 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:07:30,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 06:07:30,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 06:07:30,782 INFO L87 Difference]: Start difference. First operand has 25 states, 23 states have (on average 1.6521739130434783) internal successors, (38), 24 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) Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:07:30,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:07:30,911 INFO L93 Difference]: Finished difference Result 41 states and 51 transitions. [2021-11-20 06:07:30,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 06:07:30,915 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-11-20 06:07:30,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:07:30,924 INFO L225 Difference]: With dead ends: 41 [2021-11-20 06:07:30,925 INFO L226 Difference]: Without dead ends: 22 [2021-11-20 06:07:30,928 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-20 06:07:30,935 INFO L933 BasicCegarLoop]: 37 mSDtfsCounter, 41 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 06:07:30,936 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [41 Valid, 110 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 06:07:30,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2021-11-20 06:07:30,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2021-11-20 06:07:30,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 21 states have (on average 1.2857142857142858) internal successors, (27), 21 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:07:30,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 27 transitions. [2021-11-20 06:07:30,986 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 27 transitions. Word has length 13 [2021-11-20 06:07:30,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:07:30,987 INFO L470 AbstractCegarLoop]: Abstraction has 22 states and 27 transitions. [2021-11-20 06:07:30,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:07:30,988 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2021-11-20 06:07:30,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-20 06:07:30,989 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:07:30,989 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:07:30,990 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 06:07:30,990 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:07:30,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:07:30,994 INFO L85 PathProgramCache]: Analyzing trace with hash 792769235, now seen corresponding path program 1 times [2021-11-20 06:07:30,995 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:07:30,995 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856955298] [2021-11-20 06:07:30,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:07:30,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:07:31,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:07:31,046 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:07:31,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:07:31,123 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:07:31,124 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-20 06:07:31,126 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-20 06:07:31,129 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 06:07:31,133 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-20 06:07:31,136 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-20 06:07:31,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 06:07:31 BoogieIcfgContainer [2021-11-20 06:07:31,172 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-20 06:07:31,173 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 06:07:31,173 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 06:07:31,173 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 06:07:31,173 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:07:30" (3/4) ... [2021-11-20 06:07:31,176 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-20 06:07:31,176 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 06:07:31,178 INFO L158 Benchmark]: Toolchain (without parser) took 1637.04ms. Allocated memory was 102.8MB in the beginning and 136.3MB in the end (delta: 33.6MB). Free memory was 70.9MB in the beginning and 95.8MB in the end (delta: -24.9MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2021-11-20 06:07:31,178 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 102.8MB. Free memory was 56.3MB in the beginning and 56.2MB in the end (delta: 46.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:07:31,179 INFO L158 Benchmark]: CACSL2BoogieTranslator took 300.39ms. Allocated memory is still 102.8MB. Free memory was 70.6MB in the beginning and 75.5MB in the end (delta: -4.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-20 06:07:31,179 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.01ms. Allocated memory is still 102.8MB. Free memory was 75.5MB in the beginning and 73.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 06:07:31,180 INFO L158 Benchmark]: Boogie Preprocessor took 30.53ms. Allocated memory is still 102.8MB. Free memory was 73.4MB in the beginning and 72.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 06:07:31,181 INFO L158 Benchmark]: RCFGBuilder took 400.55ms. Allocated memory is still 102.8MB. Free memory was 72.0MB in the beginning and 59.0MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-20 06:07:31,181 INFO L158 Benchmark]: TraceAbstraction took 848.08ms. Allocated memory was 102.8MB in the beginning and 136.3MB in the end (delta: 33.6MB). Free memory was 58.6MB in the beginning and 96.5MB in the end (delta: -37.8MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:07:31,182 INFO L158 Benchmark]: Witness Printer took 4.00ms. Allocated memory is still 136.3MB. Free memory was 96.5MB in the beginning and 95.8MB in the end (delta: 687.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:07:31,185 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 102.8MB. Free memory was 56.3MB in the beginning and 56.2MB in the end (delta: 46.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 300.39ms. Allocated memory is still 102.8MB. Free memory was 70.6MB in the beginning and 75.5MB in the end (delta: -4.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.01ms. Allocated memory is still 102.8MB. Free memory was 75.5MB in the beginning and 73.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.53ms. Allocated memory is still 102.8MB. Free memory was 73.4MB in the beginning and 72.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 400.55ms. Allocated memory is still 102.8MB. Free memory was 72.0MB in the beginning and 59.0MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 848.08ms. Allocated memory was 102.8MB in the beginning and 136.3MB in the end (delta: 33.6MB). Free memory was 58.6MB in the beginning and 96.5MB in the end (delta: -37.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.00ms. Allocated memory is still 136.3MB. Free memory was 96.5MB in the beginning and 95.8MB in the end (delta: 687.8kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 53]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 34, overapproximation of someBinaryDOUBLEComparisonOperation at line 40, overapproximation of to_real at line 18, overapproximation of someBinaryArithmeticFLOAToperation at line 38. Possible FailurePath: [L1] int __return_main; [L12] int __return_136; VAL [__return_136=0, __return_main=0] [L15] int main__i; [L16] float main__z; [L17] float main__t; [L18] float main__min[5] = { 5, 10, 12, 30, 150 }; [L19] float main__max[5] = { 10, 12, 30, 150, 300 }; [L20] float main__org[5] = { 1, 5, -10, 30, 20 }; [L21] float main__slope[5] = { 4, -15, 40, -10, 0 }; [L22] main__t = __VERIFIER_nondet_float() [L23] int main____CPAchecker_TMP_0; [L24] EXPR main__min[0] VAL [__return_136=0, __return_main=0, main__max={6:0}, main__min={7:0}, main__min[0]=49, main__org={4:0}, main__slope={5:0}] [L24] COND TRUE main__t >= (main__min[0]) [L26] EXPR main__max[4UL] VAL [__return_136=0, __return_main=0, main__max={6:0}, main__max[4UL]=51, main__min={7:0}, main__org={4:0}, main__slope={5:0}] [L26] COND TRUE main__t <= (main__max[4UL]) [L28] main____CPAchecker_TMP_0 = 1 VAL [__return_136=0, __return_main=0, main____CPAchecker_TMP_0=1, main__max={6:0}, main__min={7:0}, main__org={4:0}, main__slope={5:0}] [L29] COND TRUE main____CPAchecker_TMP_0 != 0 [L31] main__i = 0 VAL [__return_136=0, __return_main=0, main____CPAchecker_TMP_0=1, main__i=0, main__max={6:0}, main__min={7:0}, main__org={4:0}, main__slope={5:0}] [L32] COND TRUE main__i < 5UL [L34] EXPR main__max[main__i] VAL [__return_136=0, __return_main=0, main____CPAchecker_TMP_0=1, main__i=0, main__max={6:0}, main__max[main__i]=50, main__min={7:0}, main__org={4:0}, main__slope={5:0}] [L34] COND TRUE main__t <= (main__max[main__i]) [L38] EXPR main__org[main__i] [L38] EXPR main__slope[main__i] [L38] EXPR main__min[main__i] [L38] EXPR main__max[main__i] [L38] EXPR main__min[main__i] [L38] main__z = (main__org[main__i]) + (((main__slope[main__i]) * (main__t - (main__min[main__i]))) / ((main__max[main__i]) - (main__min[main__i]))) [L39] int main____CPAchecker_TMP_1; VAL [__return_136=0, __return_main=0, main____CPAchecker_TMP_0=1, main__i=0, main__max={6:0}, main__min={7:0}, main__org={4:0}, main__slope={5:0}] [L40] COND FALSE !(main__z >= -10.0) VAL [__return_136=0, __return_main=0, main____CPAchecker_TMP_0=1, main__i=0, main__max={6:0}, main__min={7:0}, main__org={4:0}, main__slope={5:0}] [L66] main____CPAchecker_TMP_1 = 0 VAL [__return_136=0, __return_main=0, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=0, main__i=0, main__max={6:0}, main__min={7:0}, main__org={4:0}, main__slope={5:0}] [L47] int __tmp_1; [L48] __tmp_1 = main____CPAchecker_TMP_1 [L49] int __VERIFIER_assert__cond; [L50] __VERIFIER_assert__cond = __tmp_1 VAL [__return_136=0, __return_main=0, __tmp_1=0, __VERIFIER_assert__cond=0, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=0, main__i=0, main__max={6:0}, main__min={7:0}, main__org={4:0}, main__slope={5:0}] [L51] COND TRUE __VERIFIER_assert__cond == 0 VAL [__return_136=0, __return_main=0, __tmp_1=0, __VERIFIER_assert__cond=0, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=0, main__i=0, main__max={6:0}, main__min={7:0}, main__org={4:0}, main__slope={5:0}] [L53] reach_error() VAL [__return_136=0, __return_main=0, __tmp_1=0, __VERIFIER_assert__cond=0, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=0, main__i=0, main__max={6:0}, main__min={7:0}, main__org={4:0}, main__slope={5:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 25 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 41 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 41 mSDsluCounter, 110 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 73 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13 IncrementalHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 37 mSDtfsCounter, 13 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=25occurred in iteration=0, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 26 NumberOfCodeBlocks, 26 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 20 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 [2021-11-20 06:07:31,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF --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 b786ed311f07fa83d19e15eff80ed0c31b01d28b674f6a431fdb0a4267861a0f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:07:33,799 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:07:33,801 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:07:33,837 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:07:33,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:07:33,839 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:07:33,841 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:07:33,844 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:07:33,846 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:07:33,847 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:07:33,849 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:07:33,850 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:07:33,851 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:07:33,852 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:07:33,854 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:07:33,856 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:07:33,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:07:33,858 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:07:33,860 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:07:33,867 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:07:33,871 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:07:33,872 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:07:33,874 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:07:33,877 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:07:33,884 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:07:33,886 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:07:33,887 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:07:33,892 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:07:33,896 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:07:33,897 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:07:33,898 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:07:33,899 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:07:33,901 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:07:33,902 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:07:33,921 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:07:33,922 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:07:33,923 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:07:33,923 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:07:33,923 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:07:33,925 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:07:33,926 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:07:33,929 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-11-20 06:07:33,960 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:07:33,962 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:07:33,963 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:07:33,963 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:07:33,965 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:07:33,965 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:07:33,966 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:07:33,967 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:07:33,967 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:07:33,967 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:07:33,968 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 06:07:33,969 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 06:07:33,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:07:33,969 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 06:07:33,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:07:33,970 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 06:07:33,970 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 06:07:33,970 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 06:07:33,970 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 06:07:33,970 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 06:07:33,971 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 06:07:33,971 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:07:33,971 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 06:07:33,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:07:33,972 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:07:33,972 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:07:33,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:07:33,972 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:07:33,973 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:07:33,973 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 06:07:33,973 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-20 06:07:33,973 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 06:07:33,974 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 06:07:33,974 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 06:07:33,974 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 06:07:33,975 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:07:33,975 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 06:07:33,975 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b786ed311f07fa83d19e15eff80ed0c31b01d28b674f6a431fdb0a4267861a0f [2021-11-20 06:07:34,364 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:07:34,392 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:07:34,396 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:07:34,398 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:07:34,398 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:07:34,400 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c [2021-11-20 06:07:34,489 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/data/6c59a11e3/ae30959d515b4cb58ac75e5b3047fe6b/FLAGd5fdda64b [2021-11-20 06:07:35,141 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:07:35,143 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c [2021-11-20 06:07:35,151 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/data/6c59a11e3/ae30959d515b4cb58ac75e5b3047fe6b/FLAGd5fdda64b [2021-11-20 06:07:35,489 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/data/6c59a11e3/ae30959d515b4cb58ac75e5b3047fe6b [2021-11-20 06:07:35,492 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:07:35,494 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:07:35,509 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:07:35,509 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:07:35,512 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:07:35,512 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:07:35" (1/1) ... [2021-11-20 06:07:35,513 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d024c61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:35, skipping insertion in model container [2021-11-20 06:07:35,514 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:07:35" (1/1) ... [2021-11-20 06:07:35,521 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:07:35,548 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:07:35,709 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c[1463,1476] [2021-11-20 06:07:35,720 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:07:35,758 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 06:07:35,833 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c[1463,1476] [2021-11-20 06:07:35,842 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:07:35,868 INFO L208 MainTranslator]: Completed translation [2021-11-20 06:07:35,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:35 WrapperNode [2021-11-20 06:07:35,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:07:35,870 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 06:07:35,871 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 06:07:35,871 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 06:07:35,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:35" (1/1) ... [2021-11-20 06:07:35,907 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:35" (1/1) ... [2021-11-20 06:07:35,949 INFO L137 Inliner]: procedures = 19, calls = 78, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 200 [2021-11-20 06:07:35,950 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 06:07:35,951 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 06:07:35,951 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 06:07:35,952 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 06:07:35,960 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:35" (1/1) ... [2021-11-20 06:07:35,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:35" (1/1) ... [2021-11-20 06:07:35,981 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:35" (1/1) ... [2021-11-20 06:07:35,982 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:35" (1/1) ... [2021-11-20 06:07:35,993 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:35" (1/1) ... [2021-11-20 06:07:36,008 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:35" (1/1) ... [2021-11-20 06:07:36,012 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:35" (1/1) ... [2021-11-20 06:07:36,027 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 06:07:36,028 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 06:07:36,028 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 06:07:36,028 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 06:07:36,029 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:35" (1/1) ... [2021-11-20 06:07:36,045 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:07:36,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:07:36,074 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 06:07:36,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 06:07:36,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 06:07:36,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-11-20 06:07:36,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-20 06:07:36,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 06:07:36,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-11-20 06:07:36,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 06:07:36,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 06:07:36,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 06:07:36,233 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 06:07:36,235 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 06:07:39,079 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 06:07:39,086 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 06:07:39,086 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-20 06:07:39,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:07:39 BoogieIcfgContainer [2021-11-20 06:07:39,089 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 06:07:39,091 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 06:07:39,091 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 06:07:39,095 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 06:07:39,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 06:07:35" (1/3) ... [2021-11-20 06:07:39,096 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25ad252 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:07:39, skipping insertion in model container [2021-11-20 06:07:39,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:35" (2/3) ... [2021-11-20 06:07:39,097 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25ad252 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:07:39, skipping insertion in model container [2021-11-20 06:07:39,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:07:39" (3/3) ... [2021-11-20 06:07:39,099 INFO L111 eAbstractionObserver]: Analyzing ICFG interpolation2.c.v+nlh-reducer.c [2021-11-20 06:07:39,105 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 06:07:39,105 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 06:07:39,158 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 06:07:39,166 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-20 06:07:39,166 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-20 06:07:39,180 INFO L276 IsEmpty]: Start isEmpty. Operand has 25 states, 23 states have (on average 1.6521739130434783) internal successors, (38), 24 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) [2021-11-20 06:07:39,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-20 06:07:39,186 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:07:39,187 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:07:39,187 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:07:39,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:07:39,193 INFO L85 PathProgramCache]: Analyzing trace with hash 775758574, now seen corresponding path program 1 times [2021-11-20 06:07:39,206 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 06:07:39,206 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [400666943] [2021-11-20 06:07:39,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:07:39,207 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 06:07:39,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/mathsat [2021-11-20 06:07:39,211 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 06:07:39,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-20 06:07:39,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:07:39,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 06:07:39,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:07:39,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:07:39,881 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 06:07:39,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:07:39,999 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-20 06:07:40,000 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [400666943] [2021-11-20 06:07:40,001 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [400666943] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-20 06:07:40,001 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:07:40,002 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-20 06:07:40,004 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143986120] [2021-11-20 06:07:40,005 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-20 06:07:40,010 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 06:07:40,010 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-20 06:07:40,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 06:07:40,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-20 06:07:40,044 INFO L87 Difference]: Start difference. First operand has 25 states, 23 states have (on average 1.6521739130434783) internal successors, (38), 24 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) Second operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 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) [2021-11-20 06:07:42,387 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:07:44,010 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:07:44,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:07:44,203 INFO L93 Difference]: Finished difference Result 38 states and 49 transitions. [2021-11-20 06:07:44,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 06:07:44,208 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-11-20 06:07:44,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:07:44,221 INFO L225 Difference]: With dead ends: 38 [2021-11-20 06:07:44,221 INFO L226 Difference]: Without dead ends: 22 [2021-11-20 06:07:44,224 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-20 06:07:44,235 INFO L933 BasicCegarLoop]: 37 mSDtfsCounter, 12 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2021-11-20 06:07:44,237 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 140 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2021-11-20 06:07:44,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2021-11-20 06:07:44,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2021-11-20 06:07:44,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 21 states have (on average 1.2857142857142858) internal successors, (27), 21 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:07:44,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 27 transitions. [2021-11-20 06:07:44,278 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 27 transitions. Word has length 13 [2021-11-20 06:07:44,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:07:44,279 INFO L470 AbstractCegarLoop]: Abstraction has 22 states and 27 transitions. [2021-11-20 06:07:44,279 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 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) [2021-11-20 06:07:44,279 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2021-11-20 06:07:44,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-20 06:07:44,280 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:07:44,281 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:07:44,304 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-20 06:07:44,501 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 [2021-11-20 06:07:44,502 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:07:44,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:07:44,503 INFO L85 PathProgramCache]: Analyzing trace with hash 792769235, now seen corresponding path program 1 times [2021-11-20 06:07:44,504 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 06:07:44,504 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [573305763] [2021-11-20 06:07:44,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:07:44,505 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 06:07:44,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/mathsat [2021-11-20 06:07:44,506 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 06:07:44,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-20 06:07:45,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:07:45,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 24 conjunts are in the unsatisfiable core [2021-11-20 06:07:45,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:07:51,895 INFO L354 Elim1Store]: treesize reduction 24, result has 51.0 percent of original size [2021-11-20 06:07:51,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 266 treesize of output 146 [2021-11-20 06:08:59,535 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((v_arrayElimCell_1 (_ BitVec 32)) (|ULTIMATE.start_main_~main__t~0#1| (_ FloatingPoint 8 24)) (v_arrayElimCell_5 (_ BitVec 32)) (v_arrayElimCell_4 (_ BitVec 32)) (v_arrayElimCell_2 (_ BitVec 32))) (let ((.cse2 (fp ((_ extract 31 31) v_arrayElimCell_1) ((_ extract 30 23) v_arrayElimCell_1) ((_ extract 22 0) v_arrayElimCell_1))) (.cse0 (fp ((_ extract 31 31) v_arrayElimCell_4) ((_ extract 30 23) v_arrayElimCell_4) ((_ extract 22 0) v_arrayElimCell_4))) (.cse3 (fp ((_ extract 31 31) v_arrayElimCell_2) ((_ extract 30 23) v_arrayElimCell_2) ((_ extract 22 0) v_arrayElimCell_2))) (.cse1 (fp ((_ extract 31 31) v_arrayElimCell_5) ((_ extract 30 23) v_arrayElimCell_5) ((_ extract 22 0) v_arrayElimCell_5)))) (and (= .cse0 ((_ to_fp 8 24) c_currentRoundingMode (_ bv10 32))) (= |c_ULTIMATE.start_main_~main__z~0#1| (fp.add c_currentRoundingMode .cse1 (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode .cse2 (fp.sub c_currentRoundingMode |ULTIMATE.start_main_~main__t~0#1| .cse3)) (fp.sub c_currentRoundingMode .cse0 .cse3)))) (fp.geq |ULTIMATE.start_main_~main__t~0#1| .cse3) (= .cse2 ((_ to_fp 8 24) c_currentRoundingMode (_ bv4 32))) (fp.leq |ULTIMATE.start_main_~main__t~0#1| .cse0) (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv5 32)) .cse3) (= .cse1 ((_ to_fp 8 24) c_currentRoundingMode (_ bv1 32)))))) (exists ((v_arrayElimCell_3 (_ BitVec 32))) (= (fp ((_ extract 31 31) v_arrayElimCell_3) ((_ extract 30 23) v_arrayElimCell_3) ((_ extract 22 0) v_arrayElimCell_3)) ((_ to_fp 8 24) c_currentRoundingMode (_ bv300 32)))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2021-11-20 06:10:25,375 WARN L838 $PredicateComparison]: unable to prove that (exists ((v_arrayElimCell_1 (_ BitVec 32)) (|ULTIMATE.start_main_~main__t~0#1| (_ FloatingPoint 8 24)) (v_arrayElimCell_5 (_ BitVec 32)) (v_arrayElimCell_4 (_ BitVec 32)) (v_arrayElimCell_2 (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) v_arrayElimCell_5) ((_ extract 30 23) v_arrayElimCell_5) ((_ extract 22 0) v_arrayElimCell_5))) (.cse0 (fp ((_ extract 31 31) v_arrayElimCell_2) ((_ extract 30 23) v_arrayElimCell_2) ((_ extract 22 0) v_arrayElimCell_2))) (.cse3 (fp ((_ extract 31 31) v_arrayElimCell_4) ((_ extract 30 23) v_arrayElimCell_4) ((_ extract 22 0) v_arrayElimCell_4))) (.cse2 (fp ((_ extract 31 31) v_arrayElimCell_1) ((_ extract 30 23) v_arrayElimCell_1) ((_ extract 22 0) v_arrayElimCell_1)))) (and (= ((_ to_fp 8 24) roundNearestTiesToEven (_ bv5 32)) .cse0) (= .cse1 ((_ to_fp 8 24) roundNearestTiesToEven (_ bv1 32))) (fp.geq |ULTIMATE.start_main_~main__t~0#1| .cse0) (not (fp.geq ((_ to_fp 11 53) roundNearestTiesToEven (fp.add roundNearestTiesToEven .cse1 (fp.div roundNearestTiesToEven (fp.mul roundNearestTiesToEven .cse2 (fp.sub roundNearestTiesToEven |ULTIMATE.start_main_~main__t~0#1| .cse0)) (fp.sub roundNearestTiesToEven .cse3 .cse0)))) (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 10.0)))) (= ((_ to_fp 8 24) roundNearestTiesToEven (_ bv10 32)) .cse3) (fp.leq |ULTIMATE.start_main_~main__t~0#1| .cse3) (= .cse2 ((_ to_fp 8 24) roundNearestTiesToEven (_ bv4 32)))))) is different from false [2021-11-20 06:10:27,405 WARN L860 $PredicateComparison]: unable to prove that (exists ((v_arrayElimCell_1 (_ BitVec 32)) (|ULTIMATE.start_main_~main__t~0#1| (_ FloatingPoint 8 24)) (v_arrayElimCell_5 (_ BitVec 32)) (v_arrayElimCell_4 (_ BitVec 32)) (v_arrayElimCell_2 (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) v_arrayElimCell_5) ((_ extract 30 23) v_arrayElimCell_5) ((_ extract 22 0) v_arrayElimCell_5))) (.cse0 (fp ((_ extract 31 31) v_arrayElimCell_2) ((_ extract 30 23) v_arrayElimCell_2) ((_ extract 22 0) v_arrayElimCell_2))) (.cse3 (fp ((_ extract 31 31) v_arrayElimCell_4) ((_ extract 30 23) v_arrayElimCell_4) ((_ extract 22 0) v_arrayElimCell_4))) (.cse2 (fp ((_ extract 31 31) v_arrayElimCell_1) ((_ extract 30 23) v_arrayElimCell_1) ((_ extract 22 0) v_arrayElimCell_1)))) (and (= ((_ to_fp 8 24) roundNearestTiesToEven (_ bv5 32)) .cse0) (= .cse1 ((_ to_fp 8 24) roundNearestTiesToEven (_ bv1 32))) (fp.geq |ULTIMATE.start_main_~main__t~0#1| .cse0) (not (fp.geq ((_ to_fp 11 53) roundNearestTiesToEven (fp.add roundNearestTiesToEven .cse1 (fp.div roundNearestTiesToEven (fp.mul roundNearestTiesToEven .cse2 (fp.sub roundNearestTiesToEven |ULTIMATE.start_main_~main__t~0#1| .cse0)) (fp.sub roundNearestTiesToEven .cse3 .cse0)))) (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 10.0)))) (= ((_ to_fp 8 24) roundNearestTiesToEven (_ bv10 32)) .cse3) (fp.leq |ULTIMATE.start_main_~main__t~0#1| .cse3) (= .cse2 ((_ to_fp 8 24) roundNearestTiesToEven (_ bv4 32)))))) is different from true [2021-11-20 06:14:34,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:14:34,074 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 06:14:41,637 WARN L838 $PredicateComparison]: unable to prove that (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (let ((.cse1 (bvmul |c_ULTIMATE.start_main_~main__i~0#1| (_ bv4 32)))) (fp.add c_currentRoundingMode (let ((.cse0 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__org~0#1.base|) (bvadd .cse1 |c_ULTIMATE.start_main_~#main__org~0#1.offset|)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (let ((.cse3 (let ((.cse5 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__min~0#1.base|) (bvadd .cse1 |c_ULTIMATE.start_main_~#main__min~0#1.offset|)))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5))))) (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode (let ((.cse2 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__slope~0#1.base|) (bvadd .cse1 |c_ULTIMATE.start_main_~#main__slope~0#1.offset|)))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))) (fp.sub c_currentRoundingMode |c_ULTIMATE.start_main_~main__t~0#1| .cse3)) (fp.sub c_currentRoundingMode (let ((.cse4 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__max~0#1.base|) (bvadd .cse1 |c_ULTIMATE.start_main_~#main__max~0#1.offset|)))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4))) .cse3)))))) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0))) is different from false [2021-11-20 06:14:43,732 WARN L860 $PredicateComparison]: unable to prove that (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (let ((.cse1 (bvmul |c_ULTIMATE.start_main_~main__i~0#1| (_ bv4 32)))) (fp.add c_currentRoundingMode (let ((.cse0 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__org~0#1.base|) (bvadd .cse1 |c_ULTIMATE.start_main_~#main__org~0#1.offset|)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (let ((.cse3 (let ((.cse5 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__min~0#1.base|) (bvadd .cse1 |c_ULTIMATE.start_main_~#main__min~0#1.offset|)))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5))))) (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode (let ((.cse2 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__slope~0#1.base|) (bvadd .cse1 |c_ULTIMATE.start_main_~#main__slope~0#1.offset|)))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))) (fp.sub c_currentRoundingMode |c_ULTIMATE.start_main_~main__t~0#1| .cse3)) (fp.sub c_currentRoundingMode (let ((.cse4 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__max~0#1.base|) (bvadd .cse1 |c_ULTIMATE.start_main_~#main__max~0#1.offset|)))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4))) .cse3)))))) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0))) is different from true [2021-11-20 06:14:54,371 WARN L838 $PredicateComparison]: unable to prove that (or (not (fp.leq |c_ULTIMATE.start_main_~main__t~0#1| |c_ULTIMATE.start_main_#t~mem7#1|)) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (let ((.cse1 (bvmul |c_ULTIMATE.start_main_~main__i~0#1| (_ bv4 32)))) (fp.add c_currentRoundingMode (let ((.cse0 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__org~0#1.base|) (bvadd .cse1 |c_ULTIMATE.start_main_~#main__org~0#1.offset|)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (let ((.cse3 (let ((.cse5 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__min~0#1.base|) (bvadd .cse1 |c_ULTIMATE.start_main_~#main__min~0#1.offset|)))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5))))) (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode (let ((.cse2 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__slope~0#1.base|) (bvadd .cse1 |c_ULTIMATE.start_main_~#main__slope~0#1.offset|)))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))) (fp.sub c_currentRoundingMode |c_ULTIMATE.start_main_~main__t~0#1| .cse3)) (fp.sub c_currentRoundingMode (let ((.cse4 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__max~0#1.base|) (bvadd .cse1 |c_ULTIMATE.start_main_~#main__max~0#1.offset|)))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4))) .cse3)))))) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0)))) is different from false [2021-11-20 06:14:56,467 WARN L860 $PredicateComparison]: unable to prove that (or (not (fp.leq |c_ULTIMATE.start_main_~main__t~0#1| |c_ULTIMATE.start_main_#t~mem7#1|)) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (let ((.cse1 (bvmul |c_ULTIMATE.start_main_~main__i~0#1| (_ bv4 32)))) (fp.add c_currentRoundingMode (let ((.cse0 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__org~0#1.base|) (bvadd .cse1 |c_ULTIMATE.start_main_~#main__org~0#1.offset|)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (let ((.cse3 (let ((.cse5 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__min~0#1.base|) (bvadd .cse1 |c_ULTIMATE.start_main_~#main__min~0#1.offset|)))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5))))) (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode (let ((.cse2 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__slope~0#1.base|) (bvadd .cse1 |c_ULTIMATE.start_main_~#main__slope~0#1.offset|)))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))) (fp.sub c_currentRoundingMode |c_ULTIMATE.start_main_~main__t~0#1| .cse3)) (fp.sub c_currentRoundingMode (let ((.cse4 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__max~0#1.base|) (bvadd .cse1 |c_ULTIMATE.start_main_~#main__max~0#1.offset|)))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4))) .cse3)))))) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0)))) is different from true [2021-11-20 06:15:07,101 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse2 (bvmul |c_ULTIMATE.start_main_~main__i~0#1| (_ bv4 32)))) (let ((.cse0 (let ((.cse6 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__max~0#1.base|) (bvadd .cse2 |c_ULTIMATE.start_main_~#main__max~0#1.offset|)))) (fp ((_ extract 31 31) .cse6) ((_ extract 30 23) .cse6) ((_ extract 22 0) .cse6))))) (or (not (fp.leq |c_ULTIMATE.start_main_~main__t~0#1| .cse0)) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode (let ((.cse1 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__org~0#1.base|) (bvadd .cse2 |c_ULTIMATE.start_main_~#main__org~0#1.offset|)))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) (let ((.cse4 (let ((.cse5 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__min~0#1.base|) (bvadd .cse2 |c_ULTIMATE.start_main_~#main__min~0#1.offset|)))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5))))) (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode (let ((.cse3 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__slope~0#1.base|) (bvadd .cse2 |c_ULTIMATE.start_main_~#main__slope~0#1.offset|)))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))) (fp.sub c_currentRoundingMode |c_ULTIMATE.start_main_~main__t~0#1| .cse4)) (fp.sub c_currentRoundingMode .cse0 .cse4))))) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0)))))) is different from false [2021-11-20 06:15:09,194 WARN L860 $PredicateComparison]: unable to prove that (let ((.cse2 (bvmul |c_ULTIMATE.start_main_~main__i~0#1| (_ bv4 32)))) (let ((.cse0 (let ((.cse6 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__max~0#1.base|) (bvadd .cse2 |c_ULTIMATE.start_main_~#main__max~0#1.offset|)))) (fp ((_ extract 31 31) .cse6) ((_ extract 30 23) .cse6) ((_ extract 22 0) .cse6))))) (or (not (fp.leq |c_ULTIMATE.start_main_~main__t~0#1| .cse0)) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode (let ((.cse1 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__org~0#1.base|) (bvadd .cse2 |c_ULTIMATE.start_main_~#main__org~0#1.offset|)))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) (let ((.cse4 (let ((.cse5 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__min~0#1.base|) (bvadd .cse2 |c_ULTIMATE.start_main_~#main__min~0#1.offset|)))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5))))) (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode (let ((.cse3 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__slope~0#1.base|) (bvadd .cse2 |c_ULTIMATE.start_main_~#main__slope~0#1.offset|)))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))) (fp.sub c_currentRoundingMode |c_ULTIMATE.start_main_~main__t~0#1| .cse4)) (fp.sub c_currentRoundingMode .cse0 .cse4))))) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0)))))) is different from true [2021-11-20 06:15:19,817 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse3 (let ((.cse5 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__max~0#1.base|) |c_ULTIMATE.start_main_~#main__max~0#1.offset|))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5))))) (or (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode (let ((.cse0 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__org~0#1.base|) |c_ULTIMATE.start_main_~#main__org~0#1.offset|))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (let ((.cse2 (let ((.cse4 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__min~0#1.base|) |c_ULTIMATE.start_main_~#main__min~0#1.offset|))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4))))) (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode (let ((.cse1 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__slope~0#1.base|) |c_ULTIMATE.start_main_~#main__slope~0#1.offset|))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) (fp.sub c_currentRoundingMode |c_ULTIMATE.start_main_~main__t~0#1| .cse2)) (fp.sub c_currentRoundingMode .cse3 .cse2))))) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0))) (not (fp.leq |c_ULTIMATE.start_main_~main__t~0#1| .cse3)))) is different from false [2021-11-20 06:15:21,915 WARN L860 $PredicateComparison]: unable to prove that (let ((.cse3 (let ((.cse5 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__max~0#1.base|) |c_ULTIMATE.start_main_~#main__max~0#1.offset|))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5))))) (or (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode (let ((.cse0 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__org~0#1.base|) |c_ULTIMATE.start_main_~#main__org~0#1.offset|))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (let ((.cse2 (let ((.cse4 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__min~0#1.base|) |c_ULTIMATE.start_main_~#main__min~0#1.offset|))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4))))) (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode (let ((.cse1 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__slope~0#1.base|) |c_ULTIMATE.start_main_~#main__slope~0#1.offset|))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) (fp.sub c_currentRoundingMode |c_ULTIMATE.start_main_~main__t~0#1| .cse2)) (fp.sub c_currentRoundingMode .cse3 .cse2))))) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0))) (not (fp.leq |c_ULTIMATE.start_main_~main__t~0#1| .cse3)))) is different from true [2021-11-20 06:15:36,879 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse3 (let ((.cse5 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__max~0#1.base|) |c_ULTIMATE.start_main_~#main__max~0#1.offset|))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5))))) (or (not (fp.leq |c_ULTIMATE.start_main_~main__t~0#1| |c_ULTIMATE.start_main_#t~mem6#1|)) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode (let ((.cse0 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__org~0#1.base|) |c_ULTIMATE.start_main_~#main__org~0#1.offset|))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (let ((.cse2 (let ((.cse4 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__min~0#1.base|) |c_ULTIMATE.start_main_~#main__min~0#1.offset|))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4))))) (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode (let ((.cse1 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__slope~0#1.base|) |c_ULTIMATE.start_main_~#main__slope~0#1.offset|))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) (fp.sub c_currentRoundingMode |c_ULTIMATE.start_main_~main__t~0#1| .cse2)) (fp.sub c_currentRoundingMode .cse3 .cse2))))) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0))) (not (fp.leq |c_ULTIMATE.start_main_~main__t~0#1| .cse3)))) is different from false [2021-11-20 06:15:38,976 WARN L860 $PredicateComparison]: unable to prove that (let ((.cse3 (let ((.cse5 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__max~0#1.base|) |c_ULTIMATE.start_main_~#main__max~0#1.offset|))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5))))) (or (not (fp.leq |c_ULTIMATE.start_main_~main__t~0#1| |c_ULTIMATE.start_main_#t~mem6#1|)) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode (let ((.cse0 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__org~0#1.base|) |c_ULTIMATE.start_main_~#main__org~0#1.offset|))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (let ((.cse2 (let ((.cse4 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__min~0#1.base|) |c_ULTIMATE.start_main_~#main__min~0#1.offset|))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4))))) (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode (let ((.cse1 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__slope~0#1.base|) |c_ULTIMATE.start_main_~#main__slope~0#1.offset|))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) (fp.sub c_currentRoundingMode |c_ULTIMATE.start_main_~main__t~0#1| .cse2)) (fp.sub c_currentRoundingMode .cse3 .cse2))))) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0))) (not (fp.leq |c_ULTIMATE.start_main_~main__t~0#1| .cse3)))) is different from true [2021-11-20 06:15:58,336 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~main__t~0#1| (_ FloatingPoint 8 24))) (let ((.cse1 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__max~0#1.base|))) (let ((.cse5 (let ((.cse7 (select .cse1 |c_ULTIMATE.start_main_~#main__max~0#1.offset|))) (fp ((_ extract 31 31) .cse7) ((_ extract 30 23) .cse7) ((_ extract 22 0) .cse7))))) (or (not (fp.leq |ULTIMATE.start_main_~main__t~0#1| (let ((.cse0 (select .cse1 (bvadd (_ bv16 32) |c_ULTIMATE.start_main_~#main__max~0#1.offset|)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))))) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode (let ((.cse2 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__org~0#1.base|) |c_ULTIMATE.start_main_~#main__org~0#1.offset|))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))) (let ((.cse4 (let ((.cse6 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__min~0#1.base|) |c_ULTIMATE.start_main_~#main__min~0#1.offset|))) (fp ((_ extract 31 31) .cse6) ((_ extract 30 23) .cse6) ((_ extract 22 0) .cse6))))) (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode (let ((.cse3 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__slope~0#1.base|) |c_ULTIMATE.start_main_~#main__slope~0#1.offset|))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))) (fp.sub c_currentRoundingMode |ULTIMATE.start_main_~main__t~0#1| .cse4)) (fp.sub c_currentRoundingMode .cse5 .cse4))))) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0))) (not (fp.leq |ULTIMATE.start_main_~main__t~0#1| .cse5)) (not (fp.geq |ULTIMATE.start_main_~main__t~0#1| |c_ULTIMATE.start_main_#t~mem5#1|)))))) is different from false [2021-11-20 06:16:00,429 WARN L860 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~main__t~0#1| (_ FloatingPoint 8 24))) (let ((.cse1 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__max~0#1.base|))) (let ((.cse5 (let ((.cse7 (select .cse1 |c_ULTIMATE.start_main_~#main__max~0#1.offset|))) (fp ((_ extract 31 31) .cse7) ((_ extract 30 23) .cse7) ((_ extract 22 0) .cse7))))) (or (not (fp.leq |ULTIMATE.start_main_~main__t~0#1| (let ((.cse0 (select .cse1 (bvadd (_ bv16 32) |c_ULTIMATE.start_main_~#main__max~0#1.offset|)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))))) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode (let ((.cse2 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__org~0#1.base|) |c_ULTIMATE.start_main_~#main__org~0#1.offset|))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))) (let ((.cse4 (let ((.cse6 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__min~0#1.base|) |c_ULTIMATE.start_main_~#main__min~0#1.offset|))) (fp ((_ extract 31 31) .cse6) ((_ extract 30 23) .cse6) ((_ extract 22 0) .cse6))))) (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode (let ((.cse3 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__slope~0#1.base|) |c_ULTIMATE.start_main_~#main__slope~0#1.offset|))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))) (fp.sub c_currentRoundingMode |ULTIMATE.start_main_~main__t~0#1| .cse4)) (fp.sub c_currentRoundingMode .cse5 .cse4))))) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0))) (not (fp.leq |ULTIMATE.start_main_~main__t~0#1| .cse5)) (not (fp.geq |ULTIMATE.start_main_~main__t~0#1| |c_ULTIMATE.start_main_#t~mem5#1|)))))) is different from true [2021-11-20 06:17:32,830 WARN L227 SmtUtils]: Spent 1.54m on a formula simplification. DAG size of input: 33 DAG size of output: 11 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-20 06:17:32,831 INFO L354 Elim1Store]: treesize reduction 30, result has 38.8 percent of original size [2021-11-20 06:17:32,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 300 treesize of output 162 [2021-11-20 06:19:11,406 WARN L838 $PredicateComparison]: unable to prove that (or (forall ((v_arrayElimCell_10 (_ BitVec 32)) (|ULTIMATE.start_main_~main__t~0#1| (_ FloatingPoint 8 24)) (v_arrayElimCell_9 (_ BitVec 32)) (v_arrayElimCell_8 (_ BitVec 32)) (v_arrayElimCell_7 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_arrayElimCell_7) ((_ extract 30 23) v_arrayElimCell_7) ((_ extract 22 0) v_arrayElimCell_7))) (.cse2 (fp ((_ extract 31 31) v_arrayElimCell_10) ((_ extract 30 23) v_arrayElimCell_10) ((_ extract 22 0) v_arrayElimCell_10))) (.cse3 (fp ((_ extract 31 31) v_arrayElimCell_8) ((_ extract 30 23) v_arrayElimCell_8) ((_ extract 22 0) v_arrayElimCell_8))) (.cse1 (fp ((_ extract 31 31) v_arrayElimCell_9) ((_ extract 30 23) v_arrayElimCell_9) ((_ extract 22 0) v_arrayElimCell_9)))) (or (not (= .cse0 ((_ to_fp 8 24) c_currentRoundingMode (_ bv4 32)))) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode .cse1 (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode .cse0 (fp.sub c_currentRoundingMode |ULTIMATE.start_main_~main__t~0#1| .cse2)) (fp.sub c_currentRoundingMode .cse3 .cse2)))) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0))) (not (= .cse3 ((_ to_fp 8 24) c_currentRoundingMode (_ bv10 32)))) (not (fp.geq |ULTIMATE.start_main_~main__t~0#1| .cse2)) (not (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv5 32)) .cse2)) (not (fp.leq |ULTIMATE.start_main_~main__t~0#1| .cse3)) (not (= .cse1 ((_ to_fp 8 24) c_currentRoundingMode (_ bv1 32))))))) (forall ((v_arrayElimCell_6 (_ BitVec 32))) (not (= (fp ((_ extract 31 31) v_arrayElimCell_6) ((_ extract 30 23) v_arrayElimCell_6) ((_ extract 22 0) v_arrayElimCell_6)) ((_ to_fp 8 24) c_currentRoundingMode (_ bv300 32)))))) is different from false [2021-11-20 06:19:13,500 WARN L860 $PredicateComparison]: unable to prove that (or (forall ((v_arrayElimCell_10 (_ BitVec 32)) (|ULTIMATE.start_main_~main__t~0#1| (_ FloatingPoint 8 24)) (v_arrayElimCell_9 (_ BitVec 32)) (v_arrayElimCell_8 (_ BitVec 32)) (v_arrayElimCell_7 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_arrayElimCell_7) ((_ extract 30 23) v_arrayElimCell_7) ((_ extract 22 0) v_arrayElimCell_7))) (.cse2 (fp ((_ extract 31 31) v_arrayElimCell_10) ((_ extract 30 23) v_arrayElimCell_10) ((_ extract 22 0) v_arrayElimCell_10))) (.cse3 (fp ((_ extract 31 31) v_arrayElimCell_8) ((_ extract 30 23) v_arrayElimCell_8) ((_ extract 22 0) v_arrayElimCell_8))) (.cse1 (fp ((_ extract 31 31) v_arrayElimCell_9) ((_ extract 30 23) v_arrayElimCell_9) ((_ extract 22 0) v_arrayElimCell_9)))) (or (not (= .cse0 ((_ to_fp 8 24) c_currentRoundingMode (_ bv4 32)))) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode .cse1 (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode .cse0 (fp.sub c_currentRoundingMode |ULTIMATE.start_main_~main__t~0#1| .cse2)) (fp.sub c_currentRoundingMode .cse3 .cse2)))) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0))) (not (= .cse3 ((_ to_fp 8 24) c_currentRoundingMode (_ bv10 32)))) (not (fp.geq |ULTIMATE.start_main_~main__t~0#1| .cse2)) (not (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv5 32)) .cse2)) (not (fp.leq |ULTIMATE.start_main_~main__t~0#1| .cse3)) (not (= .cse1 ((_ to_fp 8 24) c_currentRoundingMode (_ bv1 32))))))) (forall ((v_arrayElimCell_6 (_ BitVec 32))) (not (= (fp ((_ extract 31 31) v_arrayElimCell_6) ((_ extract 30 23) v_arrayElimCell_6) ((_ extract 22 0) v_arrayElimCell_6)) ((_ to_fp 8 24) c_currentRoundingMode (_ bv300 32)))))) is different from true [2021-11-20 06:19:13,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:19:13,501 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-20 06:19:13,501 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [573305763] [2021-11-20 06:19:13,501 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [573305763] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-20 06:19:13,501 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:19:13,501 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9, 9] imperfect sequences [] total 18 [2021-11-20 06:19:13,502 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646508264] [2021-11-20 06:19:13,502 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-20 06:19:13,504 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-20 06:19:13,504 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-20 06:19:13,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-20 06:19:13,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=63, Unknown=17, NotChecked=216, Total=342 [2021-11-20 06:19:13,506 INFO L87 Difference]: Start difference. First operand 22 states and 27 transitions. Second operand has 19 states, 19 states have (on average 1.368421052631579) internal successors, (26), 18 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) [2021-11-20 06:19:15,657 WARN L838 $PredicateComparison]: unable to prove that (and (or (forall ((v_arrayElimCell_10 (_ BitVec 32)) (|ULTIMATE.start_main_~main__t~0#1| (_ FloatingPoint 8 24)) (v_arrayElimCell_9 (_ BitVec 32)) (v_arrayElimCell_8 (_ BitVec 32)) (v_arrayElimCell_7 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_arrayElimCell_7) ((_ extract 30 23) v_arrayElimCell_7) ((_ extract 22 0) v_arrayElimCell_7))) (.cse2 (fp ((_ extract 31 31) v_arrayElimCell_10) ((_ extract 30 23) v_arrayElimCell_10) ((_ extract 22 0) v_arrayElimCell_10))) (.cse3 (fp ((_ extract 31 31) v_arrayElimCell_8) ((_ extract 30 23) v_arrayElimCell_8) ((_ extract 22 0) v_arrayElimCell_8))) (.cse1 (fp ((_ extract 31 31) v_arrayElimCell_9) ((_ extract 30 23) v_arrayElimCell_9) ((_ extract 22 0) v_arrayElimCell_9)))) (or (not (= .cse0 ((_ to_fp 8 24) c_currentRoundingMode (_ bv4 32)))) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode .cse1 (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode .cse0 (fp.sub c_currentRoundingMode |ULTIMATE.start_main_~main__t~0#1| .cse2)) (fp.sub c_currentRoundingMode .cse3 .cse2)))) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0))) (not (= .cse3 ((_ to_fp 8 24) c_currentRoundingMode (_ bv10 32)))) (not (fp.geq |ULTIMATE.start_main_~main__t~0#1| .cse2)) (not (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv5 32)) .cse2)) (not (fp.leq |ULTIMATE.start_main_~main__t~0#1| .cse3)) (not (= .cse1 ((_ to_fp 8 24) c_currentRoundingMode (_ bv1 32))))))) (forall ((v_arrayElimCell_6 (_ BitVec 32))) (not (= (fp ((_ extract 31 31) v_arrayElimCell_6) ((_ extract 30 23) v_arrayElimCell_6) ((_ extract 22 0) v_arrayElimCell_6)) ((_ to_fp 8 24) c_currentRoundingMode (_ bv300 32)))))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2021-11-20 06:19:17,754 WARN L860 $PredicateComparison]: unable to prove that (and (or (forall ((v_arrayElimCell_10 (_ BitVec 32)) (|ULTIMATE.start_main_~main__t~0#1| (_ FloatingPoint 8 24)) (v_arrayElimCell_9 (_ BitVec 32)) (v_arrayElimCell_8 (_ BitVec 32)) (v_arrayElimCell_7 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_arrayElimCell_7) ((_ extract 30 23) v_arrayElimCell_7) ((_ extract 22 0) v_arrayElimCell_7))) (.cse2 (fp ((_ extract 31 31) v_arrayElimCell_10) ((_ extract 30 23) v_arrayElimCell_10) ((_ extract 22 0) v_arrayElimCell_10))) (.cse3 (fp ((_ extract 31 31) v_arrayElimCell_8) ((_ extract 30 23) v_arrayElimCell_8) ((_ extract 22 0) v_arrayElimCell_8))) (.cse1 (fp ((_ extract 31 31) v_arrayElimCell_9) ((_ extract 30 23) v_arrayElimCell_9) ((_ extract 22 0) v_arrayElimCell_9)))) (or (not (= .cse0 ((_ to_fp 8 24) c_currentRoundingMode (_ bv4 32)))) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode .cse1 (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode .cse0 (fp.sub c_currentRoundingMode |ULTIMATE.start_main_~main__t~0#1| .cse2)) (fp.sub c_currentRoundingMode .cse3 .cse2)))) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0))) (not (= .cse3 ((_ to_fp 8 24) c_currentRoundingMode (_ bv10 32)))) (not (fp.geq |ULTIMATE.start_main_~main__t~0#1| .cse2)) (not (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv5 32)) .cse2)) (not (fp.leq |ULTIMATE.start_main_~main__t~0#1| .cse3)) (not (= .cse1 ((_ to_fp 8 24) c_currentRoundingMode (_ bv1 32))))))) (forall ((v_arrayElimCell_6 (_ BitVec 32))) (not (= (fp ((_ extract 31 31) v_arrayElimCell_6) ((_ extract 30 23) v_arrayElimCell_6) ((_ extract 22 0) v_arrayElimCell_6)) ((_ to_fp 8 24) c_currentRoundingMode (_ bv300 32)))))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2021-11-20 06:19:19,793 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse12 (let ((.cse14 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__min~0#1.base|) |c_ULTIMATE.start_main_~#main__min~0#1.offset|))) (fp ((_ extract 31 31) .cse14) ((_ extract 30 23) .cse14) ((_ extract 22 0) .cse14)))) (.cse11 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__max~0#1.base|))) (and (= |c_ULTIMATE.start_main_~#main__org~0#1.offset| (_ bv0 32)) (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv4 32)) (let ((.cse0 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__slope~0#1.base|) |c_ULTIMATE.start_main_~#main__slope~0#1.offset|))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))) (forall ((|ULTIMATE.start_main_~main__t~0#1| (_ FloatingPoint 8 24))) (let ((.cse2 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__max~0#1.base|))) (let ((.cse6 (let ((.cse8 (select .cse2 |c_ULTIMATE.start_main_~#main__max~0#1.offset|))) (fp ((_ extract 31 31) .cse8) ((_ extract 30 23) .cse8) ((_ extract 22 0) .cse8))))) (or (not (fp.leq |ULTIMATE.start_main_~main__t~0#1| (let ((.cse1 (select .cse2 (bvadd (_ bv16 32) |c_ULTIMATE.start_main_~#main__max~0#1.offset|)))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))))) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode (let ((.cse3 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__org~0#1.base|) |c_ULTIMATE.start_main_~#main__org~0#1.offset|))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))) (let ((.cse5 (let ((.cse7 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__min~0#1.base|) |c_ULTIMATE.start_main_~#main__min~0#1.offset|))) (fp ((_ extract 31 31) .cse7) ((_ extract 30 23) .cse7) ((_ extract 22 0) .cse7))))) (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode (let ((.cse4 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__slope~0#1.base|) |c_ULTIMATE.start_main_~#main__slope~0#1.offset|))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4))) (fp.sub c_currentRoundingMode |ULTIMATE.start_main_~main__t~0#1| .cse5)) (fp.sub c_currentRoundingMode .cse6 .cse5))))) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0))) (not (fp.leq |ULTIMATE.start_main_~main__t~0#1| .cse6)) (not (fp.geq |ULTIMATE.start_main_~main__t~0#1| |c_ULTIMATE.start_main_#t~mem5#1|)))))) (= (let ((.cse9 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__org~0#1.base|) |c_ULTIMATE.start_main_~#main__org~0#1.offset|))) (fp ((_ extract 31 31) .cse9) ((_ extract 30 23) .cse9) ((_ extract 22 0) .cse9))) ((_ to_fp 8 24) c_currentRoundingMode (_ bv1 32))) (= (let ((.cse10 (select .cse11 (bvadd (_ bv16 32) |c_ULTIMATE.start_main_~#main__max~0#1.offset|)))) (fp ((_ extract 31 31) .cse10) ((_ extract 30 23) .cse10) ((_ extract 22 0) .cse10))) ((_ to_fp 8 24) c_currentRoundingMode (_ bv300 32))) (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv5 32)) .cse12) (= |c_ULTIMATE.start_main_#t~mem5#1| .cse12) (= |c_ULTIMATE.start_main_~#main__max~0#1.offset| (_ bv0 32)) (= (let ((.cse13 (select .cse11 |c_ULTIMATE.start_main_~#main__max~0#1.offset|))) (fp ((_ extract 31 31) .cse13) ((_ extract 30 23) .cse13) ((_ extract 22 0) .cse13))) ((_ to_fp 8 24) c_currentRoundingMode (_ bv10 32))) (= |c_ULTIMATE.start_main_~#main__min~0#1.offset| (_ bv0 32)) (= |c_ULTIMATE.start_main_~#main__slope~0#1.offset| (_ bv0 32)) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2021-11-20 06:19:21,884 WARN L860 $PredicateComparison]: unable to prove that (let ((.cse12 (let ((.cse14 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__min~0#1.base|) |c_ULTIMATE.start_main_~#main__min~0#1.offset|))) (fp ((_ extract 31 31) .cse14) ((_ extract 30 23) .cse14) ((_ extract 22 0) .cse14)))) (.cse11 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__max~0#1.base|))) (and (= |c_ULTIMATE.start_main_~#main__org~0#1.offset| (_ bv0 32)) (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv4 32)) (let ((.cse0 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__slope~0#1.base|) |c_ULTIMATE.start_main_~#main__slope~0#1.offset|))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))) (forall ((|ULTIMATE.start_main_~main__t~0#1| (_ FloatingPoint 8 24))) (let ((.cse2 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__max~0#1.base|))) (let ((.cse6 (let ((.cse8 (select .cse2 |c_ULTIMATE.start_main_~#main__max~0#1.offset|))) (fp ((_ extract 31 31) .cse8) ((_ extract 30 23) .cse8) ((_ extract 22 0) .cse8))))) (or (not (fp.leq |ULTIMATE.start_main_~main__t~0#1| (let ((.cse1 (select .cse2 (bvadd (_ bv16 32) |c_ULTIMATE.start_main_~#main__max~0#1.offset|)))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))))) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode (let ((.cse3 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__org~0#1.base|) |c_ULTIMATE.start_main_~#main__org~0#1.offset|))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))) (let ((.cse5 (let ((.cse7 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__min~0#1.base|) |c_ULTIMATE.start_main_~#main__min~0#1.offset|))) (fp ((_ extract 31 31) .cse7) ((_ extract 30 23) .cse7) ((_ extract 22 0) .cse7))))) (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode (let ((.cse4 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__slope~0#1.base|) |c_ULTIMATE.start_main_~#main__slope~0#1.offset|))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4))) (fp.sub c_currentRoundingMode |ULTIMATE.start_main_~main__t~0#1| .cse5)) (fp.sub c_currentRoundingMode .cse6 .cse5))))) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0))) (not (fp.leq |ULTIMATE.start_main_~main__t~0#1| .cse6)) (not (fp.geq |ULTIMATE.start_main_~main__t~0#1| |c_ULTIMATE.start_main_#t~mem5#1|)))))) (= (let ((.cse9 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__org~0#1.base|) |c_ULTIMATE.start_main_~#main__org~0#1.offset|))) (fp ((_ extract 31 31) .cse9) ((_ extract 30 23) .cse9) ((_ extract 22 0) .cse9))) ((_ to_fp 8 24) c_currentRoundingMode (_ bv1 32))) (= (let ((.cse10 (select .cse11 (bvadd (_ bv16 32) |c_ULTIMATE.start_main_~#main__max~0#1.offset|)))) (fp ((_ extract 31 31) .cse10) ((_ extract 30 23) .cse10) ((_ extract 22 0) .cse10))) ((_ to_fp 8 24) c_currentRoundingMode (_ bv300 32))) (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv5 32)) .cse12) (= |c_ULTIMATE.start_main_#t~mem5#1| .cse12) (= |c_ULTIMATE.start_main_~#main__max~0#1.offset| (_ bv0 32)) (= (let ((.cse13 (select .cse11 |c_ULTIMATE.start_main_~#main__max~0#1.offset|))) (fp ((_ extract 31 31) .cse13) ((_ extract 30 23) .cse13) ((_ extract 22 0) .cse13))) ((_ to_fp 8 24) c_currentRoundingMode (_ bv10 32))) (= |c_ULTIMATE.start_main_~#main__min~0#1.offset| (_ bv0 32)) (= |c_ULTIMATE.start_main_~#main__slope~0#1.offset| (_ bv0 32)) (= c_currentRoundingMode roundNearestTiesToEven))) is different from true [2021-11-20 06:19:23,936 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse7 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__max~0#1.base|))) (let ((.cse1 (let ((.cse10 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__org~0#1.base|) |c_ULTIMATE.start_main_~#main__org~0#1.offset|))) (fp ((_ extract 31 31) .cse10) ((_ extract 30 23) .cse10) ((_ extract 22 0) .cse10)))) (.cse0 (let ((.cse9 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__slope~0#1.base|) |c_ULTIMATE.start_main_~#main__slope~0#1.offset|))) (fp ((_ extract 31 31) .cse9) ((_ extract 30 23) .cse9) ((_ extract 22 0) .cse9)))) (.cse2 (let ((.cse8 (select .cse7 (bvadd (_ bv16 32) |c_ULTIMATE.start_main_~#main__max~0#1.offset|)))) (fp ((_ extract 31 31) .cse8) ((_ extract 30 23) .cse8) ((_ extract 22 0) .cse8)))) (.cse4 (let ((.cse6 (select .cse7 |c_ULTIMATE.start_main_~#main__max~0#1.offset|))) (fp ((_ extract 31 31) .cse6) ((_ extract 30 23) .cse6) ((_ extract 22 0) .cse6)))) (.cse3 (let ((.cse5 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__min~0#1.base|) |c_ULTIMATE.start_main_~#main__min~0#1.offset|))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5))))) (and (= |c_ULTIMATE.start_main_~#main__org~0#1.offset| (_ bv0 32)) (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv4 32)) .cse0) (= .cse1 ((_ to_fp 8 24) c_currentRoundingMode (_ bv1 32))) (= .cse2 ((_ to_fp 8 24) c_currentRoundingMode (_ bv300 32))) (or (not (fp.leq |c_ULTIMATE.start_main_~main__t~0#1| |c_ULTIMATE.start_main_#t~mem6#1|)) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode .cse1 (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode .cse0 (fp.sub c_currentRoundingMode |c_ULTIMATE.start_main_~main__t~0#1| .cse3)) (fp.sub c_currentRoundingMode .cse4 .cse3)))) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0))) (not (fp.leq |c_ULTIMATE.start_main_~main__t~0#1| .cse4))) (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv5 32)) .cse3) (= |c_ULTIMATE.start_main_#t~mem6#1| .cse2) (= |c_ULTIMATE.start_main_~#main__max~0#1.offset| (_ bv0 32)) (= .cse4 ((_ to_fp 8 24) c_currentRoundingMode (_ bv10 32))) (= |c_ULTIMATE.start_main_~#main__min~0#1.offset| (_ bv0 32)) (= |c_ULTIMATE.start_main_~#main__slope~0#1.offset| (_ bv0 32)) (= c_currentRoundingMode roundNearestTiesToEven) (fp.geq |c_ULTIMATE.start_main_~main__t~0#1| .cse3)))) is different from false [2021-11-20 06:19:26,031 WARN L860 $PredicateComparison]: unable to prove that (let ((.cse7 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__max~0#1.base|))) (let ((.cse1 (let ((.cse10 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__org~0#1.base|) |c_ULTIMATE.start_main_~#main__org~0#1.offset|))) (fp ((_ extract 31 31) .cse10) ((_ extract 30 23) .cse10) ((_ extract 22 0) .cse10)))) (.cse0 (let ((.cse9 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__slope~0#1.base|) |c_ULTIMATE.start_main_~#main__slope~0#1.offset|))) (fp ((_ extract 31 31) .cse9) ((_ extract 30 23) .cse9) ((_ extract 22 0) .cse9)))) (.cse2 (let ((.cse8 (select .cse7 (bvadd (_ bv16 32) |c_ULTIMATE.start_main_~#main__max~0#1.offset|)))) (fp ((_ extract 31 31) .cse8) ((_ extract 30 23) .cse8) ((_ extract 22 0) .cse8)))) (.cse4 (let ((.cse6 (select .cse7 |c_ULTIMATE.start_main_~#main__max~0#1.offset|))) (fp ((_ extract 31 31) .cse6) ((_ extract 30 23) .cse6) ((_ extract 22 0) .cse6)))) (.cse3 (let ((.cse5 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__min~0#1.base|) |c_ULTIMATE.start_main_~#main__min~0#1.offset|))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5))))) (and (= |c_ULTIMATE.start_main_~#main__org~0#1.offset| (_ bv0 32)) (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv4 32)) .cse0) (= .cse1 ((_ to_fp 8 24) c_currentRoundingMode (_ bv1 32))) (= .cse2 ((_ to_fp 8 24) c_currentRoundingMode (_ bv300 32))) (or (not (fp.leq |c_ULTIMATE.start_main_~main__t~0#1| |c_ULTIMATE.start_main_#t~mem6#1|)) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode .cse1 (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode .cse0 (fp.sub c_currentRoundingMode |c_ULTIMATE.start_main_~main__t~0#1| .cse3)) (fp.sub c_currentRoundingMode .cse4 .cse3)))) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0))) (not (fp.leq |c_ULTIMATE.start_main_~main__t~0#1| .cse4))) (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv5 32)) .cse3) (= |c_ULTIMATE.start_main_#t~mem6#1| .cse2) (= |c_ULTIMATE.start_main_~#main__max~0#1.offset| (_ bv0 32)) (= .cse4 ((_ to_fp 8 24) c_currentRoundingMode (_ bv10 32))) (= |c_ULTIMATE.start_main_~#main__min~0#1.offset| (_ bv0 32)) (= |c_ULTIMATE.start_main_~#main__slope~0#1.offset| (_ bv0 32)) (= c_currentRoundingMode roundNearestTiesToEven) (fp.geq |c_ULTIMATE.start_main_~main__t~0#1| .cse3)))) is different from true [2021-11-20 06:19:28,080 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse7 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__max~0#1.base|))) (let ((.cse2 (let ((.cse10 (select .cse7 (bvadd (_ bv16 32) |c_ULTIMATE.start_main_~#main__max~0#1.offset|)))) (fp ((_ extract 31 31) .cse10) ((_ extract 30 23) .cse10) ((_ extract 22 0) .cse10)))) (.cse1 (let ((.cse9 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__org~0#1.base|) |c_ULTIMATE.start_main_~#main__org~0#1.offset|))) (fp ((_ extract 31 31) .cse9) ((_ extract 30 23) .cse9) ((_ extract 22 0) .cse9)))) (.cse0 (let ((.cse8 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__slope~0#1.base|) |c_ULTIMATE.start_main_~#main__slope~0#1.offset|))) (fp ((_ extract 31 31) .cse8) ((_ extract 30 23) .cse8) ((_ extract 22 0) .cse8)))) (.cse4 (let ((.cse6 (select .cse7 |c_ULTIMATE.start_main_~#main__max~0#1.offset|))) (fp ((_ extract 31 31) .cse6) ((_ extract 30 23) .cse6) ((_ extract 22 0) .cse6)))) (.cse3 (let ((.cse5 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__min~0#1.base|) |c_ULTIMATE.start_main_~#main__min~0#1.offset|))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5))))) (and (= |c_ULTIMATE.start_main_~#main__org~0#1.offset| (_ bv0 32)) (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv4 32)) .cse0) (= .cse1 ((_ to_fp 8 24) c_currentRoundingMode (_ bv1 32))) (= .cse2 ((_ to_fp 8 24) c_currentRoundingMode (_ bv300 32))) (fp.leq |c_ULTIMATE.start_main_~main__t~0#1| .cse2) (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv5 32)) .cse3) (or (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode .cse1 (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode .cse0 (fp.sub c_currentRoundingMode |c_ULTIMATE.start_main_~main__t~0#1| .cse3)) (fp.sub c_currentRoundingMode .cse4 .cse3)))) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0))) (not (fp.leq |c_ULTIMATE.start_main_~main__t~0#1| .cse4))) (= |c_ULTIMATE.start_main_~#main__max~0#1.offset| (_ bv0 32)) (= .cse4 ((_ to_fp 8 24) c_currentRoundingMode (_ bv10 32))) (= |c_ULTIMATE.start_main_~#main__min~0#1.offset| (_ bv0 32)) (= |c_ULTIMATE.start_main_~#main__slope~0#1.offset| (_ bv0 32)) (= c_currentRoundingMode roundNearestTiesToEven) (fp.geq |c_ULTIMATE.start_main_~main__t~0#1| .cse3)))) is different from false [2021-11-20 06:19:30,175 WARN L860 $PredicateComparison]: unable to prove that (let ((.cse7 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__max~0#1.base|))) (let ((.cse2 (let ((.cse10 (select .cse7 (bvadd (_ bv16 32) |c_ULTIMATE.start_main_~#main__max~0#1.offset|)))) (fp ((_ extract 31 31) .cse10) ((_ extract 30 23) .cse10) ((_ extract 22 0) .cse10)))) (.cse1 (let ((.cse9 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__org~0#1.base|) |c_ULTIMATE.start_main_~#main__org~0#1.offset|))) (fp ((_ extract 31 31) .cse9) ((_ extract 30 23) .cse9) ((_ extract 22 0) .cse9)))) (.cse0 (let ((.cse8 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__slope~0#1.base|) |c_ULTIMATE.start_main_~#main__slope~0#1.offset|))) (fp ((_ extract 31 31) .cse8) ((_ extract 30 23) .cse8) ((_ extract 22 0) .cse8)))) (.cse4 (let ((.cse6 (select .cse7 |c_ULTIMATE.start_main_~#main__max~0#1.offset|))) (fp ((_ extract 31 31) .cse6) ((_ extract 30 23) .cse6) ((_ extract 22 0) .cse6)))) (.cse3 (let ((.cse5 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__min~0#1.base|) |c_ULTIMATE.start_main_~#main__min~0#1.offset|))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5))))) (and (= |c_ULTIMATE.start_main_~#main__org~0#1.offset| (_ bv0 32)) (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv4 32)) .cse0) (= .cse1 ((_ to_fp 8 24) c_currentRoundingMode (_ bv1 32))) (= .cse2 ((_ to_fp 8 24) c_currentRoundingMode (_ bv300 32))) (fp.leq |c_ULTIMATE.start_main_~main__t~0#1| .cse2) (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv5 32)) .cse3) (or (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode .cse1 (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode .cse0 (fp.sub c_currentRoundingMode |c_ULTIMATE.start_main_~main__t~0#1| .cse3)) (fp.sub c_currentRoundingMode .cse4 .cse3)))) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0))) (not (fp.leq |c_ULTIMATE.start_main_~main__t~0#1| .cse4))) (= |c_ULTIMATE.start_main_~#main__max~0#1.offset| (_ bv0 32)) (= .cse4 ((_ to_fp 8 24) c_currentRoundingMode (_ bv10 32))) (= |c_ULTIMATE.start_main_~#main__min~0#1.offset| (_ bv0 32)) (= |c_ULTIMATE.start_main_~#main__slope~0#1.offset| (_ bv0 32)) (= c_currentRoundingMode roundNearestTiesToEven) (fp.geq |c_ULTIMATE.start_main_~main__t~0#1| .cse3)))) is different from true [2021-11-20 06:19:32,225 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse12 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__min~0#1.base|)) (.cse14 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__max~0#1.base|))) (let ((.cse4 (let ((.cse17 (select .cse14 (bvadd (_ bv16 32) |c_ULTIMATE.start_main_~#main__max~0#1.offset|)))) (fp ((_ extract 31 31) .cse17) ((_ extract 30 23) .cse17) ((_ extract 22 0) .cse17)))) (.cse3 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__org~0#1.base|)) (.cse1 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__slope~0#1.base|)) (.cse5 (let ((.cse16 (select .cse12 |c_ULTIMATE.start_main_~#main__min~0#1.offset|))) (fp ((_ extract 31 31) .cse16) ((_ extract 30 23) .cse16) ((_ extract 22 0) .cse16))))) (and (= |c_ULTIMATE.start_main_~#main__org~0#1.offset| (_ bv0 32)) (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv4 32)) (let ((.cse0 (select .cse1 |c_ULTIMATE.start_main_~#main__slope~0#1.offset|))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))) (= (let ((.cse2 (select .cse3 |c_ULTIMATE.start_main_~#main__org~0#1.offset|))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))) ((_ to_fp 8 24) c_currentRoundingMode (_ bv1 32))) (= .cse4 ((_ to_fp 8 24) c_currentRoundingMode (_ bv300 32))) (fp.leq |c_ULTIMATE.start_main_~main__t~0#1| .cse4) (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv5 32)) .cse5) (= |c_ULTIMATE.start_main_~main__i~0#1| (_ bv0 32)) (let ((.cse8 (bvmul |c_ULTIMATE.start_main_~main__i~0#1| (_ bv4 32)))) (let ((.cse6 (let ((.cse13 (select .cse14 (bvadd .cse8 |c_ULTIMATE.start_main_~#main__max~0#1.offset|)))) (fp ((_ extract 31 31) .cse13) ((_ extract 30 23) .cse13) ((_ extract 22 0) .cse13))))) (or (not (fp.leq |c_ULTIMATE.start_main_~main__t~0#1| .cse6)) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode (let ((.cse7 (select .cse3 (bvadd .cse8 |c_ULTIMATE.start_main_~#main__org~0#1.offset|)))) (fp ((_ extract 31 31) .cse7) ((_ extract 30 23) .cse7) ((_ extract 22 0) .cse7))) (let ((.cse10 (let ((.cse11 (select .cse12 (bvadd .cse8 |c_ULTIMATE.start_main_~#main__min~0#1.offset|)))) (fp ((_ extract 31 31) .cse11) ((_ extract 30 23) .cse11) ((_ extract 22 0) .cse11))))) (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode (let ((.cse9 (select .cse1 (bvadd .cse8 |c_ULTIMATE.start_main_~#main__slope~0#1.offset|)))) (fp ((_ extract 31 31) .cse9) ((_ extract 30 23) .cse9) ((_ extract 22 0) .cse9))) (fp.sub c_currentRoundingMode |c_ULTIMATE.start_main_~main__t~0#1| .cse10)) (fp.sub c_currentRoundingMode .cse6 .cse10))))) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0)))))) (= |c_ULTIMATE.start_main_~#main__max~0#1.offset| (_ bv0 32)) (= (let ((.cse15 (select .cse14 |c_ULTIMATE.start_main_~#main__max~0#1.offset|))) (fp ((_ extract 31 31) .cse15) ((_ extract 30 23) .cse15) ((_ extract 22 0) .cse15))) ((_ to_fp 8 24) c_currentRoundingMode (_ bv10 32))) (= |c_ULTIMATE.start_main_~#main__min~0#1.offset| (_ bv0 32)) (= |c_ULTIMATE.start_main_~#main__slope~0#1.offset| (_ bv0 32)) (= c_currentRoundingMode roundNearestTiesToEven) (fp.geq |c_ULTIMATE.start_main_~main__t~0#1| .cse5)))) is different from false [2021-11-20 06:19:34,320 WARN L860 $PredicateComparison]: unable to prove that (let ((.cse12 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__min~0#1.base|)) (.cse14 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__max~0#1.base|))) (let ((.cse4 (let ((.cse17 (select .cse14 (bvadd (_ bv16 32) |c_ULTIMATE.start_main_~#main__max~0#1.offset|)))) (fp ((_ extract 31 31) .cse17) ((_ extract 30 23) .cse17) ((_ extract 22 0) .cse17)))) (.cse3 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__org~0#1.base|)) (.cse1 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__slope~0#1.base|)) (.cse5 (let ((.cse16 (select .cse12 |c_ULTIMATE.start_main_~#main__min~0#1.offset|))) (fp ((_ extract 31 31) .cse16) ((_ extract 30 23) .cse16) ((_ extract 22 0) .cse16))))) (and (= |c_ULTIMATE.start_main_~#main__org~0#1.offset| (_ bv0 32)) (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv4 32)) (let ((.cse0 (select .cse1 |c_ULTIMATE.start_main_~#main__slope~0#1.offset|))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))) (= (let ((.cse2 (select .cse3 |c_ULTIMATE.start_main_~#main__org~0#1.offset|))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))) ((_ to_fp 8 24) c_currentRoundingMode (_ bv1 32))) (= .cse4 ((_ to_fp 8 24) c_currentRoundingMode (_ bv300 32))) (fp.leq |c_ULTIMATE.start_main_~main__t~0#1| .cse4) (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv5 32)) .cse5) (= |c_ULTIMATE.start_main_~main__i~0#1| (_ bv0 32)) (let ((.cse8 (bvmul |c_ULTIMATE.start_main_~main__i~0#1| (_ bv4 32)))) (let ((.cse6 (let ((.cse13 (select .cse14 (bvadd .cse8 |c_ULTIMATE.start_main_~#main__max~0#1.offset|)))) (fp ((_ extract 31 31) .cse13) ((_ extract 30 23) .cse13) ((_ extract 22 0) .cse13))))) (or (not (fp.leq |c_ULTIMATE.start_main_~main__t~0#1| .cse6)) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode (let ((.cse7 (select .cse3 (bvadd .cse8 |c_ULTIMATE.start_main_~#main__org~0#1.offset|)))) (fp ((_ extract 31 31) .cse7) ((_ extract 30 23) .cse7) ((_ extract 22 0) .cse7))) (let ((.cse10 (let ((.cse11 (select .cse12 (bvadd .cse8 |c_ULTIMATE.start_main_~#main__min~0#1.offset|)))) (fp ((_ extract 31 31) .cse11) ((_ extract 30 23) .cse11) ((_ extract 22 0) .cse11))))) (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode (let ((.cse9 (select .cse1 (bvadd .cse8 |c_ULTIMATE.start_main_~#main__slope~0#1.offset|)))) (fp ((_ extract 31 31) .cse9) ((_ extract 30 23) .cse9) ((_ extract 22 0) .cse9))) (fp.sub c_currentRoundingMode |c_ULTIMATE.start_main_~main__t~0#1| .cse10)) (fp.sub c_currentRoundingMode .cse6 .cse10))))) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0)))))) (= |c_ULTIMATE.start_main_~#main__max~0#1.offset| (_ bv0 32)) (= (let ((.cse15 (select .cse14 |c_ULTIMATE.start_main_~#main__max~0#1.offset|))) (fp ((_ extract 31 31) .cse15) ((_ extract 30 23) .cse15) ((_ extract 22 0) .cse15))) ((_ to_fp 8 24) c_currentRoundingMode (_ bv10 32))) (= |c_ULTIMATE.start_main_~#main__min~0#1.offset| (_ bv0 32)) (= |c_ULTIMATE.start_main_~#main__slope~0#1.offset| (_ bv0 32)) (= c_currentRoundingMode roundNearestTiesToEven) (fp.geq |c_ULTIMATE.start_main_~main__t~0#1| .cse5)))) is different from true [2021-11-20 06:19:36,366 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse14 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__min~0#1.base|)) (.cse9 (bvmul |c_ULTIMATE.start_main_~main__i~0#1| (_ bv4 32))) (.cse7 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__max~0#1.base|))) (let ((.cse4 (let ((.cse17 (select .cse7 (bvadd (_ bv16 32) |c_ULTIMATE.start_main_~#main__max~0#1.offset|)))) (fp ((_ extract 31 31) .cse17) ((_ extract 30 23) .cse17) ((_ extract 22 0) .cse17)))) (.cse3 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__org~0#1.base|)) (.cse1 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__slope~0#1.base|)) (.cse12 (let ((.cse16 (select .cse7 (bvadd .cse9 |c_ULTIMATE.start_main_~#main__max~0#1.offset|)))) (fp ((_ extract 31 31) .cse16) ((_ extract 30 23) .cse16) ((_ extract 22 0) .cse16)))) (.cse5 (let ((.cse15 (select .cse14 |c_ULTIMATE.start_main_~#main__min~0#1.offset|))) (fp ((_ extract 31 31) .cse15) ((_ extract 30 23) .cse15) ((_ extract 22 0) .cse15))))) (and (= |c_ULTIMATE.start_main_~#main__org~0#1.offset| (_ bv0 32)) (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv4 32)) (let ((.cse0 (select .cse1 |c_ULTIMATE.start_main_~#main__slope~0#1.offset|))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))) (= (let ((.cse2 (select .cse3 |c_ULTIMATE.start_main_~#main__org~0#1.offset|))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))) ((_ to_fp 8 24) c_currentRoundingMode (_ bv1 32))) (= .cse4 ((_ to_fp 8 24) c_currentRoundingMode (_ bv300 32))) (fp.leq |c_ULTIMATE.start_main_~main__t~0#1| .cse4) (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv5 32)) .cse5) (= |c_ULTIMATE.start_main_~main__i~0#1| (_ bv0 32)) (= |c_ULTIMATE.start_main_~#main__max~0#1.offset| (_ bv0 32)) (= (let ((.cse6 (select .cse7 |c_ULTIMATE.start_main_~#main__max~0#1.offset|))) (fp ((_ extract 31 31) .cse6) ((_ extract 30 23) .cse6) ((_ extract 22 0) .cse6))) ((_ to_fp 8 24) c_currentRoundingMode (_ bv10 32))) (= |c_ULTIMATE.start_main_~#main__min~0#1.offset| (_ bv0 32)) (= |c_ULTIMATE.start_main_~#main__slope~0#1.offset| (_ bv0 32)) (or (not (fp.leq |c_ULTIMATE.start_main_~main__t~0#1| |c_ULTIMATE.start_main_#t~mem7#1|)) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode (let ((.cse8 (select .cse3 (bvadd .cse9 |c_ULTIMATE.start_main_~#main__org~0#1.offset|)))) (fp ((_ extract 31 31) .cse8) ((_ extract 30 23) .cse8) ((_ extract 22 0) .cse8))) (let ((.cse11 (let ((.cse13 (select .cse14 (bvadd .cse9 |c_ULTIMATE.start_main_~#main__min~0#1.offset|)))) (fp ((_ extract 31 31) .cse13) ((_ extract 30 23) .cse13) ((_ extract 22 0) .cse13))))) (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode (let ((.cse10 (select .cse1 (bvadd .cse9 |c_ULTIMATE.start_main_~#main__slope~0#1.offset|)))) (fp ((_ extract 31 31) .cse10) ((_ extract 30 23) .cse10) ((_ extract 22 0) .cse10))) (fp.sub c_currentRoundingMode |c_ULTIMATE.start_main_~main__t~0#1| .cse11)) (fp.sub c_currentRoundingMode .cse12 .cse11))))) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0)))) (= c_currentRoundingMode roundNearestTiesToEven) (= |c_ULTIMATE.start_main_#t~mem7#1| .cse12) (fp.geq |c_ULTIMATE.start_main_~main__t~0#1| .cse5)))) is different from false [2021-11-20 06:19:38,463 WARN L860 $PredicateComparison]: unable to prove that (let ((.cse14 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__min~0#1.base|)) (.cse9 (bvmul |c_ULTIMATE.start_main_~main__i~0#1| (_ bv4 32))) (.cse7 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__max~0#1.base|))) (let ((.cse4 (let ((.cse17 (select .cse7 (bvadd (_ bv16 32) |c_ULTIMATE.start_main_~#main__max~0#1.offset|)))) (fp ((_ extract 31 31) .cse17) ((_ extract 30 23) .cse17) ((_ extract 22 0) .cse17)))) (.cse3 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__org~0#1.base|)) (.cse1 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__slope~0#1.base|)) (.cse12 (let ((.cse16 (select .cse7 (bvadd .cse9 |c_ULTIMATE.start_main_~#main__max~0#1.offset|)))) (fp ((_ extract 31 31) .cse16) ((_ extract 30 23) .cse16) ((_ extract 22 0) .cse16)))) (.cse5 (let ((.cse15 (select .cse14 |c_ULTIMATE.start_main_~#main__min~0#1.offset|))) (fp ((_ extract 31 31) .cse15) ((_ extract 30 23) .cse15) ((_ extract 22 0) .cse15))))) (and (= |c_ULTIMATE.start_main_~#main__org~0#1.offset| (_ bv0 32)) (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv4 32)) (let ((.cse0 (select .cse1 |c_ULTIMATE.start_main_~#main__slope~0#1.offset|))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))) (= (let ((.cse2 (select .cse3 |c_ULTIMATE.start_main_~#main__org~0#1.offset|))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))) ((_ to_fp 8 24) c_currentRoundingMode (_ bv1 32))) (= .cse4 ((_ to_fp 8 24) c_currentRoundingMode (_ bv300 32))) (fp.leq |c_ULTIMATE.start_main_~main__t~0#1| .cse4) (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv5 32)) .cse5) (= |c_ULTIMATE.start_main_~main__i~0#1| (_ bv0 32)) (= |c_ULTIMATE.start_main_~#main__max~0#1.offset| (_ bv0 32)) (= (let ((.cse6 (select .cse7 |c_ULTIMATE.start_main_~#main__max~0#1.offset|))) (fp ((_ extract 31 31) .cse6) ((_ extract 30 23) .cse6) ((_ extract 22 0) .cse6))) ((_ to_fp 8 24) c_currentRoundingMode (_ bv10 32))) (= |c_ULTIMATE.start_main_~#main__min~0#1.offset| (_ bv0 32)) (= |c_ULTIMATE.start_main_~#main__slope~0#1.offset| (_ bv0 32)) (or (not (fp.leq |c_ULTIMATE.start_main_~main__t~0#1| |c_ULTIMATE.start_main_#t~mem7#1|)) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode (let ((.cse8 (select .cse3 (bvadd .cse9 |c_ULTIMATE.start_main_~#main__org~0#1.offset|)))) (fp ((_ extract 31 31) .cse8) ((_ extract 30 23) .cse8) ((_ extract 22 0) .cse8))) (let ((.cse11 (let ((.cse13 (select .cse14 (bvadd .cse9 |c_ULTIMATE.start_main_~#main__min~0#1.offset|)))) (fp ((_ extract 31 31) .cse13) ((_ extract 30 23) .cse13) ((_ extract 22 0) .cse13))))) (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode (let ((.cse10 (select .cse1 (bvadd .cse9 |c_ULTIMATE.start_main_~#main__slope~0#1.offset|)))) (fp ((_ extract 31 31) .cse10) ((_ extract 30 23) .cse10) ((_ extract 22 0) .cse10))) (fp.sub c_currentRoundingMode |c_ULTIMATE.start_main_~main__t~0#1| .cse11)) (fp.sub c_currentRoundingMode .cse12 .cse11))))) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0)))) (= c_currentRoundingMode roundNearestTiesToEven) (= |c_ULTIMATE.start_main_#t~mem7#1| .cse12) (fp.geq |c_ULTIMATE.start_main_~main__t~0#1| .cse5)))) is different from true [2021-11-20 06:19:40,531 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse14 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__min~0#1.base|)) (.cse6 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__max~0#1.base|)) (.cse10 (bvmul |c_ULTIMATE.start_main_~main__i~0#1| (_ bv4 32)))) (let ((.cse4 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__org~0#1.base|)) (.cse2 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__slope~0#1.base|)) (.cse0 (let ((.cse16 (select .cse6 (bvadd .cse10 |c_ULTIMATE.start_main_~#main__max~0#1.offset|)))) (fp ((_ extract 31 31) .cse16) ((_ extract 30 23) .cse16) ((_ extract 22 0) .cse16)))) (.cse7 (let ((.cse15 (select .cse14 |c_ULTIMATE.start_main_~#main__min~0#1.offset|))) (fp ((_ extract 31 31) .cse15) ((_ extract 30 23) .cse15) ((_ extract 22 0) .cse15))))) (and (fp.leq |c_ULTIMATE.start_main_~main__t~0#1| .cse0) (= |c_ULTIMATE.start_main_~#main__org~0#1.offset| (_ bv0 32)) (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv4 32)) (let ((.cse1 (select .cse2 |c_ULTIMATE.start_main_~#main__slope~0#1.offset|))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)))) (= (let ((.cse3 (select .cse4 |c_ULTIMATE.start_main_~#main__org~0#1.offset|))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))) ((_ to_fp 8 24) c_currentRoundingMode (_ bv1 32))) (= (let ((.cse5 (select .cse6 (bvadd (_ bv16 32) |c_ULTIMATE.start_main_~#main__max~0#1.offset|)))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5))) ((_ to_fp 8 24) c_currentRoundingMode (_ bv300 32))) (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv5 32)) .cse7) (= |c_ULTIMATE.start_main_~main__i~0#1| (_ bv0 32)) (= |c_ULTIMATE.start_main_~#main__max~0#1.offset| (_ bv0 32)) (= (let ((.cse8 (select .cse6 |c_ULTIMATE.start_main_~#main__max~0#1.offset|))) (fp ((_ extract 31 31) .cse8) ((_ extract 30 23) .cse8) ((_ extract 22 0) .cse8))) ((_ to_fp 8 24) c_currentRoundingMode (_ bv10 32))) (= |c_ULTIMATE.start_main_~#main__min~0#1.offset| (_ bv0 32)) (= |c_ULTIMATE.start_main_~#main__slope~0#1.offset| (_ bv0 32)) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode (let ((.cse9 (select .cse4 (bvadd .cse10 |c_ULTIMATE.start_main_~#main__org~0#1.offset|)))) (fp ((_ extract 31 31) .cse9) ((_ extract 30 23) .cse9) ((_ extract 22 0) .cse9))) (let ((.cse12 (let ((.cse13 (select .cse14 (bvadd .cse10 |c_ULTIMATE.start_main_~#main__min~0#1.offset|)))) (fp ((_ extract 31 31) .cse13) ((_ extract 30 23) .cse13) ((_ extract 22 0) .cse13))))) (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode (let ((.cse11 (select .cse2 (bvadd .cse10 |c_ULTIMATE.start_main_~#main__slope~0#1.offset|)))) (fp ((_ extract 31 31) .cse11) ((_ extract 30 23) .cse11) ((_ extract 22 0) .cse11))) (fp.sub c_currentRoundingMode |c_ULTIMATE.start_main_~main__t~0#1| .cse12)) (fp.sub c_currentRoundingMode .cse0 .cse12))))) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0))) (= c_currentRoundingMode roundNearestTiesToEven) (fp.geq |c_ULTIMATE.start_main_~main__t~0#1| .cse7)))) is different from false [2021-11-20 06:19:42,627 WARN L860 $PredicateComparison]: unable to prove that (let ((.cse14 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__min~0#1.base|)) (.cse6 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__max~0#1.base|)) (.cse10 (bvmul |c_ULTIMATE.start_main_~main__i~0#1| (_ bv4 32)))) (let ((.cse4 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__org~0#1.base|)) (.cse2 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__slope~0#1.base|)) (.cse0 (let ((.cse16 (select .cse6 (bvadd .cse10 |c_ULTIMATE.start_main_~#main__max~0#1.offset|)))) (fp ((_ extract 31 31) .cse16) ((_ extract 30 23) .cse16) ((_ extract 22 0) .cse16)))) (.cse7 (let ((.cse15 (select .cse14 |c_ULTIMATE.start_main_~#main__min~0#1.offset|))) (fp ((_ extract 31 31) .cse15) ((_ extract 30 23) .cse15) ((_ extract 22 0) .cse15))))) (and (fp.leq |c_ULTIMATE.start_main_~main__t~0#1| .cse0) (= |c_ULTIMATE.start_main_~#main__org~0#1.offset| (_ bv0 32)) (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv4 32)) (let ((.cse1 (select .cse2 |c_ULTIMATE.start_main_~#main__slope~0#1.offset|))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)))) (= (let ((.cse3 (select .cse4 |c_ULTIMATE.start_main_~#main__org~0#1.offset|))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))) ((_ to_fp 8 24) c_currentRoundingMode (_ bv1 32))) (= (let ((.cse5 (select .cse6 (bvadd (_ bv16 32) |c_ULTIMATE.start_main_~#main__max~0#1.offset|)))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5))) ((_ to_fp 8 24) c_currentRoundingMode (_ bv300 32))) (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv5 32)) .cse7) (= |c_ULTIMATE.start_main_~main__i~0#1| (_ bv0 32)) (= |c_ULTIMATE.start_main_~#main__max~0#1.offset| (_ bv0 32)) (= (let ((.cse8 (select .cse6 |c_ULTIMATE.start_main_~#main__max~0#1.offset|))) (fp ((_ extract 31 31) .cse8) ((_ extract 30 23) .cse8) ((_ extract 22 0) .cse8))) ((_ to_fp 8 24) c_currentRoundingMode (_ bv10 32))) (= |c_ULTIMATE.start_main_~#main__min~0#1.offset| (_ bv0 32)) (= |c_ULTIMATE.start_main_~#main__slope~0#1.offset| (_ bv0 32)) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode (let ((.cse9 (select .cse4 (bvadd .cse10 |c_ULTIMATE.start_main_~#main__org~0#1.offset|)))) (fp ((_ extract 31 31) .cse9) ((_ extract 30 23) .cse9) ((_ extract 22 0) .cse9))) (let ((.cse12 (let ((.cse13 (select .cse14 (bvadd .cse10 |c_ULTIMATE.start_main_~#main__min~0#1.offset|)))) (fp ((_ extract 31 31) .cse13) ((_ extract 30 23) .cse13) ((_ extract 22 0) .cse13))))) (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode (let ((.cse11 (select .cse2 (bvadd .cse10 |c_ULTIMATE.start_main_~#main__slope~0#1.offset|)))) (fp ((_ extract 31 31) .cse11) ((_ extract 30 23) .cse11) ((_ extract 22 0) .cse11))) (fp.sub c_currentRoundingMode |c_ULTIMATE.start_main_~main__t~0#1| .cse12)) (fp.sub c_currentRoundingMode .cse0 .cse12))))) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0))) (= c_currentRoundingMode roundNearestTiesToEven) (fp.geq |c_ULTIMATE.start_main_~main__t~0#1| .cse7)))) is different from true [2021-11-20 06:19:44,706 WARN L838 $PredicateComparison]: unable to prove that (and (fp.geq ((_ to_fp 11 53) c_currentRoundingMode |c_ULTIMATE.start_main_~main__z~0#1|) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode 10.0))) (exists ((v_arrayElimCell_1 (_ BitVec 32)) (|ULTIMATE.start_main_~main__t~0#1| (_ FloatingPoint 8 24)) (v_arrayElimCell_5 (_ BitVec 32)) (v_arrayElimCell_4 (_ BitVec 32)) (v_arrayElimCell_2 (_ BitVec 32))) (let ((.cse2 (fp ((_ extract 31 31) v_arrayElimCell_1) ((_ extract 30 23) v_arrayElimCell_1) ((_ extract 22 0) v_arrayElimCell_1))) (.cse0 (fp ((_ extract 31 31) v_arrayElimCell_4) ((_ extract 30 23) v_arrayElimCell_4) ((_ extract 22 0) v_arrayElimCell_4))) (.cse3 (fp ((_ extract 31 31) v_arrayElimCell_2) ((_ extract 30 23) v_arrayElimCell_2) ((_ extract 22 0) v_arrayElimCell_2))) (.cse1 (fp ((_ extract 31 31) v_arrayElimCell_5) ((_ extract 30 23) v_arrayElimCell_5) ((_ extract 22 0) v_arrayElimCell_5)))) (and (= .cse0 ((_ to_fp 8 24) c_currentRoundingMode (_ bv10 32))) (= |c_ULTIMATE.start_main_~main__z~0#1| (fp.add c_currentRoundingMode .cse1 (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode .cse2 (fp.sub c_currentRoundingMode |ULTIMATE.start_main_~main__t~0#1| .cse3)) (fp.sub c_currentRoundingMode .cse0 .cse3)))) (fp.geq |ULTIMATE.start_main_~main__t~0#1| .cse3) (= .cse2 ((_ to_fp 8 24) c_currentRoundingMode (_ bv4 32))) (fp.leq |ULTIMATE.start_main_~main__t~0#1| .cse0) (= ((_ to_fp 8 24) c_currentRoundingMode (_ bv5 32)) .cse3) (= .cse1 ((_ to_fp 8 24) c_currentRoundingMode (_ bv1 32)))))) (exists ((v_arrayElimCell_3 (_ BitVec 32))) (= (fp ((_ extract 31 31) v_arrayElimCell_3) ((_ extract 30 23) v_arrayElimCell_3) ((_ extract 22 0) v_arrayElimCell_3)) ((_ to_fp 8 24) c_currentRoundingMode (_ bv300 32)))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2021-11-20 06:19:45,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:19:45,483 INFO L93 Difference]: Finished difference Result 29 states and 34 transitions. [2021-11-20 06:19:45,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-20 06:19:45,486 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 1.368421052631579) internal successors, (26), 18 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 13 [2021-11-20 06:19:45,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:19:45,487 INFO L225 Difference]: With dead ends: 29 [2021-11-20 06:19:45,487 INFO L226 Difference]: Without dead ends: 24 [2021-11-20 06:19:45,488 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 17 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 69.3s TimeCoverageRelationStatistics Valid=62, Invalid=64, Unknown=32, NotChecked=544, Total=702 [2021-11-20 06:19:45,489 INFO L933 BasicCegarLoop]: 18 mSDtfsCounter, 0 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 79 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 155 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-20 06:19:45,490 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 79 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 155 Unchecked, 0.8s Time] [2021-11-20 06:19:45,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2021-11-20 06:19:45,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2021-11-20 06:19:45,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 23 states have (on average 1.2608695652173914) internal successors, (29), 23 states have internal predecessors, (29), 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) [2021-11-20 06:19:45,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 29 transitions. [2021-11-20 06:19:45,495 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 29 transitions. Word has length 13 [2021-11-20 06:19:45,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:19:45,496 INFO L470 AbstractCegarLoop]: Abstraction has 24 states and 29 transitions. [2021-11-20 06:19:45,496 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 1.368421052631579) internal successors, (26), 18 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) [2021-11-20 06:19:45,496 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2021-11-20 06:19:45,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-20 06:19:45,497 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:19:45,497 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:19:45,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-20 06:19:45,697 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 [2021-11-20 06:19:45,698 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:19:45,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:19:45,699 INFO L85 PathProgramCache]: Analyzing trace with hash -1710804433, now seen corresponding path program 1 times [2021-11-20 06:19:45,699 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 06:19:45,699 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1676903985] [2021-11-20 06:19:45,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:19:45,700 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 06:19:45,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/mathsat [2021-11-20 06:19:45,701 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 06:19:45,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7634adda-ed39-4478-bb1b-beb4b9296c0e/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-20 06:19:47,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:47,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-20 06:19:47,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:19:55,003 INFO L354 Elim1Store]: treesize reduction 24, result has 51.0 percent of original size [2021-11-20 06:19:55,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 266 treesize of output 146 [2021-11-20 06:21:01,487 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((v_arrayElimCell_14 (_ BitVec 32)) (v_arrayElimCell_15 (_ BitVec 32)) (v_arrayElimCell_12 (_ BitVec 32)) (v_arrayElimCell_11 (_ BitVec 32)) (|ULTIMATE.start_main_~main__t~0#1| (_ FloatingPoint 8 24))) (let ((.cse1 (fp ((_ extract 31 31) v_arrayElimCell_11) ((_ extract 30 23) v_arrayElimCell_11) ((_ extract 22 0) v_arrayElimCell_11))) (.cse0 (fp ((_ extract 31 31) v_arrayElimCell_14) ((_ extract 30 23) v_arrayElimCell_14) ((_ extract 22 0) v_arrayElimCell_14))) (.cse3 (fp ((_ extract 31 31) v_arrayElimCell_15) ((_ extract 30 23) v_arrayElimCell_15) ((_ extract 22 0) v_arrayElimCell_15))) (.cse2 (fp ((_ extract 31 31) v_arrayElimCell_12) ((_ extract 30 23) v_arrayElimCell_12) ((_ extract 22 0) v_arrayElimCell_12)))) (and (fp.leq |ULTIMATE.start_main_~main__t~0#1| .cse0) (= .cse1 ((_ to_fp 8 24) c_currentRoundingMode (_ bv4 32))) (= .cse2 ((_ to_fp 8 24) c_currentRoundingMode (_ bv5 32))) (= |c_ULTIMATE.start_main_~main__z~0#1| (fp.add c_currentRoundingMode .cse3 (fp.div c_currentRoundingMode (fp.mul c_currentRoundingMode .cse1 (fp.sub c_currentRoundingMode |ULTIMATE.start_main_~main__t~0#1| .cse2)) (fp.sub c_currentRoundingMode .cse0 .cse2)))) (= .cse0 ((_ to_fp 8 24) c_currentRoundingMode (_ bv10 32))) (= .cse3 ((_ to_fp 8 24) c_currentRoundingMode (_ bv1 32))) (fp.geq |ULTIMATE.start_main_~main__t~0#1| .cse2)))) (= c_currentRoundingMode roundNearestTiesToEven) (exists ((v_arrayElimCell_13 (_ BitVec 32))) (= (fp ((_ extract 31 31) v_arrayElimCell_13) ((_ extract 30 23) v_arrayElimCell_13) ((_ extract 22 0) v_arrayElimCell_13)) ((_ to_fp 8 24) c_currentRoundingMode (_ bv300 32))))) is different from false