./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0685a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0685a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b4c34662463e17ac30593a66de4e00eb1d619b62 ........................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0685a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b4c34662463e17ac30593a66de4e00eb1d619b62 ....................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 19:01:59,031 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 19:01:59,032 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 19:01:59,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 19:01:59,040 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 19:01:59,041 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 19:01:59,042 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 19:01:59,043 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 19:01:59,045 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 19:01:59,046 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 19:01:59,046 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 19:01:59,047 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 19:01:59,047 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 19:01:59,048 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 19:01:59,049 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 19:01:59,050 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 19:01:59,050 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 19:01:59,051 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 19:01:59,052 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 19:01:59,054 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 19:01:59,055 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 19:01:59,055 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 19:01:59,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 19:01:59,056 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 19:01:59,058 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 19:01:59,058 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 19:01:59,059 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 19:01:59,059 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 19:01:59,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 19:01:59,060 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 19:01:59,060 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 19:01:59,061 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 19:01:59,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 19:01:59,062 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 19:01:59,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 19:01:59,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 19:01:59,063 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 19:01:59,063 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 19:01:59,064 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 19:01:59,064 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 19:01:59,065 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 19:01:59,066 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 19:01:59,078 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 19:01:59,078 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 19:01:59,079 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 19:01:59,079 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 19:01:59,079 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 19:01:59,080 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 19:01:59,080 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 19:01:59,080 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 19:01:59,080 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 19:01:59,080 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 19:01:59,081 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 19:01:59,081 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 19:01:59,081 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 19:01:59,081 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 19:01:59,081 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 19:01:59,081 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 19:01:59,082 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 19:01:59,082 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 19:01:59,082 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 19:01:59,082 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 19:01:59,082 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 19:01:59,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:01:59,083 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 19:01:59,083 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 19:01:59,083 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 19:01:59,083 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 19:01:59,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 19:01:59,084 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 19:01:59,084 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 19:01:59,084 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer 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(__VERIFIER_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 -> b4c34662463e17ac30593a66de4e00eb1d619b62 [2019-12-07 19:01:59,207 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 19:01:59,218 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 19:01:59,220 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 19:01:59,221 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 19:01:59,221 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 19:01:59,222 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0685a.c [2019-12-07 19:01:59,263 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer/data/86646d4b0/9c0ac58a83f4464995d1301db86d0265/FLAG6dec742c4 [2019-12-07 19:01:59,679 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 19:01:59,679 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/sv-benchmarks/c/float-newlib/double_req_bl_0685a.c [2019-12-07 19:01:59,685 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer/data/86646d4b0/9c0ac58a83f4464995d1301db86d0265/FLAG6dec742c4 [2019-12-07 19:01:59,693 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer/data/86646d4b0/9c0ac58a83f4464995d1301db86d0265 [2019-12-07 19:01:59,695 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 19:01:59,696 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 19:01:59,697 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 19:01:59,697 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 19:01:59,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 19:01:59,700 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:01:59" (1/1) ... [2019-12-07 19:01:59,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@712b2759 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:01:59, skipping insertion in model container [2019-12-07 19:01:59,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:01:59" (1/1) ... [2019-12-07 19:01:59,707 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 19:01:59,724 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:01:59,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:01:59,896 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 19:01:59,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:01:59,946 INFO L208 MainTranslator]: Completed translation [2019-12-07 19:01:59,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:01:59 WrapperNode [2019-12-07 19:01:59,946 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 19:01:59,946 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 19:01:59,947 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 19:01:59,947 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 19:01:59,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:01:59" (1/1) ... [2019-12-07 19:01:59,961 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:01:59" (1/1) ... [2019-12-07 19:01:59,986 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 19:01:59,986 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 19:01:59,986 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 19:01:59,987 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 19:01:59,993 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:01:59" (1/1) ... [2019-12-07 19:01:59,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:01:59" (1/1) ... [2019-12-07 19:01:59,997 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:01:59" (1/1) ... [2019-12-07 19:01:59,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:01:59" (1/1) ... [2019-12-07 19:02:00,013 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:01:59" (1/1) ... [2019-12-07 19:02:00,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:01:59" (1/1) ... [2019-12-07 19:02:00,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:01:59" (1/1) ... [2019-12-07 19:02:00,026 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 19:02:00,027 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 19:02:00,027 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 19:02:00,027 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 19:02:00,027 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:01:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:02:00,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 19:02:00,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-12-07 19:02:00,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-07 19:02:00,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-12-07 19:02:00,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 19:02:00,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 19:02:00,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-07 19:02:00,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-12-07 19:02:00,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 19:02:00,460 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 19:02:00,461 INFO L287 CfgBuilder]: Removed 44 assume(true) statements. [2019-12-07 19:02:00,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:02:00 BoogieIcfgContainer [2019-12-07 19:02:00,462 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 19:02:00,462 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 19:02:00,462 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 19:02:00,464 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 19:02:00,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 07:01:59" (1/3) ... [2019-12-07 19:02:00,465 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@771871f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 07:02:00, skipping insertion in model container [2019-12-07 19:02:00,465 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:01:59" (2/3) ... [2019-12-07 19:02:00,465 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@771871f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 07:02:00, skipping insertion in model container [2019-12-07 19:02:00,465 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:02:00" (3/3) ... [2019-12-07 19:02:00,466 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_0685a.c [2019-12-07 19:02:00,472 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 19:02:00,477 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 19:02:00,484 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 19:02:00,499 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 19:02:00,500 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 19:02:00,500 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 19:02:00,500 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 19:02:00,500 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 19:02:00,500 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 19:02:00,500 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 19:02:00,500 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 19:02:00,512 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states. [2019-12-07 19:02:00,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-07 19:02:00,516 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:02:00,516 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:02:00,516 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:02:00,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:02:00,520 INFO L82 PathProgramCache]: Analyzing trace with hash 1264059097, now seen corresponding path program 1 times [2019-12-07 19:02:00,525 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 19:02:00,525 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23839855] [2019-12-07 19:02:00,526 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 19:02:00,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:02:00,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:02:00,620 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23839855] [2019-12-07 19:02:00,620 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:02:00,621 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 19:02:00,621 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784006970] [2019-12-07 19:02:00,624 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 19:02:00,624 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 19:02:00,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 19:02:00,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 19:02:00,634 INFO L87 Difference]: Start difference. First operand 113 states. Second operand 2 states. [2019-12-07 19:02:00,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:02:00,654 INFO L93 Difference]: Finished difference Result 224 states and 378 transitions. [2019-12-07 19:02:00,654 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 19:02:00,655 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2019-12-07 19:02:00,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:02:00,663 INFO L225 Difference]: With dead ends: 224 [2019-12-07 19:02:00,663 INFO L226 Difference]: Without dead ends: 110 [2019-12-07 19:02:00,665 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 19:02:00,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2019-12-07 19:02:00,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2019-12-07 19:02:00,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2019-12-07 19:02:00,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 158 transitions. [2019-12-07 19:02:00,694 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 158 transitions. Word has length 10 [2019-12-07 19:02:00,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:02:00,694 INFO L462 AbstractCegarLoop]: Abstraction has 110 states and 158 transitions. [2019-12-07 19:02:00,694 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 19:02:00,694 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 158 transitions. [2019-12-07 19:02:00,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-07 19:02:00,695 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:02:00,695 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:02:00,695 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:02:00,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:02:00,695 INFO L82 PathProgramCache]: Analyzing trace with hash -925329470, now seen corresponding path program 1 times [2019-12-07 19:02:00,695 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 19:02:00,695 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329868554] [2019-12-07 19:02:00,696 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 19:02:00,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 19:02:00,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 19:02:00,792 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 19:02:00,792 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 19:02:00,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 07:02:00 BoogieIcfgContainer [2019-12-07 19:02:00,820 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 19:02:00,820 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 19:02:00,820 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 19:02:00,820 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 19:02:00,821 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:02:00" (3/4) ... [2019-12-07 19:02:00,823 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 19:02:00,823 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 19:02:00,825 INFO L168 Benchmark]: Toolchain (without parser) took 1128.21 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 940.9 MB in the beginning and 992.0 MB in the end (delta: -51.1 MB). Peak memory consumption was 49.6 MB. Max. memory is 11.5 GB. [2019-12-07 19:02:00,825 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 956.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:02:00,826 INFO L168 Benchmark]: CACSL2BoogieTranslator took 249.60 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 940.9 MB in the beginning and 1.1 GB in the end (delta: -149.2 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. [2019-12-07 19:02:00,826 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.78 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 19:02:00,826 INFO L168 Benchmark]: Boogie Preprocessor took 39.87 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:02:00,827 INFO L168 Benchmark]: RCFGBuilder took 435.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 60.6 MB). Peak memory consumption was 60.6 MB. Max. memory is 11.5 GB. [2019-12-07 19:02:00,827 INFO L168 Benchmark]: TraceAbstraction took 357.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 992.0 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2019-12-07 19:02:00,827 INFO L168 Benchmark]: Witness Printer took 3.28 ms. Allocated memory is still 1.1 GB. Free memory is still 992.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:02:00,830 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 956.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 249.60 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 940.9 MB in the beginning and 1.1 GB in the end (delta: -149.2 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.78 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.87 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 435.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 60.6 MB). Peak memory consumption was 60.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 357.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 992.0 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.28 ms. Allocated memory is still 1.1 GB. Free memory is still 992.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 258]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 162, overapproximation of someUnaryDOUBLEoperation at line 52, overapproximation of someBinaryArithmeticDOUBLEoperation at line 163, overapproximation of bitwiseAnd at line 160, overapproximation of someBinaryDOUBLEComparisonOperation at line 257. Possible FailurePath: [L37-L42] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L44-L49] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L51-L58] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L60-L62] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L139-L140] static const double tiny_atan2 = 1.0e-300, zero_atan2 = 0.0, pi_lo_atan2 = 1.2246467991473531772E-16; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L251] double x = -1.0 / 0.0; [L252] double y = 1.0 / 0.0; [L143] double z; [L144] __int32_t k, m, hx, hy, ix, iy; [L145] __uint32_t lx, ly; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L148] ieee_double_shape_type ew_u; [L149] ew_u.value = (x) [L150] EXPR ew_u.parts.msw [L150] (hx) = ew_u.parts.msw [L151] EXPR ew_u.parts.lsw [L151] (lx) = ew_u.parts.lsw [L153] ix = hx & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L155] ieee_double_shape_type ew_u; [L156] ew_u.value = (y) [L157] EXPR ew_u.parts.msw [L157] (hy) = ew_u.parts.msw [L158] EXPR ew_u.parts.lsw [L158] (ly) = ew_u.parts.lsw [L160] iy = hy & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L161-L162] COND TRUE ((ix | ((lx | -lx) >> 31)) > 0x7ff00000) || ((iy | ((ly | -ly) >> 31)) > 0x7ff00000) [L163] return x + y; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L254] double res = __ieee754_atan2(y, x); [L257] COND TRUE res != 3 * pi_o_4 VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L258] __VERIFIER_error() VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 113 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.2s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 161 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=113occurred in iteration=0, 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 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, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 19:02:02,156 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 19:02:02,157 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 19:02:02,165 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 19:02:02,166 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 19:02:02,166 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 19:02:02,167 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 19:02:02,168 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 19:02:02,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 19:02:02,170 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 19:02:02,171 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 19:02:02,172 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 19:02:02,172 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 19:02:02,173 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 19:02:02,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 19:02:02,174 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 19:02:02,175 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 19:02:02,175 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 19:02:02,177 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 19:02:02,178 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 19:02:02,179 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 19:02:02,180 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 19:02:02,181 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 19:02:02,181 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 19:02:02,183 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 19:02:02,184 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 19:02:02,184 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 19:02:02,184 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 19:02:02,185 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 19:02:02,185 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 19:02:02,185 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 19:02:02,186 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 19:02:02,186 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 19:02:02,187 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 19:02:02,187 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 19:02:02,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 19:02:02,188 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 19:02:02,188 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 19:02:02,188 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 19:02:02,189 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 19:02:02,189 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 19:02:02,190 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-12-07 19:02:02,200 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 19:02:02,200 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 19:02:02,201 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 19:02:02,201 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 19:02:02,201 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 19:02:02,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 19:02:02,201 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 19:02:02,201 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 19:02:02,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 19:02:02,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 19:02:02,202 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 19:02:02,202 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 19:02:02,202 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 19:02:02,202 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 19:02:02,202 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 19:02:02,202 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 19:02:02,203 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 19:02:02,203 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 19:02:02,203 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 19:02:02,203 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 19:02:02,203 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 19:02:02,203 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 19:02:02,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:02:02,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 19:02:02,204 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 19:02:02,204 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 19:02:02,204 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 19:02:02,204 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 19:02:02,204 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 19:02:02,204 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 19:02:02,204 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 19:02:02,204 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer 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(__VERIFIER_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 -> b4c34662463e17ac30593a66de4e00eb1d619b62 [2019-12-07 19:02:02,368 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 19:02:02,377 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 19:02:02,379 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 19:02:02,380 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 19:02:02,380 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 19:02:02,381 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0685a.c [2019-12-07 19:02:02,419 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer/data/1b2fa4c0c/24d22293eaec45319004ef28266db9d2/FLAGd526ad609 [2019-12-07 19:02:02,812 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 19:02:02,812 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/sv-benchmarks/c/float-newlib/double_req_bl_0685a.c [2019-12-07 19:02:02,818 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer/data/1b2fa4c0c/24d22293eaec45319004ef28266db9d2/FLAGd526ad609 [2019-12-07 19:02:03,196 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer/data/1b2fa4c0c/24d22293eaec45319004ef28266db9d2 [2019-12-07 19:02:03,198 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 19:02:03,199 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 19:02:03,199 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 19:02:03,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 19:02:03,201 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 19:02:03,202 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:02:03" (1/1) ... [2019-12-07 19:02:03,204 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13e95046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:02:03, skipping insertion in model container [2019-12-07 19:02:03,204 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:02:03" (1/1) ... [2019-12-07 19:02:03,208 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 19:02:03,225 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:02:03,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:02:03,372 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 19:02:03,412 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:02:03,463 INFO L208 MainTranslator]: Completed translation [2019-12-07 19:02:03,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:02:03 WrapperNode [2019-12-07 19:02:03,463 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 19:02:03,464 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 19:02:03,464 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 19:02:03,464 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 19:02:03,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:02:03" (1/1) ... [2019-12-07 19:02:03,480 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:02:03" (1/1) ... [2019-12-07 19:02:03,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 19:02:03,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 19:02:03,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 19:02:03,507 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 19:02:03,513 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:02:03" (1/1) ... [2019-12-07 19:02:03,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:02:03" (1/1) ... [2019-12-07 19:02:03,520 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:02:03" (1/1) ... [2019-12-07 19:02:03,520 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:02:03" (1/1) ... [2019-12-07 19:02:03,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:02:03" (1/1) ... [2019-12-07 19:02:03,544 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:02:03" (1/1) ... [2019-12-07 19:02:03,547 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:02:03" (1/1) ... [2019-12-07 19:02:03,551 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 19:02:03,551 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 19:02:03,551 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 19:02:03,552 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 19:02:03,552 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:02:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:02:03,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2019-12-07 19:02:03,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2019-12-07 19:02:03,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 19:02:03,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2019-12-07 19:02:03,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-07 19:02:03,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 19:02:03,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 19:02:03,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-07 19:02:03,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 19:02:40,107 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 19:02:40,107 INFO L287 CfgBuilder]: Removed 44 assume(true) statements. [2019-12-07 19:02:40,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:02:40 BoogieIcfgContainer [2019-12-07 19:02:40,108 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 19:02:40,109 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 19:02:40,109 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 19:02:40,111 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 19:02:40,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 07:02:03" (1/3) ... [2019-12-07 19:02:40,112 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12e93258 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 07:02:40, skipping insertion in model container [2019-12-07 19:02:40,112 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:02:03" (2/3) ... [2019-12-07 19:02:40,112 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12e93258 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 07:02:40, skipping insertion in model container [2019-12-07 19:02:40,112 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:02:40" (3/3) ... [2019-12-07 19:02:40,113 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_0685a.c [2019-12-07 19:02:40,119 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 19:02:40,124 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 19:02:40,131 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 19:02:40,151 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 19:02:40,151 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 19:02:40,151 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 19:02:40,151 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 19:02:40,151 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 19:02:40,152 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 19:02:40,152 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 19:02:40,152 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 19:02:40,164 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states. [2019-12-07 19:02:40,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-07 19:02:40,168 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:02:40,169 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:02:40,170 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:02:40,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:02:40,174 INFO L82 PathProgramCache]: Analyzing trace with hash 1264059097, now seen corresponding path program 1 times [2019-12-07 19:02:40,182 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 19:02:40,182 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [244665368] [2019-12-07 19:02:40,182 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-12-07 19:02:40,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:02:40,615 INFO L264 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 19:02:40,619 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:02:40,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:02:40,630 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:02:40,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:02:40,633 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [244665368] [2019-12-07 19:02:40,634 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:02:40,634 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 19:02:40,635 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951930086] [2019-12-07 19:02:40,638 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 19:02:40,638 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 19:02:40,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 19:02:40,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 19:02:40,649 INFO L87 Difference]: Start difference. First operand 113 states. Second operand 2 states. [2019-12-07 19:02:40,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:02:40,672 INFO L93 Difference]: Finished difference Result 224 states and 378 transitions. [2019-12-07 19:02:40,673 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 19:02:40,674 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2019-12-07 19:02:40,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:02:40,684 INFO L225 Difference]: With dead ends: 224 [2019-12-07 19:02:40,684 INFO L226 Difference]: Without dead ends: 110 [2019-12-07 19:02:40,687 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 19:02:40,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2019-12-07 19:02:40,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2019-12-07 19:02:40,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2019-12-07 19:02:40,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 158 transitions. [2019-12-07 19:02:40,717 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 158 transitions. Word has length 10 [2019-12-07 19:02:40,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:02:40,717 INFO L462 AbstractCegarLoop]: Abstraction has 110 states and 158 transitions. [2019-12-07 19:02:40,717 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 19:02:40,717 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 158 transitions. [2019-12-07 19:02:40,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-07 19:02:40,718 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:02:40,718 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:02:40,918 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 19:02:40,919 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:02:40,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:02:40,920 INFO L82 PathProgramCache]: Analyzing trace with hash -925329470, now seen corresponding path program 1 times [2019-12-07 19:02:40,921 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 19:02:40,922 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [202784849] [2019-12-07 19:02:40,922 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-12-07 19:02:41,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 19:02:42,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 19:02:42,398 INFO L174 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2019-12-07 19:02:42,399 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 19:02:42,600 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 19:02:42,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 07:02:42 BoogieIcfgContainer [2019-12-07 19:02:42,652 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 19:02:42,652 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 19:02:42,652 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 19:02:42,653 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 19:02:42,653 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:02:40" (3/4) ... [2019-12-07 19:02:42,654 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-07 19:02:42,699 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_0650c160-e4f3-43ee-89b4-c246e3b677bd/bin/uautomizer/witness.graphml [2019-12-07 19:02:42,699 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 19:02:42,700 INFO L168 Benchmark]: Toolchain (without parser) took 39501.26 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.1 MB). Free memory was 952.4 MB in the beginning and 928.9 MB in the end (delta: 23.5 MB). Peak memory consumption was 123.6 MB. Max. memory is 11.5 GB. [2019-12-07 19:02:42,700 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:02:42,701 INFO L168 Benchmark]: CACSL2BoogieTranslator took 264.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.1 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -129.1 MB). Peak memory consumption was 32.6 MB. Max. memory is 11.5 GB. [2019-12-07 19:02:42,701 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.88 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:02:42,702 INFO L168 Benchmark]: Boogie Preprocessor took 44.48 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-12-07 19:02:42,702 INFO L168 Benchmark]: RCFGBuilder took 36556.88 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 67.5 MB). Peak memory consumption was 67.5 MB. Max. memory is 11.5 GB. [2019-12-07 19:02:42,702 INFO L168 Benchmark]: TraceAbstraction took 2543.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 928.9 MB in the end (delta: 78.3 MB). Peak memory consumption was 78.3 MB. Max. memory is 11.5 GB. [2019-12-07 19:02:42,702 INFO L168 Benchmark]: Witness Printer took 46.58 ms. Allocated memory is still 1.1 GB. Free memory is still 928.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:02:42,704 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 264.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.1 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -129.1 MB). Peak memory consumption was 32.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 42.88 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.48 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 36556.88 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 67.5 MB). Peak memory consumption was 67.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2543.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 928.9 MB in the end (delta: 78.3 MB). Peak memory consumption was 78.3 MB. Max. memory is 11.5 GB. * Witness Printer took 46.58 ms. Allocated memory is still 1.1 GB. Free memory is still 928.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 258]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L37-L42] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L44-L49] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L51-L58] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L60-L62] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L139-L140] static const double tiny_atan2 = 1.0e-300, zero_atan2 = 0.0, pi_lo_atan2 = 1.2246467991473531772E-16; VAL [aT_atan={7:0}, atanhi_atan={3:0}, atanlo_atan={2:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1.0, pi=3.141592653589793, pi_lo_atan2=0.00000000000000012246467991473532, pi_o_2=1.5707963267948966, pi_o_4=0.7853981633974483, tiny_atan2=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, zero_atan2=0.0] [L251] double x = -1.0 / 0.0; [L252] double y = 1.0 / 0.0; [L143] double z; [L144] __int32_t k, m, hx, hy, ix, iy; [L145] __uint32_t lx, ly; VAL [aT_atan={7:0}, atanhi_atan={3:0}, atanlo_atan={2:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1.0, pi=3.141592653589793, pi_lo_atan2=0.00000000000000012246467991473532, pi_o_2=1.5707963267948966, pi_o_4=0.7853981633974483, tiny_atan2=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, zero_atan2=0.0] [L148] ieee_double_shape_type ew_u; [L149] ew_u.value = (x) [L150] EXPR ew_u.parts.msw [L150] (hx) = ew_u.parts.msw [L151] EXPR ew_u.parts.lsw [L151] (lx) = ew_u.parts.lsw [L153] ix = hx & 0x7fffffff VAL [aT_atan={7:0}, atanhi_atan={3:0}, atanlo_atan={2:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1.0, pi=3.141592653589793, pi_lo_atan2=0.00000000000000012246467991473532, pi_o_2=1.5707963267948966, pi_o_4=0.7853981633974483, tiny_atan2=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, zero_atan2=0.0] [L155] ieee_double_shape_type ew_u; [L156] ew_u.value = (y) [L157] EXPR ew_u.parts.msw [L157] (hy) = ew_u.parts.msw [L158] EXPR ew_u.parts.lsw [L158] (ly) = ew_u.parts.lsw [L160] iy = hy & 0x7fffffff VAL [aT_atan={7:0}, atanhi_atan={3:0}, atanlo_atan={2:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1.0, pi=3.141592653589793, pi_lo_atan2=0.00000000000000012246467991473532, pi_o_2=1.5707963267948966, pi_o_4=0.7853981633974483, tiny_atan2=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, zero_atan2=0.0] [L161-L162] COND TRUE ((ix | ((lx | -lx) >> 31)) > 0x7ff00000) || ((iy | ((ly | -ly) >> 31)) > 0x7ff00000) [L163] return x + y; VAL [aT_atan={7:0}, atanhi_atan={3:0}, atanlo_atan={2:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1.0, pi=3.141592653589793, pi_lo_atan2=0.00000000000000012246467991473532, pi_o_2=1.5707963267948966, pi_o_4=0.7853981633974483, tiny_atan2=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, zero_atan2=0.0] [L254] double res = __ieee754_atan2(y, x); [L257] COND TRUE res != 3 * pi_o_4 VAL [aT_atan={7:0}, atanhi_atan={3:0}, atanlo_atan={2:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1.0, pi=3.141592653589793, pi_lo_atan2=0.00000000000000012246467991473532, pi_o_2=1.5707963267948966, pi_o_4=0.7853981633974483, tiny_atan2=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, zero_atan2=0.0] [L258] __VERIFIER_error() VAL [aT_atan={7:0}, atanhi_atan={3:0}, atanlo_atan={2:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1.0, pi=3.141592653589793, pi_lo_atan2=0.00000000000000012246467991473532, pi_o_2=1.5707963267948966, pi_o_4=0.7853981633974483, tiny_atan2=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, zero_atan2=0.0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 113 locations, 1 error locations. Result: UNSAFE, OverallTime: 2.4s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 161 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=113occurred in iteration=0, 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, 0.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 162 SizeOfPredicates, 0 NumberOfNonLiveVariables, 100 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...