./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1270b.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_a955861b-67f3-4f4d-bd04-c60a52cc09af/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1270b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/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 1203da81dc5c48f4dda347acec83e1939b55600b ............................................................................................................................................................................................................................................................................................................. 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_a955861b-67f3-4f4d-bd04-c60a52cc09af/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1270b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/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 1203da81dc5c48f4dda347acec83e1939b55600b ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: translation of (bvneg (_ BitVec 32) (_ BitVec 32)) not yet implemented, please contact Matthias --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 17:08:02,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 17:08:02,331 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 17:08:02,339 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 17:08:02,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 17:08:02,340 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 17:08:02,341 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 17:08:02,343 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 17:08:02,345 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 17:08:02,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 17:08:02,347 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 17:08:02,348 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 17:08:02,348 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 17:08:02,349 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 17:08:02,350 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 17:08:02,351 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 17:08:02,352 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 17:08:02,353 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 17:08:02,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 17:08:02,355 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 17:08:02,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 17:08:02,358 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 17:08:02,359 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 17:08:02,359 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 17:08:02,361 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 17:08:02,361 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 17:08:02,361 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 17:08:02,362 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 17:08:02,362 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 17:08:02,363 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 17:08:02,363 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 17:08:02,364 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 17:08:02,364 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 17:08:02,365 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 17:08:02,366 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 17:08:02,366 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 17:08:02,366 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 17:08:02,366 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 17:08:02,367 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 17:08:02,367 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 17:08:02,368 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 17:08:02,368 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 17:08:02,381 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 17:08:02,381 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 17:08:02,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 17:08:02,382 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 17:08:02,383 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 17:08:02,383 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 17:08:02,383 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 17:08:02,383 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 17:08:02,383 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 17:08:02,383 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 17:08:02,384 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 17:08:02,384 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 17:08:02,384 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 17:08:02,384 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 17:08:02,384 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 17:08:02,385 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 17:08:02,385 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 17:08:02,385 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 17:08:02,385 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 17:08:02,385 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 17:08:02,386 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 17:08:02,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 17:08:02,386 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 17:08:02,386 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 17:08:02,386 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 17:08:02,386 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 17:08:02,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 17:08:02,387 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 17:08:02,387 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 17:08:02,387 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_a955861b-67f3-4f4d-bd04-c60a52cc09af/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 -> 1203da81dc5c48f4dda347acec83e1939b55600b [2019-12-07 17:08:02,504 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 17:08:02,514 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 17:08:02,517 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 17:08:02,518 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 17:08:02,518 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 17:08:02,519 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_1270b.c [2019-12-07 17:08:02,566 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/bin/uautomizer/data/9f9903820/223d85d5a32445b7b97775709257033a/FLAGb67ea5d5c [2019-12-07 17:08:02,903 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 17:08:02,903 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/sv-benchmarks/c/float-newlib/float_req_bl_1270b.c [2019-12-07 17:08:02,908 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/bin/uautomizer/data/9f9903820/223d85d5a32445b7b97775709257033a/FLAGb67ea5d5c [2019-12-07 17:08:03,308 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/bin/uautomizer/data/9f9903820/223d85d5a32445b7b97775709257033a [2019-12-07 17:08:03,310 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 17:08:03,311 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 17:08:03,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 17:08:03,312 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 17:08:03,314 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 17:08:03,314 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:08:03" (1/1) ... [2019-12-07 17:08:03,316 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2af8bd5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:08:03, skipping insertion in model container [2019-12-07 17:08:03,316 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:08:03" (1/1) ... [2019-12-07 17:08:03,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 17:08:03,338 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 17:08:03,502 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:08:03,505 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 17:08:03,537 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:08:03,551 INFO L208 MainTranslator]: Completed translation [2019-12-07 17:08:03,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:08:03 WrapperNode [2019-12-07 17:08:03,551 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 17:08:03,551 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 17:08:03,552 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 17:08:03,552 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 17:08:03,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:08:03" (1/1) ... [2019-12-07 17:08:03,565 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:08:03" (1/1) ... [2019-12-07 17:08:03,589 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 17:08:03,589 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 17:08:03,589 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 17:08:03,589 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 17:08:03,595 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:08:03" (1/1) ... [2019-12-07 17:08:03,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:08:03" (1/1) ... [2019-12-07 17:08:03,599 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:08:03" (1/1) ... [2019-12-07 17:08:03,599 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:08:03" (1/1) ... [2019-12-07 17:08:03,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:08:03" (1/1) ... [2019-12-07 17:08:03,617 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:08:03" (1/1) ... [2019-12-07 17:08:03,620 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:08:03" (1/1) ... [2019-12-07 17:08:03,623 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 17:08:03,623 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 17:08:03,623 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 17:08:03,623 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 17:08:03,624 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:08:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/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 17:08:03,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 17:08:03,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-12-07 17:08:03,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-07 17:08:03,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-12-07 17:08:03,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 17:08:03,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 17:08:03,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-07 17:08:03,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 17:08:04,060 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 17:08:04,060 INFO L287 CfgBuilder]: Removed 52 assume(true) statements. [2019-12-07 17:08:04,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:08:04 BoogieIcfgContainer [2019-12-07 17:08:04,061 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 17:08:04,062 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 17:08:04,062 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 17:08:04,064 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 17:08:04,064 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 05:08:03" (1/3) ... [2019-12-07 17:08:04,064 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6239004f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 05:08:04, skipping insertion in model container [2019-12-07 17:08:04,064 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:08:03" (2/3) ... [2019-12-07 17:08:04,065 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6239004f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 05:08:04, skipping insertion in model container [2019-12-07 17:08:04,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:08:04" (3/3) ... [2019-12-07 17:08:04,066 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270b.c [2019-12-07 17:08:04,072 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 17:08:04,077 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 17:08:04,084 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 17:08:04,100 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 17:08:04,100 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 17:08:04,100 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 17:08:04,100 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 17:08:04,100 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 17:08:04,100 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 17:08:04,100 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 17:08:04,100 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 17:08:04,112 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states. [2019-12-07 17:08:04,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 17:08:04,117 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:08:04,117 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:08:04,117 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:08:04,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:08:04,121 INFO L82 PathProgramCache]: Analyzing trace with hash 311741284, now seen corresponding path program 1 times [2019-12-07 17:08:04,127 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:08:04,127 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004335617] [2019-12-07 17:08:04,127 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:08:04,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:08:04,206 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 17:08:04,206 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004335617] [2019-12-07 17:08:04,206 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:08:04,207 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 17:08:04,207 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433347318] [2019-12-07 17:08:04,210 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 17:08:04,210 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:08:04,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 17:08:04,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 17:08:04,221 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 2 states. [2019-12-07 17:08:04,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:08:04,240 INFO L93 Difference]: Finished difference Result 212 states and 358 transitions. [2019-12-07 17:08:04,240 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 17:08:04,241 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-12-07 17:08:04,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:08:04,249 INFO L225 Difference]: With dead ends: 212 [2019-12-07 17:08:04,249 INFO L226 Difference]: Without dead ends: 104 [2019-12-07 17:08:04,251 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 17:08:04,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2019-12-07 17:08:04,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2019-12-07 17:08:04,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2019-12-07 17:08:04,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 136 transitions. [2019-12-07 17:08:04,279 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 136 transitions. Word has length 16 [2019-12-07 17:08:04,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:08:04,280 INFO L462 AbstractCegarLoop]: Abstraction has 104 states and 136 transitions. [2019-12-07 17:08:04,280 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 17:08:04,280 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 136 transitions. [2019-12-07 17:08:04,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-07 17:08:04,281 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:08:04,281 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:08:04,281 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:08:04,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:08:04,281 INFO L82 PathProgramCache]: Analyzing trace with hash 2055151297, now seen corresponding path program 1 times [2019-12-07 17:08:04,281 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:08:04,282 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106477112] [2019-12-07 17:08:04,282 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:08:04,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:08:04,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:08:04,385 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:08:04,385 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 17:08:04,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 05:08:04 BoogieIcfgContainer [2019-12-07 17:08:04,409 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 17:08:04,409 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 17:08:04,409 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 17:08:04,409 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 17:08:04,410 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:08:04" (3/4) ... [2019-12-07 17:08:04,412 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 17:08:04,412 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 17:08:04,414 INFO L168 Benchmark]: Toolchain (without parser) took 1102.50 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 939.3 MB in the beginning and 991.7 MB in the end (delta: -52.4 MB). Peak memory consumption was 44.1 MB. Max. memory is 11.5 GB. [2019-12-07 17:08:04,414 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:08:04,415 INFO L168 Benchmark]: CACSL2BoogieTranslator took 239.62 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -146.8 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2019-12-07 17:08:04,415 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.33 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-12-07 17:08:04,416 INFO L168 Benchmark]: Boogie Preprocessor took 33.99 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 17:08:04,416 INFO L168 Benchmark]: RCFGBuilder took 438.22 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: 55.5 MB). Peak memory consumption was 55.5 MB. Max. memory is 11.5 GB. [2019-12-07 17:08:04,417 INFO L168 Benchmark]: TraceAbstraction took 347.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 991.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2019-12-07 17:08:04,417 INFO L168 Benchmark]: Witness Printer took 3.30 ms. Allocated memory is still 1.1 GB. Free memory is still 991.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:08:04,419 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 239.62 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -146.8 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.33 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.99 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. * RCFGBuilder took 438.22 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: 55.5 MB). Peak memory consumption was 55.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 347.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 991.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.30 ms. Allocated memory is still 1.1 GB. Free memory is still 991.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 235]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticFLOAToperation at line 118, overapproximation of bitwiseAnd at line 218. Possible FailurePath: [L12] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L229] float x = -1.0f / 0.0f; [L230] float y = __VERIFIER_nondet_float(); [L82] float a = x, b = y, t1, t2, y1, y2, w; [L83] __int32_t j, k, ha, hb; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L86] ieee_float_shape_type gf_u; [L87] gf_u.value = (x) [L88] EXPR gf_u.word [L88] (ha) = gf_u.word [L90] ha &= 0x7fffffffL VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L92] ieee_float_shape_type gf_u; [L93] gf_u.value = (y) [L94] EXPR gf_u.word [L94] (hb) = gf_u.word [L96] hb &= 0x7fffffffL VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L97] COND FALSE !(hb > ha) [L104] a = x [L105] b = y VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L108] ieee_float_shape_type sf_u; [L109] sf_u.word = (ha) [L110] EXPR sf_u.value [L110] (a) = sf_u.value [L113] ieee_float_shape_type sf_u; [L114] sf_u.word = (hb) [L115] EXPR sf_u.value [L115] (b) = sf_u.value [L117] COND TRUE (ha - hb) > 0xf000000L [L118] return a + b; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L232] float res = __ieee754_hypotf(x, y); [L212] __int32_t ix; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L214] ieee_float_shape_type gf_u; [L215] gf_u.value = (x) [L216] EXPR gf_u.word [L216] (ix) = gf_u.word [L218] ix &= 0x7fffffff [L219] return ((ix) == 0x7f800000L); VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L234] COND TRUE !isinf_float(res) [L235] __VERIFIER_error() VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 107 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.2s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 139 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=107occurred 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, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 225 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 17:08:05,830 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 17:08:05,832 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 17:08:05,839 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 17:08:05,840 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 17:08:05,840 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 17:08:05,841 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 17:08:05,843 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 17:08:05,844 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 17:08:05,845 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 17:08:05,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 17:08:05,846 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 17:08:05,846 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 17:08:05,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 17:08:05,847 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 17:08:05,848 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 17:08:05,849 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 17:08:05,850 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 17:08:05,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 17:08:05,852 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 17:08:05,853 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 17:08:05,854 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 17:08:05,855 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 17:08:05,855 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 17:08:05,857 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 17:08:05,858 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 17:08:05,858 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 17:08:05,858 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 17:08:05,859 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 17:08:05,859 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 17:08:05,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 17:08:05,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 17:08:05,860 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 17:08:05,861 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 17:08:05,861 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 17:08:05,862 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 17:08:05,862 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 17:08:05,862 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 17:08:05,862 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 17:08:05,863 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 17:08:05,863 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 17:08:05,864 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-12-07 17:08:05,873 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 17:08:05,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 17:08:05,874 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 17:08:05,874 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 17:08:05,875 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 17:08:05,875 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 17:08:05,875 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 17:08:05,875 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 17:08:05,875 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 17:08:05,875 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 17:08:05,875 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 17:08:05,875 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 17:08:05,876 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 17:08:05,876 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 17:08:05,876 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 17:08:05,876 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 17:08:05,876 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 17:08:05,876 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 17:08:05,876 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 17:08:05,877 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 17:08:05,877 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 17:08:05,877 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 17:08:05,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 17:08:05,877 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 17:08:05,877 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 17:08:05,877 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 17:08:05,877 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 17:08:05,878 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 17:08:05,878 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 17:08:05,878 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 17:08:05,878 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 17:08:05,878 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_a955861b-67f3-4f4d-bd04-c60a52cc09af/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 -> 1203da81dc5c48f4dda347acec83e1939b55600b [2019-12-07 17:08:06,049 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 17:08:06,059 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 17:08:06,062 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 17:08:06,063 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 17:08:06,064 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 17:08:06,064 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_1270b.c [2019-12-07 17:08:06,104 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/bin/uautomizer/data/d8163c7d4/567bde7737b542298b1ff793f3b3b4a7/FLAGda52abf2e [2019-12-07 17:08:06,517 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 17:08:06,517 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/sv-benchmarks/c/float-newlib/float_req_bl_1270b.c [2019-12-07 17:08:06,522 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/bin/uautomizer/data/d8163c7d4/567bde7737b542298b1ff793f3b3b4a7/FLAGda52abf2e [2019-12-07 17:08:06,888 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/bin/uautomizer/data/d8163c7d4/567bde7737b542298b1ff793f3b3b4a7 [2019-12-07 17:08:06,894 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 17:08:06,896 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 17:08:06,897 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 17:08:06,898 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 17:08:06,902 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 17:08:06,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:08:06" (1/1) ... [2019-12-07 17:08:06,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cebc80a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:08:06, skipping insertion in model container [2019-12-07 17:08:06,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:08:06" (1/1) ... [2019-12-07 17:08:06,913 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 17:08:06,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 17:08:07,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:08:07,065 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 17:08:07,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:08:07,147 INFO L208 MainTranslator]: Completed translation [2019-12-07 17:08:07,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:08:07 WrapperNode [2019-12-07 17:08:07,147 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 17:08:07,148 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 17:08:07,148 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 17:08:07,148 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 17:08:07,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:08:07" (1/1) ... [2019-12-07 17:08:07,163 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:08:07" (1/1) ... [2019-12-07 17:08:07,187 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 17:08:07,187 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 17:08:07,187 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 17:08:07,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 17:08:07,194 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:08:07" (1/1) ... [2019-12-07 17:08:07,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:08:07" (1/1) ... [2019-12-07 17:08:07,199 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:08:07" (1/1) ... [2019-12-07 17:08:07,199 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:08:07" (1/1) ... [2019-12-07 17:08:07,212 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:08:07" (1/1) ... [2019-12-07 17:08:07,219 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:08:07" (1/1) ... [2019-12-07 17:08:07,221 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:08:07" (1/1) ... [2019-12-07 17:08:07,225 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 17:08:07,225 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 17:08:07,225 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 17:08:07,225 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 17:08:07,226 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:08:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/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 17:08:07,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 17:08:07,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-12-07 17:08:07,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-07 17:08:07,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 17:08:07,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 17:08:07,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-12-07 17:08:07,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-07 17:08:07,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 17:08:12,890 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 17:08:12,890 INFO L287 CfgBuilder]: Removed 52 assume(true) statements. [2019-12-07 17:08:12,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:08:12 BoogieIcfgContainer [2019-12-07 17:08:12,891 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 17:08:12,892 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 17:08:12,892 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 17:08:12,894 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 17:08:12,894 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 05:08:06" (1/3) ... [2019-12-07 17:08:12,895 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36a9c522 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 05:08:12, skipping insertion in model container [2019-12-07 17:08:12,895 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:08:07" (2/3) ... [2019-12-07 17:08:12,895 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36a9c522 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 05:08:12, skipping insertion in model container [2019-12-07 17:08:12,895 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:08:12" (3/3) ... [2019-12-07 17:08:12,896 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270b.c [2019-12-07 17:08:12,903 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 17:08:12,907 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 17:08:12,914 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 17:08:12,930 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 17:08:12,931 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 17:08:12,931 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 17:08:12,931 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 17:08:12,931 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 17:08:12,931 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 17:08:12,931 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 17:08:12,931 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 17:08:12,943 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states. [2019-12-07 17:08:12,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 17:08:12,947 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:08:12,948 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:08:12,948 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:08:12,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:08:12,952 INFO L82 PathProgramCache]: Analyzing trace with hash 311741284, now seen corresponding path program 1 times [2019-12-07 17:08:12,959 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 17:08:12,959 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [382161276] [2019-12-07 17:08:12,959 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/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 17:08:13,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:08:13,079 INFO L264 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 17:08:13,083 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:08:13,093 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 17:08:13,093 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 17:08:13,096 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 17:08:13,097 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [382161276] [2019-12-07 17:08:13,098 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:08:13,098 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 17:08:13,098 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053949263] [2019-12-07 17:08:13,101 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 17:08:13,101 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 17:08:13,110 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 17:08:13,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 17:08:13,112 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 2 states. [2019-12-07 17:08:13,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:08:13,132 INFO L93 Difference]: Finished difference Result 212 states and 358 transitions. [2019-12-07 17:08:13,132 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 17:08:13,133 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-12-07 17:08:13,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:08:13,141 INFO L225 Difference]: With dead ends: 212 [2019-12-07 17:08:13,141 INFO L226 Difference]: Without dead ends: 104 [2019-12-07 17:08:13,144 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 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 17:08:13,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2019-12-07 17:08:13,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2019-12-07 17:08:13,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2019-12-07 17:08:13,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 136 transitions. [2019-12-07 17:08:13,180 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 136 transitions. Word has length 16 [2019-12-07 17:08:13,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:08:13,180 INFO L462 AbstractCegarLoop]: Abstraction has 104 states and 136 transitions. [2019-12-07 17:08:13,180 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 17:08:13,180 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 136 transitions. [2019-12-07 17:08:13,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-07 17:08:13,181 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:08:13,181 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:08:13,382 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 17:08:13,383 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:08:13,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:08:13,384 INFO L82 PathProgramCache]: Analyzing trace with hash 2055151297, now seen corresponding path program 1 times [2019-12-07 17:08:13,385 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 17:08:13,386 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [809696863] [2019-12-07 17:08:13,386 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/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 17:08:13,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:08:13,573 INFO L264 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 23 conjunts are in the unsatisfiable core [2019-12-07 17:08:13,577 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:08:14,756 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 17:08:14,997 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 17:08:14,997 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 17:08:16,165 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2019-12-07 17:08:17,234 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2019-12-07 17:08:18,907 WARN L192 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2019-12-07 17:08:31,032 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 17:08:31,032 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [809696863] [2019-12-07 17:08:31,032 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:08:31,032 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13, 13] imperfect sequences [] total 25 [2019-12-07 17:08:31,033 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848874355] [2019-12-07 17:08:31,034 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2019-12-07 17:08:31,034 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 17:08:31,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2019-12-07 17:08:31,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=518, Unknown=2, NotChecked=0, Total=600 [2019-12-07 17:08:31,035 INFO L87 Difference]: Start difference. First operand 104 states and 136 transitions. Second operand 25 states. [2019-12-07 17:08:32,942 WARN L192 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-12-07 17:08:37,145 WARN L192 SmtUtils]: Spent 3.88 s on a formula simplification that was a NOOP. DAG size: 55 [2019-12-07 17:08:40,250 WARN L192 SmtUtils]: Spent 1.43 s on a formula simplification that was a NOOP. DAG size: 48 [2019-12-07 17:08:41,319 WARN L192 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-12-07 17:08:47,276 WARN L192 SmtUtils]: Spent 4.17 s on a formula simplification that was a NOOP. DAG size: 60 [2019-12-07 17:08:48,606 WARN L192 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-12-07 17:08:53,928 WARN L192 SmtUtils]: Spent 4.50 s on a formula simplification that was a NOOP. DAG size: 65 [2019-12-07 17:08:56,258 WARN L192 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 73 [2019-12-07 17:09:02,884 WARN L192 SmtUtils]: Spent 5.46 s on a formula simplification that was a NOOP. DAG size: 71 [2019-12-07 17:09:06,897 WARN L192 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2019-12-07 17:09:11,867 WARN L192 SmtUtils]: Spent 2.93 s on a formula simplification. DAG size of input: 65 DAG size of output: 55 [2019-12-07 17:09:15,310 WARN L192 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 78 [2019-12-07 17:09:23,921 WARN L192 SmtUtils]: Spent 5.82 s on a formula simplification that was a NOOP. DAG size: 102 [2019-12-07 17:09:26,704 WARN L192 SmtUtils]: Spent 2.40 s on a formula simplification that was a NOOP. DAG size: 59 [2019-12-07 17:09:36,554 WARN L192 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2019-12-07 17:09:38,472 WARN L192 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 81 [2019-12-07 17:09:46,540 WARN L192 SmtUtils]: Spent 6.54 s on a formula simplification that was a NOOP. DAG size: 105 [2019-12-07 17:10:14,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:10:14,144 INFO L93 Difference]: Finished difference Result 279 states and 344 transitions. [2019-12-07 17:10:14,152 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2019-12-07 17:10:14,152 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 21 [2019-12-07 17:10:14,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:10:14,154 INFO L225 Difference]: With dead ends: 279 [2019-12-07 17:10:14,154 INFO L226 Difference]: Without dead ends: 180 [2019-12-07 17:10:14,156 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 373 ImplicationChecksByTransitivity, 71.7s TimeCoverageRelationStatistics Valid=500, Invalid=1660, Unknown=2, NotChecked=0, Total=2162 [2019-12-07 17:10:14,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2019-12-07 17:10:14,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 112. [2019-12-07 17:10:14,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2019-12-07 17:10:14,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 143 transitions. [2019-12-07 17:10:14,165 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 143 transitions. Word has length 21 [2019-12-07 17:10:14,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:10:14,165 INFO L462 AbstractCegarLoop]: Abstraction has 112 states and 143 transitions. [2019-12-07 17:10:14,165 INFO L463 AbstractCegarLoop]: Interpolant automaton has 25 states. [2019-12-07 17:10:14,165 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 143 transitions. [2019-12-07 17:10:14,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 17:10:14,166 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:10:14,166 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:10:14,366 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 17:10:14,367 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:10:14,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:10:14,367 INFO L82 PathProgramCache]: Analyzing trace with hash -927908549, now seen corresponding path program 1 times [2019-12-07 17:10:14,368 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 17:10:14,369 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [969805450] [2019-12-07 17:10:14,369 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/bin/uautomizer/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-12-07 17:10:14,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:10:14,504 INFO L264 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 10 conjunts are in the unsatisfiable core [2019-12-07 17:10:14,507 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:10:14,599 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 17:10:14,599 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 17:10:14,694 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 17:10:14,694 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [969805450] [2019-12-07 17:10:14,695 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:10:14,695 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2019-12-07 17:10:14,695 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333562017] [2019-12-07 17:10:14,695 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-12-07 17:10:14,696 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 17:10:14,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-12-07 17:10:14,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2019-12-07 17:10:14,696 INFO L87 Difference]: Start difference. First operand 112 states and 143 transitions. Second operand 10 states. [2019-12-07 17:10:15,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:10:15,462 INFO L93 Difference]: Finished difference Result 276 states and 354 transitions. [2019-12-07 17:10:15,463 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 17:10:15,463 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 24 [2019-12-07 17:10:15,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:10:15,465 INFO L225 Difference]: With dead ends: 276 [2019-12-07 17:10:15,465 INFO L226 Difference]: Without dead ends: 195 [2019-12-07 17:10:15,466 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2019-12-07 17:10:15,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2019-12-07 17:10:15,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 104. [2019-12-07 17:10:15,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2019-12-07 17:10:15,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 132 transitions. [2019-12-07 17:10:15,479 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 132 transitions. Word has length 24 [2019-12-07 17:10:15,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:10:15,479 INFO L462 AbstractCegarLoop]: Abstraction has 104 states and 132 transitions. [2019-12-07 17:10:15,479 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-12-07 17:10:15,479 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 132 transitions. [2019-12-07 17:10:15,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-07 17:10:15,480 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:10:15,480 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:10:15,681 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 17:10:15,682 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:10:15,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:10:15,683 INFO L82 PathProgramCache]: Analyzing trace with hash -558668800, now seen corresponding path program 1 times [2019-12-07 17:10:15,684 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 17:10:15,684 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [902161154] [2019-12-07 17:10:15,685 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/bin/uautomizer/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-12-07 17:10:15,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:10:15,865 INFO L264 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 15 conjunts are in the unsatisfiable core [2019-12-07 17:10:15,867 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:10:15,929 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 17:10:15,961 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 17:10:15,962 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 17:10:16,155 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 17:10:16,155 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [902161154] [2019-12-07 17:10:16,155 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:10:16,156 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10, 9] imperfect sequences [] total 17 [2019-12-07 17:10:16,156 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395515295] [2019-12-07 17:10:16,156 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2019-12-07 17:10:16,156 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 17:10:16,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2019-12-07 17:10:16,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2019-12-07 17:10:16,157 INFO L87 Difference]: Start difference. First operand 104 states and 132 transitions. Second operand 17 states. [2019-12-07 17:10:22,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:10:22,657 INFO L93 Difference]: Finished difference Result 128 states and 154 transitions. [2019-12-07 17:10:22,668 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2019-12-07 17:10:22,669 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 26 [2019-12-07 17:10:22,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:10:22,670 INFO L225 Difference]: With dead ends: 128 [2019-12-07 17:10:22,670 INFO L226 Difference]: Without dead ends: 110 [2019-12-07 17:10:22,671 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 34 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=229, Invalid=641, Unknown=0, NotChecked=0, Total=870 [2019-12-07 17:10:22,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2019-12-07 17:10:22,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 102. [2019-12-07 17:10:22,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2019-12-07 17:10:22,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 127 transitions. [2019-12-07 17:10:22,681 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 127 transitions. Word has length 26 [2019-12-07 17:10:22,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:10:22,681 INFO L462 AbstractCegarLoop]: Abstraction has 102 states and 127 transitions. [2019-12-07 17:10:22,681 INFO L463 AbstractCegarLoop]: Interpolant automaton has 17 states. [2019-12-07 17:10:22,681 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 127 transitions. [2019-12-07 17:10:22,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-07 17:10:22,682 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:10:22,683 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:10:22,883 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 17:10:22,884 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:10:22,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:10:22,885 INFO L82 PathProgramCache]: Analyzing trace with hash 121389570, now seen corresponding path program 1 times [2019-12-07 17:10:22,886 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 17:10:22,886 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1217023768] [2019-12-07 17:10:22,887 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/bin/uautomizer/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2019-12-07 17:10:23,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:10:23,041 INFO L264 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 20 conjunts are in the unsatisfiable core [2019-12-07 17:10:23,044 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:10:23,347 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 17:10:23,436 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 17:10:23,437 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 17:10:26,000 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_skolemized_v_prenex_5_5 (_ BitVec 32))) (or (= (_ bv2139095040 32) (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_5)) (not (= (let ((.cse0 (bvand (_ bv2147483647 32) c_ULTIMATE.start___ieee754_hypotf_~ha~0))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp ((_ extract 31 31) v_skolemized_v_prenex_5_5) ((_ extract 30 23) v_skolemized_v_prenex_5_5) ((_ extract 22 0) v_skolemized_v_prenex_5_5)))))) is different from false [2019-12-07 17:11:00,704 WARN L192 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 26 [2019-12-07 17:11:00,713 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 17:11:00,713 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1217023768] [2019-12-07 17:11:00,713 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:11:00,713 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12, 12] imperfect sequences [] total 22 [2019-12-07 17:11:00,713 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246219924] [2019-12-07 17:11:00,714 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2019-12-07 17:11:00,714 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 17:11:00,714 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2019-12-07 17:11:00,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=356, Unknown=17, NotChecked=38, Total=462 [2019-12-07 17:11:00,714 INFO L87 Difference]: Start difference. First operand 102 states and 127 transitions. Second operand 22 states. [2019-12-07 17:11:03,047 WARN L192 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 40 DAG size of output: 31 [2019-12-07 17:11:04,582 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-12-07 17:11:06,952 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-12-07 17:11:07,149 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2019-12-07 17:11:11,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:11:11,696 INFO L93 Difference]: Finished difference Result 110 states and 134 transitions. [2019-12-07 17:11:11,697 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-12-07 17:11:11,697 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 26 [2019-12-07 17:11:11,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:11:11,698 INFO L225 Difference]: With dead ends: 110 [2019-12-07 17:11:11,698 INFO L226 Difference]: Without dead ends: 92 [2019-12-07 17:11:11,699 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 41.1s TimeCoverageRelationStatistics Valid=205, Invalid=712, Unknown=17, NotChecked=58, Total=992 [2019-12-07 17:11:11,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2019-12-07 17:11:11,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2019-12-07 17:11:11,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2019-12-07 17:11:11,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 116 transitions. [2019-12-07 17:11:11,706 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 116 transitions. Word has length 26 [2019-12-07 17:11:11,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:11:11,706 INFO L462 AbstractCegarLoop]: Abstraction has 92 states and 116 transitions. [2019-12-07 17:11:11,706 INFO L463 AbstractCegarLoop]: Interpolant automaton has 22 states. [2019-12-07 17:11:11,706 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 116 transitions. [2019-12-07 17:11:11,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-07 17:11:11,707 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:11:11,707 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:11:11,908 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 17:11:11,909 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:11:11,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:11:11,909 INFO L82 PathProgramCache]: Analyzing trace with hash 1951072080, now seen corresponding path program 1 times [2019-12-07 17:11:11,910 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 17:11:11,910 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1806924532] [2019-12-07 17:11:11,910 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/bin/uautomizer/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2019-12-07 17:11:12,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:11:12,349 INFO L264 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 12 conjunts are in the unsatisfiable core [2019-12-07 17:11:12,352 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:11:12,693 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 17:11:12,694 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 17:11:17,950 WARN L192 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2019-12-07 17:11:21,231 WARN L192 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 11 [2019-12-07 17:11:23,881 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2019-12-07 17:11:40,493 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2019-12-07 17:11:40,510 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 17:11:40,510 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1806924532] [2019-12-07 17:11:40,510 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:11:40,510 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 14 [2019-12-07 17:11:40,510 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440480841] [2019-12-07 17:11:40,511 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-12-07 17:11:40,511 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 17:11:40,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-12-07 17:11:40,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=141, Unknown=5, NotChecked=0, Total=182 [2019-12-07 17:11:40,511 INFO L87 Difference]: Start difference. First operand 92 states and 116 transitions. Second operand 14 states. [2019-12-07 17:11:46,426 WARN L192 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 31 [2019-12-07 17:11:48,970 WARN L192 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 39 [2019-12-07 17:11:59,085 WARN L192 SmtUtils]: Spent 3.00 s on a formula simplification that was a NOOP. DAG size: 42 [2019-12-07 17:12:01,573 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2019-12-07 17:12:17,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:12:17,641 INFO L93 Difference]: Finished difference Result 140 states and 176 transitions. [2019-12-07 17:12:17,649 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-12-07 17:12:17,649 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 34 [2019-12-07 17:12:17,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:12:17,650 INFO L225 Difference]: With dead ends: 140 [2019-12-07 17:12:17,650 INFO L226 Difference]: Without dead ends: 101 [2019-12-07 17:12:17,650 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 41.3s TimeCoverageRelationStatistics Valid=113, Invalid=343, Unknown=6, NotChecked=0, Total=462 [2019-12-07 17:12:17,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2019-12-07 17:12:17,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 95. [2019-12-07 17:12:17,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-12-07 17:12:17,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 119 transitions. [2019-12-07 17:12:17,655 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 119 transitions. Word has length 34 [2019-12-07 17:12:17,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:12:17,655 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 119 transitions. [2019-12-07 17:12:17,655 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-12-07 17:12:17,655 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 119 transitions. [2019-12-07 17:12:17,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-07 17:12:17,656 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:12:17,656 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:12:17,857 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-12-07 17:12:17,858 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:12:17,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:12:17,858 INFO L82 PathProgramCache]: Analyzing trace with hash 13172387, now seen corresponding path program 1 times [2019-12-07 17:12:17,859 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 17:12:17,860 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1239661762] [2019-12-07 17:12:17,860 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a955861b-67f3-4f4d-bd04-c60a52cc09af/bin/uautomizer/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2019-12-07 17:12:18,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:12:18,407 INFO L264 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 11 conjunts are in the unsatisfiable core [2019-12-07 17:12:18,410 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:12:18,569 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 17:12:18,569 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 17:12:19,215 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 17:12:19,215 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1239661762] [2019-12-07 17:12:19,215 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:12:19,216 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2019-12-07 17:12:19,216 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799823156] [2019-12-07 17:12:19,216 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-12-07 17:12:19,216 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 17:12:19,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-12-07 17:12:19,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2019-12-07 17:12:19,217 INFO L87 Difference]: Start difference. First operand 95 states and 119 transitions. Second operand 12 states. [2019-12-07 17:12:19,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:12:19,572 INFO L93 Difference]: Finished difference Result 95 states and 119 transitions. [2019-12-07 17:12:19,573 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 17:12:19,573 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 37 [2019-12-07 17:12:19,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:12:19,574 INFO L225 Difference]: With dead ends: 95 [2019-12-07 17:12:19,574 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 17:12:19,574 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2019-12-07 17:12:19,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 17:12:19,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 17:12:19,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 17:12:19,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 17:12:19,575 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 37 [2019-12-07 17:12:19,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:12:19,576 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 17:12:19,576 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-12-07 17:12:19,576 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 17:12:19,576 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 17:12:19,776 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2019-12-07 17:12:19,781 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 17:12:36,542 WARN L192 SmtUtils]: Spent 16.64 s on a formula simplification. DAG size of input: 185 DAG size of output: 131 [2019-12-07 17:12:56,589 WARN L192 SmtUtils]: Spent 20.04 s on a formula simplification. DAG size of input: 217 DAG size of output: 187 [2019-12-07 17:13:15,579 WARN L192 SmtUtils]: Spent 18.93 s on a formula simplification. DAG size of input: 201 DAG size of output: 143 [2019-12-07 17:13:15,694 INFO L246 CegarLoopResult]: For program point L35-2(lines 35 39) no Hoare annotation was computed. [2019-12-07 17:13:15,694 INFO L246 CegarLoopResult]: For program point L35-3(lines 35 39) no Hoare annotation was computed. [2019-12-07 17:13:15,694 INFO L246 CegarLoopResult]: For program point L35-5(lines 35 39) no Hoare annotation was computed. [2019-12-07 17:13:15,695 INFO L246 CegarLoopResult]: For program point L234(lines 234 237) no Hoare annotation was computed. [2019-12-07 17:13:15,695 INFO L246 CegarLoopResult]: For program point L36-2(lines 36 37) no Hoare annotation was computed. [2019-12-07 17:13:15,695 INFO L242 CegarLoopResult]: At program point L36-3(lines 36 37) the Hoare annotation is: false [2019-12-07 17:13:15,695 INFO L246 CegarLoopResult]: For program point L36-4(lines 36 37) no Hoare annotation was computed. [2019-12-07 17:13:15,695 INFO L246 CegarLoopResult]: For program point L36-7(lines 36 37) no Hoare annotation was computed. [2019-12-07 17:13:15,695 INFO L242 CegarLoopResult]: At program point L36-8(lines 36 37) the Hoare annotation is: false [2019-12-07 17:13:15,695 INFO L246 CegarLoopResult]: For program point L36-9(lines 36 37) no Hoare annotation was computed. [2019-12-07 17:13:15,695 INFO L246 CegarLoopResult]: For program point L235(line 235) no Hoare annotation was computed. [2019-12-07 17:13:15,695 INFO L249 CegarLoopResult]: At program point L238(lines 222 239) the Hoare annotation is: true [2019-12-07 17:13:15,695 INFO L246 CegarLoopResult]: For program point L139(lines 139 143) no Hoare annotation was computed. [2019-12-07 17:13:15,695 INFO L246 CegarLoopResult]: For program point L139-1(lines 121 144) no Hoare annotation was computed. [2019-12-07 17:13:15,695 INFO L246 CegarLoopResult]: For program point L73-1(lines 73 77) no Hoare annotation was computed. [2019-12-07 17:13:15,695 INFO L242 CegarLoopResult]: At program point L73-2(lines 73 77) the Hoare annotation is: false [2019-12-07 17:13:15,695 INFO L246 CegarLoopResult]: For program point L73-3(lines 73 77) no Hoare annotation was computed. [2019-12-07 17:13:15,695 INFO L246 CegarLoopResult]: For program point L73-5(lines 73 77) no Hoare annotation was computed. [2019-12-07 17:13:15,695 INFO L242 CegarLoopResult]: At program point L73-6(lines 73 77) the Hoare annotation is: false [2019-12-07 17:13:15,696 INFO L246 CegarLoopResult]: For program point L73-7(lines 73 77) no Hoare annotation was computed. [2019-12-07 17:13:15,696 INFO L246 CegarLoopResult]: For program point L107(lines 107 111) no Hoare annotation was computed. [2019-12-07 17:13:15,696 INFO L246 CegarLoopResult]: For program point L107-1(lines 81 208) no Hoare annotation was computed. [2019-12-07 17:13:15,696 INFO L242 CegarLoopResult]: At program point L207(lines 81 208) the Hoare annotation is: (let ((.cse2 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ULTIMATE.start___ieee754_hypotf_~ha~0)))) (.cse3 (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) ULTIMATE.start___ieee754_hypotf_~x)))) (or (let ((.cse0 (not (bvsgt (bvadd (bvneg ULTIMATE.start___ieee754_hypotf_~hb~0) ULTIMATE.start___ieee754_hypotf_~ha~0) (_ bv251658240 32))))) (and (or .cse0 (forall ((v_skolemized_v_prenex_5_3 (_ BitVec 32))) (or (not (= (fp.add currentRoundingMode (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0))) (fp ((_ extract 31 31) v_skolemized_v_prenex_5_3) ((_ extract 30 23) v_skolemized_v_prenex_5_3) ((_ extract 22 0) v_skolemized_v_prenex_5_3)))) (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_3) (_ bv2139095040 32))))) (forall ((v_skolemized_v_prenex_5_3 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_3) (_ bv2139095040 32)) (not (= |ULTIMATE.start___ieee754_hypotf_#res| (fp ((_ extract 31 31) v_skolemized_v_prenex_5_3) ((_ extract 30 23) v_skolemized_v_prenex_5_3) ((_ extract 22 0) v_skolemized_v_prenex_5_3)))))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) ULTIMATE.start___ieee754_hypotf_~x) (or (forall ((v_skolemized_v_prenex_5_3 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_3) (_ bv2139095040 32)) (not (= (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0))) (fp ((_ extract 31 31) v_skolemized_v_prenex_5_3) ((_ extract 30 23) v_skolemized_v_prenex_5_3) ((_ extract 22 0) v_skolemized_v_prenex_5_3)))))) .cse0) (= currentRoundingMode roundNearestTiesToEven) (or (forall ((v_skolemized_v_prenex_5_3 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_3) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) v_skolemized_v_prenex_5_3) ((_ extract 30 23) v_skolemized_v_prenex_5_3) ((_ extract 22 0) v_skolemized_v_prenex_5_3)) (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 ULTIMATE.start___ieee754_hypotf_~b~0))))) .cse0))) (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= ULTIMATE.start___ieee754_hypotf_~a~0 (let ((.cse1 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))))) .cse2 .cse3 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= |ULTIMATE.start___ieee754_hypotf_#res| (let ((.cse4 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4)))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (= ULTIMATE.start___ieee754_hypotf_~w~0 (let ((.cse5 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5))))))) (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_35 (_ BitVec 32))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_35) ULTIMATE.start___ieee754_hypotf_~hb~0)) (forall ((v_skolemized_v_prenex_5_4 (_ BitVec 32))) (or (= (bvadd (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_4) (_ bv2155872256 32)) (_ bv0 32)) (not (= |ULTIMATE.start___ieee754_hypotf_#res| (fp ((_ extract 31 31) v_skolemized_v_prenex_5_4) ((_ extract 30 23) v_skolemized_v_prenex_5_4) ((_ extract 22 0) v_skolemized_v_prenex_5_4)))))) (forall ((v_skolemized_v_prenex_5_4 (_ BitVec 32))) (or (= (bvadd (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_4) (_ bv2155872256 32)) (_ bv0 32)) (not (= ULTIMATE.start___ieee754_hypotf_~w~0 (fp ((_ extract 31 31) v_skolemized_v_prenex_5_4) ((_ extract 30 23) v_skolemized_v_prenex_5_4) ((_ extract 22 0) v_skolemized_v_prenex_5_4)))))) (or (forall ((v_skolemized_v_prenex_5_4 (_ BitVec 32))) (or (= (bvadd (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_4) (_ bv2155872256 32)) (_ bv0 32)) (not (= ULTIMATE.start___ieee754_hypotf_~b~0 (fp ((_ extract 31 31) v_skolemized_v_prenex_5_4) ((_ extract 30 23) v_skolemized_v_prenex_5_4) ((_ extract 22 0) v_skolemized_v_prenex_5_4)))))) (not (= (bvadd ULTIMATE.start___ieee754_hypotf_~hb~0 (_ bv2155872256 32)) (_ bv0 32)))) (or (and .cse2 .cse3) (and (not (bvslt ULTIMATE.start___ieee754_hypotf_~hb~0 (_ bv645922816 32))) .cse3))))) [2019-12-07 17:13:15,696 INFO L246 CegarLoopResult]: For program point L42(lines 42 43) no Hoare annotation was computed. [2019-12-07 17:13:15,696 INFO L246 CegarLoopResult]: For program point L42-2(lines 42 43) no Hoare annotation was computed. [2019-12-07 17:13:15,696 INFO L246 CegarLoopResult]: For program point L42-3(lines 42 43) no Hoare annotation was computed. [2019-12-07 17:13:15,696 INFO L246 CegarLoopResult]: For program point L42-5(lines 42 43) no Hoare annotation was computed. [2019-12-07 17:13:15,697 INFO L246 CegarLoopResult]: For program point L175(lines 175 198) no Hoare annotation was computed. [2019-12-07 17:13:15,697 INFO L246 CegarLoopResult]: For program point L175-2(lines 81 208) no Hoare annotation was computed. [2019-12-07 17:13:15,697 INFO L246 CegarLoopResult]: For program point L176-1(lines 176 180) no Hoare annotation was computed. [2019-12-07 17:13:15,697 INFO L242 CegarLoopResult]: At program point L176-2(lines 176 180) the Hoare annotation is: false [2019-12-07 17:13:15,697 INFO L246 CegarLoopResult]: For program point L176-3(lines 176 180) no Hoare annotation was computed. [2019-12-07 17:13:15,697 INFO L242 CegarLoopResult]: At program point L78(lines 14 79) the Hoare annotation is: false [2019-12-07 17:13:15,697 INFO L242 CegarLoopResult]: At program point L78-1(lines 14 79) the Hoare annotation is: false [2019-12-07 17:13:15,697 INFO L246 CegarLoopResult]: For program point L145(lines 145 172) no Hoare annotation was computed. [2019-12-07 17:13:15,697 INFO L246 CegarLoopResult]: For program point L112(lines 112 116) no Hoare annotation was computed. [2019-12-07 17:13:15,697 INFO L246 CegarLoopResult]: For program point L112-1(lines 81 208) no Hoare annotation was computed. [2019-12-07 17:13:15,697 INFO L246 CegarLoopResult]: For program point L112-2(lines 81 208) no Hoare annotation was computed. [2019-12-07 17:13:15,697 INFO L246 CegarLoopResult]: For program point L146(lines 146 171) no Hoare annotation was computed. [2019-12-07 17:13:15,697 INFO L246 CegarLoopResult]: For program point L213-1(lines 213 217) no Hoare annotation was computed. [2019-12-07 17:13:15,698 INFO L242 CegarLoopResult]: At program point L213-2(lines 213 217) the Hoare annotation is: (let ((.cse1 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ULTIMATE.start___ieee754_hypotf_~ha~0)))) (.cse2 (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) ULTIMATE.start___ieee754_hypotf_~x)))) (or (let ((.cse0 (not (bvsgt (bvadd (bvneg ULTIMATE.start___ieee754_hypotf_~hb~0) ULTIMATE.start___ieee754_hypotf_~ha~0) (_ bv251658240 32))))) (and (forall ((v_skolemized_v_prenex_5_3 (_ BitVec 32))) (or (not (= (fp ((_ extract 31 31) v_skolemized_v_prenex_5_3) ((_ extract 30 23) v_skolemized_v_prenex_5_3) ((_ extract 22 0) v_skolemized_v_prenex_5_3)) ULTIMATE.start_isinf_float_~x)) (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_3) (_ bv2139095040 32)))) (or .cse0 (forall ((v_skolemized_v_prenex_5_3 (_ BitVec 32))) (or (not (= (fp.add currentRoundingMode (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0))) (fp ((_ extract 31 31) v_skolemized_v_prenex_5_3) ((_ extract 30 23) v_skolemized_v_prenex_5_3) ((_ extract 22 0) v_skolemized_v_prenex_5_3)))) (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_3) (_ bv2139095040 32))))) (forall ((v_skolemized_v_prenex_5_3 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_3) (_ bv2139095040 32)) (not (= |ULTIMATE.start___ieee754_hypotf_#res| (fp ((_ extract 31 31) v_skolemized_v_prenex_5_3) ((_ extract 30 23) v_skolemized_v_prenex_5_3) ((_ extract 22 0) v_skolemized_v_prenex_5_3)))))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) ULTIMATE.start___ieee754_hypotf_~x) (or (forall ((v_skolemized_v_prenex_5_3 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_3) (_ bv2139095040 32)) (not (= (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0))) (fp ((_ extract 31 31) v_skolemized_v_prenex_5_3) ((_ extract 30 23) v_skolemized_v_prenex_5_3) ((_ extract 22 0) v_skolemized_v_prenex_5_3)))))) .cse0) (= currentRoundingMode roundNearestTiesToEven) (or (forall ((v_skolemized_v_prenex_5_3 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_3) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) v_skolemized_v_prenex_5_3) ((_ extract 30 23) v_skolemized_v_prenex_5_3) ((_ extract 22 0) v_skolemized_v_prenex_5_3)) (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 ULTIMATE.start___ieee754_hypotf_~b~0))))) .cse0))) (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_35 (_ BitVec 32))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_35) ULTIMATE.start___ieee754_hypotf_~hb~0)) (forall ((v_skolemized_v_prenex_5_4 (_ BitVec 32))) (or (= (bvadd (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_4) (_ bv2155872256 32)) (_ bv0 32)) (not (= |ULTIMATE.start___ieee754_hypotf_#res| (fp ((_ extract 31 31) v_skolemized_v_prenex_5_4) ((_ extract 30 23) v_skolemized_v_prenex_5_4) ((_ extract 22 0) v_skolemized_v_prenex_5_4)))))) (forall ((v_skolemized_v_prenex_5_4 (_ BitVec 32))) (or (= (bvadd (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_4) (_ bv2155872256 32)) (_ bv0 32)) (not (= (fp ((_ extract 31 31) v_skolemized_v_prenex_5_4) ((_ extract 30 23) v_skolemized_v_prenex_5_4) ((_ extract 22 0) v_skolemized_v_prenex_5_4)) ULTIMATE.start_isinf_float_~x)))) (forall ((v_skolemized_v_prenex_5_4 (_ BitVec 32))) (or (= (bvadd (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_4) (_ bv2155872256 32)) (_ bv0 32)) (not (= ULTIMATE.start___ieee754_hypotf_~w~0 (fp ((_ extract 31 31) v_skolemized_v_prenex_5_4) ((_ extract 30 23) v_skolemized_v_prenex_5_4) ((_ extract 22 0) v_skolemized_v_prenex_5_4)))))) (or (forall ((v_skolemized_v_prenex_5_4 (_ BitVec 32))) (or (= (bvadd (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_4) (_ bv2155872256 32)) (_ bv0 32)) (not (= ULTIMATE.start___ieee754_hypotf_~b~0 (fp ((_ extract 31 31) v_skolemized_v_prenex_5_4) ((_ extract 30 23) v_skolemized_v_prenex_5_4) ((_ extract 22 0) v_skolemized_v_prenex_5_4)))))) (not (= (bvadd ULTIMATE.start___ieee754_hypotf_~hb~0 (_ bv2155872256 32)) (_ bv0 32)))) (or (and .cse1 .cse2) (and (not (bvslt ULTIMATE.start___ieee754_hypotf_~hb~0 (_ bv645922816 32))) .cse2))) (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= ULTIMATE.start___ieee754_hypotf_~a~0 (let ((.cse3 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3)))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))))) .cse1 .cse2 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= |ULTIMATE.start___ieee754_hypotf_#res| (let ((.cse4 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4)))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= ULTIMATE.start_isinf_float_~x (let ((.cse5 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5)))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (= ULTIMATE.start___ieee754_hypotf_~w~0 (let ((.cse6 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse6) ((_ extract 30 23) .cse6) ((_ extract 22 0) .cse6))))))))) [2019-12-07 17:13:15,698 INFO L246 CegarLoopResult]: For program point L213-3(lines 213 217) no Hoare annotation was computed. [2019-12-07 17:13:15,698 INFO L246 CegarLoopResult]: For program point L148(lines 148 171) no Hoare annotation was computed. [2019-12-07 17:13:15,698 INFO L246 CegarLoopResult]: For program point L149-1(lines 149 153) no Hoare annotation was computed. [2019-12-07 17:13:15,698 INFO L242 CegarLoopResult]: At program point L149-2(lines 149 153) the Hoare annotation is: false [2019-12-07 17:13:15,698 INFO L246 CegarLoopResult]: For program point L149-3(lines 149 153) no Hoare annotation was computed. [2019-12-07 17:13:15,698 INFO L242 CegarLoopResult]: At program point L50-2(lines 50 59) the Hoare annotation is: false [2019-12-07 17:13:15,698 INFO L246 CegarLoopResult]: For program point L50-3(lines 14 79) no Hoare annotation was computed. [2019-12-07 17:13:15,698 INFO L242 CegarLoopResult]: At program point L50-6(lines 50 59) the Hoare annotation is: false [2019-12-07 17:13:15,698 INFO L246 CegarLoopResult]: For program point L50-7(lines 14 79) no Hoare annotation was computed. [2019-12-07 17:13:15,698 INFO L246 CegarLoopResult]: For program point L85-1(lines 85 89) no Hoare annotation was computed. [2019-12-07 17:13:15,698 INFO L246 CegarLoopResult]: For program point L52(lines 52 56) no Hoare annotation was computed. [2019-12-07 17:13:15,699 INFO L242 CegarLoopResult]: At program point L85-2(lines 85 89) the Hoare annotation is: (and (forall ((v_skolemized_v_prenex_5_5 (_ BitVec 32))) (or (not (= (fp ((_ extract 31 31) v_skolemized_v_prenex_5_5) ((_ extract 30 23) v_skolemized_v_prenex_5_5) ((_ extract 22 0) v_skolemized_v_prenex_5_5)) ULTIMATE.start___ieee754_hypotf_~a~0)) (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_5) (_ bv2139095040 32)))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) ULTIMATE.start___ieee754_hypotf_~x)) (= currentRoundingMode roundNearestTiesToEven)) [2019-12-07 17:13:15,699 INFO L246 CegarLoopResult]: For program point L85-3(lines 85 89) no Hoare annotation was computed. [2019-12-07 17:13:15,699 INFO L246 CegarLoopResult]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2019-12-07 17:13:15,699 INFO L246 CegarLoopResult]: For program point L52-2(lines 52 56) no Hoare annotation was computed. [2019-12-07 17:13:15,699 INFO L242 CegarLoopResult]: At program point L19-2(lines 19 23) the Hoare annotation is: false [2019-12-07 17:13:15,699 INFO L246 CegarLoopResult]: For program point L52-3(lines 52 56) no Hoare annotation was computed. [2019-12-07 17:13:15,699 INFO L246 CegarLoopResult]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2019-12-07 17:13:15,699 INFO L246 CegarLoopResult]: For program point L52-5(lines 52 56) no Hoare annotation was computed. [2019-12-07 17:13:15,699 INFO L246 CegarLoopResult]: For program point L19-5(lines 19 23) no Hoare annotation was computed. [2019-12-07 17:13:15,699 INFO L242 CegarLoopResult]: At program point L19-6(lines 19 23) the Hoare annotation is: false [2019-12-07 17:13:15,699 INFO L246 CegarLoopResult]: For program point L19-7(lines 19 23) no Hoare annotation was computed. [2019-12-07 17:13:15,699 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 17:13:15,699 INFO L246 CegarLoopResult]: For program point L185-1(lines 185 189) no Hoare annotation was computed. [2019-12-07 17:13:15,699 INFO L242 CegarLoopResult]: At program point L185-2(lines 185 189) the Hoare annotation is: false [2019-12-07 17:13:15,699 INFO L246 CegarLoopResult]: For program point L185-3(lines 185 189) no Hoare annotation was computed. [2019-12-07 17:13:15,700 INFO L242 CegarLoopResult]: At program point L219(lines 211 220) the Hoare annotation is: (let ((.cse2 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ULTIMATE.start___ieee754_hypotf_~ha~0)))) (.cse4 (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) ULTIMATE.start___ieee754_hypotf_~x))) (.cse1 (= (_ bv0 32) (bvadd |ULTIMATE.start_isinf_float_#res| (_ bv4294967295 32))))) (or (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= ULTIMATE.start___ieee754_hypotf_~a~0 (let ((.cse0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))))) .cse1 .cse2 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 31 31) ULTIMATE.start_isinf_float_~ix~1) ((_ extract 30 23) ULTIMATE.start_isinf_float_~ix~1) ((_ extract 22 0) ULTIMATE.start_isinf_float_~ix~1)) (let ((.cse3 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3)))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))))) .cse4 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= |ULTIMATE.start___ieee754_hypotf_#res| (let ((.cse5 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5)))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= ULTIMATE.start_isinf_float_~x (let ((.cse6 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse6) ((_ extract 30 23) .cse6) ((_ extract 22 0) .cse6)))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (= ULTIMATE.start___ieee754_hypotf_~w~0 (let ((.cse7 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse7) ((_ extract 30 23) .cse7) ((_ extract 22 0) .cse7))))))) (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_35 (_ BitVec 32))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_35) ULTIMATE.start___ieee754_hypotf_~hb~0)) .cse1 (forall ((v_skolemized_v_prenex_5_4 (_ BitVec 32))) (or (= (bvadd (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_4) (_ bv2155872256 32)) (_ bv0 32)) (not (= |ULTIMATE.start___ieee754_hypotf_#res| (fp ((_ extract 31 31) v_skolemized_v_prenex_5_4) ((_ extract 30 23) v_skolemized_v_prenex_5_4) ((_ extract 22 0) v_skolemized_v_prenex_5_4)))))) (forall ((v_skolemized_v_prenex_5_4 (_ BitVec 32))) (or (= (bvadd (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_4) (_ bv2155872256 32)) (_ bv0 32)) (not (= (fp ((_ extract 31 31) v_skolemized_v_prenex_5_4) ((_ extract 30 23) v_skolemized_v_prenex_5_4) ((_ extract 22 0) v_skolemized_v_prenex_5_4)) ULTIMATE.start_isinf_float_~x)))) (forall ((v_skolemized_v_prenex_5_4 (_ BitVec 32))) (or (= (bvadd (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_4) (_ bv2155872256 32)) (_ bv0 32)) (not (= ULTIMATE.start___ieee754_hypotf_~w~0 (fp ((_ extract 31 31) v_skolemized_v_prenex_5_4) ((_ extract 30 23) v_skolemized_v_prenex_5_4) ((_ extract 22 0) v_skolemized_v_prenex_5_4)))))) (or (forall ((v_skolemized_v_prenex_5_4 (_ BitVec 32))) (or (= (bvadd (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_4) (_ bv2155872256 32)) (_ bv0 32)) (not (= ULTIMATE.start___ieee754_hypotf_~b~0 (fp ((_ extract 31 31) v_skolemized_v_prenex_5_4) ((_ extract 30 23) v_skolemized_v_prenex_5_4) ((_ extract 22 0) v_skolemized_v_prenex_5_4)))))) (not (= (bvadd ULTIMATE.start___ieee754_hypotf_~hb~0 (_ bv2155872256 32)) (_ bv0 32)))) (or (and .cse2 .cse4) (and (not (bvslt ULTIMATE.start___ieee754_hypotf_~hb~0 (_ bv645922816 32))) .cse4)) (= (fp ((_ extract 31 31) ULTIMATE.start_isinf_float_~ix~1) ((_ extract 30 23) ULTIMATE.start_isinf_float_~ix~1) ((_ extract 22 0) ULTIMATE.start_isinf_float_~ix~1)) (fp (_ bv0 1) (_ bv255 8) (_ bv0 23)))) (let ((.cse10 (not (bvsgt (bvadd (bvneg ULTIMATE.start___ieee754_hypotf_~hb~0) ULTIMATE.start___ieee754_hypotf_~ha~0) (_ bv251658240 32))))) (and .cse1 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_26 (_ BitVec 32)) (v_ULTIMATE.start___ieee754_hypotf_~hb~0_27 (_ BitVec 32))) (let ((.cse8 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_26)) (.cse9 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_27))) (and (= (fp ((_ extract 31 31) ULTIMATE.start_isinf_float_~ix~1) ((_ extract 30 23) ULTIMATE.start_isinf_float_~ix~1) ((_ extract 22 0) ULTIMATE.start_isinf_float_~ix~1)) (fp.add roundNearestTiesToEven (fp ((_ extract 31 31) .cse8) ((_ extract 30 23) .cse8) ((_ extract 22 0) .cse8)) (fp ((_ extract 31 31) .cse9) ((_ extract 30 23) .cse9) ((_ extract 22 0) .cse9)))) (= (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_26) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_26) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_26))) (bvsgt (bvadd .cse8 (bvneg .cse9)) (_ bv251658240 32))))) (forall ((v_skolemized_v_prenex_5_3 (_ BitVec 32))) (or (not (= (fp ((_ extract 31 31) v_skolemized_v_prenex_5_3) ((_ extract 30 23) v_skolemized_v_prenex_5_3) ((_ extract 22 0) v_skolemized_v_prenex_5_3)) ULTIMATE.start_isinf_float_~x)) (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_3) (_ bv2139095040 32)))) (or .cse10 (forall ((v_skolemized_v_prenex_5_3 (_ BitVec 32))) (or (not (= (fp.add currentRoundingMode (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0))) (fp ((_ extract 31 31) v_skolemized_v_prenex_5_3) ((_ extract 30 23) v_skolemized_v_prenex_5_3) ((_ extract 22 0) v_skolemized_v_prenex_5_3)))) (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_3) (_ bv2139095040 32))))) (forall ((v_skolemized_v_prenex_5_3 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_3) (_ bv2139095040 32)) (not (= |ULTIMATE.start___ieee754_hypotf_#res| (fp ((_ extract 31 31) v_skolemized_v_prenex_5_3) ((_ extract 30 23) v_skolemized_v_prenex_5_3) ((_ extract 22 0) v_skolemized_v_prenex_5_3)))))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) ULTIMATE.start___ieee754_hypotf_~x) (or (forall ((v_skolemized_v_prenex_5_3 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_3) (_ bv2139095040 32)) (not (= (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0))) (fp ((_ extract 31 31) v_skolemized_v_prenex_5_3) ((_ extract 30 23) v_skolemized_v_prenex_5_3) ((_ extract 22 0) v_skolemized_v_prenex_5_3)))))) .cse10) (= currentRoundingMode roundNearestTiesToEven) (or (forall ((v_skolemized_v_prenex_5_3 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_3) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) v_skolemized_v_prenex_5_3) ((_ extract 30 23) v_skolemized_v_prenex_5_3) ((_ extract 22 0) v_skolemized_v_prenex_5_3)) (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 ULTIMATE.start___ieee754_hypotf_~b~0))))) .cse10))))) [2019-12-07 17:13:15,700 INFO L246 CegarLoopResult]: For program point L121(lines 121 144) no Hoare annotation was computed. [2019-12-07 17:13:15,700 INFO L246 CegarLoopResult]: For program point L121-1(lines 81 208) no Hoare annotation was computed. [2019-12-07 17:13:15,700 INFO L246 CegarLoopResult]: For program point L122(lines 122 129) no Hoare annotation was computed. [2019-12-07 17:13:15,700 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 17:13:15,700 INFO L246 CegarLoopResult]: For program point L124(lines 124 125) no Hoare annotation was computed. [2019-12-07 17:13:15,700 INFO L246 CegarLoopResult]: For program point L91-1(lines 91 95) no Hoare annotation was computed. [2019-12-07 17:13:15,700 INFO L246 CegarLoopResult]: For program point L124-2(lines 122 129) no Hoare annotation was computed. [2019-12-07 17:13:15,701 INFO L242 CegarLoopResult]: At program point L91-2(lines 91 95) the Hoare annotation is: (and (forall ((v_skolemized_v_prenex_5_5 (_ BitVec 32))) (or (not (= (fp ((_ extract 31 31) v_skolemized_v_prenex_5_5) ((_ extract 30 23) v_skolemized_v_prenex_5_5) ((_ extract 22 0) v_skolemized_v_prenex_5_5)) ULTIMATE.start___ieee754_hypotf_~a~0)) (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_5) (_ bv2139095040 32)))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) ULTIMATE.start___ieee754_hypotf_~x)) (= currentRoundingMode roundNearestTiesToEven) (exists ((currentRoundingMode RoundingMode) (v_ULTIMATE.start___ieee754_hypotf_~ha~0_46 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_46) ULTIMATE.start___ieee754_hypotf_~ha~0) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_46) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_46) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_46)))))) [2019-12-07 17:13:15,701 INFO L246 CegarLoopResult]: For program point L91-3(lines 91 95) no Hoare annotation was computed. [2019-12-07 17:13:15,701 INFO L246 CegarLoopResult]: For program point L191-1(lines 191 195) no Hoare annotation was computed. [2019-12-07 17:13:15,701 INFO L242 CegarLoopResult]: At program point L191-2(lines 191 195) the Hoare annotation is: false [2019-12-07 17:13:15,701 INFO L246 CegarLoopResult]: For program point L191-3(lines 191 195) no Hoare annotation was computed. [2019-12-07 17:13:15,701 INFO L246 CegarLoopResult]: For program point L26(lines 26 27) no Hoare annotation was computed. [2019-12-07 17:13:15,701 INFO L246 CegarLoopResult]: For program point L26-1(lines 26 27) no Hoare annotation was computed. [2019-12-07 17:13:15,701 INFO L246 CegarLoopResult]: For program point L126-1(lines 126 127) no Hoare annotation was computed. [2019-12-07 17:13:15,701 INFO L246 CegarLoopResult]: For program point L61(lines 61 70) no Hoare annotation was computed. [2019-12-07 17:13:15,701 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 17:13:15,701 INFO L246 CegarLoopResult]: For program point L61-1(lines 61 70) no Hoare annotation was computed. [2019-12-07 17:13:15,701 INFO L246 CegarLoopResult]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2019-12-07 17:13:15,701 INFO L242 CegarLoopResult]: At program point L161-2(lines 161 165) the Hoare annotation is: false [2019-12-07 17:13:15,701 INFO L246 CegarLoopResult]: For program point L29(lines 29 30) no Hoare annotation was computed. [2019-12-07 17:13:15,701 INFO L246 CegarLoopResult]: For program point L29-1(lines 29 30) no Hoare annotation was computed. [2019-12-07 17:13:15,701 INFO L246 CegarLoopResult]: For program point L63(lines 63 69) no Hoare annotation was computed. [2019-12-07 17:13:15,701 INFO L246 CegarLoopResult]: For program point L63-2(lines 63 69) no Hoare annotation was computed. [2019-12-07 17:13:15,701 INFO L246 CegarLoopResult]: For program point L97(lines 97 106) no Hoare annotation was computed. [2019-12-07 17:13:15,701 INFO L246 CegarLoopResult]: For program point L31(lines 31 32) no Hoare annotation was computed. [2019-12-07 17:13:15,702 INFO L246 CegarLoopResult]: For program point L31-1(lines 31 32) no Hoare annotation was computed. [2019-12-07 17:13:15,702 INFO L246 CegarLoopResult]: For program point L65(lines 65 68) no Hoare annotation was computed. [2019-12-07 17:13:15,702 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 17:13:15,702 INFO L246 CegarLoopResult]: For program point L65-3(lines 65 68) no Hoare annotation was computed. [2019-12-07 17:13:15,702 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 235) no Hoare annotation was computed. [2019-12-07 17:13:15,702 INFO L246 CegarLoopResult]: For program point L166(lines 166 170) no Hoare annotation was computed. [2019-12-07 17:13:15,702 INFO L246 CegarLoopResult]: For program point L166-1(lines 157 171) no Hoare annotation was computed. [2019-12-07 17:13:15,702 INFO L246 CegarLoopResult]: For program point L200-1(lines 200 204) no Hoare annotation was computed. [2019-12-07 17:13:15,702 INFO L242 CegarLoopResult]: At program point L200-2(lines 200 204) the Hoare annotation is: false [2019-12-07 17:13:15,702 INFO L246 CegarLoopResult]: For program point L134-1(lines 134 138) no Hoare annotation was computed. [2019-12-07 17:13:15,702 INFO L246 CegarLoopResult]: For program point L200-3(lines 200 204) no Hoare annotation was computed. [2019-12-07 17:13:15,702 INFO L242 CegarLoopResult]: At program point L134-2(lines 134 138) the Hoare annotation is: false [2019-12-07 17:13:15,702 INFO L246 CegarLoopResult]: For program point L35(lines 35 39) no Hoare annotation was computed. [2019-12-07 17:13:15,706 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: translation of (bvneg (_ BitVec 32) (_ BitVec 32)) not yet implemented, please contact Matthias at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:209) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:1) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpression(ModelTranslationContainer.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionToString(ModelTranslationContainer.java:89) at de.uni_freiburg.informatik.ultimate.core.lib.results.InvariantResult.getLongDescription(InvariantResult.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportResult(TraceAbstractionStarter.java:693) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.createInvariantResults(TraceAbstractionStarter.java:258) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:215) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-12-07 17:13:15,708 INFO L168 Benchmark]: Toolchain (without parser) took 308813.54 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 227.5 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -164.9 MB). Peak memory consumption was 335.0 MB. Max. memory is 11.5 GB. [2019-12-07 17:13:15,709 INFO L168 Benchmark]: CDTParser took 0.18 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 17:13:15,709 INFO L168 Benchmark]: CACSL2BoogieTranslator took 249.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -169.9 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2019-12-07 17:13:15,709 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.60 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:13:15,710 INFO L168 Benchmark]: Boogie Preprocessor took 37.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-12-07 17:13:15,710 INFO L168 Benchmark]: RCFGBuilder took 5666.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 56.5 MB). Peak memory consumption was 56.5 MB. Max. memory is 11.5 GB. [2019-12-07 17:13:15,710 INFO L168 Benchmark]: TraceAbstraction took 302815.33 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 88.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -57.9 MB). Peak memory consumption was 302.5 MB. Max. memory is 11.5 GB. [2019-12-07 17:13:15,712 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 249.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -169.9 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.60 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 5666.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 56.5 MB). Peak memory consumption was 56.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 302815.33 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 88.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -57.9 MB). Peak memory consumption was 302.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 235]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ExceptionOrErrorResult: UnsupportedOperationException: translation of (bvneg (_ BitVec 32) (_ BitVec 32)) not yet implemented, please contact Matthias de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: translation of (bvneg (_ BitVec 32) (_ BitVec 32)) not yet implemented, please contact Matthias: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:209) RESULT: Ultimate could not prove your program: Toolchain returned no result. [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...