./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/rlim_invariant.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_a59ba80f-6685-44c0-b439-eef7bb90dd7b/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a59ba80f-6685-44c0-b439-eef7bb90dd7b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a59ba80f-6685-44c0-b439-eef7bb90dd7b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a59ba80f-6685-44c0-b439-eef7bb90dd7b/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/rlim_invariant.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a59ba80f-6685-44c0-b439-eef7bb90dd7b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a59ba80f-6685-44c0-b439-eef7bb90dd7b/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 05489f97023e2a5894acdd30001ad3ce1a478731 ................................................................................................................................................................................................................................. 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_a59ba80f-6685-44c0-b439-eef7bb90dd7b/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a59ba80f-6685-44c0-b439-eef7bb90dd7b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a59ba80f-6685-44c0-b439-eef7bb90dd7b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a59ba80f-6685-44c0-b439-eef7bb90dd7b/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/rlim_invariant.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a59ba80f-6685-44c0-b439-eef7bb90dd7b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a59ba80f-6685-44c0-b439-eef7bb90dd7b/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 05489f97023e2a5894acdd30001ad3ce1a478731 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 13:29:22,455 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 13:29:22,457 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 13:29:22,464 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 13:29:22,465 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 13:29:22,465 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 13:29:22,466 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 13:29:22,468 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 13:29:22,469 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 13:29:22,469 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 13:29:22,470 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 13:29:22,471 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 13:29:22,471 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 13:29:22,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 13:29:22,472 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 13:29:22,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 13:29:22,474 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 13:29:22,474 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 13:29:22,476 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 13:29:22,478 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 13:29:22,479 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 13:29:22,480 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 13:29:22,480 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 13:29:22,481 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 13:29:22,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 13:29:22,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 13:29:22,483 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 13:29:22,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 13:29:22,484 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 13:29:22,484 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 13:29:22,485 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 13:29:22,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 13:29:22,485 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 13:29:22,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 13:29:22,487 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 13:29:22,487 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 13:29:22,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 13:29:22,487 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 13:29:22,487 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 13:29:22,488 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 13:29:22,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 13:29:22,489 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a59ba80f-6685-44c0-b439-eef7bb90dd7b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 13:29:22,498 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 13:29:22,498 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 13:29:22,499 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 13:29:22,499 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 13:29:22,499 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 13:29:22,499 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 13:29:22,500 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 13:29:22,500 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 13:29:22,500 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 13:29:22,500 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 13:29:22,500 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 13:29:22,500 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 13:29:22,500 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 13:29:22,500 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 13:29:22,500 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 13:29:22,501 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 13:29:22,501 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 13:29:22,501 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 13:29:22,501 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 13:29:22,501 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 13:29:22,501 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 13:29:22,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 13:29:22,502 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 13:29:22,502 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 13:29:22,502 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 13:29:22,502 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 13:29:22,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 13:29:22,502 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 13:29:22,502 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 13:29:22,502 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_a59ba80f-6685-44c0-b439-eef7bb90dd7b/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 -> 05489f97023e2a5894acdd30001ad3ce1a478731 [2019-12-07 13:29:22,605 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 13:29:22,613 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 13:29:22,616 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 13:29:22,617 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 13:29:22,617 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 13:29:22,618 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a59ba80f-6685-44c0-b439-eef7bb90dd7b/bin/uautomizer/../../sv-benchmarks/c/float-benchs/rlim_invariant.c [2019-12-07 13:29:22,662 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a59ba80f-6685-44c0-b439-eef7bb90dd7b/bin/uautomizer/data/07c990e05/225216fc3dac4beea9100a3ae0dbc610/FLAG640fa75bb [2019-12-07 13:29:23,063 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 13:29:23,063 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a59ba80f-6685-44c0-b439-eef7bb90dd7b/sv-benchmarks/c/float-benchs/rlim_invariant.c [2019-12-07 13:29:23,067 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a59ba80f-6685-44c0-b439-eef7bb90dd7b/bin/uautomizer/data/07c990e05/225216fc3dac4beea9100a3ae0dbc610/FLAG640fa75bb [2019-12-07 13:29:23,446 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a59ba80f-6685-44c0-b439-eef7bb90dd7b/bin/uautomizer/data/07c990e05/225216fc3dac4beea9100a3ae0dbc610 [2019-12-07 13:29:23,452 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 13:29:23,454 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 13:29:23,455 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 13:29:23,455 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 13:29:23,459 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 13:29:23,460 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:29:23" (1/1) ... [2019-12-07 13:29:23,463 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b1d1bf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:23, skipping insertion in model container [2019-12-07 13:29:23,463 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:29:23" (1/1) ... [2019-12-07 13:29:23,472 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 13:29:23,487 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 13:29:23,602 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:29:23,604 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 13:29:23,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:29:23,660 INFO L208 MainTranslator]: Completed translation [2019-12-07 13:29:23,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:23 WrapperNode [2019-12-07 13:29:23,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 13:29:23,661 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 13:29:23,661 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 13:29:23,661 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 13:29:23,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:23" (1/1) ... [2019-12-07 13:29:23,670 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:23" (1/1) ... [2019-12-07 13:29:23,682 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 13:29:23,682 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 13:29:23,682 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 13:29:23,682 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 13:29:23,688 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:23" (1/1) ... [2019-12-07 13:29:23,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:23" (1/1) ... [2019-12-07 13:29:23,689 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:23" (1/1) ... [2019-12-07 13:29:23,689 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:23" (1/1) ... [2019-12-07 13:29:23,691 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:23" (1/1) ... [2019-12-07 13:29:23,694 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:23" (1/1) ... [2019-12-07 13:29:23,695 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:23" (1/1) ... [2019-12-07 13:29:23,696 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 13:29:23,697 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 13:29:23,697 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 13:29:23,697 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 13:29:23,697 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a59ba80f-6685-44c0-b439-eef7bb90dd7b/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 13:29:23,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 13:29:23,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 13:29:23,839 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 13:29:23,839 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-07 13:29:23,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:29:23 BoogieIcfgContainer [2019-12-07 13:29:23,840 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 13:29:23,841 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 13:29:23,841 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 13:29:23,843 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 13:29:23,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 01:29:23" (1/3) ... [2019-12-07 13:29:23,843 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@135b7d18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:29:23, skipping insertion in model container [2019-12-07 13:29:23,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:23" (2/3) ... [2019-12-07 13:29:23,844 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@135b7d18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:29:23, skipping insertion in model container [2019-12-07 13:29:23,844 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:29:23" (3/3) ... [2019-12-07 13:29:23,845 INFO L109 eAbstractionObserver]: Analyzing ICFG rlim_invariant.c [2019-12-07 13:29:23,851 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 13:29:23,855 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 13:29:23,862 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 13:29:23,876 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 13:29:23,876 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 13:29:23,876 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 13:29:23,876 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 13:29:23,877 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 13:29:23,877 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 13:29:23,877 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 13:29:23,877 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 13:29:23,885 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states. [2019-12-07 13:29:23,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-07 13:29:23,889 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:29:23,889 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-12-07 13:29:23,889 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:29:23,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:29:23,893 INFO L82 PathProgramCache]: Analyzing trace with hash 924822964, now seen corresponding path program 1 times [2019-12-07 13:29:23,899 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:29:23,899 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281411630] [2019-12-07 13:29:23,899 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:29:23,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:29:23,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:29:23,979 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:29:23,979 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 13:29:23,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 01:29:23 BoogieIcfgContainer [2019-12-07 13:29:23,991 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 13:29:23,991 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 13:29:23,991 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 13:29:23,992 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 13:29:23,992 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:29:23" (3/4) ... [2019-12-07 13:29:23,994 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 13:29:23,994 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 13:29:23,996 INFO L168 Benchmark]: Toolchain (without parser) took 542.68 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -123.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:29:23,996 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:29:23,997 INFO L168 Benchmark]: CACSL2BoogieTranslator took 205.40 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -158.9 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-12-07 13:29:23,997 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.30 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:29:23,998 INFO L168 Benchmark]: Boogie Preprocessor took 14.06 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:29:23,998 INFO L168 Benchmark]: RCFGBuilder took 143.74 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: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2019-12-07 13:29:23,999 INFO L168 Benchmark]: TraceAbstraction took 150.22 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: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-12-07 13:29:23,999 INFO L168 Benchmark]: Witness Printer took 3.17 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:29:24,001 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 205.40 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -158.9 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.30 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.06 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 143.74 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: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 150.22 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: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Witness Printer took 3.17 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 5]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 27, overapproximation of to_real at line 12, overapproximation of someBinaryArithmeticFLOAToperation at line 24. Possible FailurePath: [L9] float X, Y, S, R, D; [L10] int i; [L12] Y = 0 [L14] i = 0 [L14] COND TRUE i < 100000 [L16] X = __VERIFIER_nondet_float() [L17] D = __VERIFIER_nondet_float() [L21] S = Y [L22] Y = X [L23] R = X - S [L24] COND TRUE R <= -D [L24] Y = S - D [L5] COND TRUE !(cond) [L5] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 13 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.1s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 13:29:25,339 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 13:29:25,341 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 13:29:25,349 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 13:29:25,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 13:29:25,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 13:29:25,350 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 13:29:25,352 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 13:29:25,353 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 13:29:25,354 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 13:29:25,354 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 13:29:25,355 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 13:29:25,355 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 13:29:25,356 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 13:29:25,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 13:29:25,357 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 13:29:25,358 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 13:29:25,359 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 13:29:25,360 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 13:29:25,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 13:29:25,363 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 13:29:25,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 13:29:25,364 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 13:29:25,365 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 13:29:25,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 13:29:25,367 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 13:29:25,367 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 13:29:25,368 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 13:29:25,368 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 13:29:25,368 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 13:29:25,369 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 13:29:25,369 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 13:29:25,370 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 13:29:25,370 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 13:29:25,371 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 13:29:25,371 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 13:29:25,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 13:29:25,372 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 13:29:25,372 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 13:29:25,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 13:29:25,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 13:29:25,373 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a59ba80f-6685-44c0-b439-eef7bb90dd7b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-12-07 13:29:25,383 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 13:29:25,384 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 13:29:25,384 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 13:29:25,384 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 13:29:25,385 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 13:29:25,385 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 13:29:25,385 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 13:29:25,385 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 13:29:25,385 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 13:29:25,385 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 13:29:25,385 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 13:29:25,386 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 13:29:25,386 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 13:29:25,386 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 13:29:25,386 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 13:29:25,386 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 13:29:25,386 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 13:29:25,386 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 13:29:25,387 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 13:29:25,387 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 13:29:25,387 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 13:29:25,387 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 13:29:25,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 13:29:25,387 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 13:29:25,387 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 13:29:25,387 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 13:29:25,388 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 13:29:25,388 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 13:29:25,388 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 13:29:25,388 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 13:29:25,388 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 13:29:25,388 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_a59ba80f-6685-44c0-b439-eef7bb90dd7b/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 -> 05489f97023e2a5894acdd30001ad3ce1a478731 [2019-12-07 13:29:25,553 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 13:29:25,563 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 13:29:25,566 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 13:29:25,567 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 13:29:25,568 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 13:29:25,568 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a59ba80f-6685-44c0-b439-eef7bb90dd7b/bin/uautomizer/../../sv-benchmarks/c/float-benchs/rlim_invariant.c [2019-12-07 13:29:25,614 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a59ba80f-6685-44c0-b439-eef7bb90dd7b/bin/uautomizer/data/4cfb0a768/3602a643e31c4b5fba9517b3dfa56269/FLAGeb7891f1d [2019-12-07 13:29:26,035 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 13:29:26,035 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a59ba80f-6685-44c0-b439-eef7bb90dd7b/sv-benchmarks/c/float-benchs/rlim_invariant.c [2019-12-07 13:29:26,039 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a59ba80f-6685-44c0-b439-eef7bb90dd7b/bin/uautomizer/data/4cfb0a768/3602a643e31c4b5fba9517b3dfa56269/FLAGeb7891f1d [2019-12-07 13:29:26,394 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a59ba80f-6685-44c0-b439-eef7bb90dd7b/bin/uautomizer/data/4cfb0a768/3602a643e31c4b5fba9517b3dfa56269 [2019-12-07 13:29:26,397 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 13:29:26,398 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 13:29:26,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 13:29:26,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 13:29:26,402 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 13:29:26,403 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:29:26" (1/1) ... [2019-12-07 13:29:26,405 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@203973a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:26, skipping insertion in model container [2019-12-07 13:29:26,405 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:29:26" (1/1) ... [2019-12-07 13:29:26,412 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 13:29:26,430 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 13:29:26,546 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:29:26,551 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 13:29:26,564 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:29:26,576 INFO L208 MainTranslator]: Completed translation [2019-12-07 13:29:26,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:26 WrapperNode [2019-12-07 13:29:26,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 13:29:26,576 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 13:29:26,576 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 13:29:26,577 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 13:29:26,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:26" (1/1) ... [2019-12-07 13:29:26,587 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:26" (1/1) ... [2019-12-07 13:29:26,600 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 13:29:26,600 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 13:29:26,600 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 13:29:26,600 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 13:29:26,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:26" (1/1) ... [2019-12-07 13:29:26,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:26" (1/1) ... [2019-12-07 13:29:26,645 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:26" (1/1) ... [2019-12-07 13:29:26,645 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:26" (1/1) ... [2019-12-07 13:29:26,649 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:26" (1/1) ... [2019-12-07 13:29:26,652 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:26" (1/1) ... [2019-12-07 13:29:26,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:26" (1/1) ... [2019-12-07 13:29:26,655 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 13:29:26,655 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 13:29:26,655 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 13:29:26,656 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 13:29:26,656 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a59ba80f-6685-44c0-b439-eef7bb90dd7b/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 13:29:26,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 13:29:26,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 13:29:26,949 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 13:29:26,949 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-07 13:29:26,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:29:26 BoogieIcfgContainer [2019-12-07 13:29:26,950 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 13:29:26,951 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 13:29:26,951 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 13:29:26,954 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 13:29:26,954 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 01:29:26" (1/3) ... [2019-12-07 13:29:26,955 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1de2a38d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:29:26, skipping insertion in model container [2019-12-07 13:29:26,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:26" (2/3) ... [2019-12-07 13:29:26,955 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1de2a38d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:29:26, skipping insertion in model container [2019-12-07 13:29:26,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:29:26" (3/3) ... [2019-12-07 13:29:26,957 INFO L109 eAbstractionObserver]: Analyzing ICFG rlim_invariant.c [2019-12-07 13:29:26,966 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 13:29:26,970 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 13:29:26,977 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 13:29:26,993 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 13:29:26,993 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 13:29:26,993 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 13:29:26,994 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 13:29:26,994 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 13:29:26,994 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 13:29:26,994 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 13:29:26,994 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 13:29:27,003 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states. [2019-12-07 13:29:27,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-12-07 13:29:27,006 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:29:27,007 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:29:27,007 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:29:27,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:29:27,010 INFO L82 PathProgramCache]: Analyzing trace with hash 1809713074, now seen corresponding path program 1 times [2019-12-07 13:29:27,017 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 13:29:27,018 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [103702990] [2019-12-07 13:29:27,018 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a59ba80f-6685-44c0-b439-eef7bb90dd7b/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 13:29:27,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:29:27,114 INFO L264 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 8 conjunts are in the unsatisfiable core [2019-12-07 13:29:27,118 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:29:27,222 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 13:29:27,240 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 13:29:27,241 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:29:27,591 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2019-12-07 13:29:27,593 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 13:29:31,578 WARN L192 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2019-12-07 13:29:31,595 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 13:29:31,596 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [103702990] [2019-12-07 13:29:31,597 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:29:31,597 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 11 [2019-12-07 13:29:31,598 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073328027] [2019-12-07 13:29:31,601 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-12-07 13:29:31,601 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 13:29:31,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-12-07 13:29:31,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=78, Unknown=2, NotChecked=0, Total=110 [2019-12-07 13:29:31,611 INFO L87 Difference]: Start difference. First operand 14 states. Second operand 11 states. [2019-12-07 13:29:49,548 WARN L192 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2019-12-07 13:29:58,973 WARN L192 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2019-12-07 13:30:01,640 WARN L192 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2019-12-07 13:30:02,482 WARN L192 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2019-12-07 13:30:04,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:30:04,873 INFO L93 Difference]: Finished difference Result 81 states and 106 transitions. [2019-12-07 13:30:04,874 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-12-07 13:30:04,875 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 7 [2019-12-07 13:30:04,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:30:04,883 INFO L225 Difference]: With dead ends: 81 [2019-12-07 13:30:04,883 INFO L226 Difference]: Without dead ends: 41 [2019-12-07 13:30:04,887 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 13.5s TimeCoverageRelationStatistics Valid=146, Invalid=358, Unknown=2, NotChecked=0, Total=506 [2019-12-07 13:30:04,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2019-12-07 13:30:04,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 20. [2019-12-07 13:30:04,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2019-12-07 13:30:04,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 25 transitions. [2019-12-07 13:30:04,916 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 25 transitions. Word has length 7 [2019-12-07 13:30:04,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:30:04,916 INFO L462 AbstractCegarLoop]: Abstraction has 20 states and 25 transitions. [2019-12-07 13:30:04,916 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-12-07 13:30:04,916 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2019-12-07 13:30:04,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-07 13:30:04,917 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:30:04,917 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:30:05,118 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 13:30:05,118 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:30:05,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:30:05,119 INFO L82 PathProgramCache]: Analyzing trace with hash 749720703, now seen corresponding path program 1 times [2019-12-07 13:30:05,121 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 13:30:05,122 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [929714343] [2019-12-07 13:30:05,122 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a59ba80f-6685-44c0-b439-eef7bb90dd7b/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 13:30:05,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:30:05,348 INFO L264 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 14 conjunts are in the unsatisfiable core [2019-12-07 13:30:05,350 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:30:05,394 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 13:30:06,191 WARN L192 SmtUtils]: Spent 610.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2019-12-07 13:30:07,035 WARN L192 SmtUtils]: Spent 641.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2019-12-07 13:30:19,726 WARN L192 SmtUtils]: Spent 2.26 s on a formula simplification that was a NOOP. DAG size: 32 [2019-12-07 13:30:19,728 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 13:30:21,560 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:30:21,560 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:30:23,732 WARN L192 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2019-12-07 13:30:25,760 WARN L192 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2019-12-07 13:30:25,761 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 13:30:41,746 WARN L192 SmtUtils]: Spent 2.51 s on a formula simplification. DAG size of input: 34 DAG size of output: 30 [2019-12-07 13:30:46,441 WARN L192 SmtUtils]: Spent 531.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2019-12-07 13:30:46,444 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 13:30:47,690 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:30:47,690 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [929714343] [2019-12-07 13:30:47,691 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-07 13:30:47,691 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 15 [2019-12-07 13:30:47,691 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114030973] [2019-12-07 13:30:47,692 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-12-07 13:30:47,693 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 13:30:47,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-12-07 13:30:47,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=158, Unknown=5, NotChecked=0, Total=210 [2019-12-07 13:30:47,693 INFO L87 Difference]: Start difference. First operand 20 states and 25 transitions. Second operand 15 states. [2019-12-07 13:30:48,768 WARN L860 $PredicateComparison]: unable to prove that (and (forall ((v_ULTIMATE.start_main_~D~0_11 (_ FloatingPoint 8 24)) (v_ULTIMATE.start_main_~X~0_7 (_ FloatingPoint 8 24))) (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode 128.0)) (.cse0 (fp.sub c_currentRoundingMode v_ULTIMATE.start_main_~X~0_7 c_ULTIMATE.start_main_~Y~0))) (or (fp.geq (fp.add c_currentRoundingMode c_ULTIMATE.start_main_~Y~0 v_ULTIMATE.start_main_~D~0_11) (fp.neg ((_ to_fp 8 24) c_currentRoundingMode 129.0))) (not (fp.geq .cse0 v_ULTIMATE.start_main_~D~0_11)) (not (fp.leq v_ULTIMATE.start_main_~X~0_7 .cse1)) (not (fp.geq v_ULTIMATE.start_main_~X~0_7 (fp.neg .cse1))) (not (fp.geq v_ULTIMATE.start_main_~D~0_11 (_ +zero 8 24))) (fp.leq .cse0 (fp.neg v_ULTIMATE.start_main_~D~0_11)) (not (fp.leq v_ULTIMATE.start_main_~D~0_11 ((_ to_fp 8 24) c_currentRoundingMode 16.0)))))) (exists ((ULTIMATE.start_main_~X~0 (_ FloatingPoint 8 24)) (ULTIMATE.start_main_~S~0 (_ FloatingPoint 8 24)) (ULTIMATE.start_main_~D~0 (_ FloatingPoint 8 24))) (let ((.cse2 ((_ to_fp 8 24) c_currentRoundingMode 128.0)) (.cse3 (fp.sub c_currentRoundingMode ULTIMATE.start_main_~X~0 ULTIMATE.start_main_~S~0)) (.cse4 ((_ to_fp 8 24) c_currentRoundingMode 129.0))) (and (= c_ULTIMATE.start_main_~Y~0 (fp.add c_currentRoundingMode ULTIMATE.start_main_~S~0 ULTIMATE.start_main_~D~0)) (fp.leq ULTIMATE.start_main_~D~0 ((_ to_fp 8 24) c_currentRoundingMode 16.0)) (fp.leq ULTIMATE.start_main_~X~0 .cse2) (fp.geq ULTIMATE.start_main_~X~0 (fp.neg .cse2)) (fp.geq ULTIMATE.start_main_~D~0 (_ +zero 8 24)) (fp.geq .cse3 ULTIMATE.start_main_~D~0) (fp.leq ULTIMATE.start_main_~S~0 .cse4) (not (fp.leq .cse3 (fp.neg ULTIMATE.start_main_~D~0))) (fp.geq ULTIMATE.start_main_~S~0 (fp.neg .cse4))))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2019-12-07 13:30:53,976 WARN L192 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 42 [2019-12-07 13:31:05,194 WARN L192 SmtUtils]: Spent 5.61 s on a formula simplification that was a NOOP. DAG size: 38 [2019-12-07 13:31:11,649 WARN L192 SmtUtils]: Spent 2.39 s on a formula simplification. DAG size of input: 61 DAG size of output: 36 [2019-12-07 13:31:30,558 WARN L192 SmtUtils]: Spent 15.08 s on a formula simplification. DAG size of input: 52 DAG size of output: 43 [2019-12-07 13:31:34,587 WARN L192 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 45 [2019-12-07 13:31:46,494 WARN L192 SmtUtils]: Spent 2.78 s on a formula simplification. DAG size of input: 64 DAG size of output: 39 [2019-12-07 13:31:58,463 WARN L192 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 32 [2019-12-07 13:32:12,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:32:12,249 INFO L93 Difference]: Finished difference Result 32 states and 37 transitions. [2019-12-07 13:32:12,259 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-12-07 13:32:12,259 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 13 [2019-12-07 13:32:12,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:32:12,261 INFO L225 Difference]: With dead ends: 32 [2019-12-07 13:32:12,261 INFO L226 Difference]: Without dead ends: 30 [2019-12-07 13:32:12,262 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 12 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 90.7s TimeCoverageRelationStatistics Valid=139, Invalid=316, Unknown=11, NotChecked=40, Total=506 [2019-12-07 13:32:12,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2019-12-07 13:32:12,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 19. [2019-12-07 13:32:12,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2019-12-07 13:32:12,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 23 transitions. [2019-12-07 13:32:12,267 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 23 transitions. Word has length 13 [2019-12-07 13:32:12,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:32:12,267 INFO L462 AbstractCegarLoop]: Abstraction has 19 states and 23 transitions. [2019-12-07 13:32:12,267 INFO L463 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-12-07 13:32:12,267 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2019-12-07 13:32:12,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-07 13:32:12,268 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:32:12,268 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:32:12,468 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 13:32:12,469 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:32:12,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:32:12,470 INFO L82 PathProgramCache]: Analyzing trace with hash -633718203, now seen corresponding path program 2 times [2019-12-07 13:32:12,471 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 13:32:12,471 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [962367151] [2019-12-07 13:32:12,472 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a59ba80f-6685-44c0-b439-eef7bb90dd7b/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 13:32:12,655 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-12-07 13:32:12,655 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-12-07 13:32:12,663 INFO L264 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 13 conjunts are in the unsatisfiable core [2019-12-07 13:32:12,664 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:32:12,705 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 13:32:13,457 WARN L192 SmtUtils]: Spent 568.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2019-12-07 13:32:23,817 WARN L192 SmtUtils]: Spent 2.41 s on a formula simplification that was a NOOP. DAG size: 30 [2019-12-07 13:32:23,819 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 13:32:25,779 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:32:25,779 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:32:28,184 WARN L192 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2019-12-07 13:32:28,185 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 13:32:41,764 WARN L192 SmtUtils]: Spent 2.86 s on a formula simplification. DAG size of input: 33 DAG size of output: 28 [2019-12-07 13:32:45,800 WARN L192 SmtUtils]: Spent 532.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2019-12-07 13:32:45,802 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 13:32:47,011 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:32:47,011 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [962367151] [2019-12-07 13:32:47,011 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-07 13:32:47,012 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2019-12-07 13:32:47,012 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908874920] [2019-12-07 13:32:47,012 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-12-07 13:32:47,012 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 13:32:47,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-12-07 13:32:47,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=114, Unknown=5, NotChecked=0, Total=156 [2019-12-07 13:32:47,013 INFO L87 Difference]: Start difference. First operand 19 states and 23 transitions. Second operand 13 states. [2019-12-07 13:32:55,826 WARN L192 SmtUtils]: Spent 5.02 s on a formula simplification that was a NOOP. DAG size: 48 [2019-12-07 13:33:09,889 WARN L192 SmtUtils]: Spent 4.48 s on a formula simplification that was a NOOP. DAG size: 34 [2019-12-07 13:33:29,961 WARN L192 SmtUtils]: Spent 13.85 s on a formula simplification. DAG size of input: 48 DAG size of output: 39 [2019-12-07 13:34:01,109 WARN L192 SmtUtils]: Spent 24.18 s on a formula simplification. DAG size of input: 66 DAG size of output: 57 [2019-12-07 13:34:04,728 WARN L192 SmtUtils]: Spent 930.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2019-12-07 13:34:27,826 WARN L192 SmtUtils]: Spent 7.20 s on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2019-12-07 13:34:30,843 WARN L192 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2019-12-07 13:34:43,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:34:43,848 INFO L93 Difference]: Finished difference Result 25 states and 30 transitions. [2019-12-07 13:34:43,862 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-12-07 13:34:43,862 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 13 [2019-12-07 13:34:43,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:34:43,863 INFO L225 Difference]: With dead ends: 25 [2019-12-07 13:34:43,863 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 13:34:43,863 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 117.5s TimeCoverageRelationStatistics Valid=118, Invalid=248, Unknown=14, NotChecked=0, Total=380 [2019-12-07 13:34:43,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 13:34:43,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 13:34:43,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 13:34:43,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 13:34:43,864 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2019-12-07 13:34:43,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:34:43,864 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 13:34:43,864 INFO L463 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-12-07 13:34:43,864 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 13:34:43,864 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 13:34:44,065 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 13:34:44,069 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 13:34:57,969 WARN L192 SmtUtils]: Spent 13.81 s on a formula simplification. DAG size of input: 88 DAG size of output: 56 [2019-12-07 13:35:05,915 WARN L192 SmtUtils]: Spent 7.94 s on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2019-12-07 13:35:05,976 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 13:35:05,977 INFO L242 CegarLoopResult]: At program point L29(lines 7 30) the Hoare annotation is: (let ((.cse0 (= currentRoundingMode roundNearestTiesToEven))) (or (and .cse0 (= ULTIMATE.start_main_~Y~0 ((_ to_fp 8 24) currentRoundingMode (_ bv0 32)))) (and (not (= ULTIMATE.start___VERIFIER_assert_~cond (_ bv0 32))) .cse0))) [2019-12-07 13:35:05,977 INFO L246 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2019-12-07 13:35:05,977 INFO L246 CegarLoopResult]: For program point L25-2(lines 24 25) no Hoare annotation was computed. [2019-12-07 13:35:05,977 INFO L246 CegarLoopResult]: For program point L5(line 5) no Hoare annotation was computed. [2019-12-07 13:35:05,977 INFO L246 CegarLoopResult]: For program point L5-1(line 5) no Hoare annotation was computed. [2019-12-07 13:35:05,977 INFO L242 CegarLoopResult]: At program point L5-3(lines 1 30) the Hoare annotation is: (let ((.cse2 ((_ to_fp 8 24) currentRoundingMode 129.0))) (let ((.cse1 (fp.neg .cse2))) (and (fp.leq ULTIMATE.start_main_~D~0 ((_ to_fp 8 24) currentRoundingMode 16.0)) (fp.geq ULTIMATE.start_main_~D~0 (_ +zero 8 24)) (exists ((ULTIMATE.start_main_~X~0 (_ FloatingPoint 8 24))) (let ((.cse0 ((_ to_fp 8 24) currentRoundingMode 128.0))) (and (fp.leq ULTIMATE.start_main_~X~0 .cse0) (fp.geq ULTIMATE.start_main_~X~0 (fp.neg .cse0)) (= ULTIMATE.start_main_~R~0 (fp.sub currentRoundingMode ULTIMATE.start_main_~X~0 ULTIMATE.start_main_~S~0))))) (= (bvadd ULTIMATE.start___VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32)) (fp.geq ULTIMATE.start_main_~Y~0 .cse1) (fp.leq ULTIMATE.start_main_~S~0 .cse2) (forall ((v_ULTIMATE.start_main_~D~0_12 (_ FloatingPoint 8 24)) (v_ULTIMATE.start_main_~X~0_8 (_ FloatingPoint 8 24))) (let ((.cse3 ((_ to_fp 8 24) currentRoundingMode 128.0))) (or (not (fp.geq v_ULTIMATE.start_main_~X~0_8 (fp.neg .cse3))) (not (fp.leq (fp.sub currentRoundingMode v_ULTIMATE.start_main_~X~0_8 ULTIMATE.start_main_~Y~0) (fp.neg v_ULTIMATE.start_main_~D~0_12))) (not (fp.leq v_ULTIMATE.start_main_~X~0_8 .cse3)) (not (fp.leq v_ULTIMATE.start_main_~D~0_12 ((_ to_fp 8 24) currentRoundingMode 16.0))) (not (fp.geq v_ULTIMATE.start_main_~D~0_12 (_ +zero 8 24))) (fp.leq (fp.sub currentRoundingMode ULTIMATE.start_main_~Y~0 v_ULTIMATE.start_main_~D~0_12) ((_ to_fp 8 24) currentRoundingMode 129.0))))) (= currentRoundingMode roundNearestTiesToEven) (fp.geq ULTIMATE.start_main_~S~0 .cse1)))) [2019-12-07 13:35:05,977 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 13:35:05,977 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 13:35:05,977 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 13:35:05,977 INFO L246 CegarLoopResult]: For program point L24(lines 24 25) no Hoare annotation was computed. [2019-12-07 13:35:05,977 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2019-12-07 13:35:05,978 INFO L242 CegarLoopResult]: At program point L14-2(lines 14 28) the Hoare annotation is: (let ((.cse0 (= currentRoundingMode roundNearestTiesToEven))) (or (and .cse0 (= ULTIMATE.start_main_~Y~0 ((_ to_fp 8 24) currentRoundingMode (_ bv0 32)))) (let ((.cse3 ((_ to_fp 8 24) currentRoundingMode 129.0))) (let ((.cse2 (fp.neg .cse3))) (and (fp.leq ULTIMATE.start_main_~D~0 ((_ to_fp 8 24) currentRoundingMode 16.0)) (fp.geq ULTIMATE.start_main_~D~0 (_ +zero 8 24)) (exists ((ULTIMATE.start_main_~X~0 (_ FloatingPoint 8 24))) (let ((.cse1 ((_ to_fp 8 24) currentRoundingMode 128.0))) (and (fp.leq ULTIMATE.start_main_~X~0 .cse1) (fp.geq ULTIMATE.start_main_~X~0 (fp.neg .cse1)) (= ULTIMATE.start_main_~R~0 (fp.sub currentRoundingMode ULTIMATE.start_main_~X~0 ULTIMATE.start_main_~S~0))))) (= (bvadd ULTIMATE.start___VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32)) (fp.geq ULTIMATE.start_main_~Y~0 .cse2) (fp.leq ULTIMATE.start_main_~S~0 .cse3) (forall ((v_ULTIMATE.start_main_~D~0_12 (_ FloatingPoint 8 24)) (v_ULTIMATE.start_main_~X~0_8 (_ FloatingPoint 8 24))) (let ((.cse4 ((_ to_fp 8 24) currentRoundingMode 128.0))) (or (not (fp.geq v_ULTIMATE.start_main_~X~0_8 (fp.neg .cse4))) (not (fp.leq (fp.sub currentRoundingMode v_ULTIMATE.start_main_~X~0_8 ULTIMATE.start_main_~Y~0) (fp.neg v_ULTIMATE.start_main_~D~0_12))) (not (fp.leq v_ULTIMATE.start_main_~X~0_8 .cse4)) (not (fp.leq v_ULTIMATE.start_main_~D~0_12 ((_ to_fp 8 24) currentRoundingMode 16.0))) (not (fp.geq v_ULTIMATE.start_main_~D~0_12 (_ +zero 8 24))) (fp.leq (fp.sub currentRoundingMode ULTIMATE.start_main_~Y~0 v_ULTIMATE.start_main_~D~0_12) ((_ to_fp 8 24) currentRoundingMode 129.0))))) .cse0 (fp.geq ULTIMATE.start_main_~S~0 .cse2)))))) [2019-12-07 13:35:05,978 INFO L246 CegarLoopResult]: For program point L14-3(lines 14 28) no Hoare annotation was computed. [2019-12-07 13:35:05,985 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:35:05,985 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] [2019-12-07 13:35:05,985 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] [2019-12-07 13:35:05,986 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] [2019-12-07 13:35:05,986 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] [2019-12-07 13:35:05,986 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] [2019-12-07 13:35:05,986 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:05,986 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] [2019-12-07 13:35:05,986 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:05,986 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:05,987 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:05,987 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:35:05,988 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,988 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,988 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,988 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,988 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,989 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,989 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,989 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,989 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,989 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,989 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,989 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,990 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,990 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,990 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,990 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,993 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:35:05,993 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] [2019-12-07 13:35:05,993 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] [2019-12-07 13:35:05,994 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] [2019-12-07 13:35:05,994 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] [2019-12-07 13:35:05,994 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] [2019-12-07 13:35:05,994 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:05,994 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] [2019-12-07 13:35:05,994 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:05,994 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:05,995 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:05,995 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:35:05,995 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,995 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,995 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,995 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,995 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,996 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,996 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,996 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,996 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,996 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,996 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,996 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,996 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,996 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,997 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,997 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,998 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] [2019-12-07 13:35:05,998 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] [2019-12-07 13:35:05,998 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] [2019-12-07 13:35:05,998 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] [2019-12-07 13:35:05,998 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] [2019-12-07 13:35:05,998 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:05,998 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] [2019-12-07 13:35:05,999 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:05,999 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:05,999 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:05,999 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:35:05,999 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,999 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,999 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:05,999 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,000 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,000 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,000 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,000 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,000 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,000 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,000 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,000 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,001 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,001 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,001 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] [2019-12-07 13:35:06,001 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] [2019-12-07 13:35:06,002 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] [2019-12-07 13:35:06,002 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] [2019-12-07 13:35:06,002 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] [2019-12-07 13:35:06,002 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:06,002 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] [2019-12-07 13:35:06,002 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:06,002 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:06,002 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:06,002 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:35:06,003 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,003 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,003 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,003 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,003 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,003 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,003 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,004 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,004 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,004 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,004 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,004 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,004 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,004 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,005 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:35:06,005 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:35:06,005 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,005 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,005 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,006 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:35:06,006 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:35:06,006 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,006 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,006 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 01:35:06 BoogieIcfgContainer [2019-12-07 13:35:06,008 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 13:35:06,008 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 13:35:06,008 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 13:35:06,008 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 13:35:06,008 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:29:26" (3/4) ... [2019-12-07 13:35:06,011 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 13:35:06,017 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-12-07 13:35:06,018 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 13:35:06,018 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 13:35:06,036 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && Y == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 0bv32)) || ((((((((~fp.leq~FLOAT(D, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 16.0)) && ~fp.geq~FLOAT(D, ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start_main_~X~0 : C_FLOAT :: (~fp.leq~FLOAT(ULTIMATE.start_main_~X~0, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 128.0)) && ~fp.geq~FLOAT(ULTIMATE.start_main_~X~0, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 128.0)))) && R == ~fp.sub~FLOAT(unknown-currentRoundingMode-unknown, ULTIMATE.start_main_~X~0, S))) && ~bvadd64(cond, 4294967295bv32) == 0bv32) && ~fp.geq~FLOAT(Y, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 129.0)))) && ~fp.leq~FLOAT(S, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 129.0))) && (forall v_ULTIMATE.start_main_~D~0_12 : C_FLOAT, v_ULTIMATE.start_main_~X~0_8 : C_FLOAT :: ((((!~fp.geq~FLOAT(v_ULTIMATE.start_main_~X~0_8, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 128.0))) || !~fp.leq~FLOAT(~fp.sub~FLOAT(unknown-currentRoundingMode-unknown, v_ULTIMATE.start_main_~X~0_8, Y), ~fp.neg~FLOAT(v_ULTIMATE.start_main_~D~0_12))) || !~fp.leq~FLOAT(v_ULTIMATE.start_main_~X~0_8, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 128.0))) || !~fp.leq~FLOAT(v_ULTIMATE.start_main_~D~0_12, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 16.0))) || !~fp.geq~FLOAT(v_ULTIMATE.start_main_~D~0_12, ~Pluszero~LONGDOUBLE())) || ~fp.leq~FLOAT(~fp.sub~FLOAT(unknown-currentRoundingMode-unknown, Y, v_ULTIMATE.start_main_~D~0_12), ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 129.0)))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.geq~FLOAT(S, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 129.0)))) [2019-12-07 13:35:06,036 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((~fp.leq~FLOAT(D, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 16.0)) && ~fp.geq~FLOAT(D, ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start_main_~X~0 : C_FLOAT :: (~fp.leq~FLOAT(ULTIMATE.start_main_~X~0, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 128.0)) && ~fp.geq~FLOAT(ULTIMATE.start_main_~X~0, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 128.0)))) && R == ~fp.sub~FLOAT(unknown-currentRoundingMode-unknown, ULTIMATE.start_main_~X~0, S))) && ~bvadd64(cond, 4294967295bv32) == 0bv32) && ~fp.geq~FLOAT(Y, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 129.0)))) && ~fp.leq~FLOAT(S, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 129.0))) && (forall v_ULTIMATE.start_main_~D~0_12 : C_FLOAT, v_ULTIMATE.start_main_~X~0_8 : C_FLOAT :: ((((!~fp.geq~FLOAT(v_ULTIMATE.start_main_~X~0_8, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 128.0))) || !~fp.leq~FLOAT(~fp.sub~FLOAT(unknown-currentRoundingMode-unknown, v_ULTIMATE.start_main_~X~0_8, Y), ~fp.neg~FLOAT(v_ULTIMATE.start_main_~D~0_12))) || !~fp.leq~FLOAT(v_ULTIMATE.start_main_~X~0_8, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 128.0))) || !~fp.leq~FLOAT(v_ULTIMATE.start_main_~D~0_12, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 16.0))) || !~fp.geq~FLOAT(v_ULTIMATE.start_main_~D~0_12, ~Pluszero~LONGDOUBLE())) || ~fp.leq~FLOAT(~fp.sub~FLOAT(unknown-currentRoundingMode-unknown, Y, v_ULTIMATE.start_main_~D~0_12), ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 129.0)))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.geq~FLOAT(S, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 129.0))) [2019-12-07 13:35:06,047 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a59ba80f-6685-44c0-b439-eef7bb90dd7b/bin/uautomizer/witness.graphml [2019-12-07 13:35:06,047 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 13:35:06,048 INFO L168 Benchmark]: Toolchain (without parser) took 339650.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 952.4 MB in the beginning and 1.0 GB in the end (delta: -97.3 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. [2019-12-07 13:35:06,048 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 13:35:06,048 INFO L168 Benchmark]: CACSL2BoogieTranslator took 177.13 ms. Allocated memory is still 1.0 GB. Free memory was 952.4 MB in the beginning and 941.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-12-07 13:35:06,049 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.59 ms. Allocated memory is still 1.0 GB. Free memory was 941.6 MB in the beginning and 936.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 13:35:06,049 INFO L168 Benchmark]: Boogie Preprocessor took 55.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 936.3 MB in the beginning and 1.1 GB in the end (delta: -176.5 MB). Peak memory consumption was 10.0 MB. Max. memory is 11.5 GB. [2019-12-07 13:35:06,049 INFO L168 Benchmark]: RCFGBuilder took 295.19 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: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 11.5 GB. [2019-12-07 13:35:06,050 INFO L168 Benchmark]: TraceAbstraction took 339056.39 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -2.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 45.8 MB). Peak memory consumption was 43.7 MB. Max. memory is 11.5 GB. [2019-12-07 13:35:06,050 INFO L168 Benchmark]: Witness Printer took 39.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 11.5 GB. [2019-12-07 13:35:06,052 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 177.13 ms. Allocated memory is still 1.0 GB. Free memory was 952.4 MB in the beginning and 941.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.59 ms. Allocated memory is still 1.0 GB. Free memory was 941.6 MB in the beginning and 936.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 936.3 MB in the beginning and 1.1 GB in the end (delta: -176.5 MB). Peak memory consumption was 10.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 295.19 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: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 339056.39 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -2.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 45.8 MB). Peak memory consumption was 43.7 MB. Max. memory is 11.5 GB. * Witness Printer took 39.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5]: 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 - InvariantResult [Line: 14]: Loop Invariant [2019-12-07 13:35:06,057 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:35:06,057 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] [2019-12-07 13:35:06,057 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] [2019-12-07 13:35:06,057 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] [2019-12-07 13:35:06,058 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] [2019-12-07 13:35:06,058 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] [2019-12-07 13:35:06,058 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:06,058 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] [2019-12-07 13:35:06,058 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:06,058 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:06,058 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:06,058 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:35:06,059 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,059 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,059 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,059 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,059 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,059 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,059 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,059 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,059 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,060 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,060 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,060 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,060 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,060 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,060 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,060 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,061 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:35:06,061 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] [2019-12-07 13:35:06,061 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] [2019-12-07 13:35:06,061 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] [2019-12-07 13:35:06,061 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] [2019-12-07 13:35:06,061 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] [2019-12-07 13:35:06,061 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:06,062 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] [2019-12-07 13:35:06,062 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:06,062 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:06,062 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:06,062 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:35:06,062 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,062 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,062 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,062 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,063 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,063 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,063 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,063 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,063 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,063 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,063 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,063 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,063 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,064 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,064 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,064 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && Y == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 0bv32)) || ((((((((~fp.leq~FLOAT(D, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 16.0)) && ~fp.geq~FLOAT(D, ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start_main_~X~0 : C_FLOAT :: (~fp.leq~FLOAT(ULTIMATE.start_main_~X~0, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 128.0)) && ~fp.geq~FLOAT(ULTIMATE.start_main_~X~0, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 128.0)))) && R == ~fp.sub~FLOAT(unknown-currentRoundingMode-unknown, ULTIMATE.start_main_~X~0, S))) && ~bvadd64(cond, 4294967295bv32) == 0bv32) && ~fp.geq~FLOAT(Y, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 129.0)))) && ~fp.leq~FLOAT(S, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 129.0))) && (forall v_ULTIMATE.start_main_~D~0_12 : C_FLOAT, v_ULTIMATE.start_main_~X~0_8 : C_FLOAT :: ((((!~fp.geq~FLOAT(v_ULTIMATE.start_main_~X~0_8, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 128.0))) || !~fp.leq~FLOAT(~fp.sub~FLOAT(unknown-currentRoundingMode-unknown, v_ULTIMATE.start_main_~X~0_8, Y), ~fp.neg~FLOAT(v_ULTIMATE.start_main_~D~0_12))) || !~fp.leq~FLOAT(v_ULTIMATE.start_main_~X~0_8, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 128.0))) || !~fp.leq~FLOAT(v_ULTIMATE.start_main_~D~0_12, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 16.0))) || !~fp.geq~FLOAT(v_ULTIMATE.start_main_~D~0_12, ~Pluszero~LONGDOUBLE())) || ~fp.leq~FLOAT(~fp.sub~FLOAT(unknown-currentRoundingMode-unknown, Y, v_ULTIMATE.start_main_~D~0_12), ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 129.0)))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.geq~FLOAT(S, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 129.0)))) - InvariantResult [Line: 1]: Loop Invariant [2019-12-07 13:35:06,064 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] [2019-12-07 13:35:06,064 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] [2019-12-07 13:35:06,064 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] [2019-12-07 13:35:06,065 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] [2019-12-07 13:35:06,065 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] [2019-12-07 13:35:06,065 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:06,065 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] [2019-12-07 13:35:06,065 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:06,065 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:06,065 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:06,065 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:35:06,065 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,065 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,067 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,067 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,067 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] [2019-12-07 13:35:06,067 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] [2019-12-07 13:35:06,067 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~X~0,QUANTIFIED] [2019-12-07 13:35:06,067 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] [2019-12-07 13:35:06,068 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] [2019-12-07 13:35:06,068 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:06,068 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~X~0_8,QUANTIFIED] [2019-12-07 13:35:06,068 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:06,068 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:06,068 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~D~0_12,QUANTIFIED] [2019-12-07 13:35:06,068 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:35:06,068 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,068 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,068 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,069 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,069 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,069 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,069 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,069 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,069 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,069 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,069 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,069 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,069 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,069 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (((((((~fp.leq~FLOAT(D, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 16.0)) && ~fp.geq~FLOAT(D, ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start_main_~X~0 : C_FLOAT :: (~fp.leq~FLOAT(ULTIMATE.start_main_~X~0, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 128.0)) && ~fp.geq~FLOAT(ULTIMATE.start_main_~X~0, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 128.0)))) && R == ~fp.sub~FLOAT(unknown-currentRoundingMode-unknown, ULTIMATE.start_main_~X~0, S))) && ~bvadd64(cond, 4294967295bv32) == 0bv32) && ~fp.geq~FLOAT(Y, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 129.0)))) && ~fp.leq~FLOAT(S, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 129.0))) && (forall v_ULTIMATE.start_main_~D~0_12 : C_FLOAT, v_ULTIMATE.start_main_~X~0_8 : C_FLOAT :: ((((!~fp.geq~FLOAT(v_ULTIMATE.start_main_~X~0_8, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 128.0))) || !~fp.leq~FLOAT(~fp.sub~FLOAT(unknown-currentRoundingMode-unknown, v_ULTIMATE.start_main_~X~0_8, Y), ~fp.neg~FLOAT(v_ULTIMATE.start_main_~D~0_12))) || !~fp.leq~FLOAT(v_ULTIMATE.start_main_~X~0_8, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 128.0))) || !~fp.leq~FLOAT(v_ULTIMATE.start_main_~D~0_12, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 16.0))) || !~fp.geq~FLOAT(v_ULTIMATE.start_main_~D~0_12, ~Pluszero~LONGDOUBLE())) || ~fp.leq~FLOAT(~fp.sub~FLOAT(unknown-currentRoundingMode-unknown, Y, v_ULTIMATE.start_main_~D~0_12), ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 129.0)))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.geq~FLOAT(S, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 129.0))) - InvariantResult [Line: 7]: Loop Invariant [2019-12-07 13:35:06,070 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:35:06,070 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:35:06,070 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,070 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,070 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,070 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:35:06,071 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:35:06,071 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,071 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:35:06,071 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && Y == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 0bv32)) || (!(cond == 0bv32) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 14 locations, 1 error locations. Result: SAFE, OverallTime: 317.0s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 234.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 21.9s, HoareTripleCheckerStatistics: 18 SDtfs, 266 SDslu, 73 SDs, 0 SdLazy, 171 SolverSat, 86 SolverUnsat, 30 SolverUnknown, 0 SolverNotchecked, 89.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 91 GetRequests, 28 SyntacticMatches, 3 SemanticMatches, 60 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 221.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=20occurred in iteration=1, 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, 3 MinimizatonAttempts, 32 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 17 NumberOfFragments, 216 HoareAnnotationTreeSize, 3 FomulaSimplifications, 2166 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 256 FormulaSimplificationTreeSizeReductionInter, 21.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 81.1s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 60 ConstructedInterpolants, 13 QuantifiedInterpolants, 10494 SizeOfPredicates, 28 NumberOfNonLiveVariables, 87 ConjunctsInSsa, 35 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 12/16 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...