./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1130b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1130b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bcbee6ed75bef52b13066d34c45df2688a1a6e18 .............................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1130b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bcbee6ed75bef52b13066d34c45df2688a1a6e18 ........................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 01:27:21,473 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 01:27:21,474 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 01:27:21,481 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 01:27:21,481 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 01:27:21,482 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 01:27:21,482 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 01:27:21,484 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 01:27:21,485 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 01:27:21,485 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 01:27:21,486 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 01:27:21,486 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 01:27:21,486 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 01:27:21,487 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 01:27:21,488 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 01:27:21,488 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 01:27:21,489 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 01:27:21,490 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 01:27:21,492 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 01:27:21,493 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 01:27:21,493 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 01:27:21,494 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 01:27:21,496 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 01:27:21,496 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 01:27:21,496 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 01:27:21,497 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 01:27:21,498 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 01:27:21,498 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 01:27:21,498 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 01:27:21,499 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 01:27:21,499 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 01:27:21,499 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 01:27:21,500 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 01:27:21,500 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 01:27:21,500 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 01:27:21,500 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 01:27:21,500 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 01:27:21,508 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 01:27:21,508 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 01:27:21,508 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 01:27:21,508 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 01:27:21,509 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 01:27:21,509 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 01:27:21,509 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 01:27:21,509 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 01:27:21,509 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 01:27:21,509 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 01:27:21,509 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 01:27:21,509 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 01:27:21,509 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 01:27:21,509 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 01:27:21,509 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 01:27:21,510 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 01:27:21,510 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 01:27:21,510 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 01:27:21,510 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 01:27:21,510 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 01:27:21,510 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 01:27:21,510 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 01:27:21,510 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 01:27:21,510 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 01:27:21,510 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 01:27:21,510 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 01:27:21,510 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 01:27:21,511 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 01:27:21,511 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 01:27:21,511 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/bin-2019/ukojak 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 -> Kojak 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 -> bcbee6ed75bef52b13066d34c45df2688a1a6e18 [2018-12-02 01:27:21,528 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 01:27:21,535 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 01:27:21,537 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 01:27:21,538 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 01:27:21,538 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 01:27:21,539 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1130b_true-unreach-call.c [2018-12-02 01:27:21,575 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/bin-2019/ukojak/data/6e1baebde/3a189e73b60e462780bf3d161273102a/FLAGd7d5545d0 [2018-12-02 01:27:21,971 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 01:27:21,971 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/sv-benchmarks/c/float-newlib/float_req_bl_1130b_true-unreach-call.c [2018-12-02 01:27:21,976 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/bin-2019/ukojak/data/6e1baebde/3a189e73b60e462780bf3d161273102a/FLAGd7d5545d0 [2018-12-02 01:27:21,985 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/bin-2019/ukojak/data/6e1baebde/3a189e73b60e462780bf3d161273102a [2018-12-02 01:27:21,987 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 01:27:21,988 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 01:27:21,988 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 01:27:21,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 01:27:21,990 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 01:27:21,991 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:27:21" (1/1) ... [2018-12-02 01:27:21,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@296aed7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:27:21, skipping insertion in model container [2018-12-02 01:27:21,993 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:27:21" (1/1) ... [2018-12-02 01:27:21,997 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 01:27:22,013 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 01:27:22,121 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:27:22,124 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 01:27:22,174 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:27:22,187 INFO L195 MainTranslator]: Completed translation [2018-12-02 01:27:22,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:27:22 WrapperNode [2018-12-02 01:27:22,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 01:27:22,187 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 01:27:22,187 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 01:27:22,187 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 01:27:22,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:27:22" (1/1) ... [2018-12-02 01:27:22,198 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:27:22" (1/1) ... [2018-12-02 01:27:22,213 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 01:27:22,213 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 01:27:22,213 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 01:27:22,213 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 01:27:22,219 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:27:22" (1/1) ... [2018-12-02 01:27:22,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:27:22" (1/1) ... [2018-12-02 01:27:22,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:27:22" (1/1) ... [2018-12-02 01:27:22,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:27:22" (1/1) ... [2018-12-02 01:27:22,225 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:27:22" (1/1) ... [2018-12-02 01:27:22,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:27:22" (1/1) ... [2018-12-02 01:27:22,230 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:27:22" (1/1) ... [2018-12-02 01:27:22,231 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 01:27:22,232 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 01:27:22,232 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 01:27:22,232 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 01:27:22,232 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:27:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-12-02 01:27:22,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 01:27:22,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 01:27:22,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 01:27:22,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 01:27:22,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 01:27:22,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 01:27:22,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 01:27:22,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-02 01:27:22,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 01:27:22,489 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 01:27:22,490 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-02 01:27:22,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:27:22 BoogieIcfgContainer [2018-12-02 01:27:22,490 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 01:27:22,490 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 01:27:22,490 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 01:27:22,496 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 01:27:22,497 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:27:22" (1/1) ... [2018-12-02 01:27:22,503 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 01:27:22,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:27:22,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 40 states and 66 transitions. [2018-12-02 01:27:22,524 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2018-12-02 01:27:22,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 01:27:22,526 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:27:22,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:27:22,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:27:22,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:27:22,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2018-12-02 01:27:22,594 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2018-12-02 01:27:22,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 01:27:22,594 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:27:22,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:27:22,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:27:22,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:27:22,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:27:22,688 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 01:27:22,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 01:27:22 ImpRootNode [2018-12-02 01:27:22,706 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 01:27:22,707 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 01:27:22,707 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 01:27:22,707 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 01:27:22,707 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:27:22" (3/4) ... [2018-12-02 01:27:22,710 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 01:27:22,710 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 01:27:22,710 INFO L168 Benchmark]: Toolchain (without parser) took 723.25 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 954.4 MB in the beginning and 1.0 GB in the end (delta: -76.7 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2018-12-02 01:27:22,711 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 01:27:22,711 INFO L168 Benchmark]: CACSL2BoogieTranslator took 199.04 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -143.1 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. [2018-12-02 01:27:22,712 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.37 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 01:27:22,712 INFO L168 Benchmark]: Boogie Preprocessor took 18.59 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 01:27:22,713 INFO L168 Benchmark]: RCFGBuilder took 258.45 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: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. [2018-12-02 01:27:22,713 INFO L168 Benchmark]: CodeCheck took 216.16 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. [2018-12-02 01:27:22,713 INFO L168 Benchmark]: Witness Printer took 3.04 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 01:27:22,715 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 48 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 22 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 77 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 135]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 134, overapproximation of someUnaryDOUBLEoperation at line 14, overapproximation of bitwiseAnd at line 30, overapproximation of someUnaryFLOAToperation at line 126, overapproximation of bitwiseXor at line 31, overapproximation of someBinaryArithmeticFLOAToperation at line 35. Possible FailurePath: [L12-L15] static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L126] float x = -0.0f; [L127] float y = __VERIFIER_nondet_float(); [L129] COND TRUE (y < 0.0f || y > 0.0f) [L18] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [one_fmod=1, Zero_fmod={2:0}] [L21] ieee_float_shape_type gf_u; [L22] gf_u.value = (x) [L23] EXPR gf_u.word [L23] (hx) = gf_u.word [L26] ieee_float_shape_type gf_u; [L27] gf_u.value = (y) [L28] EXPR gf_u.word [L28] (hy) = gf_u.word [L30] sx = hx & 0x80000000 [L31] hx ^= sx [L32] hy &= 0x7fffffff VAL [one_fmod=1, Zero_fmod={2:0}] [L34] COND TRUE ((hy) == 0) || !((hx) < 0x7f800000L) || ((hy) > 0x7f800000L) [L35] return (x * y) / (x * y); VAL [one_fmod=1, Zero_fmod={2:0}] [L131] float res = fmod_float(x, y); [L134] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [one_fmod=1, Zero_fmod={2:0}] [L134] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L135] __VERIFIER_error() VAL [one_fmod=1, Zero_fmod={2:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 199.04 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -143.1 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.37 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.59 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 258.45 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: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. * CodeCheck took 216.16 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. * Witness Printer took 3.04 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-02 01:27:24,120 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 01:27:24,121 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 01:27:24,127 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 01:27:24,127 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 01:27:24,127 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 01:27:24,128 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 01:27:24,129 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 01:27:24,130 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 01:27:24,130 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 01:27:24,130 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 01:27:24,130 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 01:27:24,131 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 01:27:24,131 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 01:27:24,132 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 01:27:24,132 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 01:27:24,132 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 01:27:24,133 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 01:27:24,134 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 01:27:24,135 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 01:27:24,135 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 01:27:24,136 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 01:27:24,137 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 01:27:24,137 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 01:27:24,137 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 01:27:24,138 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 01:27:24,138 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 01:27:24,138 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 01:27:24,139 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 01:27:24,139 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 01:27:24,139 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 01:27:24,140 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 01:27:24,140 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 01:27:24,140 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 01:27:24,140 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 01:27:24,141 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 01:27:24,141 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 01:27:24,148 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 01:27:24,148 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 01:27:24,148 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 01:27:24,148 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 01:27:24,149 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 01:27:24,149 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 01:27:24,149 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 01:27:24,149 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 01:27:24,149 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 01:27:24,149 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 01:27:24,149 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 01:27:24,150 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 01:27:24,150 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 01:27:24,150 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 01:27:24,150 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 01:27:24,150 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 01:27:24,150 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 01:27:24,150 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 01:27:24,150 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 01:27:24,150 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 01:27:24,150 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 01:27:24,150 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 01:27:24,151 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 01:27:24,151 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 01:27:24,151 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 01:27:24,151 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 01:27:24,151 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 01:27:24,151 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 01:27:24,151 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 01:27:24,151 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 01:27:24,151 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 01:27:24,151 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 01:27:24,151 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/bin-2019/ukojak 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 -> Kojak 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 -> bcbee6ed75bef52b13066d34c45df2688a1a6e18 [2018-12-02 01:27:24,169 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 01:27:24,176 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 01:27:24,178 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 01:27:24,179 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 01:27:24,179 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 01:27:24,180 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1130b_true-unreach-call.c [2018-12-02 01:27:24,214 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/bin-2019/ukojak/data/4dd71a2ad/5725ccd02c3a4616a53a158683e6340f/FLAGe76dd3210 [2018-12-02 01:27:24,574 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 01:27:24,574 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/sv-benchmarks/c/float-newlib/float_req_bl_1130b_true-unreach-call.c [2018-12-02 01:27:24,578 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/bin-2019/ukojak/data/4dd71a2ad/5725ccd02c3a4616a53a158683e6340f/FLAGe76dd3210 [2018-12-02 01:27:24,942 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/bin-2019/ukojak/data/4dd71a2ad/5725ccd02c3a4616a53a158683e6340f [2018-12-02 01:27:24,944 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 01:27:24,945 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 01:27:24,946 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 01:27:24,946 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 01:27:24,948 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 01:27:24,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:27:24" (1/1) ... [2018-12-02 01:27:24,950 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@499c3c3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:27:24, skipping insertion in model container [2018-12-02 01:27:24,950 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:27:24" (1/1) ... [2018-12-02 01:27:24,955 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 01:27:24,967 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 01:27:25,075 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:27:25,080 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 01:27:25,104 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:27:25,118 INFO L195 MainTranslator]: Completed translation [2018-12-02 01:27:25,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:27:25 WrapperNode [2018-12-02 01:27:25,119 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 01:27:25,119 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 01:27:25,119 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 01:27:25,119 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 01:27:25,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:27:25" (1/1) ... [2018-12-02 01:27:25,132 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:27:25" (1/1) ... [2018-12-02 01:27:25,180 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 01:27:25,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 01:27:25,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 01:27:25,181 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 01:27:25,186 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:27:25" (1/1) ... [2018-12-02 01:27:25,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:27:25" (1/1) ... [2018-12-02 01:27:25,189 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:27:25" (1/1) ... [2018-12-02 01:27:25,189 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:27:25" (1/1) ... [2018-12-02 01:27:25,195 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:27:25" (1/1) ... [2018-12-02 01:27:25,199 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:27:25" (1/1) ... [2018-12-02 01:27:25,200 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:27:25" (1/1) ... [2018-12-02 01:27:25,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 01:27:25,203 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 01:27:25,203 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 01:27:25,203 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 01:27:25,203 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:27:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-12-02 01:27:25,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-02 01:27:25,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-02 01:27:25,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 01:27:25,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 01:27:25,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 01:27:25,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 01:27:25,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-02 01:27:25,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 01:27:25,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 01:27:25,327 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:27:25,354 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:27:25,376 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:27:26,131 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:27:26,244 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 01:27:26,244 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-02 01:27:26,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:27:26 BoogieIcfgContainer [2018-12-02 01:27:26,244 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 01:27:26,245 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 01:27:26,245 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 01:27:26,251 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 01:27:26,251 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:27:26" (1/1) ... [2018-12-02 01:27:26,258 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 01:27:26,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:27:26,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 40 states and 66 transitions. [2018-12-02 01:27:26,280 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2018-12-02 01:27:26,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 01:27:26,283 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:27:26,315 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 01:27:26,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:27:26,335 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 01:27:26,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:27:26,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:27:26,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2018-12-02 01:27:26,351 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2018-12-02 01:27:26,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 01:27:26,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:27:26,353 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 01:27:26,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:27:26,472 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 01:27:31,527 WARN L180 SmtUtils]: Spent 4.95 s on a formula simplification. DAG size of input: 40 DAG size of output: 28 [2018-12-02 01:27:31,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:27:34,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:27:34,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 40 states and 60 transitions. [2018-12-02 01:27:34,232 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 60 transitions. [2018-12-02 01:27:34,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 01:27:34,232 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:27:34,233 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 01:27:34,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:27:34,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 01:27:34,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:27:37,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:27:37,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 42 states and 66 transitions. [2018-12-02 01:27:37,265 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2018-12-02 01:27:37,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 01:27:37,265 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:27:37,266 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 01:27:37,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:27:37,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 01:27:37,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:27:49,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:27:49,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2018-12-02 01:27:49,006 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2018-12-02 01:27:49,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 01:27:49,007 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:27:49,007 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 01:27:49,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:27:49,018 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 01:27:49,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:27:49,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:27:49,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2018-12-02 01:27:49,022 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2018-12-02 01:27:49,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 01:27:49,022 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:27:49,023 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 01:27:49,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:27:49,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 01:27:49,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:27:49,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:27:49,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2018-12-02 01:27:49,718 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2018-12-02 01:27:49,718 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 01:27:49,718 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2018-12-02 01:27:49,724 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 01:27:49,819 INFO L583 CodeCheckObserver]: Invariant with dag size 23 [2018-12-02 01:27:49,822 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-02 01:27:49,822 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-02 01:27:49,822 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-02 01:27:49,823 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-02 01:27:49,823 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-02 01:27:49,823 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-02 01:27:49,825 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:27:49,826 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 01:27:49,826 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 01:27:49,826 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 01:27:49,828 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-02 01:27:49,828 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-02 01:27:49,828 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-02 01:27:49,828 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-02 01:27:49,828 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-02 01:27:49,828 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-02 01:27:49,828 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:27:49,828 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 01:27:49,829 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 01:27:49,829 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 01:27:49,829 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-02 01:27:49,829 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-02 01:27:49,830 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-02 01:27:49,830 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 01:27:49,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 01:27:49 ImpRootNode [2018-12-02 01:27:49,830 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 01:27:49,831 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 01:27:49,831 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 01:27:49,831 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 01:27:49,831 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:27:26" (3/4) ... [2018-12-02 01:27:49,833 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 01:27:49,839 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-02 01:27:49,840 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-02 01:27:49,855 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE()) || ~fp.gt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && (\exists ~#Zero_fmod~0.offset : bv32, ~#Zero_fmod~0.base : bv32 :: ~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#Zero_fmod~0.base][~#Zero_fmod~0.offset][31:31], unknown-#memory_int-unknown[~#Zero_fmod~0.base][~#Zero_fmod~0.offset][30:23], unknown-#memory_int-unknown[~#Zero_fmod~0.base][~#Zero_fmod~0.offset][22:0]) == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE()))) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2018-12-02 01:27:49,864 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_99fa7c3a-fd07-478e-b241-82d5bf5746f3/bin-2019/ukojak/witness.graphml [2018-12-02 01:27:49,864 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 01:27:49,864 INFO L168 Benchmark]: Toolchain (without parser) took 24919.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 191.9 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -131.8 MB). Peak memory consumption was 60.1 MB. Max. memory is 11.5 GB. [2018-12-02 01:27:49,865 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 01:27:49,865 INFO L168 Benchmark]: CACSL2BoogieTranslator took 173.34 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 925.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-02 01:27:49,865 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 925.9 MB in the beginning and 1.1 GB in the end (delta: -197.5 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. [2018-12-02 01:27:49,866 INFO L168 Benchmark]: Boogie Preprocessor took 22.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-02 01:27:49,866 INFO L168 Benchmark]: RCFGBuilder took 1041.81 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: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 11.5 GB. [2018-12-02 01:27:49,866 INFO L168 Benchmark]: CodeCheck took 23585.76 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 63.4 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -3.5 MB). Peak memory consumption was 59.9 MB. Max. memory is 11.5 GB. [2018-12-02 01:27:49,866 INFO L168 Benchmark]: Witness Printer took 33.34 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 01:27:49,868 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 48 locations, 1 error locations. SAFE Result, 23.4s OverallTime, 7 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 956 SDtfs, 310 SDslu, 260 SDs, 0 SdLazy, 1436 SolverSat, 482 SolverUnsat, 8 SolverUnknown, 0 SolverNotchecked, 49.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 667 GetRequests, 608 SyntacticMatches, 1 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1112 ImplicationChecksByTransitivity, 8.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 5.7s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 74 ConstructedInterpolants, 6 QuantifiedInterpolants, 5851 SizeOfPredicates, 32 NumberOfNonLiveVariables, 304 ConjunctsInSsa, 51 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 135]: 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: 20]: Loop Invariant [2018-12-02 01:27:49,869 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-02 01:27:49,869 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-02 01:27:49,869 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-02 01:27:49,869 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-02 01:27:49,869 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-02 01:27:49,869 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-02 01:27:49,869 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:27:49,869 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 01:27:49,869 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 01:27:49,870 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 01:27:49,870 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-02 01:27:49,870 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-02 01:27:49,870 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-02 01:27:49,870 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-02 01:27:49,870 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-02 01:27:49,870 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-02 01:27:49,870 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:27:49,870 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 01:27:49,871 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 01:27:49,871 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE()) || ~fp.gt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && (\exists ~#Zero_fmod~0.offset : bv32, ~#Zero_fmod~0.base : bv32 :: ~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#Zero_fmod~0.base][~#Zero_fmod~0.offset][31:31], unknown-#memory_int-unknown[~#Zero_fmod~0.base][~#Zero_fmod~0.offset][30:23], unknown-#memory_int-unknown[~#Zero_fmod~0.base][~#Zero_fmod~0.offset][22:0]) == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE()))) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == \result - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 173.34 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 925.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 60.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 925.9 MB in the beginning and 1.1 GB in the end (delta: -197.5 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1041.81 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: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 11.5 GB. * CodeCheck took 23585.76 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 63.4 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -3.5 MB). Peak memory consumption was 59.9 MB. Max. memory is 11.5 GB. * Witness Printer took 33.34 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,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[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,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[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,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[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - 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 #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int RESULT: Ultimate proved your program to be correct! Received shutdown request...