./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1121b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_efb07eb5-00b1-43a2-9fbb-284432fa417e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_efb07eb5-00b1-43a2-9fbb-284432fa417e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_efb07eb5-00b1-43a2-9fbb-284432fa417e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_efb07eb5-00b1-43a2-9fbb-284432fa417e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1121b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_efb07eb5-00b1-43a2-9fbb-284432fa417e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_efb07eb5-00b1-43a2-9fbb-284432fa417e/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 73dc70fc086318c728ead326eb8ef835fee9f9a2 ........................................................................................................................................................................................................................................................ 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_efb07eb5-00b1-43a2-9fbb-284432fa417e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_efb07eb5-00b1-43a2-9fbb-284432fa417e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_efb07eb5-00b1-43a2-9fbb-284432fa417e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_efb07eb5-00b1-43a2-9fbb-284432fa417e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1121b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_efb07eb5-00b1-43a2-9fbb-284432fa417e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_efb07eb5-00b1-43a2-9fbb-284432fa417e/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 73dc70fc086318c728ead326eb8ef835fee9f9a2 .............................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:23:36,539 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:23:36,540 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:23:36,547 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:23:36,547 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:23:36,548 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:23:36,548 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:23:36,550 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:23:36,551 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:23:36,551 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:23:36,552 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:23:36,552 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:23:36,553 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:23:36,553 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:23:36,554 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:23:36,554 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:23:36,555 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:23:36,556 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:23:36,557 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:23:36,558 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:23:36,559 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:23:36,560 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:23:36,561 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:23:36,561 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:23:36,562 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:23:36,562 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:23:36,563 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:23:36,563 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:23:36,564 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:23:36,564 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:23:36,564 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:23:36,565 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:23:36,565 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:23:36,565 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:23:36,565 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:23:36,566 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:23:36,566 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_efb07eb5-00b1-43a2-9fbb-284432fa417e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 05:23:36,573 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:23:36,574 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:23:36,574 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:23:36,574 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:23:36,575 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:23:36,575 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:23:36,575 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:23:36,575 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:23:36,575 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:23:36,576 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:23:36,576 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:23:36,576 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:23:36,576 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:23:36,576 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:23:36,576 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:23:36,576 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:23:36,576 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:23:36,577 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 05:23:36,577 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 05:23:36,577 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:23:36,577 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:23:36,577 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:23:36,577 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:23:36,577 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:23:36,578 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:23:36,578 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 05:23:36,578 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:23:36,578 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:23:36,578 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_efb07eb5-00b1-43a2-9fbb-284432fa417e/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 -> 73dc70fc086318c728ead326eb8ef835fee9f9a2 [2018-11-10 05:23:36,602 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:23:36,612 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:23:36,614 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:23:36,615 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:23:36,616 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:23:36,616 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_efb07eb5-00b1-43a2-9fbb-284432fa417e/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1121b_true-unreach-call.c [2018-11-10 05:23:36,663 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_efb07eb5-00b1-43a2-9fbb-284432fa417e/bin-2019/ukojak/data/3c8e02093/e9b32bd3281a427188ceae4d2e2f2c5c/FLAG89151dba3 [2018-11-10 05:23:36,985 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:23:36,985 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_efb07eb5-00b1-43a2-9fbb-284432fa417e/sv-benchmarks/c/float-newlib/float_req_bl_1121b_true-unreach-call.c [2018-11-10 05:23:36,990 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_efb07eb5-00b1-43a2-9fbb-284432fa417e/bin-2019/ukojak/data/3c8e02093/e9b32bd3281a427188ceae4d2e2f2c5c/FLAG89151dba3 [2018-11-10 05:23:37,001 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_efb07eb5-00b1-43a2-9fbb-284432fa417e/bin-2019/ukojak/data/3c8e02093/e9b32bd3281a427188ceae4d2e2f2c5c [2018-11-10 05:23:37,003 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:23:37,004 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:23:37,005 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:23:37,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:23:37,008 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:23:37,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:23:37" (1/1) ... [2018-11-10 05:23:37,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fe532c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:37, skipping insertion in model container [2018-11-10 05:23:37,012 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:23:37" (1/1) ... [2018-11-10 05:23:37,020 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:23:37,039 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:23:37,169 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:23:37,172 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:23:37,194 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:23:37,206 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:23:37,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:37 WrapperNode [2018-11-10 05:23:37,206 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:23:37,207 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:23:37,207 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:23:37,207 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:23:37,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:37" (1/1) ... [2018-11-10 05:23:37,221 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:37" (1/1) ... [2018-11-10 05:23:37,276 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:23:37,276 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:23:37,276 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:23:37,276 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:23:37,282 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:37" (1/1) ... [2018-11-10 05:23:37,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:37" (1/1) ... [2018-11-10 05:23:37,284 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:37" (1/1) ... [2018-11-10 05:23:37,284 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:37" (1/1) ... [2018-11-10 05:23:37,289 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:37" (1/1) ... [2018-11-10 05:23:37,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:37" (1/1) ... [2018-11-10 05:23:37,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:37" (1/1) ... [2018-11-10 05:23:37,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:23:37,296 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:23:37,296 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:23:37,296 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:23:37,297 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_efb07eb5-00b1-43a2-9fbb-284432fa417e/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 [2018-11-10 05:23:37,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-11-10 05:23:37,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-10 05:23:37,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 05:23:37,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 05:23:37,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-10 05:23:37,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:23:37,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:23:37,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 05:23:37,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 05:23:37,833 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:23:37,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:23:37 BoogieIcfgContainer [2018-11-10 05:23:37,834 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:23:37,834 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 05:23:37,834 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 05:23:37,841 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 05:23:37,841 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:23:37" (1/1) ... [2018-11-10 05:23:37,852 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:23:37,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:37,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2018-11-10 05:23:37,876 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2018-11-10 05:23:37,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 05:23:37,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:37,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:37,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:23:37,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:37,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 37 states and 57 transitions. [2018-11-10 05:23:37,959 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2018-11-10 05:23:37,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 05:23:37,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:38,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:23:38,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:23:38,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:23:38,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:23:38,097 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 05:23:38,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 05:23:38 ImpRootNode [2018-11-10 05:23:38,124 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 05:23:38,124 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:23:38,124 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:23:38,125 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:23:38,125 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:23:37" (3/4) ... [2018-11-10 05:23:38,128 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 05:23:38,128 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:23:38,129 INFO L168 Benchmark]: Toolchain (without parser) took 1125.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -92.8 MB). Peak memory consumption was 50.9 MB. Max. memory is 11.5 GB. [2018-11-10 05:23:38,130 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:23:38,131 INFO L168 Benchmark]: CACSL2BoogieTranslator took 201.84 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 946.7 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:23:38,131 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 946.7 MB in the beginning and 1.1 GB in the end (delta: -194.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:23:38,132 INFO L168 Benchmark]: Boogie Preprocessor took 19.62 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:23:38,132 INFO L168 Benchmark]: RCFGBuilder took 537.84 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: 55.8 MB). Peak memory consumption was 55.8 MB. Max. memory is 11.5 GB. [2018-11-10 05:23:38,133 INFO L168 Benchmark]: CodeCheck took 289.90 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: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:23:38,133 INFO L168 Benchmark]: Witness Printer took 3.98 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. [2018-11-10 05:23:38,136 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, 87 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 17 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 61 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, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 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: 122]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 108, overapproximation of someUnaryDOUBLEoperation at line 14, overapproximation of bitwiseAnd at line 30, overapproximation of someUnaryFLOAToperation at line 117, 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, }; [L116] float x = __VERIFIER_nondet_float(); [L117] float y = -0.0f; [L118] CALL, EXPR fmod_float(x, y) [L18] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [one_fmod=1, Zero_fmod={2:0}] [L21] FCALL ieee_float_shape_type gf_u; [L22] FCALL gf_u.value = (x) [L23] EXPR, FCALL gf_u.word [L23] (hx) = gf_u.word [L24] COND FALSE !(0) VAL [one_fmod=1, Zero_fmod={2:0}] [L26] FCALL ieee_float_shape_type gf_u; [L27] FCALL gf_u.value = (y) [L28] EXPR, FCALL gf_u.word [L28] (hy) = gf_u.word [L29] COND FALSE !(0) VAL [one_fmod=1, Zero_fmod={2:0}] [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] RET return (x * y) / (x * y); VAL [one_fmod=1, Zero_fmod={2:0}] [L118] EXPR fmod_float(x, y) [L118] float res = fmod_float(x, y); [L121] CALL, EXPR isnan_float(res) [L108] RET return x != x; [L121] EXPR isnan_float(res) [L121] COND TRUE !isnan_float(res) [L122] __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 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 201.84 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 946.7 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 946.7 MB in the beginning and 1.1 GB in the end (delta: -194.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.62 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 537.84 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: 55.8 MB). Peak memory consumption was 55.8 MB. Max. memory is 11.5 GB. * CodeCheck took 289.90 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: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Witness Printer took 3.98 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. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:23:39,622 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:23:39,623 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:23:39,632 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:23:39,632 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:23:39,633 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:23:39,634 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:23:39,635 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:23:39,636 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:23:39,636 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:23:39,637 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:23:39,637 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:23:39,638 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:23:39,639 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:23:39,639 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:23:39,640 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:23:39,641 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:23:39,642 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:23:39,643 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:23:39,644 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:23:39,645 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:23:39,646 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:23:39,647 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:23:39,647 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:23:39,647 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:23:39,648 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:23:39,649 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:23:39,649 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:23:39,650 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:23:39,651 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:23:39,651 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:23:39,651 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:23:39,652 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:23:39,652 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:23:39,652 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:23:39,653 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:23:39,653 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_efb07eb5-00b1-43a2-9fbb-284432fa417e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 05:23:39,664 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:23:39,664 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:23:39,665 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:23:39,665 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:23:39,665 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:23:39,666 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:23:39,666 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:23:39,666 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:23:39,666 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:23:39,666 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:23:39,666 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:23:39,666 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:23:39,666 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:23:39,667 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 05:23:39,667 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 05:23:39,667 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:23:39,667 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:23:39,667 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:23:39,667 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 05:23:39,667 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 05:23:39,668 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:23:39,668 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:23:39,668 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:23:39,668 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:23:39,668 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:23:39,668 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:23:39,668 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 05:23:39,669 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 05:23:39,669 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:23:39,669 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 05:23:39,669 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 05:23:39,669 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_efb07eb5-00b1-43a2-9fbb-284432fa417e/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 -> 73dc70fc086318c728ead326eb8ef835fee9f9a2 [2018-11-10 05:23:39,701 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:23:39,711 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:23:39,714 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:23:39,715 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:23:39,715 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:23:39,716 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_efb07eb5-00b1-43a2-9fbb-284432fa417e/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1121b_true-unreach-call.c [2018-11-10 05:23:39,764 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_efb07eb5-00b1-43a2-9fbb-284432fa417e/bin-2019/ukojak/data/d197c9642/7bd3c0d71de44c66b907ff9a3d8f9f27/FLAG2efe75c33 [2018-11-10 05:23:40,073 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:23:40,073 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_efb07eb5-00b1-43a2-9fbb-284432fa417e/sv-benchmarks/c/float-newlib/float_req_bl_1121b_true-unreach-call.c [2018-11-10 05:23:40,077 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_efb07eb5-00b1-43a2-9fbb-284432fa417e/bin-2019/ukojak/data/d197c9642/7bd3c0d71de44c66b907ff9a3d8f9f27/FLAG2efe75c33 [2018-11-10 05:23:40,086 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_efb07eb5-00b1-43a2-9fbb-284432fa417e/bin-2019/ukojak/data/d197c9642/7bd3c0d71de44c66b907ff9a3d8f9f27 [2018-11-10 05:23:40,088 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:23:40,089 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:23:40,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:23:40,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:23:40,093 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:23:40,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:23:40" (1/1) ... [2018-11-10 05:23:40,096 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cda1074 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:40, skipping insertion in model container [2018-11-10 05:23:40,096 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:23:40" (1/1) ... [2018-11-10 05:23:40,101 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:23:40,124 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:23:40,279 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:23:40,285 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:23:40,317 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:23:40,336 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:23:40,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:40 WrapperNode [2018-11-10 05:23:40,337 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:23:40,337 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:23:40,337 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:23:40,338 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:23:40,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:40" (1/1) ... [2018-11-10 05:23:40,352 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:40" (1/1) ... [2018-11-10 05:23:40,374 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:23:40,375 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:23:40,375 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:23:40,375 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:23:40,382 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:40" (1/1) ... [2018-11-10 05:23:40,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:40" (1/1) ... [2018-11-10 05:23:40,387 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:40" (1/1) ... [2018-11-10 05:23:40,387 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:40" (1/1) ... [2018-11-10 05:23:40,394 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:40" (1/1) ... [2018-11-10 05:23:40,404 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:40" (1/1) ... [2018-11-10 05:23:40,406 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:40" (1/1) ... [2018-11-10 05:23:40,409 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:23:40,410 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:23:40,410 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:23:40,410 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:23:40,411 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_efb07eb5-00b1-43a2-9fbb-284432fa417e/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 [2018-11-10 05:23:40,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-10 05:23:40,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 05:23:40,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 05:23:40,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-11-10 05:23:40,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:23:40,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:23:40,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-10 05:23:40,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 05:23:40,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 05:23:40,639 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:23:40,646 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:23:40,657 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:23:40,662 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:23:40,672 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:23:40,686 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:23:41,771 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:23:41,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:23:41 BoogieIcfgContainer [2018-11-10 05:23:41,771 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:23:41,772 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 05:23:41,772 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 05:23:41,783 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 05:23:41,783 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:23:41" (1/1) ... [2018-11-10 05:23:41,793 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:23:41,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:41,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2018-11-10 05:23:41,828 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2018-11-10 05:23:41,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 05:23:41,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:41,887 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 05:23:41,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:41,918 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:23:41,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:23:41,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:41,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 37 states and 57 transitions. [2018-11-10 05:23:41,941 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2018-11-10 05:23:41,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 05:23:41,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:41,943 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 05:23:42,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:42,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:23:43,528 WARN L179 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-11-10 05:23:44,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:23:50,053 WARN L179 SmtUtils]: Spent 510.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-11-10 05:24:03,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:03,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2018-11-10 05:24:03,430 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2018-11-10 05:24:03,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 05:24:03,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:03,432 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 05:24:03,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:03,454 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:24:05,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:16,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:16,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2018-11-10 05:24:16,586 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2018-11-10 05:24:16,587 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 05:24:16,587 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2018-11-10 05:24:16,596 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 05:24:17,265 WARN L179 SmtUtils]: Spent 642.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-11-10 05:24:17,275 INFO L582 CodeCheckObserver]: Invariant with dag size 4 [2018-11-10 05:24:17,282 INFO L582 CodeCheckObserver]: Invariant with dag size 9 [2018-11-10 05:24:17,283 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:24:17,284 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:24:17,284 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] [2018-11-10 05:24:17,284 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:24:17,284 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] [2018-11-10 05:24:17,285 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:24:17,285 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:24:17,286 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] [2018-11-10 05:24:17,286 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:24:17,286 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] [2018-11-10 05:24:17,287 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:24:17,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 05:24:17 ImpRootNode [2018-11-10 05:24:17,287 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 05:24:17,288 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:24:17,288 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:24:17,288 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:24:17,289 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:23:41" (3/4) ... [2018-11-10 05:24:17,291 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 05:24:17,301 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 49 nodes and edges [2018-11-10 05:24:17,301 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2018-11-10 05:24:17,301 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-10 05:24:17,302 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 05:24:17,322 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists ULTIMATE.start_fmod_float_~x : C_FLOAT :: ~fp.div~FLOAT(RoundingMode_RNE, ~fp.mul~FLOAT(RoundingMode_RNE, ULTIMATE.start_fmod_float_~x, ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())), ~fp.mul~FLOAT(RoundingMode_RNE, ULTIMATE.start_fmod_float_~x, ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()))) == \result) [2018-11-10 05:24:17,349 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_efb07eb5-00b1-43a2-9fbb-284432fa417e/bin-2019/ukojak/witness.graphml [2018-11-10 05:24:17,349 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:24:17,350 INFO L168 Benchmark]: Toolchain (without parser) took 37260.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 950.8 MB in the beginning and 996.0 MB in the end (delta: -45.1 MB). Peak memory consumption was 106.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:24:17,351 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:24:17,351 INFO L168 Benchmark]: CACSL2BoogieTranslator took 247.33 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 934.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:24:17,351 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.30 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:24:17,351 INFO L168 Benchmark]: Boogie Preprocessor took 34.42 ms. Allocated memory is still 1.0 GB. Free memory was 934.7 MB in the beginning and 929.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:24:17,352 INFO L168 Benchmark]: RCFGBuilder took 1361.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 929.4 MB in the beginning and 1.1 GB in the end (delta: -139.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. [2018-11-10 05:24:17,352 INFO L168 Benchmark]: CodeCheck took 35515.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 996.0 MB in the end (delta: 72.7 MB). Peak memory consumption was 72.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:24:17,352 INFO L168 Benchmark]: Witness Printer took 61.27 ms. Allocated memory is still 1.2 GB. Free memory is still 996.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:24:17,353 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, 87 locations, 1 error locations. SAFE Result, 34.7s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 110 SDtfs, 44 SDslu, 40 SDs, 0 SdLazy, 126 SolverSat, 26 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 25.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 241 GetRequests, 223 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 17.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 26 ConstructedInterpolants, 2 QuantifiedInterpolants, 984 SizeOfPredicates, 13 NumberOfNonLiveVariables, 127 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: 122]: 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 Derived loop invariant: y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 17]: Loop Invariant [2018-11-10 05:24:17,354 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:24:17,354 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:24:17,355 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] [2018-11-10 05:24:17,355 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:24:17,355 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] [2018-11-10 05:24:17,355 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:24:17,355 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:24:17,356 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] [2018-11-10 05:24:17,356 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:24:17,356 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] Derived loop invariant: (\exists ULTIMATE.start_fmod_float_~x : C_FLOAT :: ~fp.div~FLOAT(RoundingMode_RNE, ~fp.mul~FLOAT(RoundingMode_RNE, ULTIMATE.start_fmod_float_~x, ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())), ~fp.mul~FLOAT(RoundingMode_RNE, ULTIMATE.start_fmod_float_~x, ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()))) == \result) - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 247.33 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 934.7 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 37.30 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.42 ms. Allocated memory is still 1.0 GB. Free memory was 934.7 MB in the beginning and 929.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1361.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 929.4 MB in the beginning and 1.1 GB in the end (delta: -139.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. * CodeCheck took 35515.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 996.0 MB in the end (delta: 72.7 MB). Peak memory consumption was 72.7 MB. Max. memory is 11.5 GB. * Witness Printer took 61.27 ms. Allocated memory is still 1.2 GB. Free memory is still 996.0 MB. There was no memory consumed. 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 RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] RESULT: Ultimate proved your program to be correct! Received shutdown request...