./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0620b_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_73782a96-face-4204-9b70-d3c5d1061b53/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_73782a96-face-4204-9b70-d3c5d1061b53/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_73782a96-face-4204-9b70-d3c5d1061b53/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_73782a96-face-4204-9b70-d3c5d1061b53/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0620b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_73782a96-face-4204-9b70-d3c5d1061b53/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_73782a96-face-4204-9b70-d3c5d1061b53/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 fd8280e6c85ab06c5ea4e924d9eaa3661cb56ac8 ............................................................................................................................................................................................................................................................... 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_73782a96-face-4204-9b70-d3c5d1061b53/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_73782a96-face-4204-9b70-d3c5d1061b53/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_73782a96-face-4204-9b70-d3c5d1061b53/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_73782a96-face-4204-9b70-d3c5d1061b53/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0620b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_73782a96-face-4204-9b70-d3c5d1061b53/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_73782a96-face-4204-9b70-d3c5d1061b53/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 fd8280e6c85ab06c5ea4e924d9eaa3661cb56ac8 ........................................................................................................................................................................................................................................................................................................................................ 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 07:42:04,937 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 07:42:04,938 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 07:42:04,944 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 07:42:04,944 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 07:42:04,945 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 07:42:04,946 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 07:42:04,946 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 07:42:04,947 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 07:42:04,947 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 07:42:04,948 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 07:42:04,948 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 07:42:04,948 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 07:42:04,949 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 07:42:04,949 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 07:42:04,950 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 07:42:04,950 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 07:42:04,951 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 07:42:04,952 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 07:42:04,953 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 07:42:04,953 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 07:42:04,954 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 07:42:04,955 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 07:42:04,955 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 07:42:04,955 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 07:42:04,956 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 07:42:04,956 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 07:42:04,957 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 07:42:04,957 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 07:42:04,958 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 07:42:04,958 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 07:42:04,958 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 07:42:04,958 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 07:42:04,959 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 07:42:04,959 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 07:42:04,959 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 07:42:04,960 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_73782a96-face-4204-9b70-d3c5d1061b53/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 07:42:04,967 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 07:42:04,967 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 07:42:04,967 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 07:42:04,968 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 07:42:04,968 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 07:42:04,968 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 07:42:04,968 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 07:42:04,968 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 07:42:04,968 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 07:42:04,968 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 07:42:04,969 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 07:42:04,969 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 07:42:04,969 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 07:42:04,969 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 07:42:04,969 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 07:42:04,969 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 07:42:04,969 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 07:42:04,969 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 07:42:04,969 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 07:42:04,969 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 07:42:04,969 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 07:42:04,970 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 07:42:04,970 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 07:42:04,970 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 07:42:04,970 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 07:42:04,970 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 07:42:04,970 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 07:42:04,970 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 07:42:04,970 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 07:42:04,970 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_73782a96-face-4204-9b70-d3c5d1061b53/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 -> fd8280e6c85ab06c5ea4e924d9eaa3661cb56ac8 [2018-12-02 07:42:04,987 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 07:42:04,995 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 07:42:04,998 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 07:42:04,999 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 07:42:04,999 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 07:42:05,000 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_73782a96-face-4204-9b70-d3c5d1061b53/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0620b_true-unreach-call.c [2018-12-02 07:42:05,046 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_73782a96-face-4204-9b70-d3c5d1061b53/bin-2019/ukojak/data/33ccc6c91/54082142885a461dbe714cbf8a28322a/FLAG70026ff4d [2018-12-02 07:42:05,446 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 07:42:05,446 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_73782a96-face-4204-9b70-d3c5d1061b53/sv-benchmarks/c/float-newlib/float_req_bl_0620b_true-unreach-call.c [2018-12-02 07:42:05,450 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_73782a96-face-4204-9b70-d3c5d1061b53/bin-2019/ukojak/data/33ccc6c91/54082142885a461dbe714cbf8a28322a/FLAG70026ff4d [2018-12-02 07:42:05,458 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_73782a96-face-4204-9b70-d3c5d1061b53/bin-2019/ukojak/data/33ccc6c91/54082142885a461dbe714cbf8a28322a [2018-12-02 07:42:05,460 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 07:42:05,461 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 07:42:05,461 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 07:42:05,461 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 07:42:05,463 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 07:42:05,463 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:42:05" (1/1) ... [2018-12-02 07:42:05,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b1a052f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:05, skipping insertion in model container [2018-12-02 07:42:05,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:42:05" (1/1) ... [2018-12-02 07:42:05,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 07:42:05,486 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 07:42:05,595 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 07:42:05,599 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 07:42:05,650 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 07:42:05,664 INFO L195 MainTranslator]: Completed translation [2018-12-02 07:42:05,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:05 WrapperNode [2018-12-02 07:42:05,665 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 07:42:05,665 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 07:42:05,665 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 07:42:05,665 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 07:42:05,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:05" (1/1) ... [2018-12-02 07:42:05,677 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:05" (1/1) ... [2018-12-02 07:42:05,692 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 07:42:05,693 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 07:42:05,693 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 07:42:05,693 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 07:42:05,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:05" (1/1) ... [2018-12-02 07:42:05,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:05" (1/1) ... [2018-12-02 07:42:05,700 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:05" (1/1) ... [2018-12-02 07:42:05,700 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:05" (1/1) ... [2018-12-02 07:42:05,706 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:05" (1/1) ... [2018-12-02 07:42:05,710 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:05" (1/1) ... [2018-12-02 07:42:05,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:05" (1/1) ... [2018-12-02 07:42:05,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 07:42:05,713 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 07:42:05,713 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 07:42:05,713 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 07:42:05,713 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_73782a96-face-4204-9b70-d3c5d1061b53/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 07:42:05,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 07:42:05,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 07:42:05,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 07:42:05,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 07:42:05,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 07:42:05,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 07:42:05,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 07:42:05,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-02 07:42:05,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 07:42:06,018 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 07:42:06,018 INFO L280 CfgBuilder]: Removed 18 assue(true) statements. [2018-12-02 07:42:06,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:42:06 BoogieIcfgContainer [2018-12-02 07:42:06,019 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 07:42:06,019 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 07:42:06,019 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 07:42:06,028 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 07:42:06,029 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:42:06" (1/1) ... [2018-12-02 07:42:06,035 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:42:06,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:42:06,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 25 states and 38 transitions. [2018-12-02 07:42:06,057 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2018-12-02 07:42:06,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 07:42:06,059 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:42:06,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:42:06,129 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 07:42:06,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:42:06,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2018-12-02 07:42:06,135 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2018-12-02 07:42:06,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 07:42:06,135 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:42:06,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:42:06,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:42:06,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:42:06,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:42:06,227 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 07:42:06,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 07:42:06 ImpRootNode [2018-12-02 07:42:06,248 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 07:42:06,248 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 07:42:06,248 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 07:42:06,249 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 07:42:06,249 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:42:06" (3/4) ... [2018-12-02 07:42:06,251 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 07:42:06,251 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 07:42:06,252 INFO L168 Benchmark]: Toolchain (without parser) took 791.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -97.1 MB). Peak memory consumption was 40.8 MB. Max. memory is 11.5 GB. [2018-12-02 07:42:06,253 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 07:42:06,253 INFO L168 Benchmark]: CACSL2BoogieTranslator took 203.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -173.5 MB). Peak memory consumption was 29.2 MB. Max. memory is 11.5 GB. [2018-12-02 07:42:06,253 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.31 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 07:42:06,254 INFO L168 Benchmark]: Boogie Preprocessor took 19.95 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 07:42:06,254 INFO L168 Benchmark]: RCFGBuilder took 305.97 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: 38.8 MB). Peak memory consumption was 38.8 MB. Max. memory is 11.5 GB. [2018-12-02 07:42:06,254 INFO L168 Benchmark]: CodeCheck took 229.08 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: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-12-02 07:42:06,255 INFO L168 Benchmark]: Witness Printer took 2.87 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 07:42:06,256 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, 37 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 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, 17 NumberOfCodeBlocks, 17 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: 142]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 141, overapproximation of someUnaryDOUBLEoperation at line 44, overapproximation of bitwiseAnd at line 62, overapproximation of someUnaryFLOAToperation at line 137, overapproximation of someBinaryArithmeticFLOAToperation at line 65. Possible FailurePath: [L12] static const float huge_floor = 1.0e30; [L29-L34] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L36-L41] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L43-L47] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L49-L51] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L137] float x = -0.0f; [L54] float w, s1, s2, z; [L55] __int32_t ix, hx, id; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L58] ieee_float_shape_type gf_u; [L59] gf_u.value = (x) [L60] EXPR gf_u.word [L60] (hx) = gf_u.word [L62] ix = hx & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L63] COND TRUE ix >= 0x50800000 [L64] COND FALSE !(((ix) > 0x7f800000L)) [L66] COND FALSE !(hx > 0) [L69] EXPR atanhi_atan[3] [L69] EXPR atanlo_atan[3] [L69] return -atanhi_atan[3] - atanlo_atan[3]; [L138] float res = atan_float(x); [L141] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L141] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L142] __VERIFIER_error() VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 203.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -173.5 MB). Peak memory consumption was 29.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.31 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.95 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. * RCFGBuilder took 305.97 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: 38.8 MB). Peak memory consumption was 38.8 MB. Max. memory is 11.5 GB. * CodeCheck took 229.08 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: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Witness Printer took 2.87 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 0.1.23-635dfa2 [2018-12-02 07:42:07,569 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 07:42:07,570 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 07:42:07,578 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 07:42:07,578 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 07:42:07,579 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 07:42:07,579 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 07:42:07,580 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 07:42:07,581 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 07:42:07,582 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 07:42:07,582 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 07:42:07,582 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 07:42:07,583 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 07:42:07,584 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 07:42:07,584 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 07:42:07,585 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 07:42:07,585 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 07:42:07,586 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 07:42:07,587 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 07:42:07,588 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 07:42:07,589 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 07:42:07,589 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 07:42:07,591 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 07:42:07,591 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 07:42:07,591 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 07:42:07,592 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 07:42:07,592 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 07:42:07,593 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 07:42:07,593 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 07:42:07,594 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 07:42:07,594 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 07:42:07,595 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 07:42:07,595 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 07:42:07,595 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 07:42:07,596 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 07:42:07,596 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 07:42:07,596 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_73782a96-face-4204-9b70-d3c5d1061b53/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 07:42:07,606 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 07:42:07,607 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 07:42:07,607 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 07:42:07,607 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 07:42:07,608 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 07:42:07,608 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 07:42:07,608 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 07:42:07,608 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 07:42:07,609 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 07:42:07,609 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 07:42:07,609 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 07:42:07,609 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 07:42:07,609 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 07:42:07,609 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 07:42:07,609 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 07:42:07,610 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 07:42:07,610 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 07:42:07,610 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 07:42:07,610 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 07:42:07,610 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 07:42:07,610 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 07:42:07,611 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 07:42:07,611 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 07:42:07,611 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 07:42:07,611 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 07:42:07,611 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 07:42:07,611 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 07:42:07,611 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 07:42:07,612 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 07:42:07,612 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 07:42:07,612 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 07:42:07,612 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 07:42:07,612 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_73782a96-face-4204-9b70-d3c5d1061b53/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 -> fd8280e6c85ab06c5ea4e924d9eaa3661cb56ac8 [2018-12-02 07:42:07,637 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 07:42:07,647 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 07:42:07,649 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 07:42:07,651 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 07:42:07,651 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 07:42:07,652 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_73782a96-face-4204-9b70-d3c5d1061b53/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0620b_true-unreach-call.c [2018-12-02 07:42:07,690 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_73782a96-face-4204-9b70-d3c5d1061b53/bin-2019/ukojak/data/c6538f4dd/0c186c0c445c4d77a040e01f1eeeeaaf/FLAG371a3a228 [2018-12-02 07:42:08,104 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 07:42:08,105 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_73782a96-face-4204-9b70-d3c5d1061b53/sv-benchmarks/c/float-newlib/float_req_bl_0620b_true-unreach-call.c [2018-12-02 07:42:08,109 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_73782a96-face-4204-9b70-d3c5d1061b53/bin-2019/ukojak/data/c6538f4dd/0c186c0c445c4d77a040e01f1eeeeaaf/FLAG371a3a228 [2018-12-02 07:42:08,117 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_73782a96-face-4204-9b70-d3c5d1061b53/bin-2019/ukojak/data/c6538f4dd/0c186c0c445c4d77a040e01f1eeeeaaf [2018-12-02 07:42:08,119 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 07:42:08,120 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 07:42:08,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 07:42:08,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 07:42:08,122 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 07:42:08,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:42:08" (1/1) ... [2018-12-02 07:42:08,125 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dc28ced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:08, skipping insertion in model container [2018-12-02 07:42:08,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:42:08" (1/1) ... [2018-12-02 07:42:08,129 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 07:42:08,140 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 07:42:08,249 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 07:42:08,255 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 07:42:08,283 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 07:42:08,301 INFO L195 MainTranslator]: Completed translation [2018-12-02 07:42:08,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:08 WrapperNode [2018-12-02 07:42:08,301 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 07:42:08,302 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 07:42:08,302 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 07:42:08,302 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 07:42:08,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:08" (1/1) ... [2018-12-02 07:42:08,315 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:08" (1/1) ... [2018-12-02 07:42:08,360 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 07:42:08,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 07:42:08,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 07:42:08,361 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 07:42:08,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:08" (1/1) ... [2018-12-02 07:42:08,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:08" (1/1) ... [2018-12-02 07:42:08,370 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:08" (1/1) ... [2018-12-02 07:42:08,370 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:08" (1/1) ... [2018-12-02 07:42:08,377 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:08" (1/1) ... [2018-12-02 07:42:08,381 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:08" (1/1) ... [2018-12-02 07:42:08,382 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:08" (1/1) ... [2018-12-02 07:42:08,384 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 07:42:08,385 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 07:42:08,385 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 07:42:08,385 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 07:42:08,385 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_73782a96-face-4204-9b70-d3c5d1061b53/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 07:42:08,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-02 07:42:08,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-02 07:42:08,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 07:42:08,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 07:42:08,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 07:42:08,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 07:42:08,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-02 07:42:08,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 07:42:08,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 07:42:08,548 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 07:42:08,571 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 07:42:08,838 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 07:42:23,867 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 07:44:04,613 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 07:44:04,614 INFO L280 CfgBuilder]: Removed 18 assue(true) statements. [2018-12-02 07:44:04,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:44:04 BoogieIcfgContainer [2018-12-02 07:44:04,614 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 07:44:04,615 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 07:44:04,615 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 07:44:04,622 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 07:44:04,622 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:44:04" (1/1) ... [2018-12-02 07:44:04,629 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:44:04,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:44:04,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 25 states and 38 transitions. [2018-12-02 07:44:04,650 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2018-12-02 07:44:04,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 07:44:04,651 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:44:04,685 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 07:44:04,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:44:04,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:44:04,724 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 07:44:04,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:44:04,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2018-12-02 07:44:04,731 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2018-12-02 07:44:04,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 07:44:04,731 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:44:04,732 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 07:44:04,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:44:04,772 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:44:04,819 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 07:44:04,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:44:04,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2018-12-02 07:44:04,976 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2018-12-02 07:44:04,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 07:44:04,976 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:44:04,977 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 07:44:05,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:44:05,013 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:44:05,059 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 07:44:27,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:44:27,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2018-12-02 07:44:27,351 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2018-12-02 07:44:27,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 07:44:27,351 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:44:27,352 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 07:44:27,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:44:27,882 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:44:27,909 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 07:44:28,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:44:28,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2018-12-02 07:44:28,015 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2018-12-02 07:44:28,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 07:44:28,015 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:44:28,016 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 07:44:28,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:44:28,046 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:44:28,047 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 07:44:28,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:44:28,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2018-12-02 07:44:28,049 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2018-12-02 07:44:28,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 07:44:28,049 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:44:28,050 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 07:44:28,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:44:28,582 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:44:28,641 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 07:44:29,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:44:29,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 18 states and 17 transitions. [2018-12-02 07:44:29,549 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 17 transitions. [2018-12-02 07:44:29,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 07:44:29,549 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:44:29,550 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 07:44:29,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:44:29,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:44:29,762 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 07:44:30,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:44:30,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 16 states and 15 transitions. [2018-12-02 07:44:30,341 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2018-12-02 07:44:30,341 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 07:44:30,342 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-12-02 07:44:30,349 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 07:44:30,501 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 07:44:30,504 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-02 07:44:30,510 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-02 07:44:30,510 INFO L583 CodeCheckObserver]: Invariant with dag size 16 [2018-12-02 07:44:30,511 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:44:30,512 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:44:30,512 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:44:30,512 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:44:30,513 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:44:30,513 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:44:30,514 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:44:30,522 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:44:30,523 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-02 07:44:30,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 07:44:30 ImpRootNode [2018-12-02 07:44:30,524 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 07:44:30,525 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 07:44:30,525 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 07:44:30,525 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 07:44:30,526 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:44:04" (3/4) ... [2018-12-02 07:44:30,530 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 07:44:30,539 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-12-02 07:44:30,539 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-02 07:44:30,555 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2018-12-02 07:44:30,579 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_73782a96-face-4204-9b70-d3c5d1061b53/bin-2019/ukojak/witness.graphml [2018-12-02 07:44:30,580 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 07:44:30,580 INFO L168 Benchmark]: Toolchain (without parser) took 142460.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -161.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 07:44:30,581 INFO L168 Benchmark]: CDTParser took 0.17 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 07:44:30,581 INFO L168 Benchmark]: CACSL2BoogieTranslator took 181.21 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-02 07:44:30,581 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -192.5 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. [2018-12-02 07:44:30,581 INFO L168 Benchmark]: Boogie Preprocessor took 23.60 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-02 07:44:30,582 INFO L168 Benchmark]: RCFGBuilder took 116229.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 67.2 MB). Peak memory consumption was 67.2 MB. Max. memory is 11.5 GB. [2018-12-02 07:44:30,582 INFO L168 Benchmark]: CodeCheck took 25909.54 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -3.7 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -69.0 MB). Peak memory consumption was 259.7 MB. Max. memory is 11.5 GB. [2018-12-02 07:44:30,582 INFO L168 Benchmark]: Witness Printer took 55.13 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: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. [2018-12-02 07:44:30,584 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, 37 locations, 1 error locations. SAFE Result, 25.7s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1332 SDtfs, 598 SDslu, 404 SDs, 0 SdLazy, 2100 SolverSat, 538 SolverUnsat, 64 SolverUnknown, 0 SolverNotchecked, 105.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 693 GetRequests, 649 SyntacticMatches, 2 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 435 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 85 NumberOfCodeBlocks, 85 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 78 ConstructedInterpolants, 4 QuantifiedInterpolants, 4610 SizeOfPredicates, 31 NumberOfNonLiveVariables, 461 ConjunctsInSsa, 47 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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: 142]: 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: 129]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 57]: Loop Invariant [2018-12-02 07:44:30,585 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:44:30,586 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:44:30,586 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:44:30,586 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:44:30,586 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:44:30,586 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:44:30,586 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:44:30,587 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E30)) == huge_atan && one_atan == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 181.21 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 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 58.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -192.5 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.60 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 116229.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 67.2 MB). Peak memory consumption was 67.2 MB. Max. memory is 11.5 GB. * CodeCheck took 25909.54 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -3.7 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -69.0 MB). Peak memory consumption was 259.7 MB. Max. memory is 11.5 GB. * Witness Printer took 55.13 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: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! Received shutdown request...