./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1121b_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_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1121b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/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 1c6c05365b181d4eacf1f0a2b19f094d722c4a6a ................................................................................................................................................................................................................................................. 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_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1121b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/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 1c6c05365b181d4eacf1f0a2b19f094d722c4a6a ................................................................................................................................................................................................................................................................................................................................... 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 23:44:51,090 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 23:44:51,091 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 23:44:51,100 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 23:44:51,100 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 23:44:51,101 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 23:44:51,101 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 23:44:51,103 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 23:44:51,104 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 23:44:51,104 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 23:44:51,105 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 23:44:51,105 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 23:44:51,106 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 23:44:51,107 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 23:44:51,107 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 23:44:51,108 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 23:44:51,108 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 23:44:51,110 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 23:44:51,111 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 23:44:51,112 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 23:44:51,113 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 23:44:51,114 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 23:44:51,115 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 23:44:51,115 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 23:44:51,116 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 23:44:51,116 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 23:44:51,117 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 23:44:51,118 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 23:44:51,118 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 23:44:51,119 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 23:44:51,119 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 23:44:51,120 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 23:44:51,120 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 23:44:51,120 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 23:44:51,121 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 23:44:51,121 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 23:44:51,122 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 23:44:51,132 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 23:44:51,133 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 23:44:51,133 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 23:44:51,133 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 23:44:51,134 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 23:44:51,134 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 23:44:51,134 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 23:44:51,134 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 23:44:51,134 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 23:44:51,134 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 23:44:51,135 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 23:44:51,135 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 23:44:51,135 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 23:44:51,135 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 23:44:51,135 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 23:44:51,135 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 23:44:51,135 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 23:44:51,135 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 23:44:51,135 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 23:44:51,136 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 23:44:51,136 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 23:44:51,136 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 23:44:51,136 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 23:44:51,136 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 23:44:51,136 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 23:44:51,136 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 23:44:51,136 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 23:44:51,136 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 23:44:51,136 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 23:44:51,136 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_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/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 -> 1c6c05365b181d4eacf1f0a2b19f094d722c4a6a [2018-12-02 23:44:51,158 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 23:44:51,165 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 23:44:51,167 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 23:44:51,168 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 23:44:51,168 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 23:44:51,168 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1121b_true-unreach-call.c [2018-12-02 23:44:51,202 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/bin-2019/ukojak/data/8096828ca/6044e1120c224e75a30e8f08b3a9482a/FLAGe2569e568 [2018-12-02 23:44:51,586 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 23:44:51,586 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/sv-benchmarks/c/float-newlib/double_req_bl_1121b_true-unreach-call.c [2018-12-02 23:44:51,590 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/bin-2019/ukojak/data/8096828ca/6044e1120c224e75a30e8f08b3a9482a/FLAGe2569e568 [2018-12-02 23:44:51,598 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/bin-2019/ukojak/data/8096828ca/6044e1120c224e75a30e8f08b3a9482a [2018-12-02 23:44:51,600 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 23:44:51,600 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 23:44:51,601 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 23:44:51,601 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 23:44:51,603 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 23:44:51,603 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:44:51" (1/1) ... [2018-12-02 23:44:51,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15319f4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:51, skipping insertion in model container [2018-12-02 23:44:51,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:44:51" (1/1) ... [2018-12-02 23:44:51,610 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 23:44:51,622 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 23:44:51,741 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 23:44:51,744 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 23:44:51,800 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 23:44:51,813 INFO L195 MainTranslator]: Completed translation [2018-12-02 23:44:51,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:51 WrapperNode [2018-12-02 23:44:51,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 23:44:51,814 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 23:44:51,814 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 23:44:51,814 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 23:44:51,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:51" (1/1) ... [2018-12-02 23:44:51,830 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:51" (1/1) ... [2018-12-02 23:44:51,850 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 23:44:51,851 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 23:44:51,851 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 23:44:51,851 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 23:44:51,857 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:51" (1/1) ... [2018-12-02 23:44:51,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:51" (1/1) ... [2018-12-02 23:44:51,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:51" (1/1) ... [2018-12-02 23:44:51,859 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:51" (1/1) ... [2018-12-02 23:44:51,865 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:51" (1/1) ... [2018-12-02 23:44:51,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:51" (1/1) ... [2018-12-02 23:44:51,871 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:51" (1/1) ... [2018-12-02 23:44:51,872 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 23:44:51,873 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 23:44:51,873 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 23:44:51,873 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 23:44:51,873 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/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 23:44:51,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 23:44:51,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 23:44:51,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 23:44:51,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 23:44:51,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 23:44:51,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 23:44:51,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 23:44:51,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-02 23:44:51,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 23:44:52,261 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 23:44:52,261 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-02 23:44:52,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:44:52 BoogieIcfgContainer [2018-12-02 23:44:52,261 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 23:44:52,261 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 23:44:52,262 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 23:44:52,268 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 23:44:52,268 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:44:52" (1/1) ... [2018-12-02 23:44:52,275 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:44:52,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:44:52,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 39 states and 66 transitions. [2018-12-02 23:44:52,301 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 66 transitions. [2018-12-02 23:44:52,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 23:44:52,302 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:44:52,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:44:52,370 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 23:44:52,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:44:52,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 39 states and 61 transitions. [2018-12-02 23:44:52,376 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 61 transitions. [2018-12-02 23:44:52,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 23:44:52,376 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:44:52,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 23:44:52,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 23:44:52,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 23:44:52,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 23:44:52,483 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 23:44:52,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:44:52 ImpRootNode [2018-12-02 23:44:52,503 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 23:44:52,503 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 23:44:52,504 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 23:44:52,504 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 23:44:52,504 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:44:52" (3/4) ... [2018-12-02 23:44:52,506 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 23:44:52,506 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 23:44:52,507 INFO L168 Benchmark]: Toolchain (without parser) took 907.05 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 962.4 MB in the beginning and 1.0 GB in the end (delta: -40.5 MB). Peak memory consumption was 62.2 MB. Max. memory is 11.5 GB. [2018-12-02 23:44:52,508 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 23:44:52,508 INFO L168 Benchmark]: CACSL2BoogieTranslator took 212.43 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 962.4 MB in the beginning and 1.1 GB in the end (delta: -135.4 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. [2018-12-02 23:44:52,509 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.04 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 23:44:52,509 INFO L168 Benchmark]: Boogie Preprocessor took 21.86 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 23:44:52,509 INFO L168 Benchmark]: RCFGBuilder took 388.46 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. [2018-12-02 23:44:52,509 INFO L168 Benchmark]: CodeCheck took 241.84 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-12-02 23:44:52,510 INFO L168 Benchmark]: Witness Printer took 3.05 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 23:44:52,511 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, 55 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: 175]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 44, overapproximation of someUnaryDOUBLEoperation at line 20, overapproximation of bitwiseAnd at line 39, overapproximation of someBinaryArithmeticDOUBLEoperation at line 45, overapproximation of someBinaryDOUBLEComparisonOperation at line 16, overapproximation of bitwiseXor at line 40. Possible FailurePath: [L18-L21] static const double one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L169] double x = __VERIFIER_nondet_double(); [L170] double y = -0.0; [L24] __int32_t n, hx, hy, hz, ix, iy, sx, i; [L25] __uint32_t lx, ly, lz; VAL [one_fmod=1, Zero_fmod={2:0}] [L28] ieee_double_shape_type ew_u; [L29] ew_u.value = (x) [L30] EXPR ew_u.parts.msw [L30] (hx) = ew_u.parts.msw [L31] EXPR ew_u.parts.lsw [L31] (lx) = ew_u.parts.lsw [L34] ieee_double_shape_type ew_u; [L35] ew_u.value = (y) [L36] EXPR ew_u.parts.msw [L36] (hy) = ew_u.parts.msw [L37] EXPR ew_u.parts.lsw [L37] (ly) = ew_u.parts.lsw [L39] sx = hx & 0x80000000 [L40] hx ^= sx [L41] hy &= 0x7fffffff VAL [one_fmod=1, Zero_fmod={2:0}] [L43-L44] COND TRUE (hy | ly) == 0 || (hx >= 0x7ff00000) || ((hy | ((ly | -ly) >> 31)) > 0x7ff00000) [L45] return (x * y) / (x * y); VAL [one_fmod=1, Zero_fmod={2:0}] [L171] double res = fmod_double(x, y); [L16] return x != x; [L174] COND TRUE !isnan_double(res) [L175] __VERIFIER_error() VAL [one_fmod=1, Zero_fmod={2:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 212.43 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 962.4 MB in the beginning and 1.1 GB in the end (delta: -135.4 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.04 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.86 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 388.46 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. * CodeCheck took 241.84 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Witness Printer took 3.05 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-02 23:44:53,853 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 23:44:53,854 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 23:44:53,860 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 23:44:53,860 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 23:44:53,860 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 23:44:53,861 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 23:44:53,862 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 23:44:53,863 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 23:44:53,863 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 23:44:53,863 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 23:44:53,864 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 23:44:53,864 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 23:44:53,864 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 23:44:53,865 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 23:44:53,865 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 23:44:53,866 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 23:44:53,867 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 23:44:53,868 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 23:44:53,868 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 23:44:53,869 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 23:44:53,870 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 23:44:53,872 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 23:44:53,872 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 23:44:53,872 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 23:44:53,872 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 23:44:53,873 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 23:44:53,873 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 23:44:53,874 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 23:44:53,875 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 23:44:53,875 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 23:44:53,875 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 23:44:53,875 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 23:44:53,876 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 23:44:53,876 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 23:44:53,877 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 23:44:53,877 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 23:44:53,887 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 23:44:53,887 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 23:44:53,888 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 23:44:53,888 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 23:44:53,888 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 23:44:53,888 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 23:44:53,889 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 23:44:53,889 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 23:44:53,889 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 23:44:53,889 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 23:44:53,889 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 23:44:53,889 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 23:44:53,890 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 23:44:53,890 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 23:44:53,890 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 23:44:53,890 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 23:44:53,890 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 23:44:53,890 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 23:44:53,890 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 23:44:53,891 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 23:44:53,891 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 23:44:53,891 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 23:44:53,891 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 23:44:53,891 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 23:44:53,892 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 23:44:53,892 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 23:44:53,892 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 23:44:53,892 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 23:44:53,892 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 23:44:53,892 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 23:44:53,892 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 23:44:53,892 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 23:44:53,893 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_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/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 -> 1c6c05365b181d4eacf1f0a2b19f094d722c4a6a [2018-12-02 23:44:53,916 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 23:44:53,923 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 23:44:53,926 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 23:44:53,926 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 23:44:53,927 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 23:44:53,927 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1121b_true-unreach-call.c [2018-12-02 23:44:53,961 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/bin-2019/ukojak/data/330188832/a31057ee97324015bc7e6ac3046e9117/FLAGf853f4d67 [2018-12-02 23:44:54,375 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 23:44:54,375 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/sv-benchmarks/c/float-newlib/double_req_bl_1121b_true-unreach-call.c [2018-12-02 23:44:54,379 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/bin-2019/ukojak/data/330188832/a31057ee97324015bc7e6ac3046e9117/FLAGf853f4d67 [2018-12-02 23:44:54,387 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/bin-2019/ukojak/data/330188832/a31057ee97324015bc7e6ac3046e9117 [2018-12-02 23:44:54,389 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 23:44:54,390 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 23:44:54,390 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 23:44:54,390 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 23:44:54,392 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 23:44:54,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:44:54" (1/1) ... [2018-12-02 23:44:54,394 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f98f186 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:54, skipping insertion in model container [2018-12-02 23:44:54,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:44:54" (1/1) ... [2018-12-02 23:44:54,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 23:44:54,411 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 23:44:54,525 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 23:44:54,529 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 23:44:54,559 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 23:44:54,575 INFO L195 MainTranslator]: Completed translation [2018-12-02 23:44:54,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:54 WrapperNode [2018-12-02 23:44:54,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 23:44:54,576 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 23:44:54,577 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 23:44:54,577 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 23:44:54,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:54" (1/1) ... [2018-12-02 23:44:54,623 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:54" (1/1) ... [2018-12-02 23:44:54,640 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 23:44:54,640 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 23:44:54,640 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 23:44:54,640 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 23:44:54,646 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:54" (1/1) ... [2018-12-02 23:44:54,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:54" (1/1) ... [2018-12-02 23:44:54,648 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:54" (1/1) ... [2018-12-02 23:44:54,648 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:54" (1/1) ... [2018-12-02 23:44:54,655 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:54" (1/1) ... [2018-12-02 23:44:54,660 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:54" (1/1) ... [2018-12-02 23:44:54,661 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:54" (1/1) ... [2018-12-02 23:44:54,663 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 23:44:54,663 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 23:44:54,663 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 23:44:54,663 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 23:44:54,664 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/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 23:44:54,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-02 23:44:54,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-02 23:44:54,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2018-12-02 23:44:54,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 23:44:54,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 23:44:54,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 23:44:54,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 23:44:54,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 23:44:54,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 23:44:54,791 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 23:44:54,837 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 23:44:54,900 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 23:45:02,844 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 23:45:02,844 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-02 23:45:02,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:45:02 BoogieIcfgContainer [2018-12-02 23:45:02,845 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 23:45:02,845 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 23:45:02,845 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 23:45:02,851 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 23:45:02,851 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:45:02" (1/1) ... [2018-12-02 23:45:02,858 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:45:02,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:45:02,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 39 states and 66 transitions. [2018-12-02 23:45:02,878 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 66 transitions. [2018-12-02 23:45:02,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 23:45:02,880 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:45:02,913 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 23:45:02,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:45:02,933 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 23:45:02,941 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 23:45:02,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:45:02,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 39 states and 61 transitions. [2018-12-02 23:45:02,947 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 61 transitions. [2018-12-02 23:45:02,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 23:45:02,947 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:45:02,948 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 23:45:06,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:45:06,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 23:45:14,592 WARN L180 SmtUtils]: Spent 2.29 s on a formula simplification that was a NOOP. DAG size: 9 [2018-12-02 23:45:19,128 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 23:45:45,931 WARN L180 SmtUtils]: Spent 2.13 s on a formula simplification that was a NOOP. DAG size: 10 [2018-12-02 23:46:58,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:46:58,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 68 transitions. [2018-12-02 23:46:58,817 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 68 transitions. [2018-12-02 23:46:58,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 23:46:58,817 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:46:58,818 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 23:46:58,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:46:58,850 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 23:46:58,867 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 23:46:58,869 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 23:46:58,869 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 23:46:58,870 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 23:46:58,874 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 98 [2018-12-02 23:46:58,987 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 31 [2018-12-02 23:46:58,995 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 23:46:58,995 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 23:46:58,997 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 3 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 79 [2018-12-02 23:46:58,998 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-02 23:46:59,026 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2018-12-02 23:46:59,050 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 23:46:59,051 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 16 [2018-12-02 23:46:59,051 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-02 23:46:59,061 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 23:46:59,078 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 24 [2018-12-02 23:46:59,083 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 23:46:59,083 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 16 [2018-12-02 23:46:59,084 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-02 23:46:59,091 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 23:46:59,099 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-02 23:46:59,112 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-12-02 23:46:59,113 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:83, output treesize:29 [2018-12-02 23:47:11,804 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 23:48:26,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:48:26,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2018-12-02 23:48:26,127 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2018-12-02 23:48:26,128 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 23:48:26,128 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2018-12-02 23:48:26,135 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 23:48:32,788 WARN L180 SmtUtils]: Spent 6.63 s on a formula simplification that was a NOOP. DAG size: 9 [2018-12-02 23:48:32,823 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-02 23:48:32,826 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 23:48:32,827 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 23:48:32,827 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~x,QUANTIFIED] [2018-12-02 23:48:32,827 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 23:48:32,827 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~x,QUANTIFIED] [2018-12-02 23:48:32,829 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 23:48:32,830 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 23:48:32,830 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~x,QUANTIFIED] [2018-12-02 23:48:32,830 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 23:48:32,830 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~x,QUANTIFIED] [2018-12-02 23:48:32,831 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 23:48:32,831 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-02 23:48:32,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:48:32 ImpRootNode [2018-12-02 23:48:32,832 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 23:48:32,832 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 23:48:32,832 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 23:48:32,832 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 23:48:32,833 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:45:02" (3/4) ... [2018-12-02 23:48:32,836 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 23:48:32,842 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-02 23:48:32,842 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-02 23:48:32,868 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_62ec3e90-e6f7-4862-b2d0-7788ab2be01a/bin-2019/ukojak/witness.graphml [2018-12-02 23:48:32,868 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 23:48:32,869 INFO L168 Benchmark]: Toolchain (without parser) took 218479.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 943.4 MB in the beginning and 935.7 MB in the end (delta: 7.7 MB). Peak memory consumption was 142.4 MB. Max. memory is 11.5 GB. [2018-12-02 23:48:32,869 INFO L168 Benchmark]: CDTParser took 0.12 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 23:48:32,869 INFO L168 Benchmark]: CACSL2BoogieTranslator took 186.09 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-02 23:48:32,869 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -195.1 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. [2018-12-02 23:48:32,870 INFO L168 Benchmark]: Boogie Preprocessor took 23.35 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 23:48:32,870 INFO L168 Benchmark]: RCFGBuilder took 8181.36 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: 61.4 MB). Peak memory consumption was 61.4 MB. Max. memory is 11.5 GB. [2018-12-02 23:48:32,870 INFO L168 Benchmark]: CodeCheck took 209986.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 942.6 MB in the end (delta: 118.4 MB). Peak memory consumption was 118.4 MB. Max. memory is 11.5 GB. [2018-12-02 23:48:32,870 INFO L168 Benchmark]: Witness Printer took 36.11 ms. Allocated memory is still 1.2 GB. Free memory was 942.6 MB in the beginning and 935.7 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-02 23:48:32,872 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, 55 locations, 1 error locations. SAFE Result, 203.2s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 114 SDtfs, 44 SDslu, 40 SDs, 0 SdLazy, 114 SolverSat, 26 SolverUnsat, 12 SolverUnknown, 0 SolverNotchecked, 135.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 249 GetRequests, 231 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 105.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 3.5s SatisfiabilityAnalysisTime, 25.6s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 27 ConstructedInterpolants, 4 QuantifiedInterpolants, 1653 SizeOfPredicates, 15 NumberOfNonLiveVariables, 169 ConjunctsInSsa, 24 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: 175]: 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: 23]: Loop Invariant [2018-12-02 23:48:32,873 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 23:48:32,873 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 23:48:32,873 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~x,QUANTIFIED] [2018-12-02 23:48:32,874 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 23:48:32,874 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~x,QUANTIFIED] [2018-12-02 23:48:32,874 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 23:48:32,874 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 23:48:32,874 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~x,QUANTIFIED] [2018-12-02 23:48:32,875 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 23:48:32,875 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~x,QUANTIFIED] Derived loop invariant: (\exists ULTIMATE.start_fmod_double_~x : C_DOUBLE :: ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.mul~DOUBLE(~roundNearestTiesToEven, ULTIMATE.start_fmod_double_~x, ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())), ~fp.mul~DOUBLE(~roundNearestTiesToEven, ULTIMATE.start_fmod_double_~x, ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()))) == \result) - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == y * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 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 186.09 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 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 63.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -195.1 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.35 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 8181.36 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: 61.4 MB). Peak memory consumption was 61.4 MB. Max. memory is 11.5 GB. * CodeCheck took 209986.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 942.6 MB in the end (delta: 118.4 MB). Peak memory consumption was 118.4 MB. Max. memory is 11.5 GB. * Witness Printer took 36.11 ms. Allocated memory is still 1.2 GB. Free memory was 942.6 MB in the beginning and 935.7 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~x,QUANTIFIED] RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request...