./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1130a_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_25b6f18d-fcad-4d35-b8e3-40d0248b66af/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_25b6f18d-fcad-4d35-b8e3-40d0248b66af/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_25b6f18d-fcad-4d35-b8e3-40d0248b66af/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_25b6f18d-fcad-4d35-b8e3-40d0248b66af/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1130a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_25b6f18d-fcad-4d35-b8e3-40d0248b66af/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_25b6f18d-fcad-4d35-b8e3-40d0248b66af/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 aa2086ab05aa915f1fa31296bc02fdb3a78fa087 .......................................................................................................................................................................................................................................................... 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_25b6f18d-fcad-4d35-b8e3-40d0248b66af/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_25b6f18d-fcad-4d35-b8e3-40d0248b66af/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_25b6f18d-fcad-4d35-b8e3-40d0248b66af/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_25b6f18d-fcad-4d35-b8e3-40d0248b66af/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1130a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_25b6f18d-fcad-4d35-b8e3-40d0248b66af/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_25b6f18d-fcad-4d35-b8e3-40d0248b66af/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 aa2086ab05aa915f1fa31296bc02fdb3a78fa087 ........................................................................................................................................................................................................................................................................................................................................................................................................ 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 05:48:24,818 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 05:48:24,819 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 05:48:24,826 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 05:48:24,826 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 05:48:24,827 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 05:48:24,827 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 05:48:24,828 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 05:48:24,829 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 05:48:24,829 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 05:48:24,830 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 05:48:24,830 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 05:48:24,830 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 05:48:24,831 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 05:48:24,831 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 05:48:24,832 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 05:48:24,832 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 05:48:24,833 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 05:48:24,834 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 05:48:24,834 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 05:48:24,835 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 05:48:24,836 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 05:48:24,837 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 05:48:24,838 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 05:48:24,838 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 05:48:24,838 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 05:48:24,839 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 05:48:24,839 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 05:48:24,840 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 05:48:24,840 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 05:48:24,840 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 05:48:24,840 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 05:48:24,841 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 05:48:24,841 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 05:48:24,841 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 05:48:24,841 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 05:48:24,842 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_25b6f18d-fcad-4d35-b8e3-40d0248b66af/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 05:48:24,849 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 05:48:24,849 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 05:48:24,850 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 05:48:24,850 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 05:48:24,850 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 05:48:24,850 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 05:48:24,851 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 05:48:24,851 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 05:48:24,851 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 05:48:24,851 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 05:48:24,851 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 05:48:24,851 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 05:48:24,852 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 05:48:24,852 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 05:48:24,852 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 05:48:24,852 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 05:48:24,852 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 05:48:24,852 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 05:48:24,852 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 05:48:24,853 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 05:48:24,853 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 05:48:24,853 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 05:48:24,853 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 05:48:24,853 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 05:48:24,853 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 05:48:24,853 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 05:48:24,854 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 05:48:24,854 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 05:48:24,854 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 05:48:24,854 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_25b6f18d-fcad-4d35-b8e3-40d0248b66af/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 -> aa2086ab05aa915f1fa31296bc02fdb3a78fa087 [2018-12-02 05:48:24,873 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 05:48:24,882 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 05:48:24,884 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 05:48:24,885 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 05:48:24,886 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 05:48:24,886 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_25b6f18d-fcad-4d35-b8e3-40d0248b66af/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1130a_true-unreach-call.c [2018-12-02 05:48:24,925 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_25b6f18d-fcad-4d35-b8e3-40d0248b66af/bin-2019/ukojak/data/4ac2ab608/5a0f694ff180417cba45bee8a05974c7/FLAG666f542c6 [2018-12-02 05:48:25,373 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 05:48:25,373 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_25b6f18d-fcad-4d35-b8e3-40d0248b66af/sv-benchmarks/c/float-newlib/double_req_bl_1130a_true-unreach-call.c [2018-12-02 05:48:25,378 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_25b6f18d-fcad-4d35-b8e3-40d0248b66af/bin-2019/ukojak/data/4ac2ab608/5a0f694ff180417cba45bee8a05974c7/FLAG666f542c6 [2018-12-02 05:48:25,761 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_25b6f18d-fcad-4d35-b8e3-40d0248b66af/bin-2019/ukojak/data/4ac2ab608/5a0f694ff180417cba45bee8a05974c7 [2018-12-02 05:48:25,763 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 05:48:25,763 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 05:48:25,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 05:48:25,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 05:48:25,766 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 05:48:25,767 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:48:25" (1/1) ... [2018-12-02 05:48:25,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43f5ef9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:25, skipping insertion in model container [2018-12-02 05:48:25,768 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:48:25" (1/1) ... [2018-12-02 05:48:25,773 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 05:48:25,789 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 05:48:25,920 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 05:48:25,922 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 05:48:25,981 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 05:48:25,999 INFO L195 MainTranslator]: Completed translation [2018-12-02 05:48:25,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:25 WrapperNode [2018-12-02 05:48:25,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 05:48:26,000 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 05:48:26,000 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 05:48:26,000 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 05:48:26,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:25" (1/1) ... [2018-12-02 05:48:26,014 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:25" (1/1) ... [2018-12-02 05:48:26,032 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 05:48:26,032 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 05:48:26,032 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 05:48:26,032 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 05:48:26,038 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:25" (1/1) ... [2018-12-02 05:48:26,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:25" (1/1) ... [2018-12-02 05:48:26,040 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:25" (1/1) ... [2018-12-02 05:48:26,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:25" (1/1) ... [2018-12-02 05:48:26,048 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:25" (1/1) ... [2018-12-02 05:48:26,054 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:25" (1/1) ... [2018-12-02 05:48:26,055 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:25" (1/1) ... [2018-12-02 05:48:26,058 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 05:48:26,058 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 05:48:26,058 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 05:48:26,058 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 05:48:26,059 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_25b6f18d-fcad-4d35-b8e3-40d0248b66af/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 05:48:26,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 05:48:26,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 05:48:26,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 05:48:26,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 05:48:26,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 05:48:26,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 05:48:26,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 05:48:26,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-02 05:48:26,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 05:48:26,482 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 05:48:26,483 INFO L280 CfgBuilder]: Removed 24 assue(true) statements. [2018-12-02 05:48:26,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:48:26 BoogieIcfgContainer [2018-12-02 05:48:26,483 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 05:48:26,483 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 05:48:26,483 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 05:48:26,490 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 05:48:26,490 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:48:26" (1/1) ... [2018-12-02 05:48:26,497 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:48:26,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:48:26,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 45 states and 76 transitions. [2018-12-02 05:48:26,518 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 76 transitions. [2018-12-02 05:48:26,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 05:48:26,520 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:48:26,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:48:26,583 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 05:48:26,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:48:26,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 45 states and 71 transitions. [2018-12-02 05:48:26,590 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 71 transitions. [2018-12-02 05:48:26,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 05:48:26,590 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:48:26,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 05:48:26,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 05:48:26,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 05:48:26,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 05:48:26,697 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 05:48:26,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 05:48:26 ImpRootNode [2018-12-02 05:48:26,718 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 05:48:26,718 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 05:48:26,718 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 05:48:26,718 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 05:48:26,719 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:48:26" (3/4) ... [2018-12-02 05:48:26,721 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 05:48:26,721 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 05:48:26,722 INFO L168 Benchmark]: Toolchain (without parser) took 958.83 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.4 MB). Free memory was 953.3 MB in the beginning and 994.5 MB in the end (delta: -41.2 MB). Peak memory consumption was 54.2 MB. Max. memory is 11.5 GB. [2018-12-02 05:48:26,723 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 05:48:26,723 INFO L168 Benchmark]: CACSL2BoogieTranslator took 235.81 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.4 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -138.9 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2018-12-02 05:48:26,723 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.60 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 05:48:26,724 INFO L168 Benchmark]: Boogie Preprocessor took 25.93 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 05:48:26,724 INFO L168 Benchmark]: RCFGBuilder took 424.99 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: 60.0 MB). Peak memory consumption was 60.0 MB. Max. memory is 11.5 GB. [2018-12-02 05:48:26,724 INFO L168 Benchmark]: CodeCheck took 234.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 994.5 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-12-02 05:48:26,725 INFO L168 Benchmark]: Witness Printer took 3.26 ms. Allocated memory is still 1.1 GB. Free memory is still 994.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 05:48:26,727 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, 61 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 22 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 77 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 191]: 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 190, overapproximation of bitwiseXor at line 40. Possible FailurePath: [L18-L21] static const double one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L182] double x = 0.0; [L183] double y = __VERIFIER_nondet_double(); [L185] COND TRUE y < 0.0 || 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}] [L187] double res = fmod_double(x, y); [L190] EXPR res == 0.0 && __signbit_double(res) == 0 VAL [one_fmod=1, Zero_fmod={2:0}] [L190] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L191] __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 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 235.81 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.4 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -138.9 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.60 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.93 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 424.99 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: 60.0 MB). Peak memory consumption was 60.0 MB. Max. memory is 11.5 GB. * CodeCheck took 234.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 994.5 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.26 ms. Allocated memory is still 1.1 GB. Free memory is still 994.5 MB. 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 05:48:28,155 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 05:48:28,156 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 05:48:28,162 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 05:48:28,162 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 05:48:28,163 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 05:48:28,163 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 05:48:28,164 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 05:48:28,166 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 05:48:28,166 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 05:48:28,167 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 05:48:28,167 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 05:48:28,168 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 05:48:28,168 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 05:48:28,169 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 05:48:28,169 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 05:48:28,170 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 05:48:28,171 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 05:48:28,172 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 05:48:28,173 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 05:48:28,173 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 05:48:28,174 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 05:48:28,176 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 05:48:28,176 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 05:48:28,176 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 05:48:28,177 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 05:48:28,177 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 05:48:28,177 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 05:48:28,178 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 05:48:28,179 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 05:48:28,179 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 05:48:28,179 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 05:48:28,180 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 05:48:28,180 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 05:48:28,180 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 05:48:28,181 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 05:48:28,181 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_25b6f18d-fcad-4d35-b8e3-40d0248b66af/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 05:48:28,191 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 05:48:28,191 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 05:48:28,192 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 05:48:28,192 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 05:48:28,192 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 05:48:28,192 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 05:48:28,193 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 05:48:28,193 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 05:48:28,193 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 05:48:28,193 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 05:48:28,193 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 05:48:28,193 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 05:48:28,194 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 05:48:28,194 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 05:48:28,194 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 05:48:28,194 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 05:48:28,194 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 05:48:28,194 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 05:48:28,194 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 05:48:28,195 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 05:48:28,195 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 05:48:28,195 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 05:48:28,195 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 05:48:28,195 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 05:48:28,195 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 05:48:28,196 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 05:48:28,196 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 05:48:28,196 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 05:48:28,196 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 05:48:28,196 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 05:48:28,196 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 05:48:28,196 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 05:48:28,197 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_25b6f18d-fcad-4d35-b8e3-40d0248b66af/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 -> aa2086ab05aa915f1fa31296bc02fdb3a78fa087 [2018-12-02 05:48:28,215 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 05:48:28,223 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 05:48:28,225 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 05:48:28,226 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 05:48:28,226 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 05:48:28,227 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_25b6f18d-fcad-4d35-b8e3-40d0248b66af/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1130a_true-unreach-call.c [2018-12-02 05:48:28,262 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_25b6f18d-fcad-4d35-b8e3-40d0248b66af/bin-2019/ukojak/data/2dd52027f/38f14df654764c07a915b253ee029fc2/FLAGcf1d437db [2018-12-02 05:48:28,659 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 05:48:28,659 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_25b6f18d-fcad-4d35-b8e3-40d0248b66af/sv-benchmarks/c/float-newlib/double_req_bl_1130a_true-unreach-call.c [2018-12-02 05:48:28,664 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_25b6f18d-fcad-4d35-b8e3-40d0248b66af/bin-2019/ukojak/data/2dd52027f/38f14df654764c07a915b253ee029fc2/FLAGcf1d437db [2018-12-02 05:48:28,671 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_25b6f18d-fcad-4d35-b8e3-40d0248b66af/bin-2019/ukojak/data/2dd52027f/38f14df654764c07a915b253ee029fc2 [2018-12-02 05:48:28,673 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 05:48:28,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 05:48:28,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 05:48:28,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 05:48:28,676 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 05:48:28,677 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:48:28" (1/1) ... [2018-12-02 05:48:28,678 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 05:48:28, skipping insertion in model container [2018-12-02 05:48:28,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:48:28" (1/1) ... [2018-12-02 05:48:28,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 05:48:28,696 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 05:48:28,814 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 05:48:28,818 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 05:48:28,849 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 05:48:28,866 INFO L195 MainTranslator]: Completed translation [2018-12-02 05:48:28,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:28 WrapperNode [2018-12-02 05:48:28,866 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 05:48:28,867 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 05:48:28,867 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 05:48:28,867 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 05:48:28,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:28" (1/1) ... [2018-12-02 05:48:28,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:28" (1/1) ... [2018-12-02 05:48:28,935 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 05:48:28,935 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 05:48:28,936 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 05:48:28,936 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 05:48:28,943 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:28" (1/1) ... [2018-12-02 05:48:28,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:28" (1/1) ... [2018-12-02 05:48:28,946 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:28" (1/1) ... [2018-12-02 05:48:28,947 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:28" (1/1) ... [2018-12-02 05:48:28,955 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:28" (1/1) ... [2018-12-02 05:48:28,960 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:28" (1/1) ... [2018-12-02 05:48:28,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:28" (1/1) ... [2018-12-02 05:48:28,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 05:48:28,965 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 05:48:28,965 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 05:48:28,965 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 05:48:28,965 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:48:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_25b6f18d-fcad-4d35-b8e3-40d0248b66af/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 05:48:28,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-02 05:48:28,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-02 05:48:28,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2018-12-02 05:48:28,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 05:48:28,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 05:48:28,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 05:48:28,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 05:48:28,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 05:48:28,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 05:48:29,092 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 05:48:29,113 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 05:48:29,148 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 05:48:29,198 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 05:48:33,221 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 05:48:33,221 INFO L280 CfgBuilder]: Removed 24 assue(true) statements. [2018-12-02 05:48:33,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:48:33 BoogieIcfgContainer [2018-12-02 05:48:33,222 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 05:48:33,222 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 05:48:33,222 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 05:48:33,228 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 05:48:33,229 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:48:33" (1/1) ... [2018-12-02 05:48:33,238 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:48:33,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:48:33,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 45 states and 76 transitions. [2018-12-02 05:48:33,259 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 76 transitions. [2018-12-02 05:48:33,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 05:48:33,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:48:33,298 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 05:48:33,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:48:33,322 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 05:48:33,333 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 05:48:33,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:48:33,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 45 states and 71 transitions. [2018-12-02 05:48:33,342 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 71 transitions. [2018-12-02 05:48:33,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 05:48:33,343 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:48:33,344 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 05:48:34,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:48:34,131 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 05:48:34,191 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 05:48:34,192 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 05:48:34,196 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 50 [2018-12-02 05:48:34,202 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 05:48:34,203 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 28 [2018-12-02 05:48:34,204 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-02 05:48:34,229 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 20 treesize of output 14 [2018-12-02 05:48:34,232 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 1 [2018-12-02 05:48:34,233 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-02 05:48:34,235 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 05:48:34,243 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-02 05:48:34,247 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 05:48:34,248 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 05:48:34,249 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 50 [2018-12-02 05:48:34,256 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 05:48:34,257 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 28 [2018-12-02 05:48:34,258 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-02 05:48:34,281 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 20 treesize of output 14 [2018-12-02 05:48:34,285 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 1 [2018-12-02 05:48:34,285 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-12-02 05:48:34,287 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 05:48:34,296 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-02 05:48:34,315 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-12-02 05:48:34,315 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 3 variables, input treesize:77, output treesize:35 [2018-12-02 05:48:34,363 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 05:48:34,364 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 05:48:34,365 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 78 [2018-12-02 05:48:34,465 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 35 [2018-12-02 05:48:34,466 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-02 05:48:34,502 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 35 treesize of output 27 [2018-12-02 05:48:34,519 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 9 [2018-12-02 05:48:34,519 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-02 05:48:34,527 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 05:48:34,545 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-02 05:48:34,667 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 05:48:34,668 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 05:48:34,669 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 78 [2018-12-02 05:48:34,733 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 43 [2018-12-02 05:48:34,758 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 9 [2018-12-02 05:48:34,758 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-12-02 05:48:34,771 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 05:48:34,795 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 17 treesize of output 13 [2018-12-02 05:48:34,800 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2018-12-02 05:48:34,800 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-12-02 05:48:34,802 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 05:48:34,814 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-02 05:48:34,857 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-12-02 05:48:34,858 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 10 variables, input treesize:141, output treesize:63 [2018-12-02 05:48:59,749 WARN L180 SmtUtils]: Spent 18.29 s on a formula simplification that was a NOOP. DAG size: 59 [2018-12-02 05:48:59,761 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 05:49:23,120 WARN L180 SmtUtils]: Spent 16.22 s on a formula simplification that was a NOOP. DAG size: 60 [2018-12-02 05:49:31,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:49:31,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 45 states and 70 transitions. [2018-12-02 05:49:31,382 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 70 transitions. [2018-12-02 05:49:31,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 05:49:31,382 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:49:31,383 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 05:49:31,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:49:31,411 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 05:49:31,590 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 05:50:10,004 WARN L180 SmtUtils]: Spent 16.61 s on a formula simplification that was a NOOP. DAG size: 62 [2018-12-02 05:50:37,371 WARN L180 SmtUtils]: Spent 18.62 s on a formula simplification that was a NOOP. DAG size: 63 [2018-12-02 05:51:02,564 WARN L180 SmtUtils]: Spent 17.97 s on a formula simplification that was a NOOP. DAG size: 63 [2018-12-02 05:51:31,105 WARN L180 SmtUtils]: Spent 20.44 s on a formula simplification that was a NOOP. DAG size: 64 [2018-12-02 05:51:49,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:51:49,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 47 states and 76 transitions. [2018-12-02 05:51:49,584 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 76 transitions. [2018-12-02 05:51:49,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 05:51:49,585 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:51:49,585 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 05:51:49,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:51:49,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 05:51:49,618 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 05:51:49,618 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 05:51:49,619 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 56 [2018-12-02 05:51:49,665 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 05:51:49,665 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 05:51:49,666 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 43 [2018-12-02 05:51:49,667 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-02 05:51:49,679 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 35 treesize of output 27 [2018-12-02 05:51:49,691 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 8 [2018-12-02 05:51:49,691 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-02 05:51:49,695 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 05:51:49,699 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-02 05:51:49,705 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-02 05:51:49,705 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:57, output treesize:17 [2018-12-02 05:51:56,034 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 05:52:10,738 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 57 [2018-12-02 05:53:02,214 WARN L180 SmtUtils]: Spent 34.67 s on a formula simplification. DAG size of input: 80 DAG size of output: 73 [2018-12-02 05:53:50,400 WARN L180 SmtUtils]: Spent 36.93 s on a formula simplification. DAG size of input: 82 DAG size of output: 74 [2018-12-02 05:54:15,599 WARN L180 SmtUtils]: Spent 15.12 s on a formula simplification that was a NOOP. DAG size: 74 [2018-12-02 05:54:43,949 WARN L180 SmtUtils]: Spent 16.91 s on a formula simplification that was a NOOP. DAG size: 75 [2018-12-02 05:55:33,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:55:33,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2018-12-02 05:55:33,576 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2018-12-02 05:55:33,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 05:55:33,576 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:55:33,577 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 05:55:33,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:55:33,592 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 05:55:33,593 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 05:55:33,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:55:33,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2018-12-02 05:55:33,596 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2018-12-02 05:55:33,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 05:55:33,596 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:55:33,597 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 05:55:33,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:55:33,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 05:55:34,194 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 05:55:35,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:55:35,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2018-12-02 05:55:35,398 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2018-12-02 05:55:35,398 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 05:55:35,398 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2018-12-02 05:55:35,404 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 05:55:51,815 WARN L180 SmtUtils]: Spent 16.30 s on a formula simplification that was a NOOP. DAG size: 73 [2018-12-02 05:55:51,883 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-02 05:55:51,888 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-02 05:55:51,888 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] [2018-12-02 05:55:51,889 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] [2018-12-02 05:55:51,889 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] [2018-12-02 05:55:51,889 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] [2018-12-02 05:55:51,889 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] [2018-12-02 05:55:51,890 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] [2018-12-02 05:55:51,890 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] [2018-12-02 05:55:51,890 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] [2018-12-02 05:55:51,890 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-02 05:55:51,890 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-02 05:55:51,891 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 05:55:51,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 05:55:51 ImpRootNode [2018-12-02 05:55:51,891 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 05:55:51,891 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 05:55:51,891 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 05:55:51,891 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 05:55:51,892 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:48:33" (3/4) ... [2018-12-02 05:55:51,894 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 05:55:51,900 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-02 05:55:51,900 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-02 05:55:51,923 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_25b6f18d-fcad-4d35-b8e3-40d0248b66af/bin-2019/ukojak/witness.graphml [2018-12-02 05:55:51,924 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 05:55:51,924 INFO L168 Benchmark]: Toolchain (without parser) took 443250.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 943.4 MB in the beginning and 1.0 GB in the end (delta: -69.2 MB). Peak memory consumption was 59.3 MB. Max. memory is 11.5 GB. [2018-12-02 05:55:51,925 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 05:55:51,925 INFO L168 Benchmark]: CACSL2BoogieTranslator took 192.39 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 05:55:51,925 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -197.4 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-12-02 05:55:51,925 INFO L168 Benchmark]: Boogie Preprocessor took 28.85 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 05:55:51,925 INFO L168 Benchmark]: RCFGBuilder took 4257.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 55.5 MB). Peak memory consumption was 55.5 MB. Max. memory is 11.5 GB. [2018-12-02 05:55:51,926 INFO L168 Benchmark]: CodeCheck took 438669.07 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -8.4 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 50.2 MB). Peak memory consumption was 41.8 MB. Max. memory is 11.5 GB. [2018-12-02 05:55:51,926 INFO L168 Benchmark]: Witness Printer took 32.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2018-12-02 05:55:51,927 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, 61 locations, 1 error locations. SAFE Result, 422.1s OverallTime, 7 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1004 SDtfs, 406 SDslu, 356 SDs, 0 SdLazy, 1590 SolverSat, 472 SolverUnsat, 8 SolverUnknown, 0 SolverNotchecked, 116.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 714 GetRequests, 652 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 975 ImplicationChecksByTransitivity, 389.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 32.8s InterpolantComputationTime, 84 NumberOfCodeBlocks, 84 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 78 ConstructedInterpolants, 15 QuantifiedInterpolants, 8470 SizeOfPredicates, 35 NumberOfNonLiveVariables, 395 ConjunctsInSsa, 60 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 191]: 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 Derived loop invariant: ~Pluszero~LONGDOUBLE() == \result - InvariantResult [Line: 166]: Loop Invariant [2018-12-02 05:55:51,928 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] [2018-12-02 05:55:51,928 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] [2018-12-02 05:55:51,928 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] [2018-12-02 05:55:51,928 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] [2018-12-02 05:55:51,928 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] [2018-12-02 05:55:51,928 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] [2018-12-02 05:55:51,928 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] [2018-12-02 05:55:51,929 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] Derived loop invariant: (\exists v_prenex_26 : bv64 :: v_prenex_26[63:32] == msw && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_26[63:63], v_prenex_26[62:52], v_prenex_26[51:0])) - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: (~fp.gt~DOUBLE(y, ~Pluszero~LONGDOUBLE()) || ~fp.lt~DOUBLE(y, ~Pluszero~LONGDOUBLE())) && ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 1 * 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 192.39 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 68.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -197.4 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.85 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 4257.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 55.5 MB). Peak memory consumption was 55.5 MB. Max. memory is 11.5 GB. * CodeCheck took 438669.07 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -8.4 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 50.2 MB). Peak memory consumption was 41.8 MB. Max. memory is 11.5 GB. * Witness Printer took 32.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_26,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...