./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1232a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_8abf18ce-c83d-4aba-9216-5527d68f9184/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8abf18ce-c83d-4aba-9216-5527d68f9184/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8abf18ce-c83d-4aba-9216-5527d68f9184/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8abf18ce-c83d-4aba-9216-5527d68f9184/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1232a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8abf18ce-c83d-4aba-9216-5527d68f9184/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8abf18ce-c83d-4aba-9216-5527d68f9184/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 4284cb37841cd94fe17da64cc250a8a1e69c6375 ...................................................................................................................................................................................................................................................... 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_8abf18ce-c83d-4aba-9216-5527d68f9184/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8abf18ce-c83d-4aba-9216-5527d68f9184/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8abf18ce-c83d-4aba-9216-5527d68f9184/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8abf18ce-c83d-4aba-9216-5527d68f9184/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1232a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8abf18ce-c83d-4aba-9216-5527d68f9184/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8abf18ce-c83d-4aba-9216-5527d68f9184/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 4284cb37841cd94fe17da64cc250a8a1e69c6375 .................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: var is still there: v_arrayElimCell_6 term size 30 --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 11:33:14,919 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:33:14,920 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:33:14,928 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:33:14,928 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:33:14,929 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:33:14,929 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:33:14,930 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:33:14,931 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:33:14,932 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:33:14,933 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:33:14,933 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:33:14,934 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:33:14,934 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:33:14,935 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:33:14,936 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:33:14,936 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:33:14,937 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:33:14,939 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:33:14,940 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:33:14,940 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:33:14,941 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:33:14,943 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:33:14,943 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:33:14,943 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:33:14,944 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:33:14,945 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:33:14,945 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:33:14,946 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:33:14,947 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:33:14,947 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:33:14,947 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:33:14,948 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:33:14,948 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:33:14,948 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:33:14,949 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:33:14,949 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8abf18ce-c83d-4aba-9216-5527d68f9184/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 11:33:14,959 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:33:14,959 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:33:14,960 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:33:14,960 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 11:33:14,961 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 11:33:14,961 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 11:33:14,961 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:33:14,961 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:33:14,961 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 11:33:14,961 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:33:14,962 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:33:14,962 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:33:14,962 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:33:14,962 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:33:14,962 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:33:14,962 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:33:14,962 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:33:14,963 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:33:14,963 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 11:33:14,963 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 11:33:14,963 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:33:14,963 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:33:14,963 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 11:33:14,963 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:33:14,964 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:33:14,964 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:33:14,964 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 11:33:14,964 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:33:14,964 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 11:33:14,964 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_8abf18ce-c83d-4aba-9216-5527d68f9184/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 -> 4284cb37841cd94fe17da64cc250a8a1e69c6375 [2018-11-18 11:33:14,988 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:33:14,994 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:33:14,996 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:33:14,997 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:33:14,997 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:33:14,998 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8abf18ce-c83d-4aba-9216-5527d68f9184/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1232a_true-unreach-call.c [2018-11-18 11:33:15,033 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8abf18ce-c83d-4aba-9216-5527d68f9184/bin-2019/ukojak/data/96d12a67a/7237da00501f411ca35a4f950b0df69d/FLAG6e4cd857c [2018-11-18 11:33:15,431 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:33:15,432 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8abf18ce-c83d-4aba-9216-5527d68f9184/sv-benchmarks/c/float-newlib/double_req_bl_1232a_true-unreach-call.c [2018-11-18 11:33:15,437 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8abf18ce-c83d-4aba-9216-5527d68f9184/bin-2019/ukojak/data/96d12a67a/7237da00501f411ca35a4f950b0df69d/FLAG6e4cd857c [2018-11-18 11:33:15,446 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8abf18ce-c83d-4aba-9216-5527d68f9184/bin-2019/ukojak/data/96d12a67a/7237da00501f411ca35a4f950b0df69d [2018-11-18 11:33:15,448 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:33:15,449 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 11:33:15,450 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:33:15,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:33:15,453 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:33:15,453 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:33:15" (1/1) ... [2018-11-18 11:33:15,455 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63274aa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:15, skipping insertion in model container [2018-11-18 11:33:15,455 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:33:15" (1/1) ... [2018-11-18 11:33:15,461 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:33:15,474 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:33:15,592 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:33:15,594 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:33:15,613 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:33:15,627 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:33:15,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:15 WrapperNode [2018-11-18 11:33:15,627 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:33:15,628 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 11:33:15,628 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 11:33:15,628 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 11:33:15,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:15" (1/1) ... [2018-11-18 11:33:15,640 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:15" (1/1) ... [2018-11-18 11:33:15,696 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 11:33:15,696 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:33:15,697 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:33:15,697 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:33:15,705 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:15" (1/1) ... [2018-11-18 11:33:15,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:15" (1/1) ... [2018-11-18 11:33:15,707 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:15" (1/1) ... [2018-11-18 11:33:15,708 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:15" (1/1) ... [2018-11-18 11:33:15,714 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:15" (1/1) ... [2018-11-18 11:33:15,718 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:15" (1/1) ... [2018-11-18 11:33:15,719 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:15" (1/1) ... [2018-11-18 11:33:15,721 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:33:15,722 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:33:15,722 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:33:15,722 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:33:15,723 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8abf18ce-c83d-4aba-9216-5527d68f9184/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 11:33:15,763 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_double [2018-11-18 11:33:15,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_double [2018-11-18 11:33:15,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 11:33:15,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 11:33:15,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:33:15,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:33:15,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 11:33:15,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 11:33:16,092 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:33:16,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:33:16 BoogieIcfgContainer [2018-11-18 11:33:16,093 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:33:16,093 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 11:33:16,093 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 11:33:16,100 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 11:33:16,101 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:33:16" (1/1) ... [2018-11-18 11:33:16,109 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:33:16,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:16,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2018-11-18 11:33:16,135 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2018-11-18 11:33:16,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 11:33:16,140 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:16,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:16,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:16,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:16,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-11-18 11:33:16,224 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-11-18 11:33:16,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 11:33:16,224 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:16,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:33:16,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:33:16,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:33:16,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:33:16,325 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 11:33:16,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 11:33:16 ImpRootNode [2018-11-18 11:33:16,348 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 11:33:16,348 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 11:33:16,348 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 11:33:16,348 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 11:33:16,349 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:33:16" (3/4) ... [2018-11-18 11:33:16,351 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 11:33:16,352 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 11:33:16,352 INFO L168 Benchmark]: Toolchain (without parser) took 903.68 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -100.0 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2018-11-18 11:33:16,353 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:33:16,354 INFO L168 Benchmark]: CACSL2BoogieTranslator took 178.16 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 945.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-18 11:33:16,354 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.39 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -168.1 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. [2018-11-18 11:33:16,355 INFO L168 Benchmark]: Boogie Preprocessor took 24.92 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. [2018-11-18 11:33:16,355 INFO L168 Benchmark]: RCFGBuilder took 371.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. [2018-11-18 11:33:16,356 INFO L168 Benchmark]: CodeCheck took 254.65 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: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-11-18 11:33:16,356 INFO L168 Benchmark]: Witness Printer took 3.57 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. [2018-11-18 11:33:16,359 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 2 procedures, 31 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 20 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 79 GetRequests, 79 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, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 121 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: 80]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 79, overapproximation of someUnaryDOUBLEoperation at line 75. Possible FailurePath: [L74] double x = 0.0; [L75] double y = -0.0; [L76] CALL, EXPR fmin_double(x, y) [L46] CALL, EXPR __fpclassify_double(x) VAL [\old(x)=0] [L19] __uint32_t msw, lsw; VAL [\old(x)=0, x=0] [L22] FCALL ieee_double_shape_type ew_u; [L23] FCALL ew_u.value = (x) [L24] EXPR, FCALL ew_u.parts.msw [L24] (msw) = ew_u.parts.msw [L25] EXPR, FCALL ew_u.parts.lsw [L25] (lsw) = ew_u.parts.lsw [L26] COND FALSE !(0) VAL [\old(x)=0, lsw=1, msw=2146435072, x=0] [L28-L29] COND FALSE !((msw == 0x00000000 && lsw == 0x00000000) || (msw == 0x80000000 && lsw == 0x00000000)) [L31-L32] COND FALSE !((msw >= 0x00100000 && msw <= 0x7fefffff) || (msw >= 0x80100000 && msw <= 0xffefffff)) [L34-L35] COND FALSE !(( msw <= 0x000fffff) || (msw >= 0x80000000 && msw <= 0x800fffff)) [L38-L39] COND FALSE !((msw == 0x7ff00000 && lsw == 0x00000000) || (msw == 0xfff00000 && lsw == 0x00000000)) [L42] RET return 0; [L46] EXPR __fpclassify_double(x) [L46] COND TRUE __fpclassify_double(x) == 0 [L47] RET return y; [L76] EXPR fmin_double(x, y) [L76] double res = fmin_double(x, y); [L79] EXPR res == -0.0 && __signbit_double(res) == 1 [L79] COND TRUE !(res == -0.0 && __signbit_double(res) == 1) [L80] __VERIFIER_error() * 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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 178.16 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 945.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 68.39 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -168.1 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.92 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 371.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. * CodeCheck took 254.65 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: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * Witness Printer took 3.57 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. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 11:33:17,816 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:33:17,817 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:33:17,824 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:33:17,824 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:33:17,825 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:33:17,826 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:33:17,827 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:33:17,828 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:33:17,829 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:33:17,829 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:33:17,829 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:33:17,831 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:33:17,831 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:33:17,832 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:33:17,833 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:33:17,833 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:33:17,834 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:33:17,837 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:33:17,838 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:33:17,839 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:33:17,840 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:33:17,842 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:33:17,842 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:33:17,842 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:33:17,843 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:33:17,844 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:33:17,845 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:33:17,845 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:33:17,846 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:33:17,846 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:33:17,847 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:33:17,847 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:33:17,847 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:33:17,848 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:33:17,848 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:33:17,848 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8abf18ce-c83d-4aba-9216-5527d68f9184/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 11:33:17,860 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:33:17,861 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:33:17,861 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:33:17,861 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 11:33:17,862 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 11:33:17,862 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 11:33:17,862 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:33:17,863 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:33:17,863 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:33:17,863 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:33:17,863 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:33:17,863 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:33:17,863 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:33:17,863 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 11:33:17,863 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 11:33:17,864 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:33:17,864 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:33:17,864 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:33:17,864 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:33:17,864 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 11:33:17,864 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 11:33:17,864 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:33:17,865 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:33:17,865 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 11:33:17,865 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:33:17,865 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:33:17,865 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:33:17,865 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 11:33:17,865 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 11:33:17,865 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:33:17,866 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 11:33:17,866 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 11:33:17,866 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_8abf18ce-c83d-4aba-9216-5527d68f9184/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 -> 4284cb37841cd94fe17da64cc250a8a1e69c6375 [2018-11-18 11:33:17,899 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:33:17,908 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:33:17,911 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:33:17,912 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:33:17,913 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:33:17,913 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8abf18ce-c83d-4aba-9216-5527d68f9184/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1232a_true-unreach-call.c [2018-11-18 11:33:17,959 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8abf18ce-c83d-4aba-9216-5527d68f9184/bin-2019/ukojak/data/0f914d367/d7db38bf25fb4b4dba2cd80c6a6fb6d1/FLAGf688be4f3 [2018-11-18 11:33:18,285 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:33:18,285 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8abf18ce-c83d-4aba-9216-5527d68f9184/sv-benchmarks/c/float-newlib/double_req_bl_1232a_true-unreach-call.c [2018-11-18 11:33:18,290 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8abf18ce-c83d-4aba-9216-5527d68f9184/bin-2019/ukojak/data/0f914d367/d7db38bf25fb4b4dba2cd80c6a6fb6d1/FLAGf688be4f3 [2018-11-18 11:33:18,716 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8abf18ce-c83d-4aba-9216-5527d68f9184/bin-2019/ukojak/data/0f914d367/d7db38bf25fb4b4dba2cd80c6a6fb6d1 [2018-11-18 11:33:18,718 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:33:18,719 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 11:33:18,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:33:18,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:33:18,722 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:33:18,723 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:33:18" (1/1) ... [2018-11-18 11:33:18,724 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ce950b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:18, skipping insertion in model container [2018-11-18 11:33:18,724 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:33:18" (1/1) ... [2018-11-18 11:33:18,730 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:33:18,745 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:33:18,869 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:33:18,873 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:33:18,893 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:33:18,916 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:33:18,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:18 WrapperNode [2018-11-18 11:33:18,917 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:33:18,918 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 11:33:18,918 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 11:33:18,918 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 11:33:18,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:18" (1/1) ... [2018-11-18 11:33:18,931 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:18" (1/1) ... [2018-11-18 11:33:18,944 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 11:33:18,945 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:33:18,945 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:33:18,945 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:33:18,954 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:18" (1/1) ... [2018-11-18 11:33:18,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:18" (1/1) ... [2018-11-18 11:33:18,957 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:18" (1/1) ... [2018-11-18 11:33:18,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:18" (1/1) ... [2018-11-18 11:33:18,966 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:18" (1/1) ... [2018-11-18 11:33:18,970 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:18" (1/1) ... [2018-11-18 11:33:18,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:18" (1/1) ... [2018-11-18 11:33:18,974 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:33:18,974 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:33:18,974 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:33:18,974 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:33:18,975 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8abf18ce-c83d-4aba-9216-5527d68f9184/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 11:33:19,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 11:33:19,055 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_double [2018-11-18 11:33:19,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_double [2018-11-18 11:33:19,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 11:33:19,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 11:33:19,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:33:19,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:33:19,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 11:33:19,166 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 11:33:19,254 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 11:33:19,396 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:33:19,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:33:19 BoogieIcfgContainer [2018-11-18 11:33:19,397 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:33:19,397 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 11:33:19,398 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 11:33:19,404 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 11:33:19,405 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:33:19" (1/1) ... [2018-11-18 11:33:19,412 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:33:19,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:19,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-18 11:33:19,436 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-18 11:33:19,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 11:33:19,441 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:19,474 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 11:33:19,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:19,500 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:33:19,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:19,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:19,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2018-11-18 11:33:19,519 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2018-11-18 11:33:19,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 11:33:19,520 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:19,521 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 11:33:19,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:19,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:33:19,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:19,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:19,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 27 transitions. [2018-11-18 11:33:19,673 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-11-18 11:33:19,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 11:33:19,674 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:19,674 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 11:33:19,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:19,690 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:33:19,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:19,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:19,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 25 transitions. [2018-11-18 11:33:19,696 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2018-11-18 11:33:19,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 11:33:19,697 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:19,697 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 11:33:19,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:19,722 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:33:19,791 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 11:33:19,792 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 11:33:19,797 INFO L477 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 33 treesize of output 43 [2018-11-18 11:33:19,837 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 11:33:19,838 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 11:33:19,839 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 33 [2018-11-18 11:33:19,839 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 11:33:19,851 INFO L477 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 24 treesize of output 18 [2018-11-18 11:33:19,855 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 11:33:19,856 INFO L477 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 18 treesize of output 11 [2018-11-18 11:33:19,857 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 11:33:19,866 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 11:33:19,868 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 11:33:19,873 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 11:33:19,873 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:43, output treesize:15 [2018-11-18 11:33:19,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:20,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:20,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 27 states and 31 transitions. [2018-11-18 11:33:20,190 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2018-11-18 11:33:20,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 11:33:20,191 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:20,192 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 11:33:20,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:20,229 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:33:20,331 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 11:33:20,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:20,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 26 states and 29 transitions. [2018-11-18 11:33:20,615 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2018-11-18 11:33:20,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-18 11:33:20,616 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:20,617 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 11:33:20,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:20,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:33:20,713 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 11:33:20,714 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 11:33:20,714 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 11:33:20,715 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 11:33:20,716 INFO L477 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 58 treesize of output 85 [2018-11-18 11:33:20,802 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 11:33:20,803 INFO L477 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 49 treesize of output 48 [2018-11-18 11:33:20,804 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 11:33:20,826 INFO L477 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 11 treesize of output 9 [2018-11-18 11:33:20,827 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-18 11:33:20,840 INFO L477 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 24 treesize of output 18 [2018-11-18 11:33:20,846 INFO L477 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 18 treesize of output 4 [2018-11-18 11:33:20,846 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-18 11:33:20,849 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 11:33:20,853 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 11:33:20,863 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. [2018-11-18 11:33:20,864 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:71, output treesize:23 [2018-11-18 11:33:33,718 WARN L180 SmtUtils]: Spent 3.83 s on a formula simplification. DAG size of input: 4745 DAG size of output: 263 [2018-11-18 11:33:34,268 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 11:33:34,269 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 11:33:34,270 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 11:33:34,270 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 11:33:34,271 INFO L477 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 58 treesize of output 85 [2018-11-18 11:33:34,354 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 11:33:34,364 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: var is still there: v_arrayElimCell_6 term size 30 at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.elim1(Elim1Store.java:452) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:221) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.elimAllRec(ElimStorePlain.java:199) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:293) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.tryToEliminate(PartialQuantifierElimination.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:245) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:286) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createTraceCheck(CodeCheckObserver.java:624) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:454) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-18 11:33:34,366 INFO L168 Benchmark]: Toolchain (without parser) took 15647.73 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 314.6 MB). Free memory was 949.7 MB in the beginning and 1.2 GB in the end (delta: -219.9 MB). Peak memory consumption was 94.7 MB. Max. memory is 11.5 GB. [2018-11-18 11:33:34,367 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:33:34,367 INFO L168 Benchmark]: CACSL2BoogieTranslator took 197.60 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 11:33:34,367 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.93 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:33:34,368 INFO L168 Benchmark]: Boogie Preprocessor took 29.03 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:33:34,368 INFO L168 Benchmark]: RCFGBuilder took 423.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -174.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. [2018-11-18 11:33:34,368 INFO L168 Benchmark]: CodeCheck took 14968.37 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 169.9 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -61.4 MB). Peak memory consumption was 108.4 MB. Max. memory is 11.5 GB. [2018-11-18 11:33:34,371 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: var is still there: v_arrayElimCell_6 term size 30 de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: var is still there: v_arrayElimCell_6 term size 30: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.elim1(Elim1Store.java:452) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 197.60 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.93 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.03 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 423.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -174.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. * CodeCheck took 14968.37 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 169.9 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -61.4 MB). Peak memory consumption was 108.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...