./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1252a_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_36e0aa99-4f29-4a54-b3c2-094eb8d4d21c/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_36e0aa99-4f29-4a54-b3c2-094eb8d4d21c/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_36e0aa99-4f29-4a54-b3c2-094eb8d4d21c/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_36e0aa99-4f29-4a54-b3c2-094eb8d4d21c/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1252a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_36e0aa99-4f29-4a54-b3c2-094eb8d4d21c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_36e0aa99-4f29-4a54-b3c2-094eb8d4d21c/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 b649b8f673a0a47da0b16e77db6ba5e693ee3ba7 .................................................................................................................................................................................................................................................. 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_36e0aa99-4f29-4a54-b3c2-094eb8d4d21c/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_36e0aa99-4f29-4a54-b3c2-094eb8d4d21c/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_36e0aa99-4f29-4a54-b3c2-094eb8d4d21c/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_36e0aa99-4f29-4a54-b3c2-094eb8d4d21c/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1252a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_36e0aa99-4f29-4a54-b3c2-094eb8d4d21c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_36e0aa99-4f29-4a54-b3c2-094eb8d4d21c/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 b649b8f673a0a47da0b16e77db6ba5e693ee3ba7 .................................................................................................................................................................................................................................................................................................................. 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 10:17:38,699 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:17:38,700 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:17:38,707 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:17:38,707 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:17:38,708 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:17:38,708 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:17:38,710 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:17:38,711 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:17:38,711 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:17:38,712 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:17:38,712 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:17:38,713 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:17:38,713 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:17:38,714 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:17:38,714 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:17:38,715 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:17:38,716 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:17:38,717 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:17:38,718 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:17:38,719 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:17:38,720 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:17:38,721 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:17:38,721 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:17:38,721 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:17:38,722 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:17:38,722 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:17:38,723 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:17:38,724 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:17:38,724 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:17:38,724 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:17:38,725 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:17:38,725 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:17:38,725 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:17:38,726 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:17:38,726 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:17:38,727 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_36e0aa99-4f29-4a54-b3c2-094eb8d4d21c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 10:17:38,735 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:17:38,735 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:17:38,735 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:17:38,736 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 10:17:38,736 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 10:17:38,736 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 10:17:38,736 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:17:38,736 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 10:17:38,737 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 10:17:38,737 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 10:17:38,737 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:17:38,737 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:17:38,737 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:17:38,737 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:17:38,737 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 10:17:38,737 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:17:38,738 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:17:38,738 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:17:38,738 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 10:17:38,738 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 10:17:38,738 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:17:38,738 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:17:38,738 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 10:17:38,739 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:17:38,739 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:17:38,739 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:17:38,739 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 10:17:38,739 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:17:38,739 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 10:17:38,739 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_36e0aa99-4f29-4a54-b3c2-094eb8d4d21c/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 -> b649b8f673a0a47da0b16e77db6ba5e693ee3ba7 [2018-11-18 10:17:38,763 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:17:38,772 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:17:38,775 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:17:38,776 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:17:38,777 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:17:38,777 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_36e0aa99-4f29-4a54-b3c2-094eb8d4d21c/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1252a_true-unreach-call.c [2018-11-18 10:17:38,822 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_36e0aa99-4f29-4a54-b3c2-094eb8d4d21c/bin-2019/ukojak/data/27830fd18/b121baa74d6b4829a6a2ac53013a0aad/FLAGc15a1a1c4 [2018-11-18 10:17:39,234 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:17:39,234 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_36e0aa99-4f29-4a54-b3c2-094eb8d4d21c/sv-benchmarks/c/float-newlib/double_req_bl_1252a_true-unreach-call.c [2018-11-18 10:17:39,238 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_36e0aa99-4f29-4a54-b3c2-094eb8d4d21c/bin-2019/ukojak/data/27830fd18/b121baa74d6b4829a6a2ac53013a0aad/FLAGc15a1a1c4 [2018-11-18 10:17:39,249 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_36e0aa99-4f29-4a54-b3c2-094eb8d4d21c/bin-2019/ukojak/data/27830fd18/b121baa74d6b4829a6a2ac53013a0aad [2018-11-18 10:17:39,252 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:17:39,253 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 10:17:39,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:17:39,254 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:17:39,257 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:17:39,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:17:39" (1/1) ... [2018-11-18 10:17:39,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e791d46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:39, skipping insertion in model container [2018-11-18 10:17:39,260 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:17:39" (1/1) ... [2018-11-18 10:17:39,268 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:17:39,286 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:17:39,402 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:17:39,404 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 10:17:39,419 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:17:39,432 INFO L195 MainTranslator]: Completed translation [2018-11-18 10:17:39,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:39 WrapperNode [2018-11-18 10:17:39,432 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:17:39,433 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 10:17:39,433 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 10:17:39,433 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 10:17:39,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:39" (1/1) ... [2018-11-18 10:17:39,446 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:39" (1/1) ... [2018-11-18 10:17:39,494 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 10:17:39,495 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 10:17:39,495 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 10:17:39,495 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 10:17:39,501 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:39" (1/1) ... [2018-11-18 10:17:39,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:39" (1/1) ... [2018-11-18 10:17:39,503 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:39" (1/1) ... [2018-11-18 10:17:39,503 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:39" (1/1) ... [2018-11-18 10:17:39,509 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:39" (1/1) ... [2018-11-18 10:17:39,513 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:39" (1/1) ... [2018-11-18 10:17:39,515 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:39" (1/1) ... [2018-11-18 10:17:39,516 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 10:17:39,517 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 10:17:39,517 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 10:17:39,517 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 10:17:39,518 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36e0aa99-4f29-4a54-b3c2-094eb8d4d21c/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 10:17:39,551 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_double [2018-11-18 10:17:39,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_double [2018-11-18 10:17:39,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 10:17:39,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 10:17:39,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 10:17:39,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 10:17:39,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 10:17:39,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 10:17:39,867 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 10:17:39,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:17:39 BoogieIcfgContainer [2018-11-18 10:17:39,868 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 10:17:39,869 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 10:17:39,869 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 10:17:39,878 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 10:17:39,878 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:17:39" (1/1) ... [2018-11-18 10:17:39,888 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:17:39,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:17:39,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2018-11-18 10:17:39,913 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2018-11-18 10:17:39,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 10:17:39,917 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:17:39,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:17:39,994 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 10:17:40,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:17:40,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-11-18 10:17:40,004 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-11-18 10:17:40,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 10:17:40,004 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:17:40,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 10:17:40,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 10:17:40,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 10:17:40,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 10:17:40,089 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 10:17:40,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 10:17:40 ImpRootNode [2018-11-18 10:17:40,113 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 10:17:40,113 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 10:17:40,113 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 10:17:40,114 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 10:17:40,114 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:17:39" (3/4) ... [2018-11-18 10:17:40,116 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 10:17:40,116 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 10:17:40,117 INFO L168 Benchmark]: Toolchain (without parser) took 864.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.1 MB). Free memory was 958.2 MB in the beginning and 1.1 GB in the end (delta: -140.6 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2018-11-18 10:17:40,118 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:17:40,119 INFO L168 Benchmark]: CACSL2BoogieTranslator took 178.86 ms. Allocated memory is still 1.0 GB. Free memory was 958.2 MB in the beginning and 944.8 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-18 10:17:40,119 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.1 MB). Free memory was 944.8 MB in the beginning and 1.2 GB in the end (delta: -216.6 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-11-18 10:17:40,120 INFO L168 Benchmark]: Boogie Preprocessor took 21.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-18 10:17:40,120 INFO L168 Benchmark]: RCFGBuilder took 351.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 32.6 MB). Peak memory consumption was 32.6 MB. Max. memory is 11.5 GB. [2018-11-18 10:17:40,121 INFO L168 Benchmark]: CodeCheck took 244.50 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: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2018-11-18 10:17:40,121 INFO L168 Benchmark]: Witness Printer took 3.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:17:40,124 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, 0.1s 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: 85]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 84, overapproximation of someUnaryDOUBLEoperation at line 79. Possible FailurePath: [L79] double x = -0.0; [L80] double y = 0.0; [L81] CALL, EXPR fmax_double(x, y) [L52] CALL, EXPR __fpclassify_double(x) VAL [\old(x)=1] [L24] __uint32_t msw, lsw; VAL [\old(x)=1, x=1] [L27] FCALL ieee_double_shape_type ew_u; [L28] FCALL ew_u.value = (x) [L29] EXPR, FCALL ew_u.parts.msw [L29] (msw) = ew_u.parts.msw [L30] EXPR, FCALL ew_u.parts.lsw [L30] (lsw) = ew_u.parts.lsw [L31] COND FALSE !(0) VAL [\old(x)=1, lsw=1, msw=2146435072, x=1] [L33-L34] COND FALSE !((msw == 0x00000000 && lsw == 0x00000000) || (msw == 0x80000000 && lsw == 0x00000000)) [L36-L37] COND FALSE !((msw >= 0x00100000 && msw <= 0x7fefffff) || (msw >= 0x80100000 && msw <= 0xffefffff)) [L39-L40] COND FALSE !(( msw <= 0x000fffff) || (msw >= 0x80000000 && msw <= 0x800fffff)) [L43-L44] COND FALSE !((msw == 0x7ff00000 && lsw == 0x00000000) || (msw == 0xfff00000 && lsw == 0x00000000)) [L47] RET return 0; [L52] EXPR __fpclassify_double(x) [L52] COND TRUE __fpclassify_double(x) == 0 [L53] RET return y; [L81] EXPR fmax_double(x, y) [L81] double res = fmax_double(x, y); [L84] EXPR res == 0.0 && __signbit_double(res) == 0 [L84] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L85] __VERIFIER_error() * 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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 178.86 ms. Allocated memory is still 1.0 GB. Free memory was 958.2 MB in the beginning and 944.8 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 62.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.1 MB). Free memory was 944.8 MB in the beginning and 1.2 GB in the end (delta: -216.6 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 351.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 32.6 MB). Peak memory consumption was 32.6 MB. Max. memory is 11.5 GB. * CodeCheck took 244.50 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: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. * Witness Printer took 3.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 10:17:41,566 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:17:41,567 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:17:41,575 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:17:41,575 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:17:41,576 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:17:41,577 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:17:41,578 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:17:41,579 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:17:41,579 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:17:41,580 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:17:41,580 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:17:41,581 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:17:41,582 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:17:41,582 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:17:41,583 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:17:41,583 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:17:41,585 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:17:41,587 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:17:41,588 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:17:41,589 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:17:41,589 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:17:41,591 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:17:41,591 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:17:41,591 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:17:41,593 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:17:41,593 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:17:41,594 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:17:41,594 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:17:41,595 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:17:41,595 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:17:41,596 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:17:41,596 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:17:41,596 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:17:41,597 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:17:41,597 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:17:41,598 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_36e0aa99-4f29-4a54-b3c2-094eb8d4d21c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 10:17:41,609 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:17:41,609 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:17:41,609 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:17:41,610 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 10:17:41,610 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 10:17:41,611 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 10:17:41,611 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:17:41,611 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 10:17:41,611 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 10:17:41,611 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:17:41,611 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:17:41,611 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:17:41,612 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:17:41,612 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 10:17:41,612 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 10:17:41,612 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 10:17:41,612 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:17:41,612 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:17:41,612 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:17:41,612 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 10:17:41,613 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 10:17:41,613 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:17:41,613 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:17:41,613 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 10:17:41,613 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:17:41,613 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:17:41,613 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:17:41,613 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 10:17:41,613 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 10:17:41,613 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:17:41,613 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 10:17:41,614 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 10:17:41,614 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_36e0aa99-4f29-4a54-b3c2-094eb8d4d21c/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 -> b649b8f673a0a47da0b16e77db6ba5e693ee3ba7 [2018-11-18 10:17:41,643 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:17:41,652 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:17:41,655 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:17:41,656 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:17:41,656 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:17:41,657 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_36e0aa99-4f29-4a54-b3c2-094eb8d4d21c/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1252a_true-unreach-call.c [2018-11-18 10:17:41,700 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_36e0aa99-4f29-4a54-b3c2-094eb8d4d21c/bin-2019/ukojak/data/c8df853a6/67c18ce354204f53b087029987eba896/FLAG173e6e511 [2018-11-18 10:17:42,101 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:17:42,102 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_36e0aa99-4f29-4a54-b3c2-094eb8d4d21c/sv-benchmarks/c/float-newlib/double_req_bl_1252a_true-unreach-call.c [2018-11-18 10:17:42,105 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_36e0aa99-4f29-4a54-b3c2-094eb8d4d21c/bin-2019/ukojak/data/c8df853a6/67c18ce354204f53b087029987eba896/FLAG173e6e511 [2018-11-18 10:17:42,113 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_36e0aa99-4f29-4a54-b3c2-094eb8d4d21c/bin-2019/ukojak/data/c8df853a6/67c18ce354204f53b087029987eba896 [2018-11-18 10:17:42,116 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:17:42,117 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 10:17:42,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:17:42,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:17:42,121 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:17:42,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:17:42" (1/1) ... [2018-11-18 10:17:42,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27a4379e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:42, skipping insertion in model container [2018-11-18 10:17:42,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:17:42" (1/1) ... [2018-11-18 10:17:42,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:17:42,150 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:17:42,283 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:17:42,287 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 10:17:42,308 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:17:42,329 INFO L195 MainTranslator]: Completed translation [2018-11-18 10:17:42,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:42 WrapperNode [2018-11-18 10:17:42,329 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:17:42,330 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 10:17:42,330 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 10:17:42,330 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 10:17:42,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:42" (1/1) ... [2018-11-18 10:17:42,343 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:42" (1/1) ... [2018-11-18 10:17:42,356 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 10:17:42,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 10:17:42,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 10:17:42,356 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 10:17:42,362 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:42" (1/1) ... [2018-11-18 10:17:42,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:42" (1/1) ... [2018-11-18 10:17:42,364 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:42" (1/1) ... [2018-11-18 10:17:42,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:42" (1/1) ... [2018-11-18 10:17:42,370 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:42" (1/1) ... [2018-11-18 10:17:42,411 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:42" (1/1) ... [2018-11-18 10:17:42,413 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:42" (1/1) ... [2018-11-18 10:17:42,416 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 10:17:42,416 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 10:17:42,416 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 10:17:42,416 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 10:17:42,417 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:17:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36e0aa99-4f29-4a54-b3c2-094eb8d4d21c/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 10:17:42,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 10:17:42,448 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_double [2018-11-18 10:17:42,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_double [2018-11-18 10:17:42,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 10:17:42,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 10:17:42,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 10:17:42,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 10:17:42,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 10:17:42,557 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:17:42,650 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:17:42,800 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 10:17:42,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:17:42 BoogieIcfgContainer [2018-11-18 10:17:42,801 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 10:17:42,802 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 10:17:42,802 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 10:17:42,811 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 10:17:42,811 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:17:42" (1/1) ... [2018-11-18 10:17:42,821 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:17:42,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:17:42,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-18 10:17:42,852 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-18 10:17:42,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 10:17:42,855 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:17:42,894 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 10:17:42,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:17:42,921 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:17:42,930 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 10:17:42,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:17:42,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2018-11-18 10:17:42,939 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2018-11-18 10:17:42,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 10:17:42,940 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:17:42,940 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 10:17:42,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:17:42,962 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:17:42,997 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 10:17:43,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:17:43,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 27 transitions. [2018-11-18 10:17:43,094 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-11-18 10:17:43,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 10:17:43,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:17:43,095 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 10:17:43,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:17:43,117 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:17:43,119 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 10:17:43,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:17:43,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 25 transitions. [2018-11-18 10:17:43,123 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2018-11-18 10:17:43,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 10:17:43,123 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:17:43,124 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 10:17:43,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:17:43,150 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:17:43,222 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 10:17:43,223 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 10:17:43,227 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 10:17:43,267 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 10:17:43,267 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 10:17:43,268 INFO L477 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 24 treesize of output 32 [2018-11-18 10:17:43,269 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 10:17:43,279 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 10:17:43,283 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 10:17:43,284 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 10 [2018-11-18 10:17:43,284 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 10:17:43,290 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 10:17:43,293 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 10:17:43,299 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 10:17:43,300 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:42, output treesize:14 [2018-11-18 10:17:43,342 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 10:17:43,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:17:43,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 27 states and 31 transitions. [2018-11-18 10:17:43,635 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2018-11-18 10:17:43,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 10:17:43,635 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:17:43,636 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 10:17:43,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:17:43,671 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:17:43,769 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 10:17:44,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:17:44,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 26 states and 29 transitions. [2018-11-18 10:17:44,058 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2018-11-18 10:17:44,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-18 10:17:44,059 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:17:44,059 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 10:17:44,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:17:44,093 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:17:44,154 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 10:17:44,155 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 10:17:44,155 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 10:17:44,156 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 10:17:44,157 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 10:17:44,249 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 10:17:44,250 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 10:17:44,251 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 10:17:44,275 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 27 treesize of output 21 [2018-11-18 10:17:44,276 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-18 10:17:44,288 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 8 treesize of output 6 [2018-11-18 10:17:44,291 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-11-18 10:17:44,291 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-18 10:17:44,293 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 10:17:44,299 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 10:17:44,311 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 10:17:44,311 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:71, output treesize:28 [2018-11-18 10:17:58,086 WARN L180 SmtUtils]: Spent 4.81 s on a formula simplification. DAG size of input: 5083 DAG size of output: 277 [2018-11-18 10:17:58,649 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 10:17:58,650 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 10:17:58,652 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 10:17:58,653 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 10:17:58,655 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 10:17:58,750 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 10:17:58,762 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 10:17:58,764 INFO L168 Benchmark]: Toolchain (without parser) took 16647.34 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 296.2 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -174.3 MB). Peak memory consumption was 121.9 MB. Max. memory is 11.5 GB. [2018-11-18 10:17:58,764 INFO L168 Benchmark]: CDTParser took 0.16 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 10:17:58,765 INFO L168 Benchmark]: CACSL2BoogieTranslator took 211.70 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 10:17:58,765 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.96 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 10:17:58,766 INFO L168 Benchmark]: Boogie Preprocessor took 59.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -169.9 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. [2018-11-18 10:17:58,766 INFO L168 Benchmark]: RCFGBuilder took 385.00 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: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2018-11-18 10:17:58,766 INFO L168 Benchmark]: CodeCheck took 15961.86 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 179.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -47.2 MB). Peak memory consumption was 132.6 MB. Max. memory is 11.5 GB. [2018-11-18 10:17:58,769 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 0.16 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 211.70 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 25.96 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 59.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -169.9 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 385.00 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: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. * CodeCheck took 15961.86 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 179.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -47.2 MB). Peak memory consumption was 132.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...