./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a8b1eb5a7109aada0c5a8e0cf18025c738de8d1a2cd1a38b7a389d7c7a6495a7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 04:52:43,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 04:52:43,638 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 04:52:43,695 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 04:52:43,696 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 04:52:43,701 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 04:52:43,703 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 04:52:43,706 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 04:52:43,709 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 04:52:43,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 04:52:43,718 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 04:52:43,719 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 04:52:43,720 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 04:52:43,723 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 04:52:43,726 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 04:52:43,733 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 04:52:43,736 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 04:52:43,737 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 04:52:43,739 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 04:52:43,744 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 04:52:43,750 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 04:52:43,752 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 04:52:43,755 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 04:52:43,756 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 04:52:43,763 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 04:52:43,764 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 04:52:43,764 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 04:52:43,767 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 04:52:43,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 04:52:43,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 04:52:43,770 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 04:52:43,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 04:52:43,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 04:52:43,774 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 04:52:43,775 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 04:52:43,776 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 04:52:43,776 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 04:52:43,777 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 04:52:43,777 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 04:52:43,778 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 04:52:43,778 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 04:52:43,779 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 04:52:43,820 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 04:52:43,820 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 04:52:43,822 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 04:52:43,822 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 04:52:43,823 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 04:52:43,823 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 04:52:43,824 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 04:52:43,824 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 04:52:43,824 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 04:52:43,824 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 04:52:43,824 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 04:52:43,825 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 04:52:43,825 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 04:52:43,825 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 04:52:43,825 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 04:52:43,825 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 04:52:43,825 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 04:52:43,826 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 04:52:43,826 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 04:52:43,826 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 04:52:43,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 04:52:43,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:52:43,827 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 04:52:43,827 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 04:52:43,827 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 04:52:43,827 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 04:52:43,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 04:52:43,828 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 04:52:43,828 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8b1eb5a7109aada0c5a8e0cf18025c738de8d1a2cd1a38b7a389d7c7a6495a7 [2021-11-21 04:52:44,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 04:52:44,119 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 04:52:44,123 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 04:52:44,124 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 04:52:44,125 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 04:52:44,127 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c [2021-11-21 04:52:44,221 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/data/77458c23d/f688afb8e5934990b93854aac3b846bb/FLAG58655952b [2021-11-21 04:52:44,658 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 04:52:44,659 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c [2021-11-21 04:52:44,667 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/data/77458c23d/f688afb8e5934990b93854aac3b846bb/FLAG58655952b [2021-11-21 04:52:45,028 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/data/77458c23d/f688afb8e5934990b93854aac3b846bb [2021-11-21 04:52:45,030 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 04:52:45,032 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 04:52:45,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 04:52:45,034 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 04:52:45,037 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 04:52:45,038 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:52:45" (1/1) ... [2021-11-21 04:52:45,039 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c4a07ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:45, skipping insertion in model container [2021-11-21 04:52:45,039 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:52:45" (1/1) ... [2021-11-21 04:52:45,046 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 04:52:45,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:52:45,252 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c[1314,1327] [2021-11-21 04:52:45,258 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:52:45,267 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 04:52:45,289 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c[1314,1327] [2021-11-21 04:52:45,291 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:52:45,306 INFO L208 MainTranslator]: Completed translation [2021-11-21 04:52:45,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:45 WrapperNode [2021-11-21 04:52:45,307 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 04:52:45,308 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 04:52:45,308 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 04:52:45,308 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 04:52:45,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:45" (1/1) ... [2021-11-21 04:52:45,336 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:45" (1/1) ... [2021-11-21 04:52:45,370 INFO L137 Inliner]: procedures = 18, calls = 37, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 108 [2021-11-21 04:52:45,370 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 04:52:45,371 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 04:52:45,371 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 04:52:45,372 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 04:52:45,380 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:45" (1/1) ... [2021-11-21 04:52:45,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:45" (1/1) ... [2021-11-21 04:52:45,386 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:45" (1/1) ... [2021-11-21 04:52:45,387 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:45" (1/1) ... [2021-11-21 04:52:45,406 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:45" (1/1) ... [2021-11-21 04:52:45,409 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:45" (1/1) ... [2021-11-21 04:52:45,412 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:45" (1/1) ... [2021-11-21 04:52:45,419 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 04:52:45,420 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 04:52:45,421 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 04:52:45,421 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 04:52:45,422 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:45" (1/1) ... [2021-11-21 04:52:45,430 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:52:45,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 04:52:45,459 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 04:52:45,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 04:52:45,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 04:52:45,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 04:52:45,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 04:52:45,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-21 04:52:45,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 04:52:45,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 04:52:45,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-11-21 04:52:45,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 04:52:45,596 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 04:52:45,598 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 04:52:45,743 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 04:52:45,766 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 04:52:45,766 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 04:52:45,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:52:45 BoogieIcfgContainer [2021-11-21 04:52:45,769 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 04:52:45,770 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 04:52:45,770 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 04:52:45,780 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 04:52:45,780 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:52:45" (1/1) ... [2021-11-21 04:52:45,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 04:52:45,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:52:45,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2021-11-21 04:52:45,857 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2021-11-21 04:52:45,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 04:52:45,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:52:45,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:52:45,902 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort Real not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:159) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-21 04:52:45,906 INFO L158 Benchmark]: Toolchain (without parser) took 873.30ms. Allocated memory is still 104.9MB. Free memory was 71.7MB in the beginning and 60.0MB in the end (delta: 11.7MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2021-11-21 04:52:45,907 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 104.9MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 04:52:45,908 INFO L158 Benchmark]: CACSL2BoogieTranslator took 273.34ms. Allocated memory is still 104.9MB. Free memory was 71.6MB in the beginning and 79.7MB in the end (delta: -8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 04:52:45,909 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.80ms. Allocated memory is still 104.9MB. Free memory was 79.7MB in the beginning and 78.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 04:52:45,910 INFO L158 Benchmark]: Boogie Preprocessor took 48.26ms. Allocated memory is still 104.9MB. Free memory was 78.1MB in the beginning and 76.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 04:52:45,911 INFO L158 Benchmark]: RCFGBuilder took 348.96ms. Allocated memory is still 104.9MB. Free memory was 76.6MB in the beginning and 66.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-21 04:52:45,912 INFO L158 Benchmark]: CodeCheck took 134.73ms. Allocated memory is still 104.9MB. Free memory was 65.7MB in the beginning and 60.0MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-21 04:52:45,916 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort Real not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort Real not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 104.9MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 273.34ms. Allocated memory is still 104.9MB. Free memory was 71.6MB in the beginning and 79.7MB in the end (delta: -8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.80ms. Allocated memory is still 104.9MB. Free memory was 79.7MB in the beginning and 78.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 48.26ms. Allocated memory is still 104.9MB. Free memory was 78.1MB in the beginning and 76.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 348.96ms. Allocated memory is still 104.9MB. Free memory was 76.6MB in the beginning and 66.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 134.73ms. Allocated memory is still 104.9MB. Free memory was 65.7MB in the beginning and 60.0MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 04:52:45,979 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a8b1eb5a7109aada0c5a8e0cf18025c738de8d1a2cd1a38b7a389d7c7a6495a7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 04:52:48,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 04:52:48,416 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 04:52:48,449 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 04:52:48,450 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 04:52:48,451 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 04:52:48,453 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 04:52:48,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 04:52:48,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 04:52:48,459 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 04:52:48,460 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 04:52:48,461 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 04:52:48,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 04:52:48,463 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 04:52:48,465 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 04:52:48,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 04:52:48,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 04:52:48,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 04:52:48,483 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 04:52:48,486 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 04:52:48,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 04:52:48,491 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 04:52:48,492 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 04:52:48,493 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 04:52:48,497 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 04:52:48,498 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 04:52:48,498 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 04:52:48,500 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 04:52:48,500 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 04:52:48,502 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 04:52:48,502 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 04:52:48,503 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 04:52:48,504 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 04:52:48,505 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 04:52:48,506 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 04:52:48,507 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 04:52:48,508 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 04:52:48,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 04:52:48,509 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 04:52:48,510 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 04:52:48,511 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 04:52:48,512 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-21 04:52:48,540 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 04:52:48,541 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 04:52:48,543 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 04:52:48,543 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 04:52:48,545 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 04:52:48,545 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 04:52:48,545 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 04:52:48,545 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 04:52:48,545 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 04:52:48,546 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 04:52:48,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 04:52:48,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 04:52:48,547 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 04:52:48,547 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-21 04:52:48,547 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-21 04:52:48,548 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-21 04:52:48,548 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 04:52:48,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 04:52:48,548 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 04:52:48,548 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 04:52:48,549 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 04:52:48,549 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 04:52:48,549 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 04:52:48,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:52:48,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 04:52:48,550 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 04:52:48,550 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 04:52:48,550 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-21 04:52:48,550 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-21 04:52:48,551 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 04:52:48,551 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-21 04:52:48,551 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 04:52:48,551 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8b1eb5a7109aada0c5a8e0cf18025c738de8d1a2cd1a38b7a389d7c7a6495a7 [2021-11-21 04:52:48,896 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 04:52:48,929 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 04:52:48,931 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 04:52:48,932 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 04:52:48,932 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 04:52:48,934 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c [2021-11-21 04:52:49,022 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/data/01b7687c3/738a4a3990a34800bbe8b06ea3c39096/FLAG795623530 [2021-11-21 04:52:49,672 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 04:52:49,672 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c [2021-11-21 04:52:49,681 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/data/01b7687c3/738a4a3990a34800bbe8b06ea3c39096/FLAG795623530 [2021-11-21 04:52:49,979 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/data/01b7687c3/738a4a3990a34800bbe8b06ea3c39096 [2021-11-21 04:52:49,981 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 04:52:49,983 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 04:52:49,984 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 04:52:49,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 04:52:49,988 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 04:52:49,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:52:49" (1/1) ... [2021-11-21 04:52:49,990 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e5cb161 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:49, skipping insertion in model container [2021-11-21 04:52:49,990 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:52:49" (1/1) ... [2021-11-21 04:52:49,998 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 04:52:50,015 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:52:50,165 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c[1314,1327] [2021-11-21 04:52:50,171 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:52:50,183 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 04:52:50,208 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c[1314,1327] [2021-11-21 04:52:50,211 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:52:50,227 INFO L208 MainTranslator]: Completed translation [2021-11-21 04:52:50,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:50 WrapperNode [2021-11-21 04:52:50,228 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 04:52:50,229 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 04:52:50,230 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 04:52:50,230 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 04:52:50,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:50" (1/1) ... [2021-11-21 04:52:50,249 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:50" (1/1) ... [2021-11-21 04:52:50,271 INFO L137 Inliner]: procedures = 19, calls = 37, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 109 [2021-11-21 04:52:50,271 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 04:52:50,272 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 04:52:50,272 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 04:52:50,273 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 04:52:50,280 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:50" (1/1) ... [2021-11-21 04:52:50,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:50" (1/1) ... [2021-11-21 04:52:50,285 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:50" (1/1) ... [2021-11-21 04:52:50,285 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:50" (1/1) ... [2021-11-21 04:52:50,294 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:50" (1/1) ... [2021-11-21 04:52:50,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:50" (1/1) ... [2021-11-21 04:52:50,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:50" (1/1) ... [2021-11-21 04:52:50,301 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 04:52:50,302 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 04:52:50,303 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 04:52:50,303 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 04:52:50,304 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:52:50" (1/1) ... [2021-11-21 04:52:50,310 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:52:50,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 04:52:50,339 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 04:52:50,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 04:52:50,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 04:52:50,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-11-21 04:52:50,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-21 04:52:50,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 04:52:50,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-11-21 04:52:50,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 04:52:50,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 04:52:50,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 04:52:50,493 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 04:52:50,495 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 04:52:51,872 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 04:52:51,904 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 04:52:51,904 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 04:52:51,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:52:51 BoogieIcfgContainer [2021-11-21 04:52:51,907 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 04:52:51,908 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 04:52:51,908 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 04:52:51,918 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 04:52:51,918 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:52:51" (1/1) ... [2021-11-21 04:52:51,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 04:52:51,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:52:51,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2021-11-21 04:52:51,979 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2021-11-21 04:52:51,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 04:52:51,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:52:51,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:52:52,029 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-21 04:52:52,033 INFO L158 Benchmark]: Toolchain (without parser) took 2049.36ms. Allocated memory is still 60.8MB. Free memory was 41.0MB in the beginning and 27.2MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-21 04:52:52,034 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 60.8MB. Free memory is still 41.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 04:52:52,035 INFO L158 Benchmark]: CACSL2BoogieTranslator took 244.09ms. Allocated memory is still 60.8MB. Free memory was 40.8MB in the beginning and 29.6MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-21 04:52:52,036 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.26ms. Allocated memory is still 60.8MB. Free memory was 29.6MB in the beginning and 27.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 04:52:52,036 INFO L158 Benchmark]: Boogie Preprocessor took 29.39ms. Allocated memory is still 60.8MB. Free memory was 27.8MB in the beginning and 26.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 04:52:52,037 INFO L158 Benchmark]: RCFGBuilder took 1604.51ms. Allocated memory is still 60.8MB. Free memory was 26.3MB in the beginning and 33.3MB in the end (delta: -7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 04:52:52,038 INFO L158 Benchmark]: CodeCheck took 124.10ms. Allocated memory is still 60.8MB. Free memory was 33.3MB in the beginning and 27.2MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-21 04:52:52,041 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 60.8MB. Free memory is still 41.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 244.09ms. Allocated memory is still 60.8MB. Free memory was 40.8MB in the beginning and 29.6MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.26ms. Allocated memory is still 60.8MB. Free memory was 29.6MB in the beginning and 27.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.39ms. Allocated memory is still 60.8MB. Free memory was 27.8MB in the beginning and 26.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1604.51ms. Allocated memory is still 60.8MB. Free memory was 26.3MB in the beginning and 33.3MB in the end (delta: -7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 124.10ms. Allocated memory is still 60.8MB. Free memory was 33.3MB in the beginning and 27.2MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 04:52:52,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2ee8e6-7b45-4658-88ee-ee5fc4dcb6fd/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared