./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ --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 a4b21fc033f5ea5cebc3419535848f3ce92b08a7177da8a580c018ae56dea99e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:25:02,536 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:25:02,539 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:25:02,571 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:25:02,572 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:25:02,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:25:02,580 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:25:02,585 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:25:02,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:25:02,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:25:02,594 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:25:02,596 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:25:02,596 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:25:02,599 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:25:02,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:25:02,605 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:25:02,606 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:25:02,608 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:25:02,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:25:02,620 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:25:02,622 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:25:02,624 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:25:02,627 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:25:02,628 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:25:02,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:25:02,638 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:25:02,638 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:25:02,640 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:25:02,641 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:25:02,642 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:25:02,643 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:25:02,644 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:25:02,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:25:02,648 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:25:02,649 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:25:02,649 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:25:02,650 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:25:02,650 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:25:02,651 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:25:02,652 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:25:02,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:25:02,654 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:25:02,700 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:25:02,702 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:25:02,704 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:25:02,704 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:25:02,705 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:25:02,705 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:25:02,705 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:25:02,706 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:25:02,706 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:25:02,706 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:25:02,707 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:25:02,707 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:25:02,708 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:25:02,708 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:25:02,708 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:25:02,708 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:25:02,709 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:25:02,709 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:25:02,709 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:25:02,709 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:25:02,710 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:25:02,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:25:02,710 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:25:02,710 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:25:02,710 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:25:02,711 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:25:02,711 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:25:02,711 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:25:02,711 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_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4b21fc033f5ea5cebc3419535848f3ce92b08a7177da8a580c018ae56dea99e [2021-11-23 00:25:03,014 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:25:03,035 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:25:03,038 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:25:03,039 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:25:03,040 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:25:03,042 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c [2021-11-23 00:25:03,114 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/data/d03fad94c/a13102ce5419466f8a995565372ff3f2/FLAGc83d165f3 [2021-11-23 00:25:03,655 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:25:03,656 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c [2021-11-23 00:25:03,663 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/data/d03fad94c/a13102ce5419466f8a995565372ff3f2/FLAGc83d165f3 [2021-11-23 00:25:04,025 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/data/d03fad94c/a13102ce5419466f8a995565372ff3f2 [2021-11-23 00:25:04,028 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:25:04,029 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:25:04,031 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:25:04,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:25:04,035 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:25:04,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:25:04" (1/1) ... [2021-11-23 00:25:04,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71bed2fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:04, skipping insertion in model container [2021-11-23 00:25:04,037 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:25:04" (1/1) ... [2021-11-23 00:25:04,045 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:25:04,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:25:04,253 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_f956fa62-447f-47e5-a3f4-b542afe1244f/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c[1463,1476] [2021-11-23 00:25:04,259 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:25:04,267 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:25:04,292 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_f956fa62-447f-47e5-a3f4-b542afe1244f/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c[1463,1476] [2021-11-23 00:25:04,296 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:25:04,310 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:25:04,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:04 WrapperNode [2021-11-23 00:25:04,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:25:04,312 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:25:04,312 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:25:04,313 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:25:04,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:04" (1/1) ... [2021-11-23 00:25:04,329 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:04" (1/1) ... [2021-11-23 00:25:04,354 INFO L137 Inliner]: procedures = 18, calls = 63, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 148 [2021-11-23 00:25:04,354 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:25:04,355 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:25:04,355 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:25:04,355 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:25:04,364 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:04" (1/1) ... [2021-11-23 00:25:04,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:04" (1/1) ... [2021-11-23 00:25:04,367 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:04" (1/1) ... [2021-11-23 00:25:04,368 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:04" (1/1) ... [2021-11-23 00:25:04,376 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:04" (1/1) ... [2021-11-23 00:25:04,379 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:04" (1/1) ... [2021-11-23 00:25:04,380 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:04" (1/1) ... [2021-11-23 00:25:04,383 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:25:04,384 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:25:04,384 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:25:04,384 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:25:04,385 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:04" (1/1) ... [2021-11-23 00:25:04,393 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:25:04,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:25:04,414 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:25:04,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:25:04,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:25:04,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:25:04,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:25:04,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-23 00:25:04,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:25:04,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:25:04,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-11-23 00:25:04,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:25:04,534 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:25:04,536 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:25:04,802 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:25:04,815 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:25:04,815 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:25:04,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:25:04 BoogieIcfgContainer [2021-11-23 00:25:04,831 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:25:04,832 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:25:04,832 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:25:04,841 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:25:04,842 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:25:04" (1/1) ... [2021-11-23 00:25:04,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:25:04,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:04,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2021-11-23 00:25:04,945 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2021-11-23 00:25:04,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:25:04,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:04,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:04,999 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) [2021-11-23 00:25:05,005 INFO L158 Benchmark]: Toolchain (without parser) took 973.21ms. Allocated memory is still 119.5MB. Free memory was 78.9MB in the beginning and 70.3MB in the end (delta: 8.5MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2021-11-23 00:25:05,006 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 119.5MB. Free memory is still 95.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:25:05,008 INFO L158 Benchmark]: CACSL2BoogieTranslator took 280.17ms. Allocated memory is still 119.5MB. Free memory was 78.7MB in the beginning and 92.1MB in the end (delta: -13.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 00:25:05,009 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.14ms. Allocated memory is still 119.5MB. Free memory was 92.1MB in the beginning and 90.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:25:05,010 INFO L158 Benchmark]: Boogie Preprocessor took 28.45ms. Allocated memory is still 119.5MB. Free memory was 90.1MB in the beginning and 88.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:25:05,011 INFO L158 Benchmark]: RCFGBuilder took 446.70ms. Allocated memory is still 119.5MB. Free memory was 88.9MB in the beginning and 76.4MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 00:25:05,013 INFO L158 Benchmark]: CodeCheck took 170.47ms. Allocated memory is still 119.5MB. Free memory was 76.4MB in the beginning and 70.3MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 00:25:05,023 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 0.29ms. Allocated memory is still 119.5MB. Free memory is still 95.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 280.17ms. Allocated memory is still 119.5MB. Free memory was 78.7MB in the beginning and 92.1MB in the end (delta: -13.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.14ms. Allocated memory is still 119.5MB. Free memory was 92.1MB in the beginning and 90.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.45ms. Allocated memory is still 119.5MB. Free memory was 90.1MB in the beginning and 88.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 446.70ms. Allocated memory is still 119.5MB. Free memory was 88.9MB in the beginning and 76.4MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 170.47ms. Allocated memory is still 119.5MB. Free memory was 76.4MB in the beginning and 70.3MB 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. [2021-11-23 00:25:05,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/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_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ --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 a4b21fc033f5ea5cebc3419535848f3ce92b08a7177da8a580c018ae56dea99e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:25:07,580 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:25:07,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:25:07,616 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:25:07,617 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:25:07,619 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:25:07,621 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:25:07,623 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:25:07,626 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:25:07,627 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:25:07,628 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:25:07,630 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:25:07,631 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:25:07,632 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:25:07,634 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:25:07,636 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:25:07,637 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:25:07,638 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:25:07,640 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:25:07,643 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:25:07,645 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:25:07,646 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:25:07,648 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:25:07,649 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:25:07,653 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:25:07,654 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:25:07,654 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:25:07,655 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:25:07,656 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:25:07,657 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:25:07,658 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:25:07,659 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:25:07,660 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:25:07,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:25:07,662 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:25:07,663 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:25:07,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:25:07,665 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:25:07,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:25:07,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:25:07,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:25:07,668 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 00:25:07,694 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:25:07,695 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:25:07,696 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:25:07,696 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:25:07,697 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:25:07,698 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:25:07,698 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:25:07,698 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:25:07,699 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:25:07,699 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:25:07,699 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:25:07,700 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:25:07,700 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:25:07,700 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 00:25:07,701 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 00:25:07,701 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 00:25:07,701 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:25:07,702 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:25:07,702 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:25:07,702 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:25:07,703 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:25:07,703 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:25:07,703 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:25:07,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:25:07,704 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:25:07,704 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:25:07,705 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:25:07,705 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 00:25:07,705 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 00:25:07,705 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:25:07,706 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 00:25:07,706 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 00:25:07,706 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_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4b21fc033f5ea5cebc3419535848f3ce92b08a7177da8a580c018ae56dea99e [2021-11-23 00:25:08,066 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:25:08,101 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:25:08,104 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:25:08,105 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:25:08,105 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:25:08,107 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c [2021-11-23 00:25:08,188 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/data/cf8730d44/aa431da6a4f04f00915363af2b6535b5/FLAGcc2456330 [2021-11-23 00:25:08,775 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:25:08,776 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c [2021-11-23 00:25:08,787 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/data/cf8730d44/aa431da6a4f04f00915363af2b6535b5/FLAGcc2456330 [2021-11-23 00:25:09,114 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/data/cf8730d44/aa431da6a4f04f00915363af2b6535b5 [2021-11-23 00:25:09,116 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:25:09,118 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:25:09,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:25:09,121 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:25:09,125 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:25:09,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:25:09" (1/1) ... [2021-11-23 00:25:09,127 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ceb365c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:09, skipping insertion in model container [2021-11-23 00:25:09,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:25:09" (1/1) ... [2021-11-23 00:25:09,134 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:25:09,155 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:25:09,392 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_f956fa62-447f-47e5-a3f4-b542afe1244f/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c[1463,1476] [2021-11-23 00:25:09,397 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:25:09,412 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:25:09,475 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_f956fa62-447f-47e5-a3f4-b542afe1244f/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c[1463,1476] [2021-11-23 00:25:09,479 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:25:09,497 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:25:09,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:09 WrapperNode [2021-11-23 00:25:09,498 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:25:09,499 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:25:09,499 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:25:09,499 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:25:09,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:09" (1/1) ... [2021-11-23 00:25:09,530 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:09" (1/1) ... [2021-11-23 00:25:09,569 INFO L137 Inliner]: procedures = 19, calls = 63, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 149 [2021-11-23 00:25:09,569 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:25:09,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:25:09,570 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:25:09,571 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:25:09,579 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:09" (1/1) ... [2021-11-23 00:25:09,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:09" (1/1) ... [2021-11-23 00:25:09,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:09" (1/1) ... [2021-11-23 00:25:09,600 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:09" (1/1) ... [2021-11-23 00:25:09,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:09" (1/1) ... [2021-11-23 00:25:09,624 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:09" (1/1) ... [2021-11-23 00:25:09,628 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:09" (1/1) ... [2021-11-23 00:25:09,641 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:25:09,642 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:25:09,642 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:25:09,642 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:25:09,643 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:09" (1/1) ... [2021-11-23 00:25:09,650 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:25:09,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:25:09,676 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:25:09,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:25:09,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:25:09,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-11-23 00:25:09,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 00:25:09,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:25:09,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-11-23 00:25:09,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:25:09,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:25:09,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:25:09,844 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:25:09,847 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:25:20,563 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:25:20,614 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:25:20,614 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:25:20,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:25:20 BoogieIcfgContainer [2021-11-23 00:25:20,617 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:25:20,618 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:25:20,618 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:25:20,629 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:25:20,629 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:25:20" (1/1) ... [2021-11-23 00:25:20,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:25:20,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:20,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2021-11-23 00:25:20,699 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2021-11-23 00:25:20,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:25:20,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:20,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:20,749 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) [2021-11-23 00:25:20,754 INFO L158 Benchmark]: Toolchain (without parser) took 11634.91ms. Allocated memory was 54.5MB in the beginning and 77.6MB in the end (delta: 23.1MB). Free memory was 32.6MB in the beginning and 41.1MB in the end (delta: -8.5MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2021-11-23 00:25:20,755 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 54.5MB. Free memory is still 35.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:25:20,755 INFO L158 Benchmark]: CACSL2BoogieTranslator took 377.56ms. Allocated memory is still 54.5MB. Free memory was 32.3MB in the beginning and 35.0MB in the end (delta: -2.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 00:25:20,756 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.48ms. Allocated memory is still 54.5MB. Free memory was 35.0MB in the beginning and 33.1MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:25:20,757 INFO L158 Benchmark]: Boogie Preprocessor took 70.97ms. Allocated memory is still 54.5MB. Free memory was 33.1MB in the beginning and 31.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:25:20,758 INFO L158 Benchmark]: RCFGBuilder took 10975.28ms. Allocated memory was 54.5MB in the beginning and 77.6MB in the end (delta: 23.1MB). Free memory was 31.4MB in the beginning and 47.4MB in the end (delta: -16.0MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2021-11-23 00:25:20,758 INFO L158 Benchmark]: CodeCheck took 134.01ms. Allocated memory is still 77.6MB. Free memory was 47.4MB in the beginning and 41.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 00:25:20,767 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 0.34ms. Allocated memory is still 54.5MB. Free memory is still 35.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 377.56ms. Allocated memory is still 54.5MB. Free memory was 32.3MB in the beginning and 35.0MB in the end (delta: -2.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.48ms. Allocated memory is still 54.5MB. Free memory was 35.0MB in the beginning and 33.1MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 70.97ms. Allocated memory is still 54.5MB. Free memory was 33.1MB in the beginning and 31.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 10975.28ms. Allocated memory was 54.5MB in the beginning and 77.6MB in the end (delta: 23.1MB). Free memory was 31.4MB in the beginning and 47.4MB in the end (delta: -16.0MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * CodeCheck took 134.01ms. Allocated memory is still 77.6MB. Free memory was 47.4MB in the beginning and 41.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:25:20,851 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f956fa62-447f-47e5-a3f4-b542afe1244f/bin/ukojak-LBtLqBUTdQ/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