./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB --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 b786ed311f07fa83d19e15eff80ed0c31b01d28b674f6a431fdb0a4267861a0f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:35:46,436 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:35:46,439 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:35:46,485 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:35:46,486 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:35:46,487 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:35:46,489 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:35:46,492 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:35:46,495 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:35:46,496 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:35:46,498 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:35:46,502 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:35:46,503 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:35:46,514 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:35:46,516 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:35:46,517 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:35:46,520 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:35:46,522 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:35:46,524 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:35:46,526 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:35:46,528 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:35:46,530 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:35:46,532 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:35:46,533 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:35:46,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:35:46,538 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:35:46,539 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:35:46,540 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:35:46,540 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:35:46,542 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:35:46,542 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:35:46,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:35:46,552 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:35:46,553 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:35:46,554 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:35:46,554 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:35:46,555 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:35:46,556 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:35:46,556 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:35:46,557 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:35:46,558 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:35:46,559 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:35:46,601 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:35:46,601 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:35:46,602 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:35:46,602 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:35:46,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:35:46,603 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:35:46,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:35:46,604 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:35:46,604 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:35:46,604 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:35:46,604 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:35:46,604 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:35:46,605 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:35:46,605 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:35:46,605 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:35:46,605 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:35:46,606 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:35:46,606 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:35:46,606 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:35:46,606 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:35:46,606 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:35:46,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:35:46,607 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:35:46,607 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:35:46,607 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:35:46,608 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:35:46,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:35:46,608 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:35:46,608 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_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b786ed311f07fa83d19e15eff80ed0c31b01d28b674f6a431fdb0a4267861a0f [2022-10-17 16:35:46,888 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:35:46,925 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:35:46,928 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:35:46,930 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:35:46,931 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:35:46,933 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c [2022-10-17 16:35:47,013 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/data/d9e6840d3/f9c5f06a184b44e69df3272f9279a990/FLAG3295ec59a [2022-10-17 16:35:47,468 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:35:47,469 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c [2022-10-17 16:35:47,476 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/data/d9e6840d3/f9c5f06a184b44e69df3272f9279a990/FLAG3295ec59a [2022-10-17 16:35:47,843 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/data/d9e6840d3/f9c5f06a184b44e69df3272f9279a990 [2022-10-17 16:35:47,848 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:35:47,851 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:35:47,856 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:35:47,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:35:47,861 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:35:47,862 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:35:47" (1/1) ... [2022-10-17 16:35:47,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44e43e70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:47, skipping insertion in model container [2022-10-17 16:35:47,865 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:35:47" (1/1) ... [2022-10-17 16:35:47,872 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:35:47,900 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:35:48,147 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_b6259b55-cd78-488a-849a-5f642e1d4a82/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c[1463,1476] [2022-10-17 16:35:48,160 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:48,170 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:35:48,220 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_b6259b55-cd78-488a-849a-5f642e1d4a82/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c[1463,1476] [2022-10-17 16:35:48,228 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:48,244 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:35:48,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:48 WrapperNode [2022-10-17 16:35:48,249 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:35:48,252 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:35:48,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:35:48,252 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:35:48,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:48" (1/1) ... [2022-10-17 16:35:48,286 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:48" (1/1) ... [2022-10-17 16:35:48,317 INFO L138 Inliner]: procedures = 18, calls = 78, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 199 [2022-10-17 16:35:48,318 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:35:48,318 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:35:48,319 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:35:48,319 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:35:48,327 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:48" (1/1) ... [2022-10-17 16:35:48,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:48" (1/1) ... [2022-10-17 16:35:48,331 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:48" (1/1) ... [2022-10-17 16:35:48,331 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:48" (1/1) ... [2022-10-17 16:35:48,341 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:48" (1/1) ... [2022-10-17 16:35:48,343 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:48" (1/1) ... [2022-10-17 16:35:48,345 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:48" (1/1) ... [2022-10-17 16:35:48,347 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:48" (1/1) ... [2022-10-17 16:35:48,350 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:35:48,351 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:35:48,351 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:35:48,351 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:35:48,352 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:48" (1/1) ... [2022-10-17 16:35:48,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:35:48,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:35:48,402 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:35:48,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:35:48,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:35:48,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:35:48,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:35:48,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-10-17 16:35:48,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:35:48,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:35:48,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-10-17 16:35:48,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:35:48,581 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:35:48,584 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:35:48,956 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:35:48,976 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:35:48,977 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:35:48,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:35:48 BoogieIcfgContainer [2022-10-17 16:35:48,979 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:35:48,980 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:35:48,981 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:35:48,991 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:35:48,991 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:35:48" (1/1) ... [2022-10-17 16:35:49,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:35:49,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:49,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2022-10-17 16:35:49,060 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2022-10-17 16:35:49,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:35:49,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:49,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:49,108 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:385) 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:153) 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) [2022-10-17 16:35:49,114 INFO L158 Benchmark]: Toolchain (without parser) took 1260.69ms. Allocated memory is still 102.8MB. Free memory was 57.7MB in the beginning and 48.8MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:35:49,115 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 102.8MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:35:49,116 INFO L158 Benchmark]: CACSL2BoogieTranslator took 393.62ms. Allocated memory is still 102.8MB. Free memory was 57.5MB in the beginning and 74.8MB in the end (delta: -17.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:35:49,118 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.04ms. Allocated memory is still 102.8MB. Free memory was 74.8MB in the beginning and 72.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:35:49,119 INFO L158 Benchmark]: Boogie Preprocessor took 31.62ms. Allocated memory is still 102.8MB. Free memory was 72.8MB in the beginning and 71.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:35:49,120 INFO L158 Benchmark]: RCFGBuilder took 628.78ms. Allocated memory is still 102.8MB. Free memory was 71.0MB in the beginning and 54.8MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-10-17 16:35:49,121 INFO L158 Benchmark]: CodeCheck took 130.40ms. Allocated memory is still 102.8MB. Free memory was 54.8MB in the beginning and 48.8MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:35:49,131 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:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 102.8MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 393.62ms. Allocated memory is still 102.8MB. Free memory was 57.5MB in the beginning and 74.8MB in the end (delta: -17.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.04ms. Allocated memory is still 102.8MB. Free memory was 74.8MB in the beginning and 72.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.62ms. Allocated memory is still 102.8MB. Free memory was 72.8MB in the beginning and 71.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 628.78ms. Allocated memory is still 102.8MB. Free memory was 71.0MB in the beginning and 54.8MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 130.40ms. Allocated memory is still 102.8MB. Free memory was 54.8MB in the beginning and 48.8MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:35:49,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/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_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB --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 b786ed311f07fa83d19e15eff80ed0c31b01d28b674f6a431fdb0a4267861a0f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:35:51,730 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:35:51,732 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:35:51,780 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:35:51,781 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:35:51,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:35:51,790 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:35:51,796 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:35:51,803 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:35:51,809 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:35:51,813 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:35:51,814 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:35:51,816 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:35:51,819 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:35:51,821 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:35:51,823 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:35:51,825 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:35:51,826 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:35:51,829 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:35:51,840 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:35:51,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:35:51,846 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:35:51,849 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:35:51,851 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:35:51,857 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:35:51,857 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:35:51,858 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:35:51,860 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:35:51,861 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:35:51,862 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:35:51,863 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:35:51,864 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:35:51,866 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:35:51,867 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:35:51,868 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:35:51,868 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:35:51,869 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:35:51,870 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:35:51,870 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:35:51,872 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:35:51,873 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:35:51,873 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:35:51,929 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:35:51,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:35:51,933 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:35:51,934 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:35:51,935 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:35:51,936 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:35:51,936 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:35:51,936 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:35:51,937 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:35:51,937 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:35:51,938 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:35:51,938 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:35:51,938 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:35:51,939 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:35:51,939 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:35:51,939 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:35:51,939 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:35:51,940 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:35:51,940 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:35:51,940 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:35:51,940 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:35:51,941 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:35:51,941 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:35:51,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:35:51,942 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:35:51,942 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:35:51,942 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:35:51,942 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:35:51,942 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:35:51,943 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:35:51,943 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:35:51,943 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:35:51,944 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_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b786ed311f07fa83d19e15eff80ed0c31b01d28b674f6a431fdb0a4267861a0f [2022-10-17 16:35:52,365 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:35:52,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:35:52,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:35:52,392 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:35:52,393 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:35:52,394 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c [2022-10-17 16:35:52,464 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/data/c246cbada/1ac34066f55245a3a97390ebdff68114/FLAGfdfa774ad [2022-10-17 16:35:52,990 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:35:52,991 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c [2022-10-17 16:35:52,999 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/data/c246cbada/1ac34066f55245a3a97390ebdff68114/FLAGfdfa774ad [2022-10-17 16:35:53,349 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/data/c246cbada/1ac34066f55245a3a97390ebdff68114 [2022-10-17 16:35:53,352 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:35:53,353 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:35:53,368 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:35:53,368 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:35:53,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:35:53,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:35:53" (1/1) ... [2022-10-17 16:35:53,373 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b6079e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:53, skipping insertion in model container [2022-10-17 16:35:53,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:35:53" (1/1) ... [2022-10-17 16:35:53,390 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:35:53,412 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:35:53,676 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_b6259b55-cd78-488a-849a-5f642e1d4a82/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c[1463,1476] [2022-10-17 16:35:53,696 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:53,723 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:35:53,764 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_b6259b55-cd78-488a-849a-5f642e1d4a82/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c[1463,1476] [2022-10-17 16:35:53,787 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:53,813 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:35:53,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:53 WrapperNode [2022-10-17 16:35:53,814 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:35:53,815 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:35:53,816 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:35:53,817 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:35:53,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:53" (1/1) ... [2022-10-17 16:35:53,835 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:53" (1/1) ... [2022-10-17 16:35:53,867 INFO L138 Inliner]: procedures = 19, calls = 78, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 200 [2022-10-17 16:35:53,869 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:35:53,870 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:35:53,871 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:35:53,871 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:35:53,880 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:53" (1/1) ... [2022-10-17 16:35:53,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:53" (1/1) ... [2022-10-17 16:35:53,886 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:53" (1/1) ... [2022-10-17 16:35:53,886 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:53" (1/1) ... [2022-10-17 16:35:53,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:53" (1/1) ... [2022-10-17 16:35:53,914 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:53" (1/1) ... [2022-10-17 16:35:53,923 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:53" (1/1) ... [2022-10-17 16:35:53,925 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:53" (1/1) ... [2022-10-17 16:35:53,929 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:35:53,931 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:35:53,931 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:35:53,931 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:35:53,932 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:53" (1/1) ... [2022-10-17 16:35:53,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:35:53,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:35:53,970 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:35:53,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:35:54,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:35:54,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2022-10-17 16:35:54,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:35:54,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:35:54,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-10-17 16:35:54,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:35:54,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:35:54,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:35:54,099 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:35:54,101 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:36:05,109 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:36:05,244 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:36:05,245 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:36:05,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:36:05 BoogieIcfgContainer [2022-10-17 16:36:05,248 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:36:05,249 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:36:05,249 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:36:05,258 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:36:05,258 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:36:05" (1/1) ... [2022-10-17 16:36:05,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:36:05,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:05,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2022-10-17 16:36:05,359 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2022-10-17 16:36:05,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:36:05,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:05,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:05,410 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:385) 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:153) 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) [2022-10-17 16:36:05,420 INFO L158 Benchmark]: Toolchain (without parser) took 12062.56ms. Allocated memory was 52.4MB in the beginning and 62.9MB in the end (delta: 10.5MB). Free memory was 28.4MB in the beginning and 34.3MB in the end (delta: -6.0MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2022-10-17 16:36:05,421 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 52.4MB. Free memory is still 33.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:36:05,423 INFO L158 Benchmark]: CACSL2BoogieTranslator took 446.75ms. Allocated memory was 52.4MB in the beginning and 62.9MB in the end (delta: 10.5MB). Free memory was 28.2MB in the beginning and 44.1MB in the end (delta: -15.9MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2022-10-17 16:36:05,424 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.50ms. Allocated memory is still 62.9MB. Free memory was 44.1MB in the beginning and 42.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:36:05,425 INFO L158 Benchmark]: Boogie Preprocessor took 59.42ms. Allocated memory is still 62.9MB. Free memory was 42.2MB in the beginning and 40.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:36:05,426 INFO L158 Benchmark]: RCFGBuilder took 11317.32ms. Allocated memory is still 62.9MB. Free memory was 40.1MB in the beginning and 40.5MB in the end (delta: -392.6kB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2022-10-17 16:36:05,428 INFO L158 Benchmark]: CodeCheck took 166.62ms. Allocated memory is still 62.9MB. Free memory was 40.5MB in the beginning and 34.3MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:36:05,440 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:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 52.4MB. Free memory is still 33.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 446.75ms. Allocated memory was 52.4MB in the beginning and 62.9MB in the end (delta: 10.5MB). Free memory was 28.2MB in the beginning and 44.1MB in the end (delta: -15.9MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.50ms. Allocated memory is still 62.9MB. Free memory was 44.1MB in the beginning and 42.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.42ms. Allocated memory is still 62.9MB. Free memory was 42.2MB in the beginning and 40.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 11317.32ms. Allocated memory is still 62.9MB. Free memory was 40.1MB in the beginning and 40.5MB in the end (delta: -392.6kB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. * CodeCheck took 166.62ms. Allocated memory is still 62.9MB. Free memory was 40.5MB in the beginning and 34.3MB 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. [2022-10-17 16:36:05,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6259b55-cd78-488a-849a-5f642e1d4a82/bin/ukojak-92XMlrwhuB/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