./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4/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_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --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-2329fc7 [2022-12-14 16:22:16,318 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 16:22:16,319 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 16:22:16,336 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 16:22:16,337 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 16:22:16,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 16:22:16,339 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 16:22:16,340 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 16:22:16,341 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 16:22:16,342 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 16:22:16,343 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 16:22:16,344 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 16:22:16,344 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 16:22:16,345 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 16:22:16,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 16:22:16,347 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 16:22:16,348 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 16:22:16,349 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 16:22:16,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 16:22:16,352 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 16:22:16,353 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 16:22:16,354 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 16:22:16,355 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 16:22:16,356 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 16:22:16,359 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 16:22:16,359 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 16:22:16,360 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 16:22:16,361 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 16:22:16,361 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 16:22:16,362 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 16:22:16,362 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 16:22:16,363 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 16:22:16,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 16:22:16,364 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 16:22:16,365 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 16:22:16,365 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 16:22:16,366 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 16:22:16,366 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 16:22:16,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 16:22:16,367 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 16:22:16,367 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 16:22:16,368 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 16:22:16,388 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 16:22:16,388 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 16:22:16,389 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 16:22:16,389 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 16:22:16,389 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 16:22:16,390 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 16:22:16,390 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 16:22:16,390 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 16:22:16,390 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 16:22:16,390 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 16:22:16,391 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 16:22:16,391 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 16:22:16,391 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 16:22:16,391 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 16:22:16,391 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 16:22:16,391 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 16:22:16,392 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 16:22:16,392 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 16:22:16,392 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 16:22:16,392 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 16:22:16,392 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 16:22:16,392 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 16:22:16,393 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 16:22:16,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:22:16,393 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 16:22:16,393 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 16:22:16,393 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 16:22:16,393 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 16:22:16,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 16:22:16,394 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 16:22:16,394 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_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b786ed311f07fa83d19e15eff80ed0c31b01d28b674f6a431fdb0a4267861a0f [2022-12-14 16:22:16,573 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 16:22:16,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 16:22:16,596 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 16:22:16,598 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 16:22:16,598 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 16:22:16,599 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c [2022-12-14 16:22:19,169 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 16:22:19,321 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 16:22:19,321 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c [2022-12-14 16:22:19,325 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4/data/05be629fa/913f8073d36f49e6b682c609d1a55950/FLAG8c2974f4d [2022-12-14 16:22:19,336 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4/data/05be629fa/913f8073d36f49e6b682c609d1a55950 [2022-12-14 16:22:19,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 16:22:19,339 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 16:22:19,340 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 16:22:19,340 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 16:22:19,342 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 16:22:19,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:22:19" (1/1) ... [2022-12-14 16:22:19,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5821c7b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:22:19, skipping insertion in model container [2022-12-14 16:22:19,344 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:22:19" (1/1) ... [2022-12-14 16:22:19,351 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 16:22:19,369 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 16:22:19,489 WARN L237 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_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c[1463,1476] [2022-12-14 16:22:19,496 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:22:19,503 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 16:22:19,522 WARN L237 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_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c[1463,1476] [2022-12-14 16:22:19,527 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:22:19,538 INFO L208 MainTranslator]: Completed translation [2022-12-14 16:22:19,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:22:19 WrapperNode [2022-12-14 16:22:19,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 16:22:19,539 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 16:22:19,539 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 16:22:19,539 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 16:22:19,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:22:19" (1/1) ... [2022-12-14 16:22:19,552 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:22:19" (1/1) ... [2022-12-14 16:22:19,574 INFO L138 Inliner]: procedures = 18, calls = 78, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 205 [2022-12-14 16:22:19,575 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 16:22:19,576 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 16:22:19,576 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 16:22:19,576 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 16:22:19,585 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:22:19" (1/1) ... [2022-12-14 16:22:19,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:22:19" (1/1) ... [2022-12-14 16:22:19,588 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:22:19" (1/1) ... [2022-12-14 16:22:19,588 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:22:19" (1/1) ... [2022-12-14 16:22:19,597 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:22:19" (1/1) ... [2022-12-14 16:22:19,599 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:22:19" (1/1) ... [2022-12-14 16:22:19,600 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:22:19" (1/1) ... [2022-12-14 16:22:19,601 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:22:19" (1/1) ... [2022-12-14 16:22:19,604 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 16:22:19,605 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 16:22:19,605 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 16:22:19,605 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 16:22:19,606 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:22:19" (1/1) ... [2022-12-14 16:22:19,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:22:19,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 16:22:19,634 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 16:22:19,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 16:22:19,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 16:22:19,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 16:22:19,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 16:22:19,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-12-14 16:22:19,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 16:22:19,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 16:22:19,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-12-14 16:22:19,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 16:22:19,737 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 16:22:19,740 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 16:22:19,886 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 16:22:19,910 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 16:22:19,910 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 16:22:19,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:22:19 BoogieIcfgContainer [2022-12-14 16:22:19,912 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 16:22:19,913 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 16:22:19,913 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 16:22:19,920 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 16:22:19,920 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:22:19" (1/1) ... [2022-12-14 16:22:19,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:22:19,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:22:19,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2022-12-14 16:22:19,966 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2022-12-14 16:22:19,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 16:22:19,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:22:19,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:22:19,998 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:156) 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) [2022-12-14 16:22:20,000 INFO L158 Benchmark]: Toolchain (without parser) took 661.12ms. Allocated memory is still 140.5MB. Free memory was 99.4MB in the beginning and 61.6MB in the end (delta: 37.8MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-12-14 16:22:20,001 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 140.5MB. Free memory is still 112.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:22:20,001 INFO L158 Benchmark]: CACSL2BoogieTranslator took 198.83ms. Allocated memory is still 140.5MB. Free memory was 99.0MB in the beginning and 87.8MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 16:22:20,001 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.02ms. Allocated memory is still 140.5MB. Free memory was 87.8MB in the beginning and 85.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 16:22:20,002 INFO L158 Benchmark]: Boogie Preprocessor took 28.59ms. Allocated memory is still 140.5MB. Free memory was 85.7MB in the beginning and 84.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:22:20,002 INFO L158 Benchmark]: RCFGBuilder took 307.64ms. Allocated memory is still 140.5MB. Free memory was 84.1MB in the beginning and 67.5MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 16:22:20,003 INFO L158 Benchmark]: CodeCheck took 86.47ms. Allocated memory is still 140.5MB. Free memory was 67.5MB in the beginning and 61.6MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 16:22:20,005 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 0.17ms. Allocated memory is still 140.5MB. Free memory is still 112.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 198.83ms. Allocated memory is still 140.5MB. Free memory was 99.0MB in the beginning and 87.8MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.02ms. Allocated memory is still 140.5MB. Free memory was 87.8MB in the beginning and 85.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.59ms. Allocated memory is still 140.5MB. Free memory was 85.7MB in the beginning and 84.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 307.64ms. Allocated memory is still 140.5MB. Free memory was 84.1MB in the beginning and 67.5MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 86.47ms. Allocated memory is still 140.5MB. Free memory was 67.5MB in the beginning and 61.6MB 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. [2022-12-14 16:22:20,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4/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_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --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-2329fc7 [2022-12-14 16:22:21,606 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 16:22:21,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 16:22:21,624 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 16:22:21,624 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 16:22:21,625 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 16:22:21,626 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 16:22:21,627 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 16:22:21,628 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 16:22:21,629 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 16:22:21,629 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 16:22:21,630 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 16:22:21,631 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 16:22:21,632 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 16:22:21,632 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 16:22:21,633 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 16:22:21,634 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 16:22:21,635 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 16:22:21,636 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 16:22:21,637 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 16:22:21,638 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 16:22:21,639 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 16:22:21,640 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 16:22:21,641 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 16:22:21,645 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 16:22:21,646 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 16:22:21,646 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 16:22:21,647 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 16:22:21,647 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 16:22:21,648 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 16:22:21,649 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 16:22:21,649 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 16:22:21,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 16:22:21,651 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 16:22:21,652 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 16:22:21,652 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 16:22:21,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 16:22:21,654 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 16:22:21,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 16:22:21,655 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 16:22:21,656 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 16:22:21,657 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-14 16:22:21,679 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 16:22:21,679 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 16:22:21,680 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 16:22:21,680 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 16:22:21,681 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 16:22:21,681 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 16:22:21,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 16:22:21,681 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 16:22:21,681 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 16:22:21,682 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 16:22:21,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 16:22:21,682 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 16:22:21,682 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 16:22:21,682 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 16:22:21,682 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 16:22:21,683 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 16:22:21,683 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 16:22:21,683 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 16:22:21,683 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 16:22:21,683 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 16:22:21,684 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 16:22:21,684 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 16:22:21,684 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 16:22:21,684 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 16:22:21,684 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 16:22:21,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:22:21,685 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 16:22:21,685 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 16:22:21,685 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 16:22:21,685 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 16:22:21,685 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 16:22:21,686 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 16:22:21,686 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 16:22:21,686 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 16:22:21,686 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_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b786ed311f07fa83d19e15eff80ed0c31b01d28b674f6a431fdb0a4267861a0f [2022-12-14 16:22:21,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 16:22:21,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 16:22:21,954 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 16:22:21,955 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 16:22:21,956 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 16:22:21,957 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c [2022-12-14 16:22:24,521 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 16:22:24,647 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 16:22:24,648 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c [2022-12-14 16:22:24,653 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4/data/c4609c5dc/a16910c9ace9453da9b432e4a000b89c/FLAGbe7ba7294 [2022-12-14 16:22:24,668 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4/data/c4609c5dc/a16910c9ace9453da9b432e4a000b89c [2022-12-14 16:22:24,670 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 16:22:24,671 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 16:22:24,673 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 16:22:24,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 16:22:24,676 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 16:22:24,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:22:24" (1/1) ... [2022-12-14 16:22:24,677 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19e458f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:22:24, skipping insertion in model container [2022-12-14 16:22:24,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:22:24" (1/1) ... [2022-12-14 16:22:24,684 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 16:22:24,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 16:22:24,820 WARN L237 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_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c[1463,1476] [2022-12-14 16:22:24,826 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:22:24,835 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 16:22:24,852 WARN L237 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_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c[1463,1476] [2022-12-14 16:22:24,856 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:22:24,867 INFO L208 MainTranslator]: Completed translation [2022-12-14 16:22:24,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:22:24 WrapperNode [2022-12-14 16:22:24,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 16:22:24,868 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 16:22:24,868 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 16:22:24,868 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 16:22:24,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:22:24" (1/1) ... [2022-12-14 16:22:24,881 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:22:24" (1/1) ... [2022-12-14 16:22:24,897 INFO L138 Inliner]: procedures = 19, calls = 78, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 206 [2022-12-14 16:22:24,897 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 16:22:24,897 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 16:22:24,898 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 16:22:24,898 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 16:22:24,904 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:22:24" (1/1) ... [2022-12-14 16:22:24,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:22:24" (1/1) ... [2022-12-14 16:22:24,907 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:22:24" (1/1) ... [2022-12-14 16:22:24,908 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:22:24" (1/1) ... [2022-12-14 16:22:24,914 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:22:24" (1/1) ... [2022-12-14 16:22:24,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:22:24" (1/1) ... [2022-12-14 16:22:24,917 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:22:24" (1/1) ... [2022-12-14 16:22:24,918 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:22:24" (1/1) ... [2022-12-14 16:22:24,920 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 16:22:24,921 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 16:22:24,921 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 16:22:24,921 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 16:22:24,922 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:22:24" (1/1) ... [2022-12-14 16:22:24,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:22:24,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 16:22:24,946 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 16:22:24,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 16:22:24,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 16:22:24,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2022-12-14 16:22:24,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 16:22:24,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 16:22:24,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-12-14 16:22:24,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 16:22:24,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 16:22:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 16:22:25,049 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 16:22:25,051 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 16:22:35,703 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 16:22:35,736 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 16:22:35,736 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 16:22:35,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:22:35 BoogieIcfgContainer [2022-12-14 16:22:35,738 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 16:22:35,739 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 16:22:35,739 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 16:22:35,746 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 16:22:35,746 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:22:35" (1/1) ... [2022-12-14 16:22:35,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:22:35,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:22:35,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2022-12-14 16:22:35,789 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2022-12-14 16:22:35,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 16:22:35,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:22:35,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:22:35,822 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:156) 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) [2022-12-14 16:22:35,825 INFO L158 Benchmark]: Toolchain (without parser) took 11153.15ms. Allocated memory is still 71.3MB. Free memory was 43.9MB in the beginning and 30.0MB in the end (delta: 13.9MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2022-12-14 16:22:35,825 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory is still 32.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:22:35,826 INFO L158 Benchmark]: CACSL2BoogieTranslator took 194.74ms. Allocated memory is still 71.3MB. Free memory was 43.8MB in the beginning and 49.2MB in the end (delta: -5.5MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2022-12-14 16:22:35,827 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.22ms. Allocated memory is still 71.3MB. Free memory was 48.9MB in the beginning and 47.1MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:22:35,827 INFO L158 Benchmark]: Boogie Preprocessor took 23.22ms. Allocated memory is still 71.3MB. Free memory was 47.1MB in the beginning and 44.8MB in the end (delta: 2.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 16:22:35,828 INFO L158 Benchmark]: RCFGBuilder took 10817.04ms. Allocated memory is still 71.3MB. Free memory was 44.8MB in the beginning and 35.9MB in the end (delta: 8.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 16:22:35,829 INFO L158 Benchmark]: CodeCheck took 85.27ms. Allocated memory is still 71.3MB. Free memory was 35.9MB in the beginning and 30.0MB in the end (delta: 5.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 16:22:35,832 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 0.15ms. Allocated memory is still 54.5MB. Free memory is still 32.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 194.74ms. Allocated memory is still 71.3MB. Free memory was 43.8MB in the beginning and 49.2MB in the end (delta: -5.5MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.22ms. Allocated memory is still 71.3MB. Free memory was 48.9MB in the beginning and 47.1MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.22ms. Allocated memory is still 71.3MB. Free memory was 47.1MB in the beginning and 44.8MB in the end (delta: 2.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 10817.04ms. Allocated memory is still 71.3MB. Free memory was 44.8MB in the beginning and 35.9MB in the end (delta: 8.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 85.27ms. Allocated memory is still 71.3MB. Free memory was 35.9MB in the beginning and 30.0MB in the end (delta: 5.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 16:22:35,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c287dcf-a2cb-4b4b-89b6-58251b9e70a8/bin/ukojak-rkRKPMF4O4/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