./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/interpolation.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_e339138f-f71c-4579-bf11-c3db9ac69d6d/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e339138f-f71c-4579-bf11-c3db9ac69d6d/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_e339138f-f71c-4579-bf11-c3db9ac69d6d/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e339138f-f71c-4579-bf11-c3db9ac69d6d/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e339138f-f71c-4579-bf11-c3db9ac69d6d/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e339138f-f71c-4579-bf11-c3db9ac69d6d/bin/ukojak-rkRKPMF4O4 --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 30f6a485d859f7eee00a1696279d966456b3a38851c6233a0367f621da73d6bd --- 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 19:46:21,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:46:21,209 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:46:21,227 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:46:21,227 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:46:21,228 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:46:21,229 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:46:21,231 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:46:21,232 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:46:21,233 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:46:21,234 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:46:21,235 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:46:21,235 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:46:21,236 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:46:21,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:46:21,239 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:46:21,239 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:46:21,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:46:21,242 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:46:21,244 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:46:21,245 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:46:21,246 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:46:21,247 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:46:21,248 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:46:21,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:46:21,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:46:21,252 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:46:21,253 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:46:21,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:46:21,254 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:46:21,254 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:46:21,255 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:46:21,256 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:46:21,257 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:46:21,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:46:21,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:46:21,258 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:46:21,258 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:46:21,259 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:46:21,260 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:46:21,260 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:46:21,261 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e339138f-f71c-4579-bf11-c3db9ac69d6d/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 19:46:21,288 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:46:21,288 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:46:21,289 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:46:21,289 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:46:21,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:46:21,290 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:46:21,290 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:46:21,290 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 19:46:21,290 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:46:21,296 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 19:46:21,296 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:46:21,296 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:46:21,296 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:46:21,296 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:46:21,296 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 19:46:21,297 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:46:21,297 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:46:21,297 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:46:21,297 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:46:21,297 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:46:21,297 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:46:21,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:46:21,297 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:46:21,297 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:46:21,298 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:46:21,298 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:46:21,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:46:21,298 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:46:21,298 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_e339138f-f71c-4579-bf11-c3db9ac69d6d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e339138f-f71c-4579-bf11-c3db9ac69d6d/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30f6a485d859f7eee00a1696279d966456b3a38851c6233a0367f621da73d6bd [2022-12-14 19:46:21,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:46:21,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:46:21,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:46:21,506 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:46:21,506 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:46:21,507 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e339138f-f71c-4579-bf11-c3db9ac69d6d/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/float-benchs/interpolation.c [2022-12-14 19:46:24,037 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:46:24,209 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:46:24,210 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e339138f-f71c-4579-bf11-c3db9ac69d6d/sv-benchmarks/c/float-benchs/interpolation.c [2022-12-14 19:46:24,214 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e339138f-f71c-4579-bf11-c3db9ac69d6d/bin/ukojak-rkRKPMF4O4/data/ea106840f/c02d13ca3a304d89b03b3149279fd815/FLAGd4d76c46f [2022-12-14 19:46:24,616 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e339138f-f71c-4579-bf11-c3db9ac69d6d/bin/ukojak-rkRKPMF4O4/data/ea106840f/c02d13ca3a304d89b03b3149279fd815 [2022-12-14 19:46:24,621 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:46:24,623 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:46:24,624 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:46:24,625 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:46:24,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:46:24,630 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:46:24" (1/1) ... [2022-12-14 19:46:24,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e1126c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:46:24, skipping insertion in model container [2022-12-14 19:46:24,632 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:46:24" (1/1) ... [2022-12-14 19:46:24,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:46:24,654 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:46:24,776 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_e339138f-f71c-4579-bf11-c3db9ac69d6d/sv-benchmarks/c/float-benchs/interpolation.c[449,462] [2022-12-14 19:46:24,794 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:46:24,802 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:46:24,813 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_e339138f-f71c-4579-bf11-c3db9ac69d6d/sv-benchmarks/c/float-benchs/interpolation.c[449,462] [2022-12-14 19:46:24,822 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:46:24,836 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:46:24,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:46:24 WrapperNode [2022-12-14 19:46:24,836 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:46:24,837 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:46:24,837 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:46:24,837 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:46:24,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:46:24" (1/1) ... [2022-12-14 19:46:24,852 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:46:24" (1/1) ... [2022-12-14 19:46:24,871 INFO L138 Inliner]: procedures = 18, calls = 31, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 76 [2022-12-14 19:46:24,872 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:46:24,872 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:46:24,872 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:46:24,873 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:46:24,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:46:24" (1/1) ... [2022-12-14 19:46:24,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:46:24" (1/1) ... [2022-12-14 19:46:24,883 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:46:24" (1/1) ... [2022-12-14 19:46:24,884 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:46:24" (1/1) ... [2022-12-14 19:46:24,890 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:46:24" (1/1) ... [2022-12-14 19:46:24,893 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:46:24" (1/1) ... [2022-12-14 19:46:24,894 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:46:24" (1/1) ... [2022-12-14 19:46:24,895 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:46:24" (1/1) ... [2022-12-14 19:46:24,898 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:46:24,899 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:46:24,899 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:46:24,899 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:46:24,899 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:46:24" (1/1) ... [2022-12-14 19:46:24,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:46:24,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e339138f-f71c-4579-bf11-c3db9ac69d6d/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:46:24,926 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e339138f-f71c-4579-bf11-c3db9ac69d6d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:46:24,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e339138f-f71c-4579-bf11-c3db9ac69d6d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:46:24,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:46:24,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 19:46:24,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 19:46:24,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-12-14 19:46:24,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:46:24,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:46:24,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-12-14 19:46:24,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 19:46:25,026 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:46:25,028 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:46:25,137 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:46:25,181 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:46:25,182 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 19:46:25,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:46:25 BoogieIcfgContainer [2022-12-14 19:46:25,184 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:46:25,185 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:46:25,185 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:46:25,195 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:46:25,195 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:46:25" (1/1) ... [2022-12-14 19:46:25,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:46:25,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:46:25,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2022-12-14 19:46:25,258 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2022-12-14 19:46:25,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 19:46:25,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:46:25,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:46:25,296 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 19:46:25,300 INFO L158 Benchmark]: Toolchain (without parser) took 676.21ms. Allocated memory is still 157.3MB. Free memory was 126.7MB in the beginning and 92.5MB in the end (delta: 34.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-12-14 19:46:25,300 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 157.3MB. Free memory is still 124.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:46:25,300 INFO L158 Benchmark]: CACSL2BoogieTranslator took 212.00ms. Allocated memory is still 157.3MB. Free memory was 126.1MB in the beginning and 116.0MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 19:46:25,301 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.54ms. Allocated memory is still 157.3MB. Free memory was 116.0MB in the beginning and 113.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:46:25,301 INFO L158 Benchmark]: Boogie Preprocessor took 25.42ms. Allocated memory is still 157.3MB. Free memory was 113.8MB in the beginning and 112.9MB in the end (delta: 909.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:46:25,302 INFO L158 Benchmark]: RCFGBuilder took 285.89ms. Allocated memory is still 157.3MB. Free memory was 112.9MB in the beginning and 98.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 19:46:25,302 INFO L158 Benchmark]: CodeCheck took 113.39ms. Allocated memory is still 157.3MB. Free memory was 98.2MB in the beginning and 92.5MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 19:46:25,305 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 0.15ms. Allocated memory is still 157.3MB. Free memory is still 124.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 212.00ms. Allocated memory is still 157.3MB. Free memory was 126.1MB in the beginning and 116.0MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.54ms. Allocated memory is still 157.3MB. Free memory was 116.0MB in the beginning and 113.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.42ms. Allocated memory is still 157.3MB. Free memory was 113.8MB in the beginning and 112.9MB in the end (delta: 909.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 285.89ms. Allocated memory is still 157.3MB. Free memory was 112.9MB in the beginning and 98.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 113.39ms. Allocated memory is still 157.3MB. Free memory was 98.2MB in the beginning and 92.5MB in the end (delta: 5.7MB). 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 19:46:25,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e339138f-f71c-4579-bf11-c3db9ac69d6d/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_e339138f-f71c-4579-bf11-c3db9ac69d6d/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e339138f-f71c-4579-bf11-c3db9ac69d6d/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_e339138f-f71c-4579-bf11-c3db9ac69d6d/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e339138f-f71c-4579-bf11-c3db9ac69d6d/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e339138f-f71c-4579-bf11-c3db9ac69d6d/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e339138f-f71c-4579-bf11-c3db9ac69d6d/bin/ukojak-rkRKPMF4O4 --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 30f6a485d859f7eee00a1696279d966456b3a38851c6233a0367f621da73d6bd --- 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 19:46:26,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:46:26,842 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:46:26,861 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:46:26,861 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:46:26,862 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:46:26,863 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:46:26,864 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:46:26,865 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:46:26,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:46:26,867 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:46:26,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:46:26,868 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:46:26,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:46:26,869 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:46:26,870 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:46:26,871 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:46:26,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:46:26,873 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:46:26,874 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:46:26,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:46:26,876 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:46:26,877 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:46:26,878 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:46:26,880 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:46:26,881 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:46:26,881 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:46:26,881 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:46:26,882 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:46:26,882 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:46:26,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:46:26,883 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:46:26,884 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:46:26,884 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:46:26,885 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:46:26,885 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:46:26,885 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:46:26,886 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:46:26,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:46:26,887 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:46:26,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:46:26,888 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e339138f-f71c-4579-bf11-c3db9ac69d6d/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-14 19:46:26,904 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:46:26,904 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:46:26,904 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:46:26,905 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:46:26,905 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:46:26,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:46:26,905 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:46:26,905 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 19:46:26,906 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 19:46:26,906 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:46:26,906 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:46:26,906 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:46:26,906 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:46:26,906 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 19:46:26,906 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 19:46:26,906 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 19:46:26,906 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 19:46:26,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:46:26,907 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:46:26,907 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:46:26,907 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:46:26,907 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:46:26,907 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:46:26,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:46:26,908 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:46:26,908 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:46:26,908 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:46:26,908 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 19:46:26,908 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 19:46:26,908 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:46:26,908 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 19:46:26,908 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 19:46:26,909 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_e339138f-f71c-4579-bf11-c3db9ac69d6d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e339138f-f71c-4579-bf11-c3db9ac69d6d/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30f6a485d859f7eee00a1696279d966456b3a38851c6233a0367f621da73d6bd [2022-12-14 19:46:27,146 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:46:27,162 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:46:27,164 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:46:27,165 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:46:27,165 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:46:27,166 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e339138f-f71c-4579-bf11-c3db9ac69d6d/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/float-benchs/interpolation.c [2022-12-14 19:46:29,849 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:46:29,990 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:46:29,990 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e339138f-f71c-4579-bf11-c3db9ac69d6d/sv-benchmarks/c/float-benchs/interpolation.c [2022-12-14 19:46:29,995 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e339138f-f71c-4579-bf11-c3db9ac69d6d/bin/ukojak-rkRKPMF4O4/data/203ba833e/d777ad9c89c94e1bb3c75565433f3183/FLAGcf3b2abec [2022-12-14 19:46:30,007 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e339138f-f71c-4579-bf11-c3db9ac69d6d/bin/ukojak-rkRKPMF4O4/data/203ba833e/d777ad9c89c94e1bb3c75565433f3183 [2022-12-14 19:46:30,009 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:46:30,010 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:46:30,012 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:46:30,012 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:46:30,015 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:46:30,016 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:46:30" (1/1) ... [2022-12-14 19:46:30,017 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50b9a86d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:46:30, skipping insertion in model container [2022-12-14 19:46:30,017 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:46:30" (1/1) ... [2022-12-14 19:46:30,025 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:46:30,038 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:46:30,157 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_e339138f-f71c-4579-bf11-c3db9ac69d6d/sv-benchmarks/c/float-benchs/interpolation.c[449,462] [2022-12-14 19:46:30,173 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:46:30,182 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:46:30,192 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_e339138f-f71c-4579-bf11-c3db9ac69d6d/sv-benchmarks/c/float-benchs/interpolation.c[449,462] [2022-12-14 19:46:30,199 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:46:30,211 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:46:30,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:46:30 WrapperNode [2022-12-14 19:46:30,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:46:30,212 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:46:30,212 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:46:30,212 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:46:30,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:46:30" (1/1) ... [2022-12-14 19:46:30,228 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:46:30" (1/1) ... [2022-12-14 19:46:30,248 INFO L138 Inliner]: procedures = 19, calls = 31, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 77 [2022-12-14 19:46:30,248 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:46:30,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:46:30,249 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:46:30,249 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:46:30,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:46:30" (1/1) ... [2022-12-14 19:46:30,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:46:30" (1/1) ... [2022-12-14 19:46:30,259 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:46:30" (1/1) ... [2022-12-14 19:46:30,259 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:46:30" (1/1) ... [2022-12-14 19:46:30,264 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:46:30" (1/1) ... [2022-12-14 19:46:30,267 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:46:30" (1/1) ... [2022-12-14 19:46:30,268 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:46:30" (1/1) ... [2022-12-14 19:46:30,269 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:46:30" (1/1) ... [2022-12-14 19:46:30,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:46:30,272 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:46:30,272 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:46:30,272 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:46:30,272 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:46:30" (1/1) ... [2022-12-14 19:46:30,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:46:30,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e339138f-f71c-4579-bf11-c3db9ac69d6d/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:46:30,297 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e339138f-f71c-4579-bf11-c3db9ac69d6d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:46:30,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e339138f-f71c-4579-bf11-c3db9ac69d6d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:46:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:46:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2022-12-14 19:46:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 19:46:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 19:46:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-12-14 19:46:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:46:30,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:46:30,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 19:46:30,415 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:46:30,417 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:46:30,866 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:46:30,925 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:46:30,925 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 19:46:30,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:46:30 BoogieIcfgContainer [2022-12-14 19:46:30,928 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:46:30,929 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:46:30,929 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:46:30,938 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:46:30,938 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:46:30" (1/1) ... [2022-12-14 19:46:30,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:46:30,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:46:30,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2022-12-14 19:46:30,993 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2022-12-14 19:46:30,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 19:46:30,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:46:30,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:46:31,031 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 19:46:31,034 INFO L158 Benchmark]: Toolchain (without parser) took 1023.25ms. Allocated memory is still 75.5MB. Free memory was 54.2MB in the beginning and 53.8MB in the end (delta: 434.0kB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2022-12-14 19:46:31,034 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 58.7MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:46:31,035 INFO L158 Benchmark]: CACSL2BoogieTranslator took 199.85ms. Allocated memory is still 75.5MB. Free memory was 54.0MB in the beginning and 43.0MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 19:46:31,035 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.17ms. Allocated memory is still 75.5MB. Free memory was 42.8MB in the beginning and 41.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:46:31,036 INFO L158 Benchmark]: Boogie Preprocessor took 22.10ms. Allocated memory is still 75.5MB. Free memory was 41.1MB in the beginning and 39.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:46:31,036 INFO L158 Benchmark]: RCFGBuilder took 656.62ms. Allocated memory is still 75.5MB. Free memory was 39.5MB in the beginning and 35.8MB in the end (delta: 3.7MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2022-12-14 19:46:31,037 INFO L158 Benchmark]: CodeCheck took 104.27ms. Allocated memory is still 75.5MB. Free memory was 35.8MB in the beginning and 53.8MB in the end (delta: -18.0MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2022-12-14 19:46:31,038 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 0.11ms. Allocated memory is still 58.7MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 199.85ms. Allocated memory is still 75.5MB. Free memory was 54.0MB in the beginning and 43.0MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.17ms. Allocated memory is still 75.5MB. Free memory was 42.8MB in the beginning and 41.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.10ms. Allocated memory is still 75.5MB. Free memory was 41.1MB in the beginning and 39.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 656.62ms. Allocated memory is still 75.5MB. Free memory was 39.5MB in the beginning and 35.8MB in the end (delta: 3.7MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. * CodeCheck took 104.27ms. Allocated memory is still 75.5MB. Free memory was 35.8MB in the beginning and 53.8MB in the end (delta: -18.0MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 19:46:31,066 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e339138f-f71c-4579-bf11-c3db9ac69d6d/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