./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ --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 3507c00d68b8e41390815967879286d70904cb2355267878593fbddaafb4b556 --- 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-6b4ec56 [2022-11-20 16:30:44,083 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:30:44,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:30:44,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:30:44,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:30:44,127 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:30:44,128 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:30:44,130 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:30:44,132 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:30:44,133 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:30:44,134 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:30:44,140 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:30:44,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:30:44,146 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:30:44,149 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:30:44,151 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:30:44,153 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:30:44,155 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:30:44,157 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:30:44,164 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:30:44,165 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:30:44,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:30:44,170 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:30:44,171 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:30:44,181 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:30:44,181 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:30:44,182 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:30:44,184 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:30:44,184 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:30:44,185 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:30:44,185 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:30:44,186 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:30:44,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:30:44,189 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:30:44,191 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:30:44,192 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:30:44,192 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:30:44,193 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:30:44,193 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:30:44,194 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:30:44,195 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:30:44,196 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 16:30:44,230 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:30:44,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:30:44,236 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:30:44,236 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:30:44,236 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:30:44,237 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:30:44,237 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:30:44,237 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:30:44,237 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:30:44,237 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:30:44,238 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:30:44,239 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:30:44,239 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:30:44,239 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:30:44,239 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:30:44,239 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:30:44,240 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:30:44,240 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:30:44,240 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:30:44,240 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:30:44,240 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:30:44,240 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:30:44,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:30:44,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:30:44,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:30:44,241 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:30:44,241 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:30:44,241 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:30:44,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:30:44,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:30:44,243 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_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3507c00d68b8e41390815967879286d70904cb2355267878593fbddaafb4b556 [2022-11-20 16:30:44,576 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:30:44,597 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:30:44,600 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:30:44,602 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:30:44,602 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:30:44,603 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c [2022-11-20 16:30:47,618 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:30:47,813 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:30:47,813 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c [2022-11-20 16:30:47,819 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ/data/8b0f28682/230e3998765948efbaf8e97cc30bef1d/FLAG46a687317 [2022-11-20 16:30:47,831 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ/data/8b0f28682/230e3998765948efbaf8e97cc30bef1d [2022-11-20 16:30:47,834 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:30:47,835 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:30:47,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:30:47,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:30:47,841 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:30:47,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:30:47" (1/1) ... [2022-11-20 16:30:47,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26c15477 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:47, skipping insertion in model container [2022-11-20 16:30:47,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:30:47" (1/1) ... [2022-11-20 16:30:47,854 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:30:47,884 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:30:48,087 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_412629b6-1c42-4c81-b60b-7440717a83e6/sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c[1314,1327] [2022-11-20 16:30:48,096 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:30:48,111 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:30:48,131 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_412629b6-1c42-4c81-b60b-7440717a83e6/sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c[1314,1327] [2022-11-20 16:30:48,137 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:30:48,152 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:30:48,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:48 WrapperNode [2022-11-20 16:30:48,152 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:30:48,153 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:30:48,154 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:30:48,154 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:30:48,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:48" (1/1) ... [2022-11-20 16:30:48,169 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:48" (1/1) ... [2022-11-20 16:30:48,190 INFO L138 Inliner]: procedures = 18, calls = 46, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 153 [2022-11-20 16:30:48,191 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:30:48,192 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:30:48,192 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:30:48,192 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:30:48,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:48" (1/1) ... [2022-11-20 16:30:48,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:48" (1/1) ... [2022-11-20 16:30:48,204 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:48" (1/1) ... [2022-11-20 16:30:48,204 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:48" (1/1) ... [2022-11-20 16:30:48,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:48" (1/1) ... [2022-11-20 16:30:48,213 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:48" (1/1) ... [2022-11-20 16:30:48,214 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:48" (1/1) ... [2022-11-20 16:30:48,215 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:48" (1/1) ... [2022-11-20 16:30:48,217 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:30:48,218 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:30:48,218 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:30:48,219 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:30:48,221 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:48" (1/1) ... [2022-11-20 16:30:48,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:30:48,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:30:48,255 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:30:48,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:30:48,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:30:48,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:30:48,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:30:48,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-20 16:30:48,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:30:48,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:30:48,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-11-20 16:30:48,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:30:48,374 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:30:48,377 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:30:48,591 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:30:48,633 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:30:48,633 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:30:48,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:30:48 BoogieIcfgContainer [2022-11-20 16:30:48,636 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:30:48,637 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:30:48,637 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:30:48,648 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:30:48,662 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:30:48" (1/1) ... [2022-11-20 16:30:48,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:30:48,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:48,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2022-11-20 16:30:48,783 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2022-11-20 16:30:48,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:30:48,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:48,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:48,837 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) [2022-11-20 16:30:48,844 INFO L158 Benchmark]: Toolchain (without parser) took 1007.72ms. Allocated memory is still 144.7MB. Free memory was 101.8MB in the beginning and 86.1MB in the end (delta: 15.7MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2022-11-20 16:30:48,845 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 104.9MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:30:48,846 INFO L158 Benchmark]: CACSL2BoogieTranslator took 315.67ms. Allocated memory is still 144.7MB. Free memory was 101.8MB in the beginning and 110.8MB in the end (delta: -9.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 16:30:48,847 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.68ms. Allocated memory is still 144.7MB. Free memory was 110.8MB in the beginning and 109.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:30:48,848 INFO L158 Benchmark]: Boogie Preprocessor took 25.99ms. Allocated memory is still 144.7MB. Free memory was 109.3MB in the beginning and 107.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:30:48,849 INFO L158 Benchmark]: RCFGBuilder took 418.13ms. Allocated memory is still 144.7MB. Free memory was 107.3MB in the beginning and 92.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 16:30:48,850 INFO L158 Benchmark]: CodeCheck took 205.39ms. Allocated memory is still 144.7MB. Free memory was 92.6MB in the beginning and 86.1MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 16:30:48,861 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 0.27ms. Allocated memory is still 104.9MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 315.67ms. Allocated memory is still 144.7MB. Free memory was 101.8MB in the beginning and 110.8MB in the end (delta: -9.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.68ms. Allocated memory is still 144.7MB. Free memory was 110.8MB in the beginning and 109.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.99ms. Allocated memory is still 144.7MB. Free memory was 109.3MB in the beginning and 107.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 418.13ms. Allocated memory is still 144.7MB. Free memory was 107.3MB in the beginning and 92.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 205.39ms. Allocated memory is still 144.7MB. Free memory was 92.6MB in the beginning and 86.1MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:30:48,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ/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_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ --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 3507c00d68b8e41390815967879286d70904cb2355267878593fbddaafb4b556 --- 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-6b4ec56 [2022-11-20 16:30:51,431 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:30:51,433 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:30:51,498 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:30:51,498 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:30:51,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:30:51,505 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:30:51,508 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:30:51,510 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:30:51,516 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:30:51,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:30:51,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:30:51,521 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:30:51,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:30:51,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:30:51,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:30:51,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:30:51,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:30:51,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:30:51,540 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:30:51,542 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:30:51,544 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:30:51,546 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:30:51,546 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:30:51,557 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:30:51,557 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:30:51,558 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:30:51,560 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:30:51,560 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:30:51,562 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:30:51,562 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:30:51,564 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:30:51,566 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:30:51,567 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:30:51,568 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:30:51,569 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:30:51,569 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:30:51,570 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:30:51,570 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:30:51,571 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:30:51,572 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:30:51,577 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 16:30:51,606 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:30:51,609 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:30:51,611 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:30:51,611 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:30:51,612 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:30:51,613 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:30:51,613 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:30:51,613 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:30:51,613 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:30:51,614 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:30:51,615 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:30:51,615 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:30:51,615 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:30:51,615 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:30:51,616 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 16:30:51,616 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 16:30:51,616 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:30:51,616 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 16:30:51,616 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:30:51,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:30:51,617 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:30:51,617 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:30:51,617 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:30:51,618 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:30:51,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:30:51,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:30:51,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:30:51,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:30:51,619 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:30:51,619 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 16:30:51,619 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 16:30:51,619 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:30:51,620 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 16:30:51,620 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 16:30:51,620 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_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3507c00d68b8e41390815967879286d70904cb2355267878593fbddaafb4b556 [2022-11-20 16:30:52,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:30:52,060 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:30:52,063 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:30:52,064 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:30:52,065 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:30:52,067 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c [2022-11-20 16:30:55,136 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:30:55,379 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:30:55,379 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c [2022-11-20 16:30:55,386 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ/data/bfc595b15/aa81d5716d5d4728a055aa7b26358a28/FLAGbddd466b8 [2022-11-20 16:30:55,405 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ/data/bfc595b15/aa81d5716d5d4728a055aa7b26358a28 [2022-11-20 16:30:55,408 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:30:55,410 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:30:55,411 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:30:55,411 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:30:55,414 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:30:55,415 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:30:55" (1/1) ... [2022-11-20 16:30:55,416 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12012884 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:55, skipping insertion in model container [2022-11-20 16:30:55,417 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:30:55" (1/1) ... [2022-11-20 16:30:55,424 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:30:55,442 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:30:55,629 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_412629b6-1c42-4c81-b60b-7440717a83e6/sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c[1314,1327] [2022-11-20 16:30:55,650 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:30:55,666 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:30:55,711 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_412629b6-1c42-4c81-b60b-7440717a83e6/sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c[1314,1327] [2022-11-20 16:30:55,722 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:30:55,751 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:30:55,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:55 WrapperNode [2022-11-20 16:30:55,752 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:30:55,753 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:30:55,754 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:30:55,754 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:30:55,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:55" (1/1) ... [2022-11-20 16:30:55,789 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:55" (1/1) ... [2022-11-20 16:30:55,830 INFO L138 Inliner]: procedures = 19, calls = 46, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 154 [2022-11-20 16:30:55,832 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:30:55,833 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:30:55,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:30:55,834 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:30:55,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:55" (1/1) ... [2022-11-20 16:30:55,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:55" (1/1) ... [2022-11-20 16:30:55,867 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:55" (1/1) ... [2022-11-20 16:30:55,868 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:55" (1/1) ... [2022-11-20 16:30:55,876 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:55" (1/1) ... [2022-11-20 16:30:55,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:55" (1/1) ... [2022-11-20 16:30:55,879 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:55" (1/1) ... [2022-11-20 16:30:55,881 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:55" (1/1) ... [2022-11-20 16:30:55,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:30:55,897 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:30:55,898 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:30:55,898 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:30:55,907 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:30:55" (1/1) ... [2022-11-20 16:30:55,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:30:55,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:30:55,940 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:30:55,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:30:55,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:30:55,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2022-11-20 16:30:55,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 16:30:55,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:30:55,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-11-20 16:30:55,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:30:55,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:30:55,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:30:56,073 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:30:56,076 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:30:59,365 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:30:59,409 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:30:59,409 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:30:59,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:30:59 BoogieIcfgContainer [2022-11-20 16:30:59,412 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:30:59,413 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:30:59,413 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:30:59,425 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:30:59,425 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:30:59" (1/1) ... [2022-11-20 16:30:59,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:30:59,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:59,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2022-11-20 16:30:59,495 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2022-11-20 16:30:59,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:30:59,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:59,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:59,546 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) [2022-11-20 16:30:59,550 INFO L158 Benchmark]: Toolchain (without parser) took 4140.01ms. Allocated memory is still 100.7MB. Free memory was 78.2MB in the beginning and 64.3MB in the end (delta: 13.9MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2022-11-20 16:30:59,551 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 69.2MB. Free memory was 47.7MB in the beginning and 47.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:30:59,552 INFO L158 Benchmark]: CACSL2BoogieTranslator took 341.21ms. Allocated memory is still 100.7MB. Free memory was 77.9MB in the beginning and 66.1MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 16:30:59,552 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.26ms. Allocated memory is still 100.7MB. Free memory was 66.1MB in the beginning and 64.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:30:59,552 INFO L158 Benchmark]: Boogie Preprocessor took 63.44ms. Allocated memory is still 100.7MB. Free memory was 64.1MB in the beginning and 62.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:30:59,553 INFO L158 Benchmark]: RCFGBuilder took 3514.97ms. Allocated memory is still 100.7MB. Free memory was 62.4MB in the beginning and 70.6MB in the end (delta: -8.2MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2022-11-20 16:30:59,554 INFO L158 Benchmark]: CodeCheck took 135.78ms. Allocated memory is still 100.7MB. Free memory was 70.6MB in the beginning and 64.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 16:30:59,557 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 0.25ms. Allocated memory is still 69.2MB. Free memory was 47.7MB in the beginning and 47.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 341.21ms. Allocated memory is still 100.7MB. Free memory was 77.9MB in the beginning and 66.1MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.26ms. Allocated memory is still 100.7MB. Free memory was 66.1MB in the beginning and 64.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.44ms. Allocated memory is still 100.7MB. Free memory was 64.1MB in the beginning and 62.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 3514.97ms. Allocated memory is still 100.7MB. Free memory was 62.4MB in the beginning and 70.6MB in the end (delta: -8.2MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * CodeCheck took 135.78ms. Allocated memory is still 100.7MB. Free memory was 70.6MB in the beginning and 64.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:30:59,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_412629b6-1c42-4c81-b60b-7440717a83e6/bin/ukojak-pZX7IvK2PQ/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