./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu --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 ee159be1ed42c29b70080447b490f7a1aeb72331afc90e5794e0e8d61cb20d74 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:40:29,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:40:29,117 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:40:29,176 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:40:29,178 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:40:29,183 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:40:29,186 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:40:29,191 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:40:29,194 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:40:29,202 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:40:29,203 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:40:29,205 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:40:29,206 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:40:29,210 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:40:29,213 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:40:29,219 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:40:29,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:40:29,224 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:40:29,227 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:40:29,232 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:40:29,237 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:40:29,240 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:40:29,244 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:40:29,246 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:40:29,252 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:40:29,253 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:40:29,253 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:40:29,255 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:40:29,256 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:40:29,258 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:40:29,259 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:40:29,260 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:40:29,262 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:40:29,263 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:40:29,265 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:40:29,266 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:40:29,266 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:40:29,267 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:40:29,267 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:40:29,268 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:40:29,269 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:40:29,270 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:40:29,319 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:40:29,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:40:29,321 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:40:29,321 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:40:29,322 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:40:29,322 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:40:29,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:40:29,323 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:40:29,323 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:40:29,323 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:40:29,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:40:29,325 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:40:29,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:40:29,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:40:29,325 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:40:29,326 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:40:29,326 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:40:29,326 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:40:29,326 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:40:29,327 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:40:29,327 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:40:29,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:29,328 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:40:29,328 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:40:29,328 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:40:29,328 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:40:29,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:40:29,329 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:40:29,329 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_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee159be1ed42c29b70080447b490f7a1aeb72331afc90e5794e0e8d61cb20d74 [2021-11-23 15:40:29,592 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:40:29,625 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:40:29,628 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:40:29,629 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:40:29,630 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:40:29,632 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c [2021-11-23 15:40:29,710 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/data/99c77dcce/3b2475f75e9e487ca7132c4a01ae92d5/FLAG3db89334d [2021-11-23 15:40:30,185 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:40:30,185 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c [2021-11-23 15:40:30,191 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/data/99c77dcce/3b2475f75e9e487ca7132c4a01ae92d5/FLAG3db89334d [2021-11-23 15:40:30,680 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/data/99c77dcce/3b2475f75e9e487ca7132c4a01ae92d5 [2021-11-23 15:40:30,683 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:40:30,684 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:40:30,686 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:30,686 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:40:30,690 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:40:30,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:30" (1/1) ... [2021-11-23 15:40:30,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a782fd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:30, skipping insertion in model container [2021-11-23 15:40:30,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:30" (1/1) ... [2021-11-23 15:40:30,699 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:40:30,712 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:40:30,887 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c[721,734] [2021-11-23 15:40:30,891 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:30,900 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:40:30,911 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c[721,734] [2021-11-23 15:40:30,912 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:30,923 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:40:30,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:30 WrapperNode [2021-11-23 15:40:30,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:30,925 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:30,926 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:40:30,926 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:40:30,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:30" (1/1) ... [2021-11-23 15:40:30,941 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:30" (1/1) ... [2021-11-23 15:40:30,957 INFO L137 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 30 [2021-11-23 15:40:30,958 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:30,959 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:40:30,959 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:40:30,959 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:40:30,967 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:30" (1/1) ... [2021-11-23 15:40:30,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:30" (1/1) ... [2021-11-23 15:40:30,968 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:30" (1/1) ... [2021-11-23 15:40:30,968 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:30" (1/1) ... [2021-11-23 15:40:30,972 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:30" (1/1) ... [2021-11-23 15:40:30,973 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:30" (1/1) ... [2021-11-23 15:40:30,974 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:30" (1/1) ... [2021-11-23 15:40:30,976 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:40:30,976 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:40:30,977 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:40:30,977 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:40:30,978 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:30" (1/1) ... [2021-11-23 15:40:30,985 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:30,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:40:31,010 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:40:31,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:40:31,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:40:31,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:40:31,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:40:31,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:40:31,135 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:40:31,137 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:40:31,243 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:40:31,260 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:40:31,260 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:40:31,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:40:31 BoogieIcfgContainer [2021-11-23 15:40:31,263 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:40:31,263 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:40:31,263 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:40:31,273 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:40:31,273 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:40:31" (1/1) ... [2021-11-23 15:40:31,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:40:31,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:40:31,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2021-11-23 15:40:31,334 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2021-11-23 15:40:31,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 15:40:31,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:40:31,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:40:31,371 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort Real not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSorts(NonDeclaringTermTransferrer.java:117) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:158) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:40:31,375 INFO L158 Benchmark]: Toolchain (without parser) took 689.66ms. Allocated memory is still 94.4MB. Free memory was 59.7MB in the beginning and 53.0MB in the end (delta: 6.7MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2021-11-23 15:40:31,375 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 94.4MB. Free memory was 64.6MB in the beginning and 64.6MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:40:31,376 INFO L158 Benchmark]: CACSL2BoogieTranslator took 238.52ms. Allocated memory is still 94.4MB. Free memory was 59.5MB in the beginning and 70.3MB in the end (delta: -10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:40:31,377 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.68ms. Allocated memory is still 94.4MB. Free memory was 70.3MB in the beginning and 69.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:40:31,378 INFO L158 Benchmark]: Boogie Preprocessor took 17.12ms. Allocated memory is still 94.4MB. Free memory was 69.0MB in the beginning and 68.0MB in the end (delta: 947.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:40:31,379 INFO L158 Benchmark]: RCFGBuilder took 286.25ms. Allocated memory is still 94.4MB. Free memory was 67.7MB in the beginning and 59.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:40:31,381 INFO L158 Benchmark]: CodeCheck took 110.14ms. Allocated memory is still 94.4MB. Free memory was 59.3MB in the beginning and 53.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:40:31,387 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort Real not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort Real not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 94.4MB. Free memory was 64.6MB in the beginning and 64.6MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 238.52ms. Allocated memory is still 94.4MB. Free memory was 59.5MB in the beginning and 70.3MB in the end (delta: -10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.68ms. Allocated memory is still 94.4MB. Free memory was 70.3MB in the beginning and 69.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.12ms. Allocated memory is still 94.4MB. Free memory was 69.0MB in the beginning and 68.0MB in the end (delta: 947.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 286.25ms. Allocated memory is still 94.4MB. Free memory was 67.7MB in the beginning and 59.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 110.14ms. Allocated memory is still 94.4MB. Free memory was 59.3MB in the beginning and 53.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:40:31,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu --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 ee159be1ed42c29b70080447b490f7a1aeb72331afc90e5794e0e8d61cb20d74 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:40:33,874 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:40:33,876 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:40:33,927 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:40:33,928 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:40:33,931 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:40:33,932 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:40:33,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:40:33,936 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:40:33,937 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:40:33,941 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:40:33,944 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:40:33,944 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:40:33,955 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:40:33,957 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:40:33,962 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:40:33,964 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:40:33,965 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:40:33,974 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:40:33,982 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:40:33,987 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:40:33,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:40:33,991 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:40:33,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:40:33,999 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:40:34,000 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:40:34,000 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:40:34,002 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:40:34,002 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:40:34,004 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:40:34,004 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:40:34,005 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:40:34,007 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:40:34,008 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:40:34,010 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:40:34,010 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:40:34,011 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:40:34,011 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:40:34,012 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:40:34,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:40:34,015 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:40:34,015 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:40:34,061 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:40:34,062 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:40:34,063 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:40:34,063 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:40:34,065 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:40:34,065 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:40:34,065 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:40:34,066 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:40:34,066 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:40:34,066 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:40:34,067 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:40:34,067 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:40:34,068 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:40:34,068 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:40:34,068 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:40:34,068 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:40:34,069 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:40:34,069 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:40:34,069 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:40:34,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:40:34,070 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:40:34,070 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:40:34,070 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:40:34,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:34,071 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:40:34,071 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:40:34,071 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:40:34,071 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:40:34,072 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:40:34,072 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:40:34,072 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:40:34,072 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:40:34,073 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_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee159be1ed42c29b70080447b490f7a1aeb72331afc90e5794e0e8d61cb20d74 [2021-11-23 15:40:34,446 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:40:34,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:40:34,470 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:40:34,471 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:40:34,472 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:40:34,473 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c [2021-11-23 15:40:34,538 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/data/6fd45386b/36615700341049a3ad8b6a7d65a9475f/FLAG8ef894eb9 [2021-11-23 15:40:35,028 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:40:35,030 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c [2021-11-23 15:40:35,037 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/data/6fd45386b/36615700341049a3ad8b6a7d65a9475f/FLAG8ef894eb9 [2021-11-23 15:40:35,431 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/data/6fd45386b/36615700341049a3ad8b6a7d65a9475f [2021-11-23 15:40:35,434 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:40:35,436 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:40:35,438 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:35,439 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:40:35,442 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:40:35,443 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:35" (1/1) ... [2021-11-23 15:40:35,444 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65c43b77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:35, skipping insertion in model container [2021-11-23 15:40:35,444 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:35" (1/1) ... [2021-11-23 15:40:35,452 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:40:35,469 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:40:35,639 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c[721,734] [2021-11-23 15:40:35,643 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:35,656 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:40:35,671 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c[721,734] [2021-11-23 15:40:35,672 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:35,693 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:40:35,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:35 WrapperNode [2021-11-23 15:40:35,694 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:35,695 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:35,695 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:40:35,695 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:40:35,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:35" (1/1) ... [2021-11-23 15:40:35,711 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:35" (1/1) ... [2021-11-23 15:40:35,768 INFO L137 Inliner]: procedures = 13, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 31 [2021-11-23 15:40:35,769 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:35,770 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:40:35,770 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:40:35,770 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:40:35,778 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:35" (1/1) ... [2021-11-23 15:40:35,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:35" (1/1) ... [2021-11-23 15:40:35,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:35" (1/1) ... [2021-11-23 15:40:35,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:35" (1/1) ... [2021-11-23 15:40:35,799 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:35" (1/1) ... [2021-11-23 15:40:35,801 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:35" (1/1) ... [2021-11-23 15:40:35,803 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:35" (1/1) ... [2021-11-23 15:40:35,805 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:40:35,806 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:40:35,806 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:40:35,806 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:40:35,807 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:35" (1/1) ... [2021-11-23 15:40:35,814 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:35,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:40:35,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:40:35,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:40:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:40:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:40:35,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:40:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:40:35,942 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:40:35,944 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:40:36,157 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:40:36,168 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:40:36,181 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:40:36,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:40:36 BoogieIcfgContainer [2021-11-23 15:40:36,184 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:40:36,185 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:40:36,186 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:40:36,195 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:40:36,200 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:40:36" (1/1) ... [2021-11-23 15:40:36,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:40:36,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:40:36,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2021-11-23 15:40:36,316 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2021-11-23 15:40:36,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 15:40:36,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:40:36,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:40:36,362 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:40:36,369 INFO L158 Benchmark]: Toolchain (without parser) took 930.54ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 38.5MB in the beginning and 44.8MB in the end (delta: -6.3MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2021-11-23 15:40:36,371 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 60.8MB. Free memory was 40.5MB in the beginning and 40.5MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:40:36,373 INFO L158 Benchmark]: CACSL2BoogieTranslator took 256.19ms. Allocated memory is still 60.8MB. Free memory was 38.3MB in the beginning and 43.4MB in the end (delta: -5.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:40:36,374 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.69ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 43.4MB in the beginning and 60.4MB in the end (delta: -17.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:40:36,375 INFO L158 Benchmark]: Boogie Preprocessor took 35.79ms. Allocated memory is still 77.6MB. Free memory was 60.4MB in the beginning and 59.5MB in the end (delta: 898.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:40:36,376 INFO L158 Benchmark]: RCFGBuilder took 378.46ms. Allocated memory is still 77.6MB. Free memory was 59.3MB in the beginning and 50.9MB in the end (delta: 8.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:40:36,377 INFO L158 Benchmark]: CodeCheck took 180.48ms. Allocated memory is still 77.6MB. Free memory was 50.9MB in the beginning and 44.8MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:40:36,386 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 60.8MB. Free memory was 40.5MB in the beginning and 40.5MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 256.19ms. Allocated memory is still 60.8MB. Free memory was 38.3MB in the beginning and 43.4MB in the end (delta: -5.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.69ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 43.4MB in the beginning and 60.4MB in the end (delta: -17.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.79ms. Allocated memory is still 77.6MB. Free memory was 60.4MB in the beginning and 59.5MB in the end (delta: 898.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 378.46ms. Allocated memory is still 77.6MB. Free memory was 59.3MB in the beginning and 50.9MB in the end (delta: 8.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 180.48ms. Allocated memory is still 77.6MB. Free memory was 50.9MB in the beginning and 44.8MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:40:36,444 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ebe68a-a581-4066-898a-7280e59e53b4/bin/ukojak-CwSLpZB5Qu/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