./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/sqrt_Householder_constant.c.p+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/sqrt_Householder_constant.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL --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 54d39a6a3598707eb000bd324eee861653a2a39c1655837786308f3da9918a18 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:09:39,230 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:09:39,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:09:39,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:09:39,281 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:09:39,286 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:09:39,288 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:09:39,292 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:09:39,294 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:09:39,302 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:09:39,303 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:09:39,304 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:09:39,305 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:09:39,308 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:09:39,310 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:09:39,315 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:09:39,317 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:09:39,318 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:09:39,320 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:09:39,327 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:09:39,329 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:09:39,330 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:09:39,333 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:09:39,333 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:09:39,337 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:09:39,337 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:09:39,338 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:09:39,340 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:09:39,340 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:09:39,341 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:09:39,342 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:09:39,343 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:09:39,345 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:09:39,346 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:09:39,347 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:09:39,347 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:09:39,348 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:09:39,348 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:09:39,348 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:09:39,349 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:09:39,350 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:09:39,351 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 06:09:39,394 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:09:39,394 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:09:39,396 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:09:39,396 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:09:39,397 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:09:39,397 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:09:39,397 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:09:39,397 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:09:39,398 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:09:39,398 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:09:39,399 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:09:39,399 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:09:39,399 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:09:39,399 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:09:39,400 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:09:39,400 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:09:39,400 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:09:39,400 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:09:39,400 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:09:39,401 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:09:39,401 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:09:39,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:09:39,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:09:39,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:09:39,402 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:09:39,402 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:09:39,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:09:39,402 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:09:39,402 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_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54d39a6a3598707eb000bd324eee861653a2a39c1655837786308f3da9918a18 [2021-11-25 06:09:39,688 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:09:39,711 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:09:39,714 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:09:39,715 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:09:39,716 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:09:39,718 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/float-benchs/sqrt_Householder_constant.c.p+cfa-reducer.c [2021-11-25 06:09:39,780 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/data/e6cd36409/223570a6fadf49449eff3a01eb575bd1/FLAG7eaabc68e [2021-11-25 06:09:40,245 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:09:40,246 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/sv-benchmarks/c/float-benchs/sqrt_Householder_constant.c.p+cfa-reducer.c [2021-11-25 06:09:40,253 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/data/e6cd36409/223570a6fadf49449eff3a01eb575bd1/FLAG7eaabc68e [2021-11-25 06:09:40,643 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/data/e6cd36409/223570a6fadf49449eff3a01eb575bd1 [2021-11-25 06:09:40,645 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:09:40,646 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:09:40,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:09:40,648 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:09:40,656 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:09:40,657 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:09:40" (1/1) ... [2021-11-25 06:09:40,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d90c9a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:09:40, skipping insertion in model container [2021-11-25 06:09:40,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:09:40" (1/1) ... [2021-11-25 06:09:40,669 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:09:40,700 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:09:40,921 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_fc5fc2c0-384a-4687-82ed-1bd40196520d/sv-benchmarks/c/float-benchs/sqrt_Householder_constant.c.p+cfa-reducer.c[2369,2382] [2021-11-25 06:09:40,927 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:09:40,936 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:09:40,982 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_fc5fc2c0-384a-4687-82ed-1bd40196520d/sv-benchmarks/c/float-benchs/sqrt_Householder_constant.c.p+cfa-reducer.c[2369,2382] [2021-11-25 06:09:40,984 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:09:40,997 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:09:40,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:09:40 WrapperNode [2021-11-25 06:09:40,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:09:40,999 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:09:40,999 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:09:40,999 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:09:41,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:09:40" (1/1) ... [2021-11-25 06:09:41,018 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:09:40" (1/1) ... [2021-11-25 06:09:41,045 INFO L137 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 92 [2021-11-25 06:09:41,045 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:09:41,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:09:41,046 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:09:41,047 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:09:41,054 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:09:40" (1/1) ... [2021-11-25 06:09:41,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:09:40" (1/1) ... [2021-11-25 06:09:41,066 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:09:40" (1/1) ... [2021-11-25 06:09:41,066 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:09:40" (1/1) ... [2021-11-25 06:09:41,076 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:09:40" (1/1) ... [2021-11-25 06:09:41,082 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:09:40" (1/1) ... [2021-11-25 06:09:41,084 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:09:40" (1/1) ... [2021-11-25 06:09:41,090 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:09:41,091 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:09:41,094 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:09:41,094 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:09:41,095 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:09:40" (1/1) ... [2021-11-25 06:09:41,103 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:09:41,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:09:41,129 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:09:41,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:09:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:09:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:09:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:09:41,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:09:41,243 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:09:41,245 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:09:41,347 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:09:41,369 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:09:41,369 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 06:09:41,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:09:41 BoogieIcfgContainer [2021-11-25 06:09:41,371 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:09:41,372 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:09:41,372 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:09:41,383 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:09:41,383 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:09:41" (1/1) ... [2021-11-25 06:09:41,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:09:41,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:41,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2021-11-25 06:09:41,448 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2021-11-25 06:09:41,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:09:41,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:41,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:41,530 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) [2021-11-25 06:09:41,534 INFO L158 Benchmark]: Toolchain (without parser) took 886.92ms. Allocated memory was 92.3MB in the beginning and 113.2MB in the end (delta: 21.0MB). Free memory was 53.8MB in the beginning and 90.4MB in the end (delta: -36.6MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2021-11-25 06:09:41,535 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 92.3MB. Free memory was 70.2MB in the beginning and 70.1MB in the end (delta: 44.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 06:09:41,536 INFO L158 Benchmark]: CACSL2BoogieTranslator took 350.24ms. Allocated memory was 92.3MB in the beginning and 113.2MB in the end (delta: 21.0MB). Free memory was 53.6MB in the beginning and 88.3MB in the end (delta: -34.6MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2021-11-25 06:09:41,537 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.70ms. Allocated memory is still 113.2MB. Free memory was 88.3MB in the beginning and 86.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 06:09:41,546 INFO L158 Benchmark]: Boogie Preprocessor took 44.21ms. Allocated memory is still 113.2MB. Free memory was 86.7MB in the beginning and 85.8MB in the end (delta: 887.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 06:09:41,547 INFO L158 Benchmark]: RCFGBuilder took 280.47ms. Allocated memory is still 113.2MB. Free memory was 85.3MB in the beginning and 74.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-25 06:09:41,548 INFO L158 Benchmark]: CodeCheck took 160.21ms. Allocated memory is still 113.2MB. Free memory was 74.9MB in the beginning and 90.4MB in the end (delta: -15.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 06:09:41,552 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 0.18ms. Allocated memory is still 92.3MB. Free memory was 70.2MB in the beginning and 70.1MB in the end (delta: 44.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 350.24ms. Allocated memory was 92.3MB in the beginning and 113.2MB in the end (delta: 21.0MB). Free memory was 53.6MB in the beginning and 88.3MB in the end (delta: -34.6MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.70ms. Allocated memory is still 113.2MB. Free memory was 88.3MB in the beginning and 86.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.21ms. Allocated memory is still 113.2MB. Free memory was 86.7MB in the beginning and 85.8MB in the end (delta: 887.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 280.47ms. Allocated memory is still 113.2MB. Free memory was 85.3MB in the beginning and 74.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 160.21ms. Allocated memory is still 113.2MB. Free memory was 74.9MB in the beginning and 90.4MB in the end (delta: -15.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 06:09:41,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/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_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/sqrt_Householder_constant.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL --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 54d39a6a3598707eb000bd324eee861653a2a39c1655837786308f3da9918a18 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:09:44,102 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:09:44,106 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:09:44,158 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:09:44,159 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:09:44,163 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:09:44,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:09:44,169 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:09:44,172 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:09:44,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:09:44,181 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:09:44,183 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:09:44,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:09:44,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:09:44,188 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:09:44,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:09:44,195 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:09:44,196 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:09:44,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:09:44,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:09:44,207 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:09:44,209 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:09:44,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:09:44,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:09:44,222 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:09:44,223 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:09:44,223 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:09:44,225 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:09:44,226 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:09:44,227 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:09:44,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:09:44,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:09:44,231 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:09:44,232 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:09:44,233 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:09:44,233 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:09:44,234 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:09:44,235 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:09:44,235 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:09:44,237 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:09:44,238 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:09:44,243 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-25 06:09:44,295 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:09:44,296 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:09:44,297 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:09:44,297 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:09:44,299 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:09:44,299 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:09:44,299 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:09:44,299 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:09:44,300 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:09:44,300 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:09:44,301 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:09:44,301 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:09:44,301 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:09:44,301 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 06:09:44,302 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 06:09:44,302 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 06:09:44,302 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:09:44,302 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:09:44,302 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:09:44,303 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:09:44,303 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:09:44,303 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:09:44,303 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:09:44,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:09:44,304 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:09:44,304 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:09:44,304 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:09:44,304 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 06:09:44,305 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 06:09:44,305 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:09:44,305 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-25 06:09:44,305 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 06:09:44,306 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_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54d39a6a3598707eb000bd324eee861653a2a39c1655837786308f3da9918a18 [2021-11-25 06:09:44,749 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:09:44,780 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:09:44,783 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:09:44,785 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:09:44,785 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:09:44,789 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/float-benchs/sqrt_Householder_constant.c.p+cfa-reducer.c [2021-11-25 06:09:44,866 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/data/7774f1c7a/aa8e998d60ef41de87cac2930c4d3164/FLAG7be3da2eb [2021-11-25 06:09:45,406 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:09:45,411 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/sv-benchmarks/c/float-benchs/sqrt_Householder_constant.c.p+cfa-reducer.c [2021-11-25 06:09:45,420 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/data/7774f1c7a/aa8e998d60ef41de87cac2930c4d3164/FLAG7be3da2eb [2021-11-25 06:09:45,796 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/data/7774f1c7a/aa8e998d60ef41de87cac2930c4d3164 [2021-11-25 06:09:45,799 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:09:45,801 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:09:45,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:09:45,805 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:09:45,808 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:09:45,808 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:09:45" (1/1) ... [2021-11-25 06:09:45,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2449d70a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:09:45, skipping insertion in model container [2021-11-25 06:09:45,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:09:45" (1/1) ... [2021-11-25 06:09:45,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:09:45,842 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:09:46,071 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_fc5fc2c0-384a-4687-82ed-1bd40196520d/sv-benchmarks/c/float-benchs/sqrt_Householder_constant.c.p+cfa-reducer.c[2369,2382] [2021-11-25 06:09:46,077 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:09:46,090 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:09:46,113 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_fc5fc2c0-384a-4687-82ed-1bd40196520d/sv-benchmarks/c/float-benchs/sqrt_Householder_constant.c.p+cfa-reducer.c[2369,2382] [2021-11-25 06:09:46,115 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:09:46,129 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:09:46,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:09:46 WrapperNode [2021-11-25 06:09:46,130 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:09:46,131 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:09:46,131 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:09:46,132 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:09:46,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:09:46" (1/1) ... [2021-11-25 06:09:46,149 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:09:46" (1/1) ... [2021-11-25 06:09:46,174 INFO L137 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 93 [2021-11-25 06:09:46,175 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:09:46,176 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:09:46,176 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:09:46,176 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:09:46,185 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:09:46" (1/1) ... [2021-11-25 06:09:46,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:09:46" (1/1) ... [2021-11-25 06:09:46,193 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:09:46" (1/1) ... [2021-11-25 06:09:46,193 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:09:46" (1/1) ... [2021-11-25 06:09:46,201 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:09:46" (1/1) ... [2021-11-25 06:09:46,204 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:09:46" (1/1) ... [2021-11-25 06:09:46,208 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:09:46" (1/1) ... [2021-11-25 06:09:46,217 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:09:46,218 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:09:46,218 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:09:46,218 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:09:46,219 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:09:46" (1/1) ... [2021-11-25 06:09:46,232 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:09:46,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:09:46,261 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:09:46,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:09:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:09:46,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-25 06:09:46,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:09:46,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:09:46,378 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:09:46,379 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:10:12,389 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:10:12,410 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:10:12,411 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 06:10:12,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:10:12 BoogieIcfgContainer [2021-11-25 06:10:12,413 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:10:12,415 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:10:12,415 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:10:12,424 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:10:12,424 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:10:12" (1/1) ... [2021-11-25 06:10:12,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:10:12,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:12,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2021-11-25 06:10:12,487 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2021-11-25 06:10:12,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:10:12,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:12,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:12,527 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) [2021-11-25 06:10:12,532 INFO L158 Benchmark]: Toolchain (without parser) took 26729.81ms. Allocated memory was 52.4MB in the beginning and 69.2MB in the end (delta: 16.8MB). Free memory was 28.9MB in the beginning and 40.2MB in the end (delta: -11.3MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2021-11-25 06:10:12,533 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 52.4MB. Free memory was 33.9MB in the beginning and 33.9MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 06:10:12,534 INFO L158 Benchmark]: CACSL2BoogieTranslator took 326.12ms. Allocated memory is still 52.4MB. Free memory was 28.7MB in the beginning and 30.4MB in the end (delta: -1.7MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2021-11-25 06:10:12,535 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.93ms. Allocated memory is still 52.4MB. Free memory was 30.4MB in the beginning and 28.7MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-25 06:10:12,536 INFO L158 Benchmark]: Boogie Preprocessor took 41.30ms. Allocated memory is still 52.4MB. Free memory was 28.7MB in the beginning and 27.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 06:10:12,537 INFO L158 Benchmark]: RCFGBuilder took 26195.60ms. Allocated memory was 52.4MB in the beginning and 69.2MB in the end (delta: 16.8MB). Free memory was 27.4MB in the beginning and 46.2MB in the end (delta: -18.8MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2021-11-25 06:10:12,537 INFO L158 Benchmark]: CodeCheck took 115.69ms. Allocated memory is still 69.2MB. Free memory was 46.2MB in the beginning and 40.2MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 06:10:12,541 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 52.4MB. Free memory was 33.9MB in the beginning and 33.9MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 326.12ms. Allocated memory is still 52.4MB. Free memory was 28.7MB in the beginning and 30.4MB in the end (delta: -1.7MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.93ms. Allocated memory is still 52.4MB. Free memory was 30.4MB in the beginning and 28.7MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.30ms. Allocated memory is still 52.4MB. Free memory was 28.7MB in the beginning and 27.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 26195.60ms. Allocated memory was 52.4MB in the beginning and 69.2MB in the end (delta: 16.8MB). Free memory was 27.4MB in the beginning and 46.2MB in the end (delta: -18.8MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. * CodeCheck took 115.69ms. Allocated memory is still 69.2MB. Free memory was 46.2MB in the beginning and 40.2MB 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. [2021-11-25 06:10:12,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5fc2c0-384a-4687-82ed-1bd40196520d/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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