./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1032a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --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 d4dfd0c51c81284345e5d6ac5423c9a25c50963a25059bb5410623e01e53b24e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:06:58,914 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:06:58,973 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 04:06:58,977 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:06:58,978 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:06:58,998 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:06:58,999 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:06:59,000 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:06:59,000 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:06:59,001 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:06:59,002 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:06:59,002 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:06:59,002 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:06:59,003 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:06:59,003 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:06:59,004 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:06:59,004 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:06:59,005 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:06:59,005 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:06:59,006 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:06:59,006 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:06:59,008 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:06:59,009 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:06:59,009 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:06:59,010 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:06:59,010 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:06:59,011 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:06:59,011 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:06:59,012 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:06:59,012 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:06:59,013 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:06:59,013 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:06:59,013 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:06:59,013 INFO L153 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_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4dfd0c51c81284345e5d6ac5423c9a25c50963a25059bb5410623e01e53b24e [2023-12-03 04:06:59,263 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:06:59,288 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:06:59,290 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:06:59,292 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:06:59,294 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:06:59,296 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/float_req_bl_1032a.c [2023-12-03 04:07:02,037 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:07:02,224 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:07:02,225 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/sv-benchmarks/c/float-newlib/float_req_bl_1032a.c [2023-12-03 04:07:02,233 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/data/ebe20779e/16ea0526f7f14d9b97f02fca6dcdb127/FLAGa3af6e269 [2023-12-03 04:07:02,245 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/data/ebe20779e/16ea0526f7f14d9b97f02fca6dcdb127 [2023-12-03 04:07:02,247 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:07:02,249 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:07:02,250 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:07:02,250 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:07:02,254 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:07:02,255 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:07:02" (1/1) ... [2023-12-03 04:07:02,256 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d7e3a66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:07:02, skipping insertion in model container [2023-12-03 04:07:02,256 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:07:02" (1/1) ... [2023-12-03 04:07:02,298 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:07:02,470 WARN L240 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_e0fab906-8cc3-4eeb-a54c-1da03080f11e/sv-benchmarks/c/float-newlib/float_req_bl_1032a.c[1751,1764] [2023-12-03 04:07:02,473 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:07:02,481 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:07:02,505 WARN L240 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_e0fab906-8cc3-4eeb-a54c-1da03080f11e/sv-benchmarks/c/float-newlib/float_req_bl_1032a.c[1751,1764] [2023-12-03 04:07:02,505 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:07:02,518 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:07:02,518 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:07:02 WrapperNode [2023-12-03 04:07:02,518 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:07:02,520 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:07:02,520 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:07:02,520 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:07:02,527 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:07:02" (1/1) ... [2023-12-03 04:07:02,534 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:07:02" (1/1) ... [2023-12-03 04:07:02,557 INFO L138 Inliner]: procedures = 17, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 129 [2023-12-03 04:07:02,557 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:07:02,558 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:07:02,558 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:07:02,558 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:07:02,567 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:07:02" (1/1) ... [2023-12-03 04:07:02,567 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:07:02" (1/1) ... [2023-12-03 04:07:02,570 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:07:02" (1/1) ... [2023-12-03 04:07:02,570 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:07:02" (1/1) ... [2023-12-03 04:07:02,577 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:07:02" (1/1) ... [2023-12-03 04:07:02,581 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:07:02" (1/1) ... [2023-12-03 04:07:02,583 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:07:02" (1/1) ... [2023-12-03 04:07:02,584 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:07:02" (1/1) ... [2023-12-03 04:07:02,587 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:07:02,588 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:07:02,588 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:07:02,589 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:07:02,589 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:07:02" (1/1) ... [2023-12-03 04:07:02,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:07:02,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:07:02,617 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:07:02,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:07:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:07:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:07:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:07:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-12-03 04:07:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 04:07:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-12-03 04:07:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:07:02,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:07:02,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 04:07:02,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:07:02,724 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:07:02,727 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:07:02,949 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:07:03,075 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:07:03,075 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-12-03 04:07:03,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:07:03 BoogieIcfgContainer [2023-12-03 04:07:03,077 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:07:03,078 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:07:03,078 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:07:03,089 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:07:03,090 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:07:03" (1/1) ... [2023-12-03 04:07:03,099 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:07:03,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:07:03,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2023-12-03 04:07:03,152 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2023-12-03 04:07:03,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 04:07:03,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:07:03,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:07:03,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:03,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:07:03,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:07:03,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2023-12-03 04:07:03,326 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2023-12-03 04:07:03,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 04:07:03,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:07:03,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:07:03,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:07:03,390 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:07:03,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:07:03,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:07:03,478 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:07:03,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:07:03,513 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 04:07:03,535 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short15 could not be translated [2023-12-03 04:07:03,540 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 04:07:03 ImpRootNode [2023-12-03 04:07:03,540 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 04:07:03,541 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 04:07:03,541 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 04:07:03,541 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 04:07:03,542 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:07:03" (3/4) ... [2023-12-03 04:07:03,544 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 04:07:03,545 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 04:07:03,546 INFO L158 Benchmark]: Toolchain (without parser) took 1296.95ms. Allocated memory is still 155.2MB. Free memory was 112.5MB in the beginning and 66.5MB in the end (delta: 46.0MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. [2023-12-03 04:07:03,547 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 107.0MB. Free memory was 75.4MB in the beginning and 75.3MB in the end (delta: 100.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:07:03,547 INFO L158 Benchmark]: CACSL2BoogieTranslator took 268.78ms. Allocated memory is still 155.2MB. Free memory was 112.5MB in the beginning and 119.0MB in the end (delta: -6.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:07:03,548 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.95ms. Allocated memory is still 155.2MB. Free memory was 119.0MB in the beginning and 117.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:07:03,548 INFO L158 Benchmark]: Boogie Preprocessor took 29.33ms. Allocated memory is still 155.2MB. Free memory was 117.5MB in the beginning and 115.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:07:03,549 INFO L158 Benchmark]: RCFGBuilder took 489.17ms. Allocated memory is still 155.2MB. Free memory was 115.6MB in the beginning and 89.6MB in the end (delta: 26.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-12-03 04:07:03,550 INFO L158 Benchmark]: CodeCheck took 461.88ms. Allocated memory is still 155.2MB. Free memory was 89.6MB in the beginning and 66.5MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 04:07:03,550 INFO L158 Benchmark]: Witness Printer took 4.30ms. Allocated memory is still 155.2MB. Free memory is still 66.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:07:03,554 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 24 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 11 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 82]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 81, overapproximation of bitwiseAnd at line 25, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L77] float x = 0.0f; [L78] CALL, EXPR round_float(x) [L15] __uint32_t w; [L17] int exponent_less_127; VAL [\old(x)=0, x=0] [L20] ieee_float_shape_type gf_u; [L21] EXPR gf_u.value = (x) [L22] EXPR gf_u.word [L22] EXPR (w) = gf_u.word [L19-L23] { ieee_float_shape_type gf_u; gf_u.value = (x); (w) = gf_u.word; } VAL [\old(x)=0, w=2139095039, x=0] [L25] EXPR w & 0x7f800000 [L25] exponent_less_127 = (int)((w & 0x7f800000) >> 23) - 127 [L27] COND FALSE !(exponent_less_127 < 23) [L43] COND FALSE !(exponent_less_127 == 128) [L47] return x; VAL [\old(x)=0, \result=0, exponent_less_127=23, w=2139095039, x=0] [L78] RET, EXPR round_float(x) [L78] float res = round_float(x); [L81] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [res=0, x=0] [L81] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L82] reach_error() VAL [res=0, x=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 107.0MB. Free memory was 75.4MB in the beginning and 75.3MB in the end (delta: 100.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 268.78ms. Allocated memory is still 155.2MB. Free memory was 112.5MB in the beginning and 119.0MB in the end (delta: -6.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.95ms. Allocated memory is still 155.2MB. Free memory was 119.0MB in the beginning and 117.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.33ms. Allocated memory is still 155.2MB. Free memory was 117.5MB in the beginning and 115.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 489.17ms. Allocated memory is still 155.2MB. Free memory was 115.6MB in the beginning and 89.6MB in the end (delta: 26.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 461.88ms. Allocated memory is still 155.2MB. Free memory was 89.6MB in the beginning and 66.5MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 4.30ms. Allocated memory is still 155.2MB. Free memory is still 66.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short15 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 04:07:03,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --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 d4dfd0c51c81284345e5d6ac5423c9a25c50963a25059bb5410623e01e53b24e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:07:05,581 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:07:05,650 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 04:07:05,681 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:07:05,682 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:07:05,682 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:07:05,683 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:07:05,683 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:07:05,684 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:07:05,685 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:07:05,685 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:07:05,686 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:07:05,686 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:07:05,686 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:07:05,687 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:07:05,687 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:07:05,688 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:07:05,688 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:07:05,689 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:07:05,689 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:07:05,690 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:07:05,690 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:07:05,691 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:07:05,691 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:07:05,692 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:07:05,692 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:07:05,692 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:07:05,693 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:07:05,693 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:07:05,693 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:07:05,694 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:07:05,694 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:07:05,694 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:07:05,695 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:07:05,695 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:07:05,695 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:07:05,695 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:07:05,695 INFO L153 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_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4dfd0c51c81284345e5d6ac5423c9a25c50963a25059bb5410623e01e53b24e [2023-12-03 04:07:05,999 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:07:06,020 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:07:06,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:07:06,026 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:07:06,026 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:07:06,028 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/float_req_bl_1032a.c [2023-12-03 04:07:08,819 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:07:09,026 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:07:09,026 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/sv-benchmarks/c/float-newlib/float_req_bl_1032a.c [2023-12-03 04:07:09,034 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/data/78b36b6b4/637143c775414250a898a8033808173a/FLAGf3fc2abe4 [2023-12-03 04:07:09,050 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/data/78b36b6b4/637143c775414250a898a8033808173a [2023-12-03 04:07:09,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:07:09,054 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:07:09,055 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:07:09,056 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:07:09,060 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:07:09,061 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:07:09" (1/1) ... [2023-12-03 04:07:09,062 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d597d39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:07:09, skipping insertion in model container [2023-12-03 04:07:09,063 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:07:09" (1/1) ... [2023-12-03 04:07:09,087 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:07:09,261 WARN L240 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_e0fab906-8cc3-4eeb-a54c-1da03080f11e/sv-benchmarks/c/float-newlib/float_req_bl_1032a.c[1751,1764] [2023-12-03 04:07:09,266 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:07:09,281 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:07:09,306 WARN L240 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_e0fab906-8cc3-4eeb-a54c-1da03080f11e/sv-benchmarks/c/float-newlib/float_req_bl_1032a.c[1751,1764] [2023-12-03 04:07:09,307 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:07:09,325 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:07:09,325 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:07:09 WrapperNode [2023-12-03 04:07:09,325 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:07:09,326 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:07:09,326 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:07:09,327 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:07:09,334 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:07:09" (1/1) ... [2023-12-03 04:07:09,346 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:07:09" (1/1) ... [2023-12-03 04:07:09,369 INFO L138 Inliner]: procedures = 20, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 91 [2023-12-03 04:07:09,369 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:07:09,370 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:07:09,370 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:07:09,370 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:07:09,379 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:07:09" (1/1) ... [2023-12-03 04:07:09,379 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:07:09" (1/1) ... [2023-12-03 04:07:09,384 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:07:09" (1/1) ... [2023-12-03 04:07:09,384 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:07:09" (1/1) ... [2023-12-03 04:07:09,393 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:07:09" (1/1) ... [2023-12-03 04:07:09,397 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:07:09" (1/1) ... [2023-12-03 04:07:09,399 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:07:09" (1/1) ... [2023-12-03 04:07:09,400 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:07:09" (1/1) ... [2023-12-03 04:07:09,404 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:07:09,405 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:07:09,405 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:07:09,405 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:07:09,406 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:07:09" (1/1) ... [2023-12-03 04:07:09,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:07:09,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:07:09,458 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:07:09,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:07:09,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:07:09,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:07:09,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:07:09,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-12-03 04:07:09,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 04:07:09,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:07:09,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:07:09,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-12-03 04:07:09,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 04:07:09,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:07:09,596 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:07:09,598 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:07:09,793 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:07:09,834 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:07:09,834 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-12-03 04:07:09,836 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:07:09 BoogieIcfgContainer [2023-12-03 04:07:09,836 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:07:09,837 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:07:09,837 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:07:09,847 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:07:09,848 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:07:09" (1/1) ... [2023-12-03 04:07:09,857 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:07:09,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:07:09,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2023-12-03 04:07:09,914 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2023-12-03 04:07:09,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 04:07:09,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:07:09,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:07:09,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:07:09,964 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:07:09,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 04:07:10,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:10,073 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:07:10,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:10,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:07:10,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:07:10,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:07:10,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 04:07:10,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:07:10,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2023-12-03 04:07:10,218 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2023-12-03 04:07:10,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 04:07:10,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:07:10,219 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:07:10,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:07:10,220 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:07:10,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 04:07:10,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:10,359 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:07:10,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:10,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:07:10,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:07:10,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-03 04:07:10,480 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2023-12-03 04:07:10,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:07:10,549 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 04:07:10,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 04:07:10,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:07:10,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2023-12-03 04:07:10,738 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2023-12-03 04:07:10,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 04:07:10,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:07:10,739 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:07:10,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:07:10,740 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:07:10,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 04:07:10,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:10,872 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:07:10,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:10,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 04:07:10,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:07:10,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:07:10,968 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 04:07:10,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 04:07:11,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:07:11,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2023-12-03 04:07:11,552 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2023-12-03 04:07:11,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 04:07:11,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:07:11,553 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:07:11,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:07:11,554 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:07:11,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 04:07:11,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:11,640 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:07:11,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:11,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:07:11,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:07:11,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:07:11,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-12-03 04:07:11,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:07:11,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2023-12-03 04:07:11,670 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2023-12-03 04:07:11,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 04:07:11,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:07:11,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:07:11,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:07:11,672 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:07:11,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 04:07:11,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:11,769 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:07:11,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:11,794 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:07:11,795 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:07:11,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:07:11,798 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 04:07:11,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-03 04:07:11,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:07:11,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2023-12-03 04:07:11,805 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2023-12-03 04:07:11,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 04:07:11,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:07:11,806 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:07:11,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:07:11,808 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:07:11,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 04:07:11,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:11,934 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:07:11,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:11,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 04:07:11,960 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:07:11,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-03 04:07:12,263 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 19 [2023-12-03 04:07:12,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:07:12,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-03 04:07:12,289 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 04:07:23,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-03 04:07:33,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-03 04:07:33,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:07:33,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2023-12-03 04:07:33,264 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2023-12-03 04:07:33,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 04:07:33,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:07:33,265 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:07:33,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:07:33,266 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:07:33,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-03 04:07:33,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:33,418 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:07:33,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:33,446 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-03 04:07:33,449 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:07:33,465 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-03 04:07:33,840 INFO L349 Elim1Store]: treesize reduction 32, result has 49.2 percent of original size [2023-12-03 04:07:33,841 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 89 treesize of output 72 [2023-12-03 04:07:35,391 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2023-12-03 04:07:35,392 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 40 [2023-12-03 04:07:35,402 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-03 04:07:35,402 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 24 [2023-12-03 04:07:35,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:07:35,587 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 04:07:35,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-12-03 04:07:46,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-03 04:07:48,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:07:48,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2023-12-03 04:07:48,844 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2023-12-03 04:07:48,844 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 04:07:48,844 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2023-12-03 04:07:48,851 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 04:07:48,957 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-12-03 04:07:48,961 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~32 [2023-12-03 04:07:48,962 INFO L560 CodeCheckObserver]: Invariant with dag size 25 [2023-12-03 04:07:48,965 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14 : bv32 :: ~fp~32(#memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][31:31], #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][30:23], #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][22:0]) == ~x && (exists v_arrayElimCell_3 : bv32 :: #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32] == ~bvand~32(v_arrayElimCell_3, 2147483648bv32) && ~fp~32(v_arrayElimCell_3[31:31], v_arrayElimCell_3[30:23], v_arrayElimCell_3[22:0]) == ~Pluszero~32())) could not be translated [2023-12-03 04:07:48,965 INFO L560 CodeCheckObserver]: Invariant with dag size 25 [2023-12-03 04:07:48,965 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14 : bv32 :: ~fp~32(#memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][31:31], #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][30:23], #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][22:0]) == #res && (exists v_arrayElimCell_3 : bv32 :: #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32] == ~bvand~32(v_arrayElimCell_3, 2147483648bv32) && ~fp~32(v_arrayElimCell_3[31:31], v_arrayElimCell_3[30:23], v_arrayElimCell_3[22:0]) == ~Pluszero~32())) could not be translated [2023-12-03 04:07:48,966 INFO L560 CodeCheckObserver]: Invariant with dag size 21 [2023-12-03 04:07:48,966 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_arrayElimCell_3 : bv32 :: ~fp~32(~w~1[31:31], ~w~1[30:23], ~w~1[22:0]) == ~fp~32(~bvand~32(v_arrayElimCell_3, 2147483648bv32)[31:31], ~bvand~32(v_arrayElimCell_3, 2147483648bv32)[30:23], ~bvand~32(v_arrayElimCell_3, 2147483648bv32)[22:0]) && ~fp~32(v_arrayElimCell_3[31:31], v_arrayElimCell_3[30:23], v_arrayElimCell_3[22:0]) == ~Pluszero~32()) could not be translated [2023-12-03 04:07:48,966 INFO L560 CodeCheckObserver]: Invariant with dag size 15 [2023-12-03 04:07:48,967 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20 : bv32 :: ~fp~32(#memory_int[v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20][0bv32][31:31], #memory_int[v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20][0bv32][30:23], #memory_int[v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20][0bv32][22:0]) == ~Pluszero~32() && ~w~0 == #memory_int[v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20][0bv32]) could not be translated [2023-12-03 04:07:48,967 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 04:07:48,967 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 04:07:48 ImpRootNode [2023-12-03 04:07:48,967 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 04:07:48,968 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 04:07:48,968 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 04:07:48,968 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 04:07:48,968 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:07:09" (3/4) ... [2023-12-03 04:07:48,971 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 04:07:48,979 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2023-12-03 04:07:48,979 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-12-03 04:07:48,979 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-03 04:07:48,980 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 04:07:49,075 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 04:07:49,076 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 04:07:49,076 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 04:07:49,077 INFO L158 Benchmark]: Toolchain (without parser) took 40023.38ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 54.5MB in the beginning and 48.0MB in the end (delta: 6.5MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2023-12-03 04:07:49,078 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 50.3MB. Free memory was 26.5MB in the beginning and 26.5MB in the end (delta: 13.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:07:49,078 INFO L158 Benchmark]: CACSL2BoogieTranslator took 270.22ms. Allocated memory is still 77.6MB. Free memory was 54.3MB in the beginning and 42.7MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 04:07:49,079 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.05ms. Allocated memory is still 77.6MB. Free memory was 42.5MB in the beginning and 40.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:07:49,079 INFO L158 Benchmark]: Boogie Preprocessor took 34.54ms. Allocated memory is still 77.6MB. Free memory was 40.8MB in the beginning and 39.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:07:49,080 INFO L158 Benchmark]: RCFGBuilder took 431.21ms. Allocated memory is still 77.6MB. Free memory was 39.1MB in the beginning and 43.5MB in the end (delta: -4.5MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. [2023-12-03 04:07:49,080 INFO L158 Benchmark]: CodeCheck took 39130.24ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 43.5MB in the beginning and 52.2MB in the end (delta: -8.7MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2023-12-03 04:07:49,081 INFO L158 Benchmark]: Witness Printer took 108.92ms. Allocated memory is still 94.4MB. Free memory was 52.2MB in the beginning and 48.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 04:07:49,083 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 39.0s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5 mSolverCounterUnknown, 322 SdHoareTripleChecker+Valid, 53.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 85 mSDsluCounter, 196 SdHoareTripleChecker+Invalid, 52.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 60 mSDsCounter, 77 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 336 IncrementalHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 77 mSolverCounterUnsat, 136 mSDtfsCounter, 336 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 668 GetRequests, 608 SyntacticMatches, 4 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1035 ImplicationChecksByTransitivity, 5.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 75 ConstructedInterpolants, 18 QuantifiedInterpolants, 953 SizeOfPredicates, 34 NumberOfNonLiveVariables, 308 ConjunctsInSsa, 63 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 82]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 49]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 50.3MB. Free memory was 26.5MB in the beginning and 26.5MB in the end (delta: 13.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 270.22ms. Allocated memory is still 77.6MB. Free memory was 54.3MB in the beginning and 42.7MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.05ms. Allocated memory is still 77.6MB. Free memory was 42.5MB in the beginning and 40.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.54ms. Allocated memory is still 77.6MB. Free memory was 40.8MB in the beginning and 39.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 431.21ms. Allocated memory is still 77.6MB. Free memory was 39.1MB in the beginning and 43.5MB in the end (delta: -4.5MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. * CodeCheck took 39130.24ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 43.5MB in the beginning and 52.2MB in the end (delta: -8.7MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. * Witness Printer took 108.92ms. Allocated memory is still 94.4MB. Free memory was 52.2MB in the beginning and 48.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14 : bv32 :: ~fp~32(#memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][31:31], #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][30:23], #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][22:0]) == ~x && (exists v_arrayElimCell_3 : bv32 :: #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32] == ~bvand~32(v_arrayElimCell_3, 2147483648bv32) && ~fp~32(v_arrayElimCell_3[31:31], v_arrayElimCell_3[30:23], v_arrayElimCell_3[22:0]) == ~Pluszero~32())) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14 : bv32 :: ~fp~32(#memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][31:31], #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][30:23], #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][22:0]) == #res && (exists v_arrayElimCell_3 : bv32 :: #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32] == ~bvand~32(v_arrayElimCell_3, 2147483648bv32) && ~fp~32(v_arrayElimCell_3[31:31], v_arrayElimCell_3[30:23], v_arrayElimCell_3[22:0]) == ~Pluszero~32())) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_arrayElimCell_3 : bv32 :: ~fp~32(~w~1[31:31], ~w~1[30:23], ~w~1[22:0]) == ~fp~32(~bvand~32(v_arrayElimCell_3, 2147483648bv32)[31:31], ~bvand~32(v_arrayElimCell_3, 2147483648bv32)[30:23], ~bvand~32(v_arrayElimCell_3, 2147483648bv32)[22:0]) && ~fp~32(v_arrayElimCell_3[31:31], v_arrayElimCell_3[30:23], v_arrayElimCell_3[22:0]) == ~Pluszero~32()) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20 : bv32 :: ~fp~32(#memory_int[v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20][0bv32][31:31], #memory_int[v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20][0bv32][30:23], #memory_int[v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20][0bv32][22:0]) == ~Pluszero~32() && ~w~0 == #memory_int[v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20][0bv32]) could not be translated RESULT: Ultimate proved your program to be correct! [2023-12-03 04:07:49,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0fab906-8cc3-4eeb-a54c-1da03080f11e/bin/ukojak-verify-Qdu7aM0XO9/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: TRUE