./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1091.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_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/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_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1091.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/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_8f68326d-06fe-4e17-aea8-28375988316b/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 7ead6fe7830da205228466fa2d47f2a018c45d096ed1f821ce96b27193830e65 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:47:45,657 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:47:45,720 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 21:47:45,724 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:47:45,725 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:47:45,745 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:47:45,746 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:47:45,747 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:47:45,747 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:47:45,748 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:47:45,749 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:47:45,749 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:47:45,750 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:47:45,750 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:47:45,751 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:47:45,751 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:47:45,752 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:47:45,752 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:47:45,752 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:47:45,753 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:47:45,754 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:47:45,754 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:47:45,755 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:47:45,755 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:47:45,756 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:47:45,756 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:47:45,757 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:47:45,757 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:47:45,758 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:47:45,758 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:47:45,759 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:47:45,759 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:47:45,759 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:47:45,759 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_8f68326d-06fe-4e17-aea8-28375988316b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ead6fe7830da205228466fa2d47f2a018c45d096ed1f821ce96b27193830e65 [2023-12-02 21:47:45,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:47:45,986 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:47:45,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:47:45,990 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:47:45,990 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:47:45,992 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/double_req_bl_1091.c [2023-12-02 21:47:48,752 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:47:48,907 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:47:48,908 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/sv-benchmarks/c/float-newlib/double_req_bl_1091.c [2023-12-02 21:47:48,913 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/data/93e5d12f8/acc254b8ef2b4a6d8234cd645f0f1d1a/FLAG2caeab8e0 [2023-12-02 21:47:48,924 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/data/93e5d12f8/acc254b8ef2b4a6d8234cd645f0f1d1a [2023-12-02 21:47:48,926 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:47:48,927 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:47:48,928 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:47:48,929 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:47:48,932 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:47:48,933 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:47:48" (1/1) ... [2023-12-02 21:47:48,933 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c89099d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:47:48, skipping insertion in model container [2023-12-02 21:47:48,934 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:47:48" (1/1) ... [2023-12-02 21:47:48,955 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:47:49,086 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_8f68326d-06fe-4e17-aea8-28375988316b/sv-benchmarks/c/float-newlib/double_req_bl_1091.c[2108,2121] [2023-12-02 21:47:49,091 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:47:49,102 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:47:49,125 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_8f68326d-06fe-4e17-aea8-28375988316b/sv-benchmarks/c/float-newlib/double_req_bl_1091.c[2108,2121] [2023-12-02 21:47:49,126 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:47:49,138 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:47:49,138 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:47:49 WrapperNode [2023-12-02 21:47:49,139 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:47:49,140 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:47:49,140 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:47:49,140 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:47:49,147 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:47:49" (1/1) ... [2023-12-02 21:47:49,153 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:47:49" (1/1) ... [2023-12-02 21:47:49,176 INFO L138 Inliner]: procedures = 16, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 167 [2023-12-02 21:47:49,176 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:47:49,177 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:47:49,177 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:47:49,177 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:47:49,184 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:47:49" (1/1) ... [2023-12-02 21:47:49,184 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:47:49" (1/1) ... [2023-12-02 21:47:49,187 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:47:49" (1/1) ... [2023-12-02 21:47:49,188 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:47:49" (1/1) ... [2023-12-02 21:47:49,195 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:47:49" (1/1) ... [2023-12-02 21:47:49,200 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:47:49" (1/1) ... [2023-12-02 21:47:49,202 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:47:49" (1/1) ... [2023-12-02 21:47:49,203 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:47:49" (1/1) ... [2023-12-02 21:47:49,207 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:47:49,208 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:47:49,208 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:47:49,208 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:47:49,209 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:47:49" (1/1) ... [2023-12-02 21:47:49,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:47:49,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:47:49,241 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:47:49,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:47:49,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:47:49,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:47:49,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:47:49,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-12-02 21:47:49,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 21:47:49,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-12-02 21:47:49,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:47:49,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:47:49,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 21:47:49,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:47:49,365 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:47:49,368 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:47:49,675 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:47:49,842 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:47:49,842 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-02 21:47:49,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:47:49 BoogieIcfgContainer [2023-12-02 21:47:49,844 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:47:49,845 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:47:49,845 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:47:49,853 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:47:49,853 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:47:49" (1/1) ... [2023-12-02 21:47:49,860 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:47:49,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:49,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 18 states and 27 transitions. [2023-12-02 21:47:49,902 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 27 transitions. [2023-12-02 21:47:49,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 21:47:49,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:49,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:49,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:50,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:47:50,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:50,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2023-12-02 21:47:50,030 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2023-12-02 21:47:50,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 21:47:50,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:50,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:50,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:47:50,079 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:47:50,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:47:50,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:47:50,169 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:47:50,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:47:50,204 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-02 21:47:50,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:47:50 ImpRootNode [2023-12-02 21:47:50,227 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 21:47:50,227 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 21:47:50,227 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 21:47:50,228 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 21:47:50,228 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:47:49" (3/4) ... [2023-12-02 21:47:50,229 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 21:47:50,230 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 21:47:50,231 INFO L158 Benchmark]: Toolchain (without parser) took 1303.52ms. Allocated memory is still 138.4MB. Free memory was 86.6MB in the beginning and 104.9MB in the end (delta: -18.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:47:50,231 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 98.6MB. Free memory is still 52.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:47:50,232 INFO L158 Benchmark]: CACSL2BoogieTranslator took 210.56ms. Allocated memory is still 138.4MB. Free memory was 86.3MB in the beginning and 74.8MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 21:47:50,233 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.86ms. Allocated memory is still 138.4MB. Free memory was 74.8MB in the beginning and 72.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:47:50,233 INFO L158 Benchmark]: Boogie Preprocessor took 29.93ms. Allocated memory is still 138.4MB. Free memory was 72.6MB in the beginning and 71.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:47:50,234 INFO L158 Benchmark]: RCFGBuilder took 636.57ms. Allocated memory is still 138.4MB. Free memory was 70.8MB in the beginning and 72.9MB in the end (delta: -2.1MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2023-12-02 21:47:50,234 INFO L158 Benchmark]: CodeCheck took 381.79ms. Allocated memory is still 138.4MB. Free memory was 72.4MB in the beginning and 104.9MB in the end (delta: -32.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:47:50,235 INFO L158 Benchmark]: Witness Printer took 3.03ms. Allocated memory is still 138.4MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:47:50,238 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, 18 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 0.0s 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: 97]: 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 someBinaryDOUBLEComparisonOperation at line 17, overapproximation of someBinaryArithmeticDOUBLEoperation at line 55. Possible FailurePath: [L19] static const double huge_ceil = 1.0e300; [L92] double x = 0.0 / 0.0; [L93] CALL, EXPR ceil_double(x) [L22] __int32_t i0, i1, j0; [L23] __uint32_t i, j; VAL [\old(x)=2, huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=2] [L25] ieee_double_shape_type ew_u; [L26] EXPR ew_u.value = (x) [L27] EXPR ew_u.parts.msw [L27] EXPR (i0) = ew_u.parts.msw [L28] EXPR ew_u.parts.lsw [L28] EXPR (i1) = ew_u.parts.lsw [L24-L29] { ieee_double_shape_type ew_u; ew_u.value = (x); (i0) = ew_u.parts.msw; (i1) = ew_u.parts.lsw; } VAL [\old(x)=2, huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, i0=1127219200, i1=2147483647, x=2] [L30] j0 = ((i0 >> 20) & 0x7ff) - 0x3ff VAL [\old(x)=2, huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, i0=1127219200, i1=2147483647, j0=52, x=2] [L31] COND FALSE !(j0 < 20) VAL [\old(x)=2, huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, i0=1127219200, i1=2147483647, j0=52, x=2] [L53] COND TRUE j0 > 51 [L54] COND FALSE !(j0 == 0x400) [L57] return x; VAL [\old(x)=2, \result=2, huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, i0=1127219200, i1=2147483647, j0=52, x=2] [L93] RET, EXPR ceil_double(x) [L93] double res = ceil_double(x); [L96] CALL, EXPR isnan_double(res) [L17] return x != x; [L96] RET, EXPR isnan_double(res) [L96] COND TRUE !isnan_double(res) [L97] reach_error() VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, res=2, x=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 98.6MB. Free memory is still 52.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 210.56ms. Allocated memory is still 138.4MB. Free memory was 86.3MB in the beginning and 74.8MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.86ms. Allocated memory is still 138.4MB. Free memory was 74.8MB in the beginning and 72.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.93ms. Allocated memory is still 138.4MB. Free memory was 72.6MB in the beginning and 71.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 636.57ms. Allocated memory is still 138.4MB. Free memory was 70.8MB in the beginning and 72.9MB in the end (delta: -2.1MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * CodeCheck took 381.79ms. Allocated memory is still 138.4MB. Free memory was 72.4MB in the beginning and 104.9MB in the end (delta: -32.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.03ms. Allocated memory is still 138.4MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 21:47:50,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/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_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/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_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1091.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/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_8f68326d-06fe-4e17-aea8-28375988316b/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 7ead6fe7830da205228466fa2d47f2a018c45d096ed1f821ce96b27193830e65 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:47:52,089 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:47:52,167 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 21:47:52,199 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:47:52,200 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:47:52,200 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:47:52,201 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:47:52,202 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:47:52,202 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:47:52,203 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:47:52,204 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:47:52,204 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:47:52,205 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:47:52,205 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:47:52,206 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:47:52,206 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:47:52,207 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:47:52,207 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:47:52,208 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:47:52,208 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:47:52,209 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:47:52,213 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:47:52,213 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:47:52,214 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:47:52,214 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:47:52,214 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:47:52,215 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:47:52,215 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:47:52,216 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:47:52,216 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:47:52,217 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:47:52,217 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:47:52,217 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:47:52,217 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:47:52,218 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:47:52,218 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:47:52,218 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:47:52,218 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_8f68326d-06fe-4e17-aea8-28375988316b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ead6fe7830da205228466fa2d47f2a018c45d096ed1f821ce96b27193830e65 [2023-12-02 21:47:52,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:47:52,518 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:47:52,520 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:47:52,522 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:47:52,522 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:47:52,524 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/double_req_bl_1091.c [2023-12-02 21:47:55,331 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:47:55,528 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:47:55,529 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/sv-benchmarks/c/float-newlib/double_req_bl_1091.c [2023-12-02 21:47:55,537 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/data/901407bbb/eb7c911b2e4d4b8d8189db7a7c375059/FLAG353422e1e [2023-12-02 21:47:55,553 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/data/901407bbb/eb7c911b2e4d4b8d8189db7a7c375059 [2023-12-02 21:47:55,556 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:47:55,557 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:47:55,559 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:47:55,559 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:47:55,564 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:47:55,565 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:47:55" (1/1) ... [2023-12-02 21:47:55,566 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143a527 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:47:55, skipping insertion in model container [2023-12-02 21:47:55,566 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:47:55" (1/1) ... [2023-12-02 21:47:55,590 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:47:55,760 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_8f68326d-06fe-4e17-aea8-28375988316b/sv-benchmarks/c/float-newlib/double_req_bl_1091.c[2108,2121] [2023-12-02 21:47:55,765 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:47:55,780 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:47:55,807 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_8f68326d-06fe-4e17-aea8-28375988316b/sv-benchmarks/c/float-newlib/double_req_bl_1091.c[2108,2121] [2023-12-02 21:47:55,808 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:47:55,824 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:47:55,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:47:55 WrapperNode [2023-12-02 21:47:55,825 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:47:55,825 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:47:55,826 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:47:55,826 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:47:55,831 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:47:55" (1/1) ... [2023-12-02 21:47:55,842 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:47:55" (1/1) ... [2023-12-02 21:47:55,866 INFO L138 Inliner]: procedures = 19, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 101 [2023-12-02 21:47:55,866 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:47:55,867 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:47:55,867 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:47:55,867 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:47:55,875 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:47:55" (1/1) ... [2023-12-02 21:47:55,876 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:47:55" (1/1) ... [2023-12-02 21:47:55,881 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:47:55" (1/1) ... [2023-12-02 21:47:55,881 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:47:55" (1/1) ... [2023-12-02 21:47:55,891 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:47:55" (1/1) ... [2023-12-02 21:47:55,896 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:47:55" (1/1) ... [2023-12-02 21:47:55,899 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:47:55" (1/1) ... [2023-12-02 21:47:55,900 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:47:55" (1/1) ... [2023-12-02 21:47:55,905 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:47:55,906 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:47:55,906 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:47:55,906 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:47:55,907 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:47:55" (1/1) ... [2023-12-02 21:47:55,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:47:55,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:47:55,932 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:47:55,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:47:55,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:47:55,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-12-02 21:47:55,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-12-02 21:47:55,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:47:55,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:47:55,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 21:47:55,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:47:55,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:47:55,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 21:47:55,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:47:56,059 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:47:56,061 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:47:57,382 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:47:57,477 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:47:57,478 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-02 21:47:57,479 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:47:57 BoogieIcfgContainer [2023-12-02 21:47:57,479 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:47:57,480 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:47:57,480 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:47:57,490 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:47:57,490 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:47:57" (1/1) ... [2023-12-02 21:47:57,498 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:47:57,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:57,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 18 states and 27 transitions. [2023-12-02 21:47:57,542 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 27 transitions. [2023-12-02 21:47:57,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 21:47:57,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:57,544 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:47:57,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:47:57,545 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:47:57,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 21:47:57,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:57,718 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 21:47:57,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:57,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:47:57,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:57,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:47:57,764 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-12-02 21:47:57,766 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 21:47:57,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:57,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2023-12-02 21:47:57,797 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2023-12-02 21:47:57,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 21:47:57,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:57,798 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:47:57,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:47:57,799 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:47:57,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-02 21:47:58,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:58,125 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 21:47:58,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:58,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 21:47:58,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:58,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:47:58,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-02 21:48:03,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.39s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 21:48:07,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 21:48:07,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:07,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2023-12-02 21:48:07,310 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2023-12-02 21:48:07,310 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 21:48:07,310 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2023-12-02 21:48:07,316 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-02 21:48:07,455 INFO L560 CodeCheckObserver]: Invariant with dag size 5 [2023-12-02 21:48:07,458 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 21:48:07,459 INFO L560 CodeCheckObserver]: Invariant with dag size 14 [2023-12-02 21:48:07,461 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_5 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp.add~64(currentRoundingMode, ~fp.div~64(currentRoundingMode, ~Pluszero~64(), ~Pluszero~64()), ~fp.div~64(currentRoundingMode, ~Pluszero~64(), ~Pluszero~64())) == #res && ~fp~64(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) == ~fp.div~64(currentRoundingMode, ~Pluszero~64(), ~Pluszero~64())) could not be translated [2023-12-02 21:48:07,462 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:48:07 ImpRootNode [2023-12-02 21:48:07,462 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 21:48:07,462 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 21:48:07,462 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 21:48:07,463 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 21:48:07,463 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:47:57" (3/4) ... [2023-12-02 21:48:07,464 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 21:48:07,471 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2023-12-02 21:48:07,472 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-12-02 21:48:07,472 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-02 21:48:07,473 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 21:48:07,561 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 21:48:07,561 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-02 21:48:07,562 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 21:48:07,562 INFO L158 Benchmark]: Toolchain (without parser) took 12005.13ms. Allocated memory is still 94.4MB. Free memory was 70.8MB in the beginning and 36.3MB in the end (delta: 34.5MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2023-12-02 21:48:07,563 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 65.0MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:48:07,563 INFO L158 Benchmark]: CACSL2BoogieTranslator took 266.16ms. Allocated memory is still 94.4MB. Free memory was 70.5MB in the beginning and 58.4MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 21:48:07,564 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.94ms. Allocated memory is still 94.4MB. Free memory was 58.4MB in the beginning and 56.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:48:07,564 INFO L158 Benchmark]: Boogie Preprocessor took 37.87ms. Allocated memory is still 94.4MB. Free memory was 56.7MB in the beginning and 54.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:48:07,564 INFO L158 Benchmark]: RCFGBuilder took 1573.71ms. Allocated memory is still 94.4MB. Free memory was 54.7MB in the beginning and 56.6MB in the end (delta: -1.9MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2023-12-02 21:48:07,574 INFO L158 Benchmark]: CodeCheck took 9981.71ms. Allocated memory is still 94.4MB. Free memory was 56.6MB in the beginning and 41.5MB in the end (delta: 15.2MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2023-12-02 21:48:07,575 INFO L158 Benchmark]: Witness Printer took 99.51ms. Allocated memory is still 94.4MB. Free memory was 41.5MB in the beginning and 36.3MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 21:48:07,577 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, 18 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.8s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 53 SdHoareTripleChecker+Valid, 8.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 28 SdHoareTripleChecker+Invalid, 8.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 39 IncrementalHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 26 mSDtfsCounter, 39 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 132 GetRequests, 121 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 15 ConstructedInterpolants, 5 QuantifiedInterpolants, 143 SizeOfPredicates, 10 NumberOfNonLiveVariables, 68 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 97]: 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: 24]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: null * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 65.0MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 266.16ms. Allocated memory is still 94.4MB. Free memory was 70.5MB in the beginning and 58.4MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.94ms. Allocated memory is still 94.4MB. Free memory was 58.4MB in the beginning and 56.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.87ms. Allocated memory is still 94.4MB. Free memory was 56.7MB in the beginning and 54.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1573.71ms. Allocated memory is still 94.4MB. Free memory was 54.7MB in the beginning and 56.6MB in the end (delta: -1.9MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * CodeCheck took 9981.71ms. Allocated memory is still 94.4MB. Free memory was 56.6MB in the beginning and 41.5MB in the end (delta: 15.2MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. * Witness Printer took 99.51ms. Allocated memory is still 94.4MB. Free memory was 41.5MB in the beginning and 36.3MB in the end (delta: 5.2MB). 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: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_5 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp.add~64(currentRoundingMode, ~fp.div~64(currentRoundingMode, ~Pluszero~64(), ~Pluszero~64()), ~fp.div~64(currentRoundingMode, ~Pluszero~64(), ~Pluszero~64())) == #res && ~fp~64(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) == ~fp.div~64(currentRoundingMode, ~Pluszero~64(), ~Pluszero~64())) could not be translated RESULT: Ultimate proved your program to be correct! [2023-12-02 21:48:07,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f68326d-06fe-4e17-aea8-28375988316b/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 Writing output log to file Ultimate.log Result: TRUE