./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0621b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/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_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0621b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/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_b185b549-c544-43cc-aeac-08f202124fbe/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 8ead8f92d727e659a3a3e48f3e2a8079f3cda1172b703c6ea18213bf1971d913 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:19:28,223 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:19:28,286 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 00:19:28,291 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:19:28,291 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:19:28,313 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:19:28,314 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:19:28,314 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:19:28,315 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:19:28,316 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:19:28,316 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:19:28,317 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:19:28,317 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:19:28,318 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:19:28,318 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:19:28,319 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:19:28,319 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:19:28,320 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:19:28,320 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:19:28,321 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:19:28,321 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:19:28,326 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:19:28,326 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:19:28,327 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:19:28,327 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:19:28,328 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:19:28,328 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:19:28,328 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:19:28,329 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:19:28,329 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:19:28,330 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:19:28,330 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:19:28,330 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:19:28,330 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_b185b549-c544-43cc-aeac-08f202124fbe/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ead8f92d727e659a3a3e48f3e2a8079f3cda1172b703c6ea18213bf1971d913 [2023-12-03 00:19:28,542 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:19:28,561 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:19:28,563 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:19:28,564 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:19:28,565 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:19:28,566 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/double_req_bl_0621b.c [2023-12-03 00:19:31,327 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:19:31,502 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:19:31,503 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/sv-benchmarks/c/float-newlib/double_req_bl_0621b.c [2023-12-03 00:19:31,511 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/data/95a4d9cd3/90d1eaf9c7514d00a76c2f6882648bec/FLAG62339b9dd [2023-12-03 00:19:31,524 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/data/95a4d9cd3/90d1eaf9c7514d00a76c2f6882648bec [2023-12-03 00:19:31,526 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:19:31,527 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:19:31,528 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:19:31,528 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:19:31,532 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:19:31,533 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:19:31" (1/1) ... [2023-12-03 00:19:31,534 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4aaf77da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:19:31, skipping insertion in model container [2023-12-03 00:19:31,534 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:19:31" (1/1) ... [2023-12-03 00:19:31,559 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:19:31,742 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_b185b549-c544-43cc-aeac-08f202124fbe/sv-benchmarks/c/float-newlib/double_req_bl_0621b.c[3713,3726] [2023-12-03 00:19:31,747 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:19:31,759 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:19:31,793 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_b185b549-c544-43cc-aeac-08f202124fbe/sv-benchmarks/c/float-newlib/double_req_bl_0621b.c[3713,3726] [2023-12-03 00:19:31,793 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:19:31,810 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:19:31,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:19:31 WrapperNode [2023-12-03 00:19:31,810 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:19:31,811 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:19:31,811 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:19:31,811 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:19:31,817 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:19:31" (1/1) ... [2023-12-03 00:19:31,826 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:19:31" (1/1) ... [2023-12-03 00:19:31,855 INFO L138 Inliner]: procedures = 18, calls = 65, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 186 [2023-12-03 00:19:31,855 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:19:31,856 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:19:31,856 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:19:31,856 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:19:31,864 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:19:31" (1/1) ... [2023-12-03 00:19:31,865 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:19:31" (1/1) ... [2023-12-03 00:19:31,868 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:19:31" (1/1) ... [2023-12-03 00:19:31,869 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:19:31" (1/1) ... [2023-12-03 00:19:31,879 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:19:31" (1/1) ... [2023-12-03 00:19:31,883 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:19:31" (1/1) ... [2023-12-03 00:19:31,885 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:19:31" (1/1) ... [2023-12-03 00:19:31,887 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:19:31" (1/1) ... [2023-12-03 00:19:31,890 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:19:31,891 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:19:31,891 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:19:31,891 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:19:31,892 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:19:31" (1/1) ... [2023-12-03 00:19:31,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:19:31,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:19:31,923 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:19:31,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:19:31,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:19:31,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:19:31,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:19:31,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-12-03 00:19:31,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 00:19:31,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-12-03 00:19:31,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:19:31,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:19:31,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 00:19:31,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-12-03 00:19:31,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:19:32,029 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:19:32,031 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:19:32,256 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:19:32,314 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:19:32,314 INFO L309 CfgBuilder]: Removed 8 assume(true) statements. [2023-12-03 00:19:32,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:19:32 BoogieIcfgContainer [2023-12-03 00:19:32,316 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:19:32,317 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:19:32,317 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:19:32,324 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:19:32,325 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:19:32" (1/1) ... [2023-12-03 00:19:32,332 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:19:32,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:32,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2023-12-03 00:19:32,375 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2023-12-03 00:19:32,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 00:19:32,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:32,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:32,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:32,516 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 00:19:32,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:32,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2023-12-03 00:19:32,543 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2023-12-03 00:19:32,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 00:19:32,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:32,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:32,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 00:19:32,614 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 00:19:32,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 00:19:32,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 00:19:32,733 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 00:19:32,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 00:19:32,786 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 00:19:32,816 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 12:19:32 ImpRootNode [2023-12-03 00:19:32,816 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 00:19:32,817 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 00:19:32,817 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 00:19:32,817 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 00:19:32,818 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:19:32" (3/4) ... [2023-12-03 00:19:32,820 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 00:19:32,821 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 00:19:32,822 INFO L158 Benchmark]: Toolchain (without parser) took 1294.35ms. Allocated memory is still 163.6MB. Free memory was 119.7MB in the beginning and 94.4MB in the end (delta: 25.2MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2023-12-03 00:19:32,822 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 119.5MB. Free memory is still 68.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:19:32,823 INFO L158 Benchmark]: CACSL2BoogieTranslator took 282.25ms. Allocated memory is still 163.6MB. Free memory was 119.3MB in the beginning and 106.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 00:19:32,824 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.09ms. Allocated memory is still 163.6MB. Free memory was 106.7MB in the beginning and 104.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:19:32,824 INFO L158 Benchmark]: Boogie Preprocessor took 34.38ms. Allocated memory is still 163.6MB. Free memory was 104.6MB in the beginning and 102.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:19:32,825 INFO L158 Benchmark]: RCFGBuilder took 425.26ms. Allocated memory is still 163.6MB. Free memory was 102.5MB in the beginning and 125.0MB in the end (delta: -22.5MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2023-12-03 00:19:32,826 INFO L158 Benchmark]: CodeCheck took 499.63ms. Allocated memory is still 163.6MB. Free memory was 125.0MB in the beginning and 95.5MB in the end (delta: 29.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-12-03 00:19:32,826 INFO L158 Benchmark]: Witness Printer took 4.02ms. Allocated memory is still 163.6MB. Free memory was 95.5MB in the beginning and 94.4MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:19:32,830 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, 24 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, 28 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 12 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 60 GetRequests, 60 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, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 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: 147]: 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 146, overapproximation of someUnaryDOUBLEoperation at line 54, overapproximation of someBinaryArithmeticDOUBLEoperation at line 84. Possible FailurePath: [L39-L44] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L46-L51] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L53-L60] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L62-L64] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L143] double x = -1.0 / 0.0; [L144] CALL, EXPR atan_double(x) [L67] double w, s1, s2, z; [L68] __int32_t ix, hx, id; VAL [\old(x)=3, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, x=3] [L71] ieee_double_shape_type gh_u; [L72] EXPR gh_u.value = (x) [L73] EXPR gh_u.parts.msw [L73] EXPR (hx) = gh_u.parts.msw [L70-L74] { ieee_double_shape_type gh_u; gh_u.value = (x); (hx) = gh_u.parts.msw; } VAL [\old(x)=3, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2146435071, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, x=3] [L75] ix = hx & 0x7fffffff VAL [\old(x)=3, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2146435071, ix=2146435071, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, x=3] [L76] COND TRUE ix >= 0x44100000 [L77] __uint32_t low; VAL [\old(x)=3, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2146435071, ix=2146435071, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, x=3] [L79] ieee_double_shape_type gl_u; [L80] EXPR gl_u.value = (x) [L81] EXPR gl_u.parts.lsw [L81] EXPR (low) = gl_u.parts.lsw [L78-L82] { ieee_double_shape_type gl_u; gl_u.value = (x); (low) = gl_u.parts.lsw; } VAL [\old(x)=3, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2146435071, ix=2146435071, low=13, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, x=3] [L83] COND FALSE !(ix > 0x7ff00000 || (ix == 0x7ff00000 && (low != 0))) [L85] COND TRUE hx > 0 [L86] EXPR atanhi_atan[3] [L86] EXPR atanlo_atan[3] [L86] return atanhi_atan[3] + atanlo_atan[3]; [L144] RET, EXPR atan_double(x) [L144] double res = atan_double(x); [L146] COND TRUE res != -pi_o_2 VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, res=13, x=3] [L147] reach_error() VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, res=13, x=3] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 119.5MB. Free memory is still 68.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 282.25ms. Allocated memory is still 163.6MB. Free memory was 119.3MB in the beginning and 106.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.09ms. Allocated memory is still 163.6MB. Free memory was 106.7MB in the beginning and 104.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.38ms. Allocated memory is still 163.6MB. Free memory was 104.6MB in the beginning and 102.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 425.26ms. Allocated memory is still 163.6MB. Free memory was 102.5MB in the beginning and 125.0MB in the end (delta: -22.5MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * CodeCheck took 499.63ms. Allocated memory is still 163.6MB. Free memory was 125.0MB in the beginning and 95.5MB in the end (delta: 29.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Witness Printer took 4.02ms. Allocated memory is still 163.6MB. Free memory was 95.5MB in the beginning and 94.4MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 00:19:32,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/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_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0621b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/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_b185b549-c544-43cc-aeac-08f202124fbe/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 8ead8f92d727e659a3a3e48f3e2a8079f3cda1172b703c6ea18213bf1971d913 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:19:34,736 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:19:34,808 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 00:19:34,836 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:19:34,837 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:19:34,838 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:19:34,839 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:19:34,839 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:19:34,840 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:19:34,840 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:19:34,841 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:19:34,842 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:19:34,842 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:19:34,842 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:19:34,843 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:19:34,843 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:19:34,844 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 00:19:34,844 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 00:19:34,845 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 00:19:34,845 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:19:34,846 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:19:34,846 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:19:34,847 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:19:34,847 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:19:34,848 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:19:34,848 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:19:34,849 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 00:19:34,849 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:19:34,849 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:19:34,850 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:19:34,850 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:19:34,851 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:19:34,851 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 00:19:34,852 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:19:34,852 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:19:34,852 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 00:19:34,853 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 00:19:34,853 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_b185b549-c544-43cc-aeac-08f202124fbe/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ead8f92d727e659a3a3e48f3e2a8079f3cda1172b703c6ea18213bf1971d913 [2023-12-03 00:19:35,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:19:35,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:19:35,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:19:35,160 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:19:35,160 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:19:35,162 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/double_req_bl_0621b.c [2023-12-03 00:19:37,996 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:19:38,153 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:19:38,154 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/sv-benchmarks/c/float-newlib/double_req_bl_0621b.c [2023-12-03 00:19:38,161 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/data/e100d616d/d782af0ddf5141918aea4e33a3462041/FLAG02cda2b61 [2023-12-03 00:19:38,175 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/data/e100d616d/d782af0ddf5141918aea4e33a3462041 [2023-12-03 00:19:38,177 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:19:38,179 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:19:38,180 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:19:38,180 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:19:38,185 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:19:38,185 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:19:38" (1/1) ... [2023-12-03 00:19:38,186 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cacc6a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:19:38, skipping insertion in model container [2023-12-03 00:19:38,186 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:19:38" (1/1) ... [2023-12-03 00:19:38,212 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:19:38,398 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_b185b549-c544-43cc-aeac-08f202124fbe/sv-benchmarks/c/float-newlib/double_req_bl_0621b.c[3713,3726] [2023-12-03 00:19:38,402 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:19:38,418 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:19:38,474 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_b185b549-c544-43cc-aeac-08f202124fbe/sv-benchmarks/c/float-newlib/double_req_bl_0621b.c[3713,3726] [2023-12-03 00:19:38,475 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:19:38,497 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:19:38,498 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:19:38 WrapperNode [2023-12-03 00:19:38,498 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:19:38,499 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:19:38,499 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:19:38,499 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:19:38,504 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:19:38" (1/1) ... [2023-12-03 00:19:38,517 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:19:38" (1/1) ... [2023-12-03 00:19:38,545 INFO L138 Inliner]: procedures = 21, calls = 65, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 187 [2023-12-03 00:19:38,545 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:19:38,546 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:19:38,546 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:19:38,546 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:19:38,553 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:19:38" (1/1) ... [2023-12-03 00:19:38,554 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:19:38" (1/1) ... [2023-12-03 00:19:38,560 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:19:38" (1/1) ... [2023-12-03 00:19:38,560 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:19:38" (1/1) ... [2023-12-03 00:19:38,574 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:19:38" (1/1) ... [2023-12-03 00:19:38,578 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:19:38" (1/1) ... [2023-12-03 00:19:38,582 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:19:38" (1/1) ... [2023-12-03 00:19:38,584 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:19:38" (1/1) ... [2023-12-03 00:19:38,589 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:19:38,590 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:19:38,590 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:19:38,590 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:19:38,591 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:19:38" (1/1) ... [2023-12-03 00:19:38,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:19:38,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:19:38,616 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:19:38,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:19:38,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:19:38,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-12-03 00:19:38,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-12-03 00:19:38,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 00:19:38,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:19:38,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-12-03 00:19:38,649 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 00:19:38,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:19:38,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:19:38,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 00:19:38,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:19:38,735 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:19:38,738 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:20:46,747 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:20:46,846 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:20:46,847 INFO L309 CfgBuilder]: Removed 8 assume(true) statements. [2023-12-03 00:20:46,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:20:46 BoogieIcfgContainer [2023-12-03 00:20:46,849 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:20:46,850 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:20:46,850 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:20:46,860 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:20:46,860 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:20:46" (1/1) ... [2023-12-03 00:20:46,869 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:20:46,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:46,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2023-12-03 00:20:46,922 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2023-12-03 00:20:46,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 00:20:46,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:46,925 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:20:46,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:20:46,927 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:20:46,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 00:20:47,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:47,830 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:20:47,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:47,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:20:47,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:47,941 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 00:20:47,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 00:20:49,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 00:20:59,346 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 00:21:02,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:02,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2023-12-03 00:21:02,377 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2023-12-03 00:21:02,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 00:21:02,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:02,378 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:21:02,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:21:02,379 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:21:02,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 00:21:06,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:06,731 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:21:07,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:07,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-03 00:21:07,568 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:09,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:21:09,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:21:09,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:21:09,333 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 00:21:09,334 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 56 [2023-12-03 00:21:10,533 INFO L349 Elim1Store]: treesize reduction 48, result has 32.4 percent of original size [2023-12-03 00:21:10,533 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 28 treesize of output 36 [2023-12-03 00:21:16,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:21:16,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:21:16,117 INFO L224 Elim1Store]: Index analysis took 136 ms [2023-12-03 00:21:16,977 INFO L349 Elim1Store]: treesize reduction 33, result has 36.5 percent of original size [2023-12-03 00:21:16,978 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 73 treesize of output 77 [2023-12-03 00:21:17,636 INFO L349 Elim1Store]: treesize reduction 12, result has 42.9 percent of original size [2023-12-03 00:21:17,636 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 22 [2023-12-03 00:21:20,137 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 00:21:20,138 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 321 treesize of output 147 [2023-12-03 00:21:26,823 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 00:21:26,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 00:21:47,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-03 00:22:00,647 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 13.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-03 00:22:04,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-03 00:22:14,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-03 00:22:19,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-03 00:22:26,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:22:26,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2023-12-03 00:22:26,509 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2023-12-03 00:22:26,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 00:22:26,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:22:26,509 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:22:26,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:22:26,511 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:22:26,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 00:22:32,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:22:32,440 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:22:32,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:22:32,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-03 00:22:32,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:22:36,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:22:36,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:22:36,498 INFO L224 Elim1Store]: Index analysis took 105 ms [2023-12-03 00:22:36,561 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 00:22:36,562 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 60 treesize of output 61 [2023-12-03 00:22:36,927 INFO L224 Elim1Store]: Index analysis took 105 ms [2023-12-03 00:22:37,877 INFO L349 Elim1Store]: treesize reduction 48, result has 32.4 percent of original size [2023-12-03 00:22:37,878 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 28 treesize of output 36 [2023-12-03 00:22:46,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:22:46,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:22:46,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:22:46,868 INFO L224 Elim1Store]: Index analysis took 127 ms [2023-12-03 00:22:47,422 INFO L349 Elim1Store]: treesize reduction 18, result has 28.0 percent of original size [2023-12-03 00:22:47,423 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 72 treesize of output 83 [2023-12-03 00:22:48,258 INFO L224 Elim1Store]: Index analysis took 114 ms [2023-12-03 00:22:48,794 INFO L349 Elim1Store]: treesize reduction 12, result has 42.9 percent of original size [2023-12-03 00:22:48,795 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 22 [2023-12-03 00:22:53,534 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-03 00:22:53,535 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 6 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 4 case distinctions, treesize of input 347 treesize of output 159 [2023-12-03 00:22:57,530 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 00:22:57,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 00:23:46,201 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-03 00:23:57,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-03 00:23:57,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:23:57,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2023-12-03 00:23:57,593 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2023-12-03 00:23:57,593 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 00:23:57,593 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2023-12-03 00:23:57,599 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 00:24:03,429 INFO L560 CodeCheckObserver]: Invariant with dag size 71 [2023-12-03 00:24:03,437 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[4bv32] could not be translated [2023-12-03 00:24:03,439 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_v_prenex_11_12 : bv64 :: (v_skolemized_v_prenex_11_12[63:32] == #memory_int[4bv32][~bvadd~32(28bv32, ~#atanhi_atan~0!offset)] && v_skolemized_v_prenex_11_12[31:0] == #memory_int[4bv32][~bvadd~32(~#atanhi_atan~0!offset, 24bv32)]) && ~fp~64(v_skolemized_v_prenex_11_12[63:63], v_skolemized_v_prenex_11_12[62:52], v_skolemized_v_prenex_11_12[51:0]) == ~to_fp~64(currentRoundingMode, 785398163397448279/500000000000000000)) could not be translated [2023-12-03 00:24:03,440 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[5bv32] could not be translated [2023-12-03 00:24:03,440 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-12-03 00:24:03,441 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_v_prenex_3_12 : bv64 :: (#memory_int[5bv32][~bvadd~32(28bv32, ~#atanlo_atan~0!offset)] == v_skolemized_v_prenex_3_12[63:32] && v_skolemized_v_prenex_3_12[31:0] == #memory_int[5bv32][~bvadd~32(~#atanlo_atan~0!offset, 24bv32)]) && ~fp~64(v_skolemized_v_prenex_3_12[63:63], v_skolemized_v_prenex_3_12[62:52], v_skolemized_v_prenex_3_12[51:0]) == ~to_fp~64(currentRoundingMode, 612323399573676603587/10000000000000000000000000000000000000)) could not be translated [2023-12-03 00:24:03,441 INFO L560 CodeCheckObserver]: Invariant with dag size 98 [2023-12-03 00:24:03,444 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[4bv32] could not be translated [2023-12-03 00:24:03,444 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11 : bv32, v_skolemized_q#valueAsBitvector_21 : bv64 :: ((((~x == ~fp~64(v_skolemized_q#valueAsBitvector_21[63:63], v_skolemized_q#valueAsBitvector_21[62:52], v_skolemized_q#valueAsBitvector_21[51:0]) && !(v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11 == 5bv32)) && #memory_int[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11][4bv32] == v_skolemized_q#valueAsBitvector_21[63:32]) && !(4bv32 == v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11)) && v_skolemized_q#valueAsBitvector_21[31:0] == #memory_int[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11][0bv32]) && #memory_int[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11][4bv32] == ~hx~0) could not be translated [2023-12-03 00:24:03,445 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[5bv32] could not be translated [2023-12-03 00:24:03,445 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-12-03 00:24:03,445 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_v_prenex_11_9 : bv64 :: (~fp~64(v_skolemized_v_prenex_11_9[63:63], v_skolemized_v_prenex_11_9[62:52], v_skolemized_v_prenex_11_9[51:0]) == ~to_fp~64(currentRoundingMode, 785398163397448279/500000000000000000) && v_skolemized_v_prenex_11_9[63:32] == #memory_int[4bv32][~bvadd~32(28bv32, ~#atanhi_atan~0!offset)]) && #memory_int[4bv32][~bvadd~32(~#atanhi_atan~0!offset, 24bv32)] == v_skolemized_v_prenex_11_9[31:0]) could not be translated [2023-12-03 00:24:03,446 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_v_prenex_3_12 : bv64 :: (#memory_int[5bv32][~bvadd~32(28bv32, ~#atanlo_atan~0!offset)] == v_skolemized_v_prenex_3_12[63:32] && v_skolemized_v_prenex_3_12[31:0] == #memory_int[5bv32][~bvadd~32(~#atanlo_atan~0!offset, 24bv32)]) && ~fp~64(v_skolemized_v_prenex_3_12[63:63], v_skolemized_v_prenex_3_12[62:52], v_skolemized_v_prenex_3_12[51:0]) == ~to_fp~64(currentRoundingMode, 612323399573676603587/10000000000000000000000000000000000000)) could not be translated [2023-12-03 00:24:03,446 INFO L560 CodeCheckObserver]: Invariant with dag size 40 [2023-12-03 00:24:03,448 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_v_prenex_3_9 : bv64, v_skolemized_v_prenex_11_9 : bv64, v_arrayElimCell_19 : bv32 :: (~fp~64(v_skolemized_v_prenex_11_9[63:63], v_skolemized_v_prenex_11_9[62:52], v_skolemized_v_prenex_11_9[51:0]) == ~to_fp~64(~roundNearestTiesToEven, 785398163397448279/500000000000000000) && ~fp.sub~64(~roundNearestTiesToEven, ~fp.neg~64(~fp~64((v_skolemized_v_prenex_11_9[63:32] ++ v_skolemized_v_prenex_11_9[31:0])[63:63], (v_skolemized_v_prenex_11_9[63:32] ++ v_skolemized_v_prenex_11_9[31:0])[62:52], (v_skolemized_v_prenex_11_9[63:32] ++ v_skolemized_v_prenex_11_9[31:0])[51:0])), ~fp~64((v_skolemized_v_prenex_3_9[63:32] ++ v_arrayElimCell_19)[63:63], (v_skolemized_v_prenex_3_9[63:32] ++ v_arrayElimCell_19)[62:52], (v_skolemized_v_prenex_3_9[63:32] ++ v_arrayElimCell_19)[51:0])) == #res) && ~to_fp~64(~roundNearestTiesToEven, 612323399573676603587/10000000000000000000000000000000000000) == ~fp~64(v_skolemized_v_prenex_3_9[63:63], v_skolemized_v_prenex_3_9[62:52], v_skolemized_v_prenex_3_9[51:0])) could not be translated [2023-12-03 00:24:03,448 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-12-03 00:24:03,448 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 00:24:03,449 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 12:24:03 ImpRootNode [2023-12-03 00:24:03,449 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 00:24:03,450 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 00:24:03,450 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 00:24:03,450 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 00:24:03,450 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:20:46" (3/4) ... [2023-12-03 00:24:03,453 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 00:24:03,463 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2023-12-03 00:24:03,464 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-12-03 00:24:03,464 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-03 00:24:03,465 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 00:24:03,574 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 00:24:03,575 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 00:24:03,575 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 00:24:03,575 INFO L158 Benchmark]: Toolchain (without parser) took 265396.70ms. Allocated memory was 75.5MB in the beginning and 107.0MB in the end (delta: 31.5MB). Free memory was 47.4MB in the beginning and 66.1MB in the end (delta: -18.7MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2023-12-03 00:24:03,576 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 75.5MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:24:03,576 INFO L158 Benchmark]: CACSL2BoogieTranslator took 318.20ms. Allocated memory is still 75.5MB. Free memory was 47.2MB in the beginning and 53.1MB in the end (delta: -5.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 00:24:03,577 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.88ms. Allocated memory is still 75.5MB. Free memory was 53.1MB in the beginning and 50.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:24:03,577 INFO L158 Benchmark]: Boogie Preprocessor took 42.70ms. Allocated memory is still 75.5MB. Free memory was 50.7MB in the beginning and 48.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:24:03,578 INFO L158 Benchmark]: RCFGBuilder took 68258.99ms. Allocated memory was 75.5MB in the beginning and 107.0MB in the end (delta: 31.5MB). Free memory was 48.4MB in the beginning and 63.2MB in the end (delta: -14.8MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2023-12-03 00:24:03,578 INFO L158 Benchmark]: CodeCheck took 196599.35ms. Allocated memory is still 107.0MB. Free memory was 63.2MB in the beginning and 71.3MB in the end (delta: -8.1MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2023-12-03 00:24:03,578 INFO L158 Benchmark]: Witness Printer took 125.28ms. Allocated memory is still 107.0MB. Free memory was 71.3MB in the beginning and 66.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 00:24:03,580 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, 24 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 190.7s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 10 mSolverCounterUnknown, 106 SdHoareTripleChecker+Valid, 140.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22 mSDsluCounter, 60 SdHoareTripleChecker+Invalid, 126.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 16 mSDsCounter, 24 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 93 IncrementalHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 24 mSolverCounterUnsat, 44 mSDtfsCounter, 93 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 247 GetRequests, 212 SyntacticMatches, 3 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 229 ImplicationChecksByTransitivity, 77.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 43.9s InterpolantComputationTime, 31 NumberOfCodeBlocks, 31 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 28 ConstructedInterpolants, 18 QuantifiedInterpolants, 2208 SizeOfPredicates, 30 NumberOfNonLiveVariables, 346 ConjunctsInSsa, 61 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: 147]: 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: 70]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: ((2147483647 & hx) == ix) - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 75.5MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 318.20ms. Allocated memory is still 75.5MB. Free memory was 47.2MB in the beginning and 53.1MB in the end (delta: -5.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.88ms. Allocated memory is still 75.5MB. Free memory was 53.1MB in the beginning and 50.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.70ms. Allocated memory is still 75.5MB. Free memory was 50.7MB in the beginning and 48.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 68258.99ms. Allocated memory was 75.5MB in the beginning and 107.0MB in the end (delta: 31.5MB). Free memory was 48.4MB in the beginning and 63.2MB in the end (delta: -14.8MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * CodeCheck took 196599.35ms. Allocated memory is still 107.0MB. Free memory was 63.2MB in the beginning and 71.3MB in the end (delta: -8.1MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. * Witness Printer took 125.28ms. Allocated memory is still 107.0MB. Free memory was 71.3MB in the beginning and 66.1MB 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: ArrayAccessExpression #valid[4bv32] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_v_prenex_11_12 : bv64 :: (v_skolemized_v_prenex_11_12[63:32] == #memory_int[4bv32][~bvadd~32(28bv32, ~#atanhi_atan~0!offset)] && v_skolemized_v_prenex_11_12[31:0] == #memory_int[4bv32][~bvadd~32(~#atanhi_atan~0!offset, 24bv32)]) && ~fp~64(v_skolemized_v_prenex_11_12[63:63], v_skolemized_v_prenex_11_12[62:52], v_skolemized_v_prenex_11_12[51:0]) == ~to_fp~64(currentRoundingMode, 785398163397448279/500000000000000000)) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[5bv32] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_v_prenex_3_12 : bv64 :: (#memory_int[5bv32][~bvadd~32(28bv32, ~#atanlo_atan~0!offset)] == v_skolemized_v_prenex_3_12[63:32] && v_skolemized_v_prenex_3_12[31:0] == #memory_int[5bv32][~bvadd~32(~#atanlo_atan~0!offset, 24bv32)]) && ~fp~64(v_skolemized_v_prenex_3_12[63:63], v_skolemized_v_prenex_3_12[62:52], v_skolemized_v_prenex_3_12[51:0]) == ~to_fp~64(currentRoundingMode, 612323399573676603587/10000000000000000000000000000000000000)) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[4bv32] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11 : bv32, v_skolemized_q#valueAsBitvector_21 : bv64 :: ((((~x == ~fp~64(v_skolemized_q#valueAsBitvector_21[63:63], v_skolemized_q#valueAsBitvector_21[62:52], v_skolemized_q#valueAsBitvector_21[51:0]) && !(v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11 == 5bv32)) && #memory_int[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11][4bv32] == v_skolemized_q#valueAsBitvector_21[63:32]) && !(4bv32 == v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11)) && v_skolemized_q#valueAsBitvector_21[31:0] == #memory_int[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11][0bv32]) && #memory_int[v_ULTIMATE.start_atan_double_~#gh_u~1#1.base_11][4bv32] == ~hx~0) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[5bv32] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_v_prenex_11_9 : bv64 :: (~fp~64(v_skolemized_v_prenex_11_9[63:63], v_skolemized_v_prenex_11_9[62:52], v_skolemized_v_prenex_11_9[51:0]) == ~to_fp~64(currentRoundingMode, 785398163397448279/500000000000000000) && v_skolemized_v_prenex_11_9[63:32] == #memory_int[4bv32][~bvadd~32(28bv32, ~#atanhi_atan~0!offset)]) && #memory_int[4bv32][~bvadd~32(~#atanhi_atan~0!offset, 24bv32)] == v_skolemized_v_prenex_11_9[31:0]) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_v_prenex_3_12 : bv64 :: (#memory_int[5bv32][~bvadd~32(28bv32, ~#atanlo_atan~0!offset)] == v_skolemized_v_prenex_3_12[63:32] && v_skolemized_v_prenex_3_12[31:0] == #memory_int[5bv32][~bvadd~32(~#atanlo_atan~0!offset, 24bv32)]) && ~fp~64(v_skolemized_v_prenex_3_12[63:63], v_skolemized_v_prenex_3_12[62:52], v_skolemized_v_prenex_3_12[51:0]) == ~to_fp~64(currentRoundingMode, 612323399573676603587/10000000000000000000000000000000000000)) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_v_prenex_3_9 : bv64, v_skolemized_v_prenex_11_9 : bv64, v_arrayElimCell_19 : bv32 :: (~fp~64(v_skolemized_v_prenex_11_9[63:63], v_skolemized_v_prenex_11_9[62:52], v_skolemized_v_prenex_11_9[51:0]) == ~to_fp~64(~roundNearestTiesToEven, 785398163397448279/500000000000000000) && ~fp.sub~64(~roundNearestTiesToEven, ~fp.neg~64(~fp~64((v_skolemized_v_prenex_11_9[63:32] ++ v_skolemized_v_prenex_11_9[31:0])[63:63], (v_skolemized_v_prenex_11_9[63:32] ++ v_skolemized_v_prenex_11_9[31:0])[62:52], (v_skolemized_v_prenex_11_9[63:32] ++ v_skolemized_v_prenex_11_9[31:0])[51:0])), ~fp~64((v_skolemized_v_prenex_3_9[63:32] ++ v_arrayElimCell_19)[63:63], (v_skolemized_v_prenex_3_9[63:32] ++ v_arrayElimCell_19)[62:52], (v_skolemized_v_prenex_3_9[63:32] ++ v_arrayElimCell_19)[51:0])) == #res) && ~to_fp~64(~roundNearestTiesToEven, 612323399573676603587/10000000000000000000000000000000000000) == ~fp~64(v_skolemized_v_prenex_3_9[63:63], v_skolemized_v_prenex_3_9[62:52], v_skolemized_v_prenex_3_9[51:0])) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated RESULT: Ultimate proved your program to be correct! [2023-12-03 00:24:03,798 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-03 00:24:03,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b185b549-c544-43cc-aeac-08f202124fbe/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE