./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1012b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1012b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL --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 cc6b2c8924f3e77ddbe2cc4e366b62354008edf435e0402974f2ef8c5957612f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:03:10,682 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:03:10,800 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:03:10,806 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:03:10,807 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:03:10,843 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:03:10,844 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:03:10,844 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:03:10,845 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:03:10,850 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:03:10,851 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:03:10,851 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:03:10,852 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:03:10,853 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:03:10,854 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:03:10,854 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:03:10,854 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:03:10,855 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:03:10,855 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:03:10,856 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:03:10,856 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:03:10,857 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:03:10,857 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:03:10,858 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:03:10,858 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:03:10,859 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:03:10,859 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:03:10,860 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:03:10,860 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:03:10,860 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:03:10,862 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:03:10,862 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:03:10,862 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:03:10,862 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_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc6b2c8924f3e77ddbe2cc4e366b62354008edf435e0402974f2ef8c5957612f [2023-11-19 03:03:11,110 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:03:11,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:03:11,148 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:03:11,149 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:03:11,150 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:03:11,151 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/float-newlib/double_req_bl_1012b.c [2023-11-19 03:03:14,213 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:03:14,526 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:03:14,527 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/sv-benchmarks/c/float-newlib/double_req_bl_1012b.c [2023-11-19 03:03:14,534 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/data/2aa973111/0dc5ddf8f1a54ee487f1e841ed2a4a5d/FLAGa9fbd7444 [2023-11-19 03:03:14,552 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/data/2aa973111/0dc5ddf8f1a54ee487f1e841ed2a4a5d [2023-11-19 03:03:14,558 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:03:14,560 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:03:14,564 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:03:14,564 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:03:14,569 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:03:14,570 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:03:14" (1/1) ... [2023-11-19 03:03:14,572 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24ed25a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:14, skipping insertion in model container [2023-11-19 03:03:14,573 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:03:14" (1/1) ... [2023-11-19 03:03:14,603 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:03:14,759 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_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/sv-benchmarks/c/float-newlib/double_req_bl_1012b.c[1640,1653] [2023-11-19 03:03:14,763 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:03:14,773 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:03:14,800 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_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/sv-benchmarks/c/float-newlib/double_req_bl_1012b.c[1640,1653] [2023-11-19 03:03:14,801 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:03:14,816 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:03:14,816 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:14 WrapperNode [2023-11-19 03:03:14,817 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:03:14,818 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:03:14,818 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:03:14,818 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:03:14,826 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:14" (1/1) ... [2023-11-19 03:03:14,835 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:14" (1/1) ... [2023-11-19 03:03:14,861 INFO L138 Inliner]: procedures = 18, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 103 [2023-11-19 03:03:14,862 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:03:14,862 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:03:14,862 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:03:14,863 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:03:14,871 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:14" (1/1) ... [2023-11-19 03:03:14,872 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:14" (1/1) ... [2023-11-19 03:03:14,875 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:14" (1/1) ... [2023-11-19 03:03:14,875 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:14" (1/1) ... [2023-11-19 03:03:14,883 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:14" (1/1) ... [2023-11-19 03:03:14,887 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:14" (1/1) ... [2023-11-19 03:03:14,889 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:14" (1/1) ... [2023-11-19 03:03:14,891 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:14" (1/1) ... [2023-11-19 03:03:14,894 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:03:14,895 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:03:14,895 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:03:14,896 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:03:14,897 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:14" (1/1) ... [2023-11-19 03:03:14,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:03:14,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:03:14,931 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:03:14,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:03:14,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:03:14,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:03:14,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:03:14,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 03:03:14,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:03:14,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 03:03:14,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:03:14,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:03:14,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:03:14,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:03:15,048 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:03:15,050 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:03:15,293 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:03:15,514 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:03:15,515 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-19 03:03:15,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:03:15 BoogieIcfgContainer [2023-11-19 03:03:15,527 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:03:15,528 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:03:15,528 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:03:15,536 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:03:15,537 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:03:15" (1/1) ... [2023-11-19 03:03:15,545 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:03:15,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:15,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2023-11-19 03:03:15,593 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2023-11-19 03:03:15,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:03:15,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:15,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:15,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:15,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:15,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:15,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2023-11-19 03:03:15,785 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2023-11-19 03:03:15,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:03:15,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:15,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:15,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:03:15,953 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:03:16,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:03:16,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:03:16,343 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:03:16,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:03:16,435 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 03:03:16,474 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:03:16 ImpRootNode [2023-11-19 03:03:16,474 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:03:16,475 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:03:16,475 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:03:16,475 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:03:16,477 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:03:15" (3/4) ... [2023-11-19 03:03:16,481 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:03:16,482 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:03:16,483 INFO L158 Benchmark]: Toolchain (without parser) took 1922.71ms. Allocated memory is still 167.8MB. Free memory was 138.2MB in the beginning and 124.2MB in the end (delta: 14.0MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2023-11-19 03:03:16,484 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 125.8MB. Free memory was 83.7MB in the beginning and 83.6MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:03:16,485 INFO L158 Benchmark]: CACSL2BoogieTranslator took 253.43ms. Allocated memory is still 167.8MB. Free memory was 137.9MB in the beginning and 126.7MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:03:16,486 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.83ms. Allocated memory is still 167.8MB. Free memory was 126.7MB in the beginning and 124.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:03:16,487 INFO L158 Benchmark]: Boogie Preprocessor took 32.11ms. Allocated memory is still 167.8MB. Free memory was 124.9MB in the beginning and 123.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:03:16,488 INFO L158 Benchmark]: RCFGBuilder took 631.83ms. Allocated memory is still 167.8MB. Free memory was 123.2MB in the beginning and 97.3MB in the end (delta: 25.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-19 03:03:16,488 INFO L158 Benchmark]: CodeCheck took 946.23ms. Allocated memory is still 167.8MB. Free memory was 97.3MB in the beginning and 124.2MB in the end (delta: -26.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:03:16,493 INFO L158 Benchmark]: Witness Printer took 7.42ms. Allocated memory is still 167.8MB. Free memory is still 124.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:03:16,501 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, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 27 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 9 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, 9 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 53 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, 19 NumberOfCodeBlocks, 19 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: 75]: 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 bitwiseOr at line 41, overapproximation of someBinaryArithmeticDOUBLEoperation at line 70. Possible FailurePath: [L70] double x = -1.0 / 0.0; [L71] CALL, EXPR fabs_double(x) [L47] __uint32_t high; VAL [\old(x)=2, x=2] [L49] ieee_double_shape_type gh_u; [L50] EXPR gh_u.value = (x) [L51] EXPR gh_u.parts.msw [L51] EXPR (high) = gh_u.parts.msw [L48-L52] { ieee_double_shape_type gh_u; gh_u.value = (x); (high) = gh_u.parts.msw; } VAL [\old(x)=2, high=2147483648, x=2] [L54] ieee_double_shape_type sh_u; [L55] EXPR sh_u.value = (x) [L56] EXPR sh_u.parts.msw = (high & 0x7fffffff) [L57] EXPR sh_u.value [L57] EXPR (x) = sh_u.value [L53-L58] { ieee_double_shape_type sh_u; sh_u.value = (x); sh_u.parts.msw = (high & 0x7fffffff); (x) = sh_u.value; } VAL [\old(x)=2, high=2147483648, x=2] [L59] return x; [L71] RET, EXPR fabs_double(x) [L71] double res = fabs_double(x); [L74] CALL, EXPR isinf_double(res) [L33] __int32_t hx, lx; VAL [\old(x)=2, x=2] [L35] ieee_double_shape_type ew_u; [L36] EXPR ew_u.value = (x) [L37] EXPR ew_u.parts.msw [L37] EXPR (hx) = ew_u.parts.msw [L38] EXPR ew_u.parts.lsw [L38] EXPR (lx) = ew_u.parts.lsw [L34-L39] { ieee_double_shape_type ew_u; ew_u.value = (x); (hx) = ew_u.parts.msw; (lx) = ew_u.parts.lsw; } VAL [\old(x)=2, hx=0, lx=1, x=2] [L40] hx &= 0x7fffffff [L41] EXPR lx | (-lx) [L41] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L42] hx = 0x7ff00000 - hx [L43] EXPR hx | (-hx) [L43] return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); [L74] RET, EXPR isinf_double(res) [L74] COND TRUE !isinf_double(res) [L75] reach_error() VAL [res=2, x=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 125.8MB. Free memory was 83.7MB in the beginning and 83.6MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 253.43ms. Allocated memory is still 167.8MB. Free memory was 137.9MB in the beginning and 126.7MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.83ms. Allocated memory is still 167.8MB. Free memory was 126.7MB in the beginning and 124.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.11ms. Allocated memory is still 167.8MB. Free memory was 124.9MB in the beginning and 123.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 631.83ms. Allocated memory is still 167.8MB. Free memory was 123.2MB in the beginning and 97.3MB in the end (delta: 25.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 946.23ms. Allocated memory is still 167.8MB. Free memory was 97.3MB in the beginning and 124.2MB in the end (delta: -26.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.42ms. Allocated memory is still 167.8MB. Free memory is still 124.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 03:03:16,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1012b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL --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 cc6b2c8924f3e77ddbe2cc4e366b62354008edf435e0402974f2ef8c5957612f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:03:19,130 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:03:19,220 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:03:19,278 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:03:19,279 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:03:19,280 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:03:19,281 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:03:19,282 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:03:19,283 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:03:19,287 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:03:19,288 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:03:19,288 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:03:19,289 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:03:19,290 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:03:19,291 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:03:19,291 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:03:19,291 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:03:19,292 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:03:19,292 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:03:19,292 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:03:19,293 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:03:19,293 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:03:19,294 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:03:19,294 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:03:19,294 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:03:19,295 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:03:19,295 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:03:19,296 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:03:19,296 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:03:19,296 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:03:19,298 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:03:19,298 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:03:19,298 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:03:19,298 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:03:19,299 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:03:19,299 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:03:19,299 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:03:19,299 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_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc6b2c8924f3e77ddbe2cc4e366b62354008edf435e0402974f2ef8c5957612f [2023-11-19 03:03:19,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:03:19,714 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:03:19,717 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:03:19,718 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:03:19,719 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:03:19,721 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/float-newlib/double_req_bl_1012b.c [2023-11-19 03:03:22,950 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:03:23,167 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:03:23,168 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/sv-benchmarks/c/float-newlib/double_req_bl_1012b.c [2023-11-19 03:03:23,175 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/data/dbe2eff16/d3f0fee02d0646b7839537d4c9aef70f/FLAG48d53ccf2 [2023-11-19 03:03:23,200 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/data/dbe2eff16/d3f0fee02d0646b7839537d4c9aef70f [2023-11-19 03:03:23,203 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:03:23,206 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:03:23,207 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:03:23,207 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:03:23,213 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:03:23,214 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:03:23" (1/1) ... [2023-11-19 03:03:23,215 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25442ec1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:23, skipping insertion in model container [2023-11-19 03:03:23,216 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:03:23" (1/1) ... [2023-11-19 03:03:23,253 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:03:23,461 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_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/sv-benchmarks/c/float-newlib/double_req_bl_1012b.c[1640,1653] [2023-11-19 03:03:23,466 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:03:23,487 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:03:23,514 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_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/sv-benchmarks/c/float-newlib/double_req_bl_1012b.c[1640,1653] [2023-11-19 03:03:23,515 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:03:23,536 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:03:23,536 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:23 WrapperNode [2023-11-19 03:03:23,536 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:03:23,538 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:03:23,538 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:03:23,538 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:03:23,546 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:23" (1/1) ... [2023-11-19 03:03:23,582 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:23" (1/1) ... [2023-11-19 03:03:23,624 INFO L138 Inliner]: procedures = 21, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 75 [2023-11-19 03:03:23,625 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:03:23,627 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:03:23,627 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:03:23,627 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:03:23,654 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:23" (1/1) ... [2023-11-19 03:03:23,655 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:23" (1/1) ... [2023-11-19 03:03:23,659 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:23" (1/1) ... [2023-11-19 03:03:23,659 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:23" (1/1) ... [2023-11-19 03:03:23,668 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:23" (1/1) ... [2023-11-19 03:03:23,671 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:23" (1/1) ... [2023-11-19 03:03:23,676 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:23" (1/1) ... [2023-11-19 03:03:23,678 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:23" (1/1) ... [2023-11-19 03:03:23,684 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:03:23,685 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:03:23,685 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:03:23,686 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:03:23,687 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:23" (1/1) ... [2023-11-19 03:03:23,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:03:23,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:03:23,721 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:03:23,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:03:23,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:03:23,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-19 03:03:23,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-19 03:03:23,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:03:23,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:03:23,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:03:23,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:03:23,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:03:23,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:03:23,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:03:23,843 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:03:23,846 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:03:24,038 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:03:24,066 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:03:24,072 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-19 03:03:24,078 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:03:24 BoogieIcfgContainer [2023-11-19 03:03:24,078 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:03:24,079 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:03:24,079 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:03:24,091 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:03:24,091 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:03:24" (1/1) ... [2023-11-19 03:03:24,101 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:03:24,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:24,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2023-11-19 03:03:24,176 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2023-11-19 03:03:24,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:03:24,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:24,181 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:03:24,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:03:24,188 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:03:24,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:03:24,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:24,373 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:03:24,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:24,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:03:24,422 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:24,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:24,449 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:03:24,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-19 03:03:24,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:24,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2023-11-19 03:03:24,505 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2023-11-19 03:03:24,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:03:24,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:24,506 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:03:24,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:03:24,514 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:03:24,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 03:03:24,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:24,901 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:03:24,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:24,970 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-19 03:03:24,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:25,156 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2023-11-19 03:03:25,444 INFO L349 Elim1Store]: treesize reduction 31, result has 38.0 percent of original size [2023-11-19 03:03:25,444 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 44 [2023-11-19 03:03:26,090 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:03:26,091 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 32 [2023-11-19 03:03:26,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:26,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-19 03:03:27,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:27,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2023-11-19 03:03:27,903 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2023-11-19 03:03:27,903 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:03:27,904 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2023-11-19 03:03:27,911 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-19 03:03:28,066 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2023-11-19 03:03:28,072 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.div~64(currentRoundingMode, ~fp.neg~64(~to_fp~64(currentRoundingMode, 1.0)), ~Pluszero~64()) == ~x) could not be translated [2023-11-19 03:03:28,074 INFO L560 CodeCheckObserver]: Invariant with dag size 42 [2023-11-19 03:03:28,075 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_13 : bv64, v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13 : bv32 :: ((~bvand~32(2147483647bv32, v_skolemized_q#valueAsBitvector_13[63:32]) == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] && (exists v_skolemized_q#valueAsBitvector_14 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~64(v_skolemized_q#valueAsBitvector_13[63:63], v_skolemized_q#valueAsBitvector_13[62:52], v_skolemized_q#valueAsBitvector_13[51:0]) == ~fp~64(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0]) && ~fp.div~64(currentRoundingMode, ~fp.neg~64(~to_fp~64(currentRoundingMode, 1.0)), ~Pluszero~64()) == ~fp~64(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0]))) && ~fp~64((#memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32])[63:63], (#memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32])[62:52], (#memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32])[51:0]) == ~x) && v_skolemized_q#valueAsBitvector_13[31:0] == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32]) could not be translated [2023-11-19 03:03:28,076 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:03:28,077 INFO L560 CodeCheckObserver]: Invariant with dag size 31 [2023-11-19 03:03:28,080 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.div~64(currentRoundingMode, ~fp.neg~64(~to_fp~64(currentRoundingMode, 1.0)), ~Pluszero~64()) == ~x) could not be translated [2023-11-19 03:03:28,081 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_13 : bv64, v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13 : bv32 :: ((v_skolemized_q#valueAsBitvector_13[63:32] == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] && ~fp~64(v_skolemized_q#valueAsBitvector_13[63:63], v_skolemized_q#valueAsBitvector_13[62:52], v_skolemized_q#valueAsBitvector_13[51:0]) == ~x) && ~high~0 == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32]) && v_skolemized_q#valueAsBitvector_13[31:0] == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32]) could not be translated [2023-11-19 03:03:28,081 INFO L560 CodeCheckObserver]: Invariant with dag size 40 [2023-11-19 03:03:28,083 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_14 : bv64, v_skolemized_q#valueAsBitvector_13 : bv64, v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13 : bv32, currentRoundingMode : FloatRoundingMode :: (((~bvand~32(2147483647bv32, v_skolemized_q#valueAsBitvector_13[63:32]) == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] && ~fp~64(v_skolemized_q#valueAsBitvector_13[63:63], v_skolemized_q#valueAsBitvector_13[62:52], v_skolemized_q#valueAsBitvector_13[51:0]) == ~fp~64(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0])) && ~fp.div~64(currentRoundingMode, ~fp.neg~64(~to_fp~64(currentRoundingMode, 1.0)), ~Pluszero~64()) == ~fp~64(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0])) && ~fp~64((#memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32])[63:63], (#memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32])[62:52], (#memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32])[51:0]) == ~x) && v_skolemized_q#valueAsBitvector_13[31:0] == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32]) could not be translated [2023-11-19 03:03:28,083 INFO L560 CodeCheckObserver]: Invariant with dag size 41 [2023-11-19 03:03:28,093 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_14 : bv64, v_skolemized_q#valueAsBitvector_15 : bv64, v_skolemized_q#valueAsBitvector_13 : bv64, currentRoundingMode : FloatRoundingMode :: (((~fp~64(v_skolemized_q#valueAsBitvector_13[63:63], v_skolemized_q#valueAsBitvector_13[62:52], v_skolemized_q#valueAsBitvector_13[51:0]) == ~fp~64(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0]) && ~hx~0 == v_skolemized_q#valueAsBitvector_15[63:32]) && ~lx~0 == v_skolemized_q#valueAsBitvector_15[31:0]) && ~fp.div~64(currentRoundingMode, ~fp.neg~64(~to_fp~64(currentRoundingMode, 1.0)), ~Pluszero~64()) == ~fp~64(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0])) && ~fp~64(v_skolemized_q#valueAsBitvector_15[63:63], v_skolemized_q#valueAsBitvector_15[62:52], v_skolemized_q#valueAsBitvector_15[51:0]) == ~fp~64((~bvand~32(2147483647bv32, v_skolemized_q#valueAsBitvector_13[63:32]) ++ v_skolemized_q#valueAsBitvector_13[31:0])[63:63], (~bvand~32(2147483647bv32, v_skolemized_q#valueAsBitvector_13[63:32]) ++ v_skolemized_q#valueAsBitvector_13[31:0])[62:52], (~bvand~32(2147483647bv32, v_skolemized_q#valueAsBitvector_13[63:32]) ++ v_skolemized_q#valueAsBitvector_13[31:0])[51:0])) could not be translated [2023-11-19 03:03:28,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:03:28 ImpRootNode [2023-11-19 03:03:28,104 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:03:28,104 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:03:28,105 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:03:28,105 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:03:28,105 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:03:24" (3/4) ... [2023-11-19 03:03:28,107 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:03:28,115 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-19 03:03:28,117 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-19 03:03:28,118 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-19 03:03:28,118 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:03:28,215 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:03:28,216 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:03:28,216 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:03:28,217 INFO L158 Benchmark]: Toolchain (without parser) took 5011.54ms. Allocated memory was 77.6MB in the beginning and 111.1MB in the end (delta: 33.6MB). Free memory was 50.0MB in the beginning and 75.6MB in the end (delta: -25.6MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2023-11-19 03:03:28,218 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 77.6MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:03:28,219 INFO L158 Benchmark]: CACSL2BoogieTranslator took 329.53ms. Allocated memory is still 77.6MB. Free memory was 49.8MB in the beginning and 38.1MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:03:28,219 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.95ms. Allocated memory is still 77.6MB. Free memory was 38.1MB in the beginning and 36.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:03:28,220 INFO L158 Benchmark]: Boogie Preprocessor took 57.24ms. Allocated memory is still 77.6MB. Free memory was 36.3MB in the beginning and 56.1MB in the end (delta: -19.9MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2023-11-19 03:03:28,221 INFO L158 Benchmark]: RCFGBuilder took 392.95ms. Allocated memory is still 77.6MB. Free memory was 56.1MB in the beginning and 42.2MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:03:28,222 INFO L158 Benchmark]: CodeCheck took 4024.92ms. Allocated memory was 77.6MB in the beginning and 111.1MB in the end (delta: 33.6MB). Free memory was 41.9MB in the beginning and 79.8MB in the end (delta: -37.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:03:28,223 INFO L158 Benchmark]: Witness Printer took 111.79ms. Allocated memory is still 111.1MB. Free memory was 79.8MB in the beginning and 75.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:03:28,234 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, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.8s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 61 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7 mSDsluCounter, 30 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 33 IncrementalHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 24 mSDtfsCounter, 33 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 136 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 17 ConstructedInterpolants, 9 QuantifiedInterpolants, 631 SizeOfPredicates, 10 NumberOfNonLiveVariables, 97 ConjunctsInSsa, 30 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: 75]: 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: 48]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: null * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 77.6MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 329.53ms. Allocated memory is still 77.6MB. Free memory was 49.8MB in the beginning and 38.1MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.95ms. Allocated memory is still 77.6MB. Free memory was 38.1MB in the beginning and 36.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.24ms. Allocated memory is still 77.6MB. Free memory was 36.3MB in the beginning and 56.1MB in the end (delta: -19.9MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * RCFGBuilder took 392.95ms. Allocated memory is still 77.6MB. Free memory was 56.1MB in the beginning and 42.2MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 4024.92ms. Allocated memory was 77.6MB in the beginning and 111.1MB in the end (delta: 33.6MB). Free memory was 41.9MB in the beginning and 79.8MB in the end (delta: -37.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 111.79ms. Allocated memory is still 111.1MB. Free memory was 79.8MB in the beginning and 75.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.div~64(currentRoundingMode, ~fp.neg~64(~to_fp~64(currentRoundingMode, 1.0)), ~Pluszero~64()) == ~x) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_13 : bv64, v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13 : bv32 :: ((~bvand~32(2147483647bv32, v_skolemized_q#valueAsBitvector_13[63:32]) == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] && (exists v_skolemized_q#valueAsBitvector_14 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~64(v_skolemized_q#valueAsBitvector_13[63:63], v_skolemized_q#valueAsBitvector_13[62:52], v_skolemized_q#valueAsBitvector_13[51:0]) == ~fp~64(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0]) && ~fp.div~64(currentRoundingMode, ~fp.neg~64(~to_fp~64(currentRoundingMode, 1.0)), ~Pluszero~64()) == ~fp~64(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0]))) && ~fp~64((#memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32])[63:63], (#memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32])[62:52], (#memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32])[51:0]) == ~x) && v_skolemized_q#valueAsBitvector_13[31:0] == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32]) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.div~64(currentRoundingMode, ~fp.neg~64(~to_fp~64(currentRoundingMode, 1.0)), ~Pluszero~64()) == ~x) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_13 : bv64, v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13 : bv32 :: ((v_skolemized_q#valueAsBitvector_13[63:32] == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] && ~fp~64(v_skolemized_q#valueAsBitvector_13[63:63], v_skolemized_q#valueAsBitvector_13[62:52], v_skolemized_q#valueAsBitvector_13[51:0]) == ~x) && ~high~0 == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32]) && v_skolemized_q#valueAsBitvector_13[31:0] == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32]) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_14 : bv64, v_skolemized_q#valueAsBitvector_13 : bv64, v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13 : bv32, currentRoundingMode : FloatRoundingMode :: (((~bvand~32(2147483647bv32, v_skolemized_q#valueAsBitvector_13[63:32]) == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] && ~fp~64(v_skolemized_q#valueAsBitvector_13[63:63], v_skolemized_q#valueAsBitvector_13[62:52], v_skolemized_q#valueAsBitvector_13[51:0]) == ~fp~64(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0])) && ~fp.div~64(currentRoundingMode, ~fp.neg~64(~to_fp~64(currentRoundingMode, 1.0)), ~Pluszero~64()) == ~fp~64(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0])) && ~fp~64((#memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32])[63:63], (#memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32])[62:52], (#memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32])[51:0]) == ~x) && v_skolemized_q#valueAsBitvector_13[31:0] == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32]) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_14 : bv64, v_skolemized_q#valueAsBitvector_15 : bv64, v_skolemized_q#valueAsBitvector_13 : bv64, currentRoundingMode : FloatRoundingMode :: (((~fp~64(v_skolemized_q#valueAsBitvector_13[63:63], v_skolemized_q#valueAsBitvector_13[62:52], v_skolemized_q#valueAsBitvector_13[51:0]) == ~fp~64(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0]) && ~hx~0 == v_skolemized_q#valueAsBitvector_15[63:32]) && ~lx~0 == v_skolemized_q#valueAsBitvector_15[31:0]) && ~fp.div~64(currentRoundingMode, ~fp.neg~64(~to_fp~64(currentRoundingMode, 1.0)), ~Pluszero~64()) == ~fp~64(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0])) && ~fp~64(v_skolemized_q#valueAsBitvector_15[63:63], v_skolemized_q#valueAsBitvector_15[62:52], v_skolemized_q#valueAsBitvector_15[51:0]) == ~fp~64((~bvand~32(2147483647bv32, v_skolemized_q#valueAsBitvector_13[63:32]) ++ v_skolemized_q#valueAsBitvector_13[31:0])[63:63], (~bvand~32(2147483647bv32, v_skolemized_q#valueAsBitvector_13[63:32]) ++ v_skolemized_q#valueAsBitvector_13[31:0])[62:52], (~bvand~32(2147483647bv32, v_skolemized_q#valueAsBitvector_13[63:32]) ++ v_skolemized_q#valueAsBitvector_13[31:0])[51:0])) could not be translated RESULT: Ultimate proved your program to be correct! [2023-11-19 03:03:28,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d9a060-76b6-40c0-9e33-67bcdda8c1e9/bin/ukojak-verify-G8NBE6pJGL/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