./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1012a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1012a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk --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 9f2fc20b4290e3357852d4a72f1f9affad02e8aa6491d9be27053eca1342ea23 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:30:50,160 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:30:50,275 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:30:50,283 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:30:50,285 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:30:50,327 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:30:50,328 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:30:50,329 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:30:50,330 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:30:50,332 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:30:50,333 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:30:50,333 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:30:50,334 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:30:50,334 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:30:50,335 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:30:50,335 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:30:50,338 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:30:50,339 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:30:50,339 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:30:50,340 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:30:50,340 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:30:50,342 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:30:50,346 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:30:50,346 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:30:50,347 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:30:50,347 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:30:50,347 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:30:50,348 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:30:50,348 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:30:50,348 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:30:50,349 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:30:50,349 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:30:50,349 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:30:50,350 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_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f2fc20b4290e3357852d4a72f1f9affad02e8aa6491d9be27053eca1342ea23 [2024-11-09 00:30:50,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:30:50,752 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:30:50,755 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:30:50,758 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:30:50,758 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:30:50,760 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/double_req_bl_1012a.c Unable to find full path for "g++" [2024-11-09 00:30:53,081 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:30:53,297 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:30:53,297 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/sv-benchmarks/c/float-newlib/double_req_bl_1012a.c [2024-11-09 00:30:53,310 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/data/270090b57/862dcf2432064507be5117be0642be3b/FLAG445ee92a1 [2024-11-09 00:30:53,331 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/data/270090b57/862dcf2432064507be5117be0642be3b [2024-11-09 00:30:53,335 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:30:53,336 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:30:53,338 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:30:53,338 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:30:53,345 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:30:53,346 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:30:53" (1/1) ... [2024-11-09 00:30:53,348 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69485307 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:30:53, skipping insertion in model container [2024-11-09 00:30:53,348 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:30:53" (1/1) ... [2024-11-09 00:30:53,374 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:30:53,661 WARN L250 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_0d80c0f3-0299-4e59-823a-a921605f128c/sv-benchmarks/c/float-newlib/double_req_bl_1012a.c[1638,1651] [2024-11-09 00:30:53,666 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:30:53,687 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:30:53,714 WARN L250 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_0d80c0f3-0299-4e59-823a-a921605f128c/sv-benchmarks/c/float-newlib/double_req_bl_1012a.c[1638,1651] [2024-11-09 00:30:53,715 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:30:53,731 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:30:53,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:30:53 WrapperNode [2024-11-09 00:30:53,732 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:30:53,733 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:30:53,733 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:30:53,733 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:30:53,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:30:53" (1/1) ... [2024-11-09 00:30:53,751 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:30:53" (1/1) ... [2024-11-09 00:30:53,779 INFO L138 Inliner]: procedures = 18, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 97 [2024-11-09 00:30:53,783 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:30:53,784 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:30:53,784 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:30:53,784 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:30:53,798 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:30:53" (1/1) ... [2024-11-09 00:30:53,798 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:30:53" (1/1) ... [2024-11-09 00:30:53,801 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:30:53" (1/1) ... [2024-11-09 00:30:53,801 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:30:53" (1/1) ... [2024-11-09 00:30:53,807 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:30:53" (1/1) ... [2024-11-09 00:30:53,811 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:30:53" (1/1) ... [2024-11-09 00:30:53,813 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:30:53" (1/1) ... [2024-11-09 00:30:53,814 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:30:53" (1/1) ... [2024-11-09 00:30:53,816 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:30:53,817 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:30:53,817 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:30:53,817 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:30:53,818 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:30:53" (1/1) ... [2024-11-09 00:30:53,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:30:53,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:30:53,848 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:30:53,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:30:53,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:30:53,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:30:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:30:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-09 00:30:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:30:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-09 00:30:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:30:53,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:30:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:30:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:30:53,965 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:30:53,967 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:30:54,218 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-09 00:30:54,218 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:30:54,426 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:30:54,427 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-09 00:30:54,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:30:54 BoogieIcfgContainer [2024-11-09 00:30:54,427 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:30:54,429 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:30:54,429 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:30:54,443 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:30:54,444 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:30:54" (1/1) ... [2024-11-09 00:30:54,459 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:30:54,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:30:54,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2024-11-09 00:30:54,522 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2024-11-09 00:30:54,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:30:54,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:30:54,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:30:54,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:30:54,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:30:54,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:30:54,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2024-11-09 00:30:54,755 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2024-11-09 00:30:54,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:30:54,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:30:54,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:30:54,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:30:54,993 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:30:55,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:30:55,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:30:55,339 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:30:55,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:30:55,406 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:30:55,449 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:30:55 ImpRootNode [2024-11-09 00:30:55,450 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:30:55,451 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:30:55,451 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:30:55,452 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:30:55,453 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:30:54" (3/4) ... [2024-11-09 00:30:55,458 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:30:55,460 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:30:55,461 INFO L158 Benchmark]: Toolchain (without parser) took 2124.80ms. Allocated memory is still 157.3MB. Free memory was 123.5MB in the beginning and 58.5MB in the end (delta: 65.0MB). Peak memory consumption was 63.3MB. Max. memory is 16.1GB. [2024-11-09 00:30:55,463 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 113.2MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:30:55,464 INFO L158 Benchmark]: CACSL2BoogieTranslator took 394.26ms. Allocated memory is still 157.3MB. Free memory was 123.5MB in the beginning and 124.4MB in the end (delta: -838.2kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 00:30:55,466 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.41ms. Allocated memory is still 157.3MB. Free memory was 124.4MB in the beginning and 122.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:30:55,466 INFO L158 Benchmark]: Boogie Preprocessor took 32.51ms. Allocated memory is still 157.3MB. Free memory was 122.3MB in the beginning and 121.5MB in the end (delta: 867.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:30:55,467 INFO L158 Benchmark]: RCFGBuilder took 610.47ms. Allocated memory is still 157.3MB. Free memory was 121.5MB in the beginning and 95.1MB in the end (delta: 26.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-09 00:30:55,468 INFO L158 Benchmark]: CodeCheck took 1021.02ms. Allocated memory is still 157.3MB. Free memory was 95.1MB in the beginning and 58.5MB in the end (delta: 36.5MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-11-09 00:30:55,471 INFO L158 Benchmark]: Witness Printer took 9.08ms. Allocated memory is still 157.3MB. Free memory is still 58.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:30:55,479 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; [L49] ieee_double_shape_type gh_u; [L50] gh_u.value = (x) [L51] EXPR gh_u.parts.msw [L51] (high) = gh_u.parts.msw [L54] ieee_double_shape_type sh_u; [L55] sh_u.value = (x) [L56] sh_u.parts.msw = (high & 0x7fffffff) [L57] EXPR sh_u.value [L57] (x) = sh_u.value [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 [x=4] [L35] ieee_double_shape_type ew_u; [L36] ew_u.value = (x) [L37] EXPR ew_u.parts.msw [L37] (hx) = ew_u.parts.msw [L38] EXPR ew_u.parts.lsw [L38] (lx) = ew_u.parts.lsw [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() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 113.2MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 394.26ms. Allocated memory is still 157.3MB. Free memory was 123.5MB in the beginning and 124.4MB in the end (delta: -838.2kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.41ms. Allocated memory is still 157.3MB. Free memory was 124.4MB in the beginning and 122.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.51ms. Allocated memory is still 157.3MB. Free memory was 122.3MB in the beginning and 121.5MB in the end (delta: 867.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 610.47ms. Allocated memory is still 157.3MB. Free memory was 121.5MB in the beginning and 95.1MB in the end (delta: 26.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 1021.02ms. Allocated memory is still 157.3MB. Free memory was 95.1MB in the beginning and 58.5MB in the end (delta: 36.5MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Witness Printer took 9.08ms. Allocated memory is still 157.3MB. Free memory is still 58.5MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:30:55,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/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_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1012a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk --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 9f2fc20b4290e3357852d4a72f1f9affad02e8aa6491d9be27053eca1342ea23 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:30:58,213 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:30:58,320 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:30:58,364 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:30:58,365 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:30:58,366 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:30:58,369 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:30:58,369 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:30:58,370 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:30:58,373 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:30:58,373 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:30:58,374 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:30:58,374 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:30:58,374 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:30:58,375 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:30:58,375 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:30:58,375 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:30:58,376 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:30:58,376 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:30:58,376 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:30:58,377 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:30:58,380 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:30:58,381 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:30:58,381 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:30:58,385 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:30:58,385 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:30:58,386 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:30:58,386 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:30:58,386 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:30:58,387 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:30:58,387 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:30:58,387 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:30:58,388 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:30:58,388 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:30:58,388 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:30:58,389 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:30:58,390 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_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f2fc20b4290e3357852d4a72f1f9affad02e8aa6491d9be27053eca1342ea23 [2024-11-09 00:30:58,850 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:30:58,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:30:58,896 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:30:58,898 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:30:58,899 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:30:58,901 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/double_req_bl_1012a.c Unable to find full path for "g++" [2024-11-09 00:31:01,317 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:31:01,567 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:31:01,567 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/sv-benchmarks/c/float-newlib/double_req_bl_1012a.c [2024-11-09 00:31:01,575 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/data/74e67cf03/4220a8c942394eea9a3de6a176660a04/FLAGc77d415b2 [2024-11-09 00:31:01,589 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/data/74e67cf03/4220a8c942394eea9a3de6a176660a04 [2024-11-09 00:31:01,592 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:31:01,594 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:31:01,596 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:31:01,596 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:31:01,603 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:31:01,604 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:31:01" (1/1) ... [2024-11-09 00:31:01,607 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@102eb640 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:01, skipping insertion in model container [2024-11-09 00:31:01,607 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:31:01" (1/1) ... [2024-11-09 00:31:01,634 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:31:01,880 WARN L250 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_0d80c0f3-0299-4e59-823a-a921605f128c/sv-benchmarks/c/float-newlib/double_req_bl_1012a.c[1638,1651] [2024-11-09 00:31:01,890 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:31:01,907 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:31:01,947 WARN L250 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_0d80c0f3-0299-4e59-823a-a921605f128c/sv-benchmarks/c/float-newlib/double_req_bl_1012a.c[1638,1651] [2024-11-09 00:31:01,952 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:31:01,992 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:31:01,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:01 WrapperNode [2024-11-09 00:31:01,993 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:31:01,994 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:31:01,995 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:31:01,995 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:31:02,004 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:01" (1/1) ... [2024-11-09 00:31:02,022 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:01" (1/1) ... [2024-11-09 00:31:02,058 INFO L138 Inliner]: procedures = 21, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2024-11-09 00:31:02,059 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:31:02,060 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:31:02,061 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:31:02,061 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:31:02,072 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:01" (1/1) ... [2024-11-09 00:31:02,072 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:01" (1/1) ... [2024-11-09 00:31:02,079 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:01" (1/1) ... [2024-11-09 00:31:02,080 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:01" (1/1) ... [2024-11-09 00:31:02,094 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:01" (1/1) ... [2024-11-09 00:31:02,102 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:01" (1/1) ... [2024-11-09 00:31:02,108 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:01" (1/1) ... [2024-11-09 00:31:02,109 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:01" (1/1) ... [2024-11-09 00:31:02,116 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:31:02,121 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:31:02,121 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:31:02,121 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:31:02,122 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:01" (1/1) ... [2024-11-09 00:31:02,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:31:02,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:31:02,158 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:31:02,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:31:02,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:31:02,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-09 00:31:02,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-09 00:31:02,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:31:02,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:31:02,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 00:31:02,204 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:31:02,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:31:02,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 00:31:02,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:31:02,362 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:31:02,368 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:31:02,633 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-09 00:31:02,634 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:31:02,694 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:31:02,694 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-09 00:31:02,695 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:31:02 BoogieIcfgContainer [2024-11-09 00:31:02,695 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:31:02,696 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:31:02,696 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:31:02,710 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:31:02,711 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:31:02" (1/1) ... [2024-11-09 00:31:02,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:31:02,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:31:02,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2024-11-09 00:31:02,786 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2024-11-09 00:31:02,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:31:02,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:31:02,791 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:31:02,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:31:02,793 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:31:02,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:31:02,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:31:02,939 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:31:02,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:31:02,975 INFO L255 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:31:02,981 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:31:03,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:31:03,011 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:31:03,013 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:31:03,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:31:03,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2024-11-09 00:31:03,073 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2024-11-09 00:31:03,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:31:03,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:31:03,074 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:31:03,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:31:03,078 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:31:03,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:31:03,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:31:03,342 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:31:03,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:31:03,461 INFO L255 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 00:31:03,472 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:31:03,628 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 19 treesize of output 8 [2024-11-09 00:31:03,854 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2024-11-09 00:31:03,855 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 29 [2024-11-09 00:31:04,350 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-09 00:31:04,350 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 3 case distinctions, treesize of input 72 treesize of output 36 [2024-11-09 00:31:04,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:31:04,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:31:06,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:31:06,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2024-11-09 00:31:06,067 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2024-11-09 00:31:06,067 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:31:06,067 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-09 00:31:06,077 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-09 00:31:06,219 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:31:06,220 INFO L77 FloydHoareUtils]: At program point L48-1(lines 48 52) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_13| (_ BitVec 64)) (|v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13|) (_ bv4 32)))) (and (= .cse0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_13|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_13|)) |ULTIMATE.start_fabs_double_~x#1|) (= .cse0 |ULTIMATE.start_fabs_double_~high~0#1|)))) (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_fabs_double_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))))) [2024-11-09 00:31:06,220 INFO L77 FloydHoareUtils]: At program point L48-2(lines 48 52) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_fabs_double_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) [2024-11-09 00:31:06,220 INFO L75 FloydHoareUtils]: For program point L75(line 75) no Hoare annotation was computed. [2024-11-09 00:31:06,221 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:31:06,221 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 62 80) the Hoare annotation is: true [2024-11-09 00:31:06,221 INFO L77 FloydHoareUtils]: At program point L34-1(lines 34 39) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_15| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_13| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_14|)))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_13|)) .cse0) (= (let ((.cse1 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_13|)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_14|)))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1))) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_15|))) (= |ULTIMATE.start_isinf_double_~hx~0#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_15|)) (= |ULTIMATE.start_isinf_double_~lx~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_15|)) (= .cse0 (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))))) [2024-11-09 00:31:06,222 INFO L77 FloydHoareUtils]: At program point L34-2(lines 34 39) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_13| (_ BitVec 64)) (|v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_13| (_ BitVec 32)) (|v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse5 (select |#memory_int| |v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_13|))) (let ((.cse4 (select .cse5 (_ bv0 32))) (.cse1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_13|)) (.cse3 (select .cse5 (_ bv4 32))) (.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_14|)))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_13|)) .cse0) (= (select (select |#memory_int| |v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13|) (_ bv4 32)) .cse1) (= (let ((.cse2 (concat .cse3 .cse4))) (fp ((_ extract 63 63) .cse2) ((_ extract 62 52) .cse2) ((_ extract 51 0) .cse2))) |ULTIMATE.start_isinf_double_~x#1|) (= .cse4 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_14|)) (= (bvand (_ bv2147483647 32) .cse1) .cse3) (= .cse0 (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))))))) [2024-11-09 00:31:06,223 INFO L77 FloydHoareUtils]: At program point L34-3(lines 34 39) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_15| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_13| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_14|)))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_13|)) .cse0) (= (let ((.cse1 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_13|)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_14|)))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1))) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_15|))) (= |ULTIMATE.start_isinf_double_~hx~0#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_15|)) (= |ULTIMATE.start_isinf_double_~lx~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_15|)) (= .cse0 (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))))) [2024-11-09 00:31:06,223 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 75) no Hoare annotation was computed. [2024-11-09 00:31:06,223 INFO L77 FloydHoareUtils]: At program point L53(lines 53 58) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_13| (_ BitVec 64)) (|v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_13| (_ BitVec 32)) (|v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse5 (select |#memory_int| |v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_13|))) (let ((.cse2 (select .cse5 (_ bv0 32))) (.cse1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_13|)) (.cse4 (select .cse5 (_ bv4 32))) (.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_14|)))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_13|)) .cse0) (= (select (select |#memory_int| |v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13|) (_ bv4 32)) .cse1) (= .cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_14|)) (= (let ((.cse3 (concat .cse4 .cse2))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))) |ULTIMATE.start_fabs_double_~x#1|) (= (bvand (_ bv2147483647 32) .cse1) .cse4) (= .cse0 (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))))))) [2024-11-09 00:31:06,224 INFO L77 FloydHoareUtils]: At program point L53-1(lines 53 58) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_13| (_ BitVec 64)) (|v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13|) (_ bv4 32)))) (and (= .cse0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_13|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_13|)) |ULTIMATE.start_fabs_double_~x#1|) (= .cse0 |ULTIMATE.start_fabs_double_~high~0#1|)))) (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_fabs_double_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))))) [2024-11-09 00:31:06,224 INFO L77 FloydHoareUtils]: At program point L53-2(lines 53 58) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_13| (_ BitVec 64)) (|v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_13| (_ BitVec 32)) (|v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse5 (select |#memory_int| |v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_13|))) (let ((.cse2 (select .cse5 (_ bv0 32))) (.cse1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_13|)) (.cse4 (select .cse5 (_ bv4 32))) (.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_14|)))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_13|)) .cse0) (= (select (select |#memory_int| |v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13|) (_ bv4 32)) .cse1) (= .cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_14|)) (= (let ((.cse3 (concat .cse4 .cse2))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))) |ULTIMATE.start_fabs_double_~x#1|) (= (bvand (_ bv2147483647 32) .cse1) .cse4) (= .cse0 (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))))))) [2024-11-09 00:31:06,225 INFO L77 FloydHoareUtils]: At program point L74(lines 74 77) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_15| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_13| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_14|)))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_13|)) .cse0) (= (let ((.cse1 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_13|)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_14|)))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1))) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_15|))) (= (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse2 (bvadd (bvneg (bvor (bvlshr (let ((.cse3 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_15|))) (bvor (bvneg .cse3) .cse3)) (_ bv31 32)) (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_15|)))) (_ bv2146435072 32)))) (bvor (bvneg .cse2) .cse2)) (_ bv31 32)))) |ULTIMATE.start_main_#t~ret10#1|) (= .cse0 (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))))) [2024-11-09 00:31:06,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:31:06 ImpRootNode [2024-11-09 00:31:06,245 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:31:06,246 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:31:06,246 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:31:06,246 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:31:06,247 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:31:02" (3/4) ... [2024-11-09 00:31:06,253 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:31:06,264 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-11-09 00:31:06,265 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-09 00:31:06,265 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-09 00:31:06,266 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:31:06,362 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:31:06,362 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:31:06,363 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:31:06,365 INFO L158 Benchmark]: Toolchain (without parser) took 4770.22ms. Allocated memory was 94.4MB in the beginning and 130.0MB in the end (delta: 35.7MB). Free memory was 70.1MB in the beginning and 74.0MB in the end (delta: -3.9MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. [2024-11-09 00:31:06,368 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 94.4MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:31:06,369 INFO L158 Benchmark]: CACSL2BoogieTranslator took 397.96ms. Allocated memory is still 94.4MB. Free memory was 69.9MB in the beginning and 56.0MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:31:06,369 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.26ms. Allocated memory is still 94.4MB. Free memory was 56.0MB in the beginning and 54.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:31:06,370 INFO L158 Benchmark]: Boogie Preprocessor took 59.83ms. Allocated memory is still 94.4MB. Free memory was 54.4MB in the beginning and 52.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:31:06,371 INFO L158 Benchmark]: RCFGBuilder took 574.54ms. Allocated memory was 94.4MB in the beginning and 130.0MB in the end (delta: 35.7MB). Free memory was 52.8MB in the beginning and 99.0MB in the end (delta: -46.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-09 00:31:06,371 INFO L158 Benchmark]: CodeCheck took 3548.93ms. Allocated memory is still 130.0MB. Free memory was 99.0MB in the beginning and 78.2MB in the end (delta: 20.8MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2024-11-09 00:31:06,372 INFO L158 Benchmark]: Witness Printer took 117.65ms. Allocated memory is still 130.0MB. Free memory was 78.2MB in the beginning and 74.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:31:06,378 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: 3.3s, 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, 24 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 17 ConstructedInterpolants, 9 QuantifiedInterpolants, 626 SizeOfPredicates, 4 NumberOfNonLiveVariables, 85 ConjunctsInSsa, 21 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 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 94.4MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 397.96ms. Allocated memory is still 94.4MB. Free memory was 69.9MB in the beginning and 56.0MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.26ms. Allocated memory is still 94.4MB. Free memory was 56.0MB in the beginning and 54.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 59.83ms. Allocated memory is still 94.4MB. Free memory was 54.4MB in the beginning and 52.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 574.54ms. Allocated memory was 94.4MB in the beginning and 130.0MB in the end (delta: 35.7MB). Free memory was 52.8MB in the beginning and 99.0MB in the end (delta: -46.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 3548.93ms. Allocated memory is still 130.0MB. Free memory was 99.0MB in the beginning and 78.2MB in the end (delta: 20.8MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. * Witness Printer took 117.65ms. Allocated memory is still 130.0MB. Free memory was 78.2MB in the beginning and 74.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-09 00:31:06,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d80c0f3-0299-4e59-823a-a921605f128c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE