./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1130a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1130a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 23d3becec5645fa497625df98df84137049a5fde6a7d2da6a420cf3c624fd037 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:51:04,398 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:51:04,471 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 01:51:04,475 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:51:04,476 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:51:04,499 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:51:04,500 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:51:04,500 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:51:04,501 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:51:04,501 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:51:04,502 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:51:04,503 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:51:04,503 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:51:04,504 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:51:04,504 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:51:04,505 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:51:04,505 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:51:04,506 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:51:04,506 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:51:04,507 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:51:04,507 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:51:04,508 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:51:04,508 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:51:04,509 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:51:04,509 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:51:04,510 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:51:04,510 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:51:04,510 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:51:04,511 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:51:04,511 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:51:04,512 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:51:04,512 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:51:04,512 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:51:04,513 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_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23d3becec5645fa497625df98df84137049a5fde6a7d2da6a420cf3c624fd037 [2023-12-03 01:51:04,725 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:51:04,744 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:51:04,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:51:04,748 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:51:04,748 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:51:04,750 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/double_req_bl_1130a.c [2023-12-03 01:51:07,472 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:51:07,640 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:51:07,641 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/sv-benchmarks/c/float-newlib/double_req_bl_1130a.c [2023-12-03 01:51:07,650 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/data/cb3aed04d/8fce830bb3b74c44b861646b1288c1d7/FLAGe242f5c56 [2023-12-03 01:51:07,662 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/data/cb3aed04d/8fce830bb3b74c44b861646b1288c1d7 [2023-12-03 01:51:07,664 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:51:07,665 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:51:07,666 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:51:07,666 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:51:07,670 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:51:07,670 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:51:07" (1/1) ... [2023-12-03 01:51:07,671 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@553c4e8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:07, skipping insertion in model container [2023-12-03 01:51:07,672 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:51:07" (1/1) ... [2023-12-03 01:51:07,698 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:51:07,903 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_3e69198b-43a9-4f35-aa60-c169115bc982/sv-benchmarks/c/float-newlib/double_req_bl_1130a.c[4166,4179] [2023-12-03 01:51:07,907 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:51:07,916 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:51:07,959 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_3e69198b-43a9-4f35-aa60-c169115bc982/sv-benchmarks/c/float-newlib/double_req_bl_1130a.c[4166,4179] [2023-12-03 01:51:07,960 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:51:07,974 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:51:07,974 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:07 WrapperNode [2023-12-03 01:51:07,974 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:51:07,975 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:51:07,975 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:51:07,976 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:51:07,981 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:07" (1/1) ... [2023-12-03 01:51:07,994 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:07" (1/1) ... [2023-12-03 01:51:08,032 INFO L138 Inliner]: procedures = 19, calls = 39, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 450 [2023-12-03 01:51:08,033 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:51:08,034 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:51:08,034 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:51:08,034 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:51:08,043 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:07" (1/1) ... [2023-12-03 01:51:08,043 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:07" (1/1) ... [2023-12-03 01:51:08,049 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:07" (1/1) ... [2023-12-03 01:51:08,049 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:07" (1/1) ... [2023-12-03 01:51:08,064 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:07" (1/1) ... [2023-12-03 01:51:08,072 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:07" (1/1) ... [2023-12-03 01:51:08,075 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:07" (1/1) ... [2023-12-03 01:51:08,078 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:07" (1/1) ... [2023-12-03 01:51:08,085 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:51:08,086 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:51:08,086 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:51:08,087 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:51:08,087 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:07" (1/1) ... [2023-12-03 01:51:08,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:51:08,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:51:08,121 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:51:08,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:51:08,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:51:08,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:51:08,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:51:08,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:51:08,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-12-03 01:51:08,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-12-03 01:51:08,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:51:08,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:51:08,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 01:51:08,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-12-03 01:51:08,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:51:08,262 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:51:08,264 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:51:08,782 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:51:09,196 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:51:09,197 INFO L309 CfgBuilder]: Removed 16 assume(true) statements. [2023-12-03 01:51:09,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:51:09 BoogieIcfgContainer [2023-12-03 01:51:09,198 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:51:09,199 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:51:09,199 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:51:09,207 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:51:09,208 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:51:09" (1/1) ... [2023-12-03 01:51:09,215 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:51:09,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:09,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 45 states and 76 transitions. [2023-12-03 01:51:09,260 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 76 transitions. [2023-12-03 01:51:09,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 01:51:09,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:09,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:09,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:09,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:51:09,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:09,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 45 states and 71 transitions. [2023-12-03 01:51:09,460 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 71 transitions. [2023-12-03 01:51:09,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 01:51:09,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:09,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:09,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:51:09,640 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:51:09,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:51:09,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:51:09,855 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:51:09,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:51:09,943 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 01:51:09,969 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet9 could not be translated [2023-12-03 01:51:09,970 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet10 could not be translated [2023-12-03 01:51:09,971 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short12 could not be translated [2023-12-03 01:51:09,971 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet11 could not be translated [2023-12-03 01:51:09,972 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated [2023-12-03 01:51:09,977 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:51:09 ImpRootNode [2023-12-03 01:51:09,977 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:51:09,977 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:51:09,978 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:51:09,978 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:51:09,978 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:51:09" (3/4) ... [2023-12-03 01:51:09,980 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 01:51:09,981 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:51:09,982 INFO L158 Benchmark]: Toolchain (without parser) took 2316.83ms. Allocated memory is still 153.1MB. Free memory was 115.0MB in the beginning and 85.0MB in the end (delta: 30.0MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. [2023-12-03 01:51:09,983 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 117.4MB. Free memory is still 85.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:51:09,983 INFO L158 Benchmark]: CACSL2BoogieTranslator took 308.54ms. Allocated memory is still 153.1MB. Free memory was 115.0MB in the beginning and 115.1MB in the end (delta: -97.0kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 01:51:09,984 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.71ms. Allocated memory is still 153.1MB. Free memory was 115.1MB in the beginning and 111.5MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 01:51:09,985 INFO L158 Benchmark]: Boogie Preprocessor took 51.89ms. Allocated memory is still 153.1MB. Free memory was 111.5MB in the beginning and 108.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:51:09,985 INFO L158 Benchmark]: RCFGBuilder took 1111.97ms. Allocated memory is still 153.1MB. Free memory was 108.8MB in the beginning and 69.7MB in the end (delta: 39.1MB). Peak memory consumption was 76.5MB. Max. memory is 16.1GB. [2023-12-03 01:51:09,986 INFO L158 Benchmark]: CodeCheck took 777.92ms. Allocated memory is still 153.1MB. Free memory was 69.7MB in the beginning and 86.0MB in the end (delta: -16.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:51:09,986 INFO L158 Benchmark]: Witness Printer took 3.92ms. Allocated memory is still 153.1MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:51:09,989 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, 45 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 36 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 19 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, 19 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 77 GetRequests, 77 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, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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: 193]: 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 42, overapproximation of someUnaryDOUBLEoperation at line 22, overapproximation of someBinaryArithmeticDOUBLEoperation at line 47, overapproximation of someBinaryDOUBLEComparisonOperation at line 192. Possible FailurePath: [L20-L23] static const double one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L184] double x = 0.0; [L185] double y = __VERIFIER_nondet_double(); [L187] COND TRUE y < 0.0 || y > 0.0 [L189] CALL, EXPR fmod_double(x, y) [L26] __int32_t n, hx, hy, hz, ix, iy, sx, i; [L27] __uint32_t lx, ly, lz; VAL [Zero_fmod={4:0}, \old(x)=0, \old(y)=2, one_fmod=1, x=0, y=2] [L30] ieee_double_shape_type ew_u; [L31] EXPR ew_u.value = (x) [L32] EXPR ew_u.parts.msw [L32] EXPR (hx) = ew_u.parts.msw [L33] EXPR ew_u.parts.lsw [L33] EXPR (lx) = ew_u.parts.lsw [L29-L34] { ieee_double_shape_type ew_u; ew_u.value = (x); (hx) = ew_u.parts.msw; (lx) = ew_u.parts.lsw; } VAL [Zero_fmod={4:0}, \old(x)=0, \old(y)=2, hx=-2147483647, lx=10, one_fmod=1, x=0, y=2] [L36] ieee_double_shape_type ew_u; [L37] EXPR ew_u.value = (y) [L38] EXPR ew_u.parts.msw [L38] EXPR (hy) = ew_u.parts.msw [L39] EXPR ew_u.parts.lsw [L39] EXPR (ly) = ew_u.parts.lsw [L35-L40] { ieee_double_shape_type ew_u; ew_u.value = (y); (hy) = ew_u.parts.msw; (ly) = ew_u.parts.lsw; } VAL [Zero_fmod={4:0}, \old(x)=0, \old(y)=2, hx=-2147483647, hy=2147483647, lx=10, ly=4294967296, one_fmod=1, x=0, y=2] [L41] sx = hx & 0x80000000 [L42] hx ^= sx [L43] hy &= 0x7fffffff [L45] EXPR hy | ly [L45-L46] (hy | ly) == 0 || (hx >= 0x7ff00000) || ((hy | ((ly | -ly) >> 31)) > 0x7ff00000) [L46] EXPR ly | -ly [L46] EXPR hy | ((ly | -ly) >> 31) [L45-L46] (hy | ly) == 0 || (hx >= 0x7ff00000) || ((hy | ((ly | -ly) >> 31)) > 0x7ff00000) VAL [Zero_fmod={4:0}, \old(x)=0, \old(y)=2, hx=2146435071, hy=2147483647, lx=10, ly=4294967296, one_fmod=1, sx=-2147483648, x=0, y=2] [L45-L46] COND TRUE (hy | ly) == 0 || (hx >= 0x7ff00000) || ((hy | ((ly | -ly) >> 31)) > 0x7ff00000) [L47] return (x * y) / (x * y); VAL [Zero_fmod={4:0}, \old(x)=0, \old(y)=2, hx=2146435071, hy=2147483647, lx=10, ly=4294967296, one_fmod=1, sx=-2147483648, x=0, y=2] [L189] RET, EXPR fmod_double(x, y) [L189] double res = fmod_double(x, y); [L192] EXPR res == 0.0 && __signbit_double(res) == 0 VAL [Zero_fmod={4:0}, one_fmod=1, res=7, x=0, y=2] [L192] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L193] reach_error() VAL [Zero_fmod={4:0}, one_fmod=1, res=7, x=0, y=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 117.4MB. Free memory is still 85.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 308.54ms. Allocated memory is still 153.1MB. Free memory was 115.0MB in the beginning and 115.1MB in the end (delta: -97.0kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.71ms. Allocated memory is still 153.1MB. Free memory was 115.1MB in the beginning and 111.5MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.89ms. Allocated memory is still 153.1MB. Free memory was 111.5MB in the beginning and 108.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1111.97ms. Allocated memory is still 153.1MB. Free memory was 108.8MB in the beginning and 69.7MB in the end (delta: 39.1MB). Peak memory consumption was 76.5MB. Max. memory is 16.1GB. * CodeCheck took 777.92ms. Allocated memory is still 153.1MB. Free memory was 69.7MB in the beginning and 86.0MB in the end (delta: -16.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.92ms. Allocated memory is still 153.1MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet9 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet10 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short12 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet11 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 01:51:10,008 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1130a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 23d3becec5645fa497625df98df84137049a5fde6a7d2da6a420cf3c624fd037 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:51:11,912 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:51:11,987 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 01:51:12,022 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:51:12,023 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:51:12,023 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:51:12,024 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:51:12,025 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:51:12,025 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:51:12,026 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:51:12,027 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:51:12,027 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:51:12,028 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:51:12,028 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:51:12,029 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:51:12,029 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:51:12,030 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:51:12,030 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:51:12,031 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:51:12,031 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:51:12,032 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:51:12,032 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:51:12,033 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:51:12,033 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:51:12,034 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:51:12,034 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:51:12,035 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:51:12,035 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:51:12,036 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:51:12,036 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:51:12,037 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:51:12,037 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:51:12,037 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:51:12,038 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:51:12,038 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:51:12,038 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:51:12,039 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:51:12,039 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_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23d3becec5645fa497625df98df84137049a5fde6a7d2da6a420cf3c624fd037 [2023-12-03 01:51:12,316 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:51:12,335 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:51:12,337 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:51:12,339 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:51:12,339 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:51:12,341 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/double_req_bl_1130a.c [2023-12-03 01:51:15,122 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:51:15,331 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:51:15,332 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/sv-benchmarks/c/float-newlib/double_req_bl_1130a.c [2023-12-03 01:51:15,347 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/data/53dea7631/db5db1753b72464b94715ad349f820a4/FLAGc2270460a [2023-12-03 01:51:15,362 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/data/53dea7631/db5db1753b72464b94715ad349f820a4 [2023-12-03 01:51:15,364 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:51:15,366 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:51:15,367 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:51:15,368 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:51:15,372 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:51:15,373 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:51:15" (1/1) ... [2023-12-03 01:51:15,374 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31348680 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:15, skipping insertion in model container [2023-12-03 01:51:15,375 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:51:15" (1/1) ... [2023-12-03 01:51:15,404 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:51:15,612 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_3e69198b-43a9-4f35-aa60-c169115bc982/sv-benchmarks/c/float-newlib/double_req_bl_1130a.c[4166,4179] [2023-12-03 01:51:15,617 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:51:15,631 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:51:15,675 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_3e69198b-43a9-4f35-aa60-c169115bc982/sv-benchmarks/c/float-newlib/double_req_bl_1130a.c[4166,4179] [2023-12-03 01:51:15,676 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:51:15,698 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:51:15,698 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:15 WrapperNode [2023-12-03 01:51:15,698 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:51:15,699 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:51:15,700 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:51:15,700 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:51:15,707 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:15" (1/1) ... [2023-12-03 01:51:15,720 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:15" (1/1) ... [2023-12-03 01:51:15,750 INFO L138 Inliner]: procedures = 22, calls = 39, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 248 [2023-12-03 01:51:15,750 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:51:15,751 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:51:15,751 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:51:15,751 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:51:15,761 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:15" (1/1) ... [2023-12-03 01:51:15,761 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:15" (1/1) ... [2023-12-03 01:51:15,766 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:15" (1/1) ... [2023-12-03 01:51:15,767 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:15" (1/1) ... [2023-12-03 01:51:15,780 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:15" (1/1) ... [2023-12-03 01:51:15,786 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:15" (1/1) ... [2023-12-03 01:51:15,789 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:15" (1/1) ... [2023-12-03 01:51:15,792 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:15" (1/1) ... [2023-12-03 01:51:15,797 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:51:15,798 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:51:15,798 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:51:15,798 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:51:15,799 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:51:15" (1/1) ... [2023-12-03 01:51:15,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:51:15,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:51:15,829 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:51:15,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:51:15,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:51:15,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-12-03 01:51:15,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-12-03 01:51:15,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:51:15,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:51:15,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-12-03 01:51:15,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 01:51:15,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:51:15,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:51:15,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 01:51:15,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:51:15,952 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:51:15,954 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:51:31,655 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:51:31,735 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:51:31,736 INFO L309 CfgBuilder]: Removed 16 assume(true) statements. [2023-12-03 01:51:31,738 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:51:31 BoogieIcfgContainer [2023-12-03 01:51:31,738 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:51:31,739 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:51:31,739 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:51:31,748 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:51:31,749 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:51:31" (1/1) ... [2023-12-03 01:51:31,758 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:51:31,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:31,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 45 states and 76 transitions. [2023-12-03 01:51:31,803 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 76 transitions. [2023-12-03 01:51:31,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 01:51:31,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:31,805 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:51:31,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:51:31,806 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:51:31,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 01:51:31,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:31,983 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:51:32,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:32,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:51:32,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:32,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:51:32,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 01:51:32,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:32,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 45 states and 71 transitions. [2023-12-03 01:51:32,079 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 71 transitions. [2023-12-03 01:51:32,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 01:51:32,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:32,080 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:51:32,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:51:32,081 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:51:32,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 01:51:33,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:33,086 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:51:35,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:35,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-03 01:51:35,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:51:35,490 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-03 01:51:35,539 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 [2023-12-03 01:51:36,088 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 01:51:36,089 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 24 treesize of output 12 [2023-12-03 01:52:07,070 WARN L293 SmtUtils]: Spent 20.09s on a formula simplification that was a NOOP. DAG size: 36 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:52:07,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:52:07,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 01:52:18,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-03 01:52:48,793 WARN L293 SmtUtils]: Spent 20.10s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:52:50,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 01:53:00,859 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 01:53:03,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:53:03,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 45 states and 70 transitions. [2023-12-03 01:53:03,412 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 70 transitions. [2023-12-03 01:53:03,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 01:53:03,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:53:03,413 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:53:03,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:53:03,414 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:53:03,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 01:53:03,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:53:03,694 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:53:03,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:53:03,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 01:53:03,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:53:04,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:53:04,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 01:53:24,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-03 01:53:36,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-03 01:54:17,022 WARN L293 SmtUtils]: Spent 20.12s on a formula simplification that was a NOOP. DAG size: 38 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:54:57,314 WARN L293 SmtUtils]: Spent 20.12s on a formula simplification that was a NOOP. DAG size: 39 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:55:37,843 WARN L293 SmtUtils]: Spent 20.12s on a formula simplification that was a NOOP. DAG size: 39 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:56:19,027 WARN L293 SmtUtils]: Spent 20.14s on a formula simplification that was a NOOP. DAG size: 40 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:56:29,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 01:56:42,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 13.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 01:56:46,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.56s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:56:47,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:56:47,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 47 states and 76 transitions. [2023-12-03 01:56:47,169 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 76 transitions. [2023-12-03 01:56:47,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 01:56:47,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:56:47,171 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:56:47,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:56:47,172 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:56:47,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 01:56:47,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:56:47,464 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:56:47,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:56:47,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 01:56:47,498 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:57:12,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:57:12,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-12-03 01:57:12,953 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 01:57:28,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-03 01:58:40,665 WARN L293 SmtUtils]: Spent 40.39s on a formula simplification. DAG size of input: 57 DAG size of output: 41 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:59:53,570 WARN L293 SmtUtils]: Spent 40.51s on a formula simplification. DAG size of input: 59 DAG size of output: 54 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 02:00:44,618 WARN L293 SmtUtils]: Spent 20.15s on a formula simplification that was a NOOP. DAG size: 42 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 02:01:37,071 WARN L293 SmtUtils]: Spent 20.19s on a formula simplification that was a NOOP. DAG size: 55 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 02:04:10,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 02:04:13,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:04:13,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2023-12-03 02:04:13,973 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2023-12-03 02:04:13,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 02:04:13,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:04:13,973 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:04:13,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:04:13,975 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:04:13,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 02:04:14,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:04:14,131 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:04:14,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:04:14,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:04:14,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:04:14,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:04:14,167 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 02:04:14,167 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-12-03 02:04:14,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:04:14,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2023-12-03 02:04:14,175 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2023-12-03 02:04:14,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 02:04:14,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:04:14,176 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:04:14,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:04:14,177 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:04:14,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 02:04:14,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:04:14,503 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:04:14,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:04:14,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 02:04:14,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:04:18,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:04:18,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-03 02:04:25,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:04:25,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2023-12-03 02:04:25,177 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2023-12-03 02:04:25,177 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 02:04:25,177 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2023-12-03 02:04:25,184 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 02:04:46,259 WARN L293 SmtUtils]: Spent 20.14s on a formula simplification that was a NOOP. DAG size: 41 (called from [L 649] de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.computeHoareAnnotation) [2023-12-03 02:04:46,687 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-12-03 02:04:46,690 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2023-12-03 02:04:46,692 INFO L560 CodeCheckObserver]: Invariant with dag size 12 [2023-12-03 02:04:46,696 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_48 : bv64 :: v_skolemized_q#valueAsBitvector_48[63:32] == ~msw~0 && ~Pluszero~64() == ~fp~64(v_skolemized_q#valueAsBitvector_48[63:63], v_skolemized_q#valueAsBitvector_48[62:52], v_skolemized_q#valueAsBitvector_48[51:0])) could not be translated [2023-12-03 02:04:46,696 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-12-03 02:04:46,696 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2023-12-03 02:04:46,697 INFO L560 CodeCheckObserver]: Invariant with dag size 42 [2023-12-03 02:04:46,698 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2023-12-03 02:04:46,698 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_33 : bv64 :: (~lx~0 == v_skolemized_q#valueAsBitvector_33[31:0] && ~hx~0 == v_skolemized_q#valueAsBitvector_33[63:32]) && ~Pluszero~64() == ~fp~64(v_skolemized_q#valueAsBitvector_33[63:63], v_skolemized_q#valueAsBitvector_33[62:52], v_skolemized_q#valueAsBitvector_33[51:0])) could not be translated [2023-12-03 02:04:46,698 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2023-12-03 02:04:46,699 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2023-12-03 02:04:46,699 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_19 : bv64, v_ULTIMATE.start_fmod_double_~#ew_u~0#1.base_9 : bv32 :: ((~fp~64(v_skolemized_q#valueAsBitvector_19[63:63], v_skolemized_q#valueAsBitvector_19[62:52], v_skolemized_q#valueAsBitvector_19[51:0]) == ~Pluszero~64() && v_skolemized_q#valueAsBitvector_19[63:32] == #memory_int[v_ULTIMATE.start_fmod_double_~#ew_u~0#1.base_9][4bv32]) && ~hx~0 == #memory_int[v_ULTIMATE.start_fmod_double_~#ew_u~0#1.base_9][4bv32]) && #memory_int[v_ULTIMATE.start_fmod_double_~#ew_u~0#1.base_9][0bv32] == v_skolemized_q#valueAsBitvector_19[31:0]) could not be translated [2023-12-03 02:04:46,699 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:04:46,699 INFO L560 CodeCheckObserver]: Invariant with dag size 8 [2023-12-03 02:04:46,700 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2023-12-03 02:04:46,700 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2023-12-03 02:04:46,700 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2023-12-03 02:04:46,701 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 02:04:46 ImpRootNode [2023-12-03 02:04:46,701 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 02:04:46,701 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 02:04:46,701 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 02:04:46,702 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 02:04:46,702 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:51:31" (3/4) ... [2023-12-03 02:04:46,704 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 02:04:46,713 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-12-03 02:04:46,713 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-12-03 02:04:46,713 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-03 02:04:46,713 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 02:04:46,786 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 02:04:46,786 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 02:04:46,787 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 02:04:46,787 INFO L158 Benchmark]: Toolchain (without parser) took 811421.48ms. Allocated memory is still 121.6MB. Free memory was 98.0MB in the beginning and 87.2MB in the end (delta: 10.8MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2023-12-03 02:04:46,788 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 65.0MB. Free memory was 41.0MB in the beginning and 40.9MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:04:46,788 INFO L158 Benchmark]: CACSL2BoogieTranslator took 331.16ms. Allocated memory is still 121.6MB. Free memory was 97.6MB in the beginning and 83.0MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 02:04:46,789 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.17ms. Allocated memory is still 121.6MB. Free memory was 83.0MB in the beginning and 80.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:04:46,789 INFO L158 Benchmark]: Boogie Preprocessor took 45.99ms. Allocated memory is still 121.6MB. Free memory was 80.5MB in the beginning and 78.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:04:46,790 INFO L158 Benchmark]: RCFGBuilder took 15939.98ms. Allocated memory is still 121.6MB. Free memory was 78.1MB in the beginning and 79.3MB in the end (delta: -1.2MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2023-12-03 02:04:46,790 INFO L158 Benchmark]: CodeCheck took 794962.21ms. Allocated memory is still 121.6MB. Free memory was 79.3MB in the beginning and 91.3MB in the end (delta: -12.1MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. [2023-12-03 02:04:46,791 INFO L158 Benchmark]: Witness Printer took 85.45ms. Allocated memory is still 121.6MB. Free memory was 91.3MB in the beginning and 87.2MB in the end (delta: 4.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:04:46,793 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, 45 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 773.4s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 32 mSolverCounterUnknown, 319 SdHoareTripleChecker+Valid, 364.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 87 mSDsluCounter, 266 SdHoareTripleChecker+Invalid, 337.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 86 mSDsCounter, 112 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 377 IncrementalHoareTripleChecker+Invalid, 521 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 112 mSolverCounterUnsat, 180 mSDtfsCounter, 377 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 726 GetRequests, 664 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 977 ImplicationChecksByTransitivity, 672.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 62.1s InterpolantComputationTime, 84 NumberOfCodeBlocks, 84 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 78 ConstructedInterpolants, 15 QuantifiedInterpolants, 627 SizeOfPredicates, 35 NumberOfNonLiveVariables, 435 ConjunctsInSsa, 61 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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: 193]: 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: 25]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 35]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: null * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 65.0MB. Free memory was 41.0MB in the beginning and 40.9MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 331.16ms. Allocated memory is still 121.6MB. Free memory was 97.6MB in the beginning and 83.0MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.17ms. Allocated memory is still 121.6MB. Free memory was 83.0MB in the beginning and 80.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.99ms. Allocated memory is still 121.6MB. Free memory was 80.5MB in the beginning and 78.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 15939.98ms. Allocated memory is still 121.6MB. Free memory was 78.1MB in the beginning and 79.3MB in the end (delta: -1.2MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. * CodeCheck took 794962.21ms. Allocated memory is still 121.6MB. Free memory was 79.3MB in the beginning and 91.3MB in the end (delta: -12.1MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. * Witness Printer took 85.45ms. Allocated memory is still 121.6MB. Free memory was 91.3MB in the beginning and 87.2MB in the end (delta: 4.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~64 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_48 : bv64 :: v_skolemized_q#valueAsBitvector_48[63:32] == ~msw~0 && ~Pluszero~64() == ~fp~64(v_skolemized_q#valueAsBitvector_48[63:63], v_skolemized_q#valueAsBitvector_48[62:52], v_skolemized_q#valueAsBitvector_48[51:0])) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~64 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~64 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_33 : bv64 :: (~lx~0 == v_skolemized_q#valueAsBitvector_33[31:0] && ~hx~0 == v_skolemized_q#valueAsBitvector_33[63:32]) && ~Pluszero~64() == ~fp~64(v_skolemized_q#valueAsBitvector_33[63:63], v_skolemized_q#valueAsBitvector_33[62:52], v_skolemized_q#valueAsBitvector_33[51:0])) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~64 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~64 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_19 : bv64, v_ULTIMATE.start_fmod_double_~#ew_u~0#1.base_9 : bv32 :: ((~fp~64(v_skolemized_q#valueAsBitvector_19[63:63], v_skolemized_q#valueAsBitvector_19[62:52], v_skolemized_q#valueAsBitvector_19[51:0]) == ~Pluszero~64() && v_skolemized_q#valueAsBitvector_19[63:32] == #memory_int[v_ULTIMATE.start_fmod_double_~#ew_u~0#1.base_9][4bv32]) && ~hx~0 == #memory_int[v_ULTIMATE.start_fmod_double_~#ew_u~0#1.base_9][4bv32]) && #memory_int[v_ULTIMATE.start_fmod_double_~#ew_u~0#1.base_9][0bv32] == v_skolemized_q#valueAsBitvector_19[31:0]) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~64 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~64 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~64 RESULT: Ultimate proved your program to be correct! [2023-12-03 02:04:47,007 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-03 02:04:47,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e69198b-43a9-4f35-aa60-c169115bc982/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE