./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1052c.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_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/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_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1052c.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/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_1a2bd467-29ac-4013-9bae-e73b65a8010d/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 fe40b084b828df43825fca15d2dd06822fb39893b54cde36c5f06a988fda4d8b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:04:16,260 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:04:16,325 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 03:04:16,330 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:04:16,330 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:04:16,353 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:04:16,354 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:04:16,354 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:04:16,355 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:04:16,355 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:04:16,356 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:04:16,357 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:04:16,357 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:04:16,358 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:04:16,358 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:04:16,358 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:04:16,359 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:04:16,359 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:04:16,360 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:04:16,360 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:04:16,361 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:04:16,362 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:04:16,362 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:04:16,362 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:04:16,363 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:04:16,363 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:04:16,364 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:04:16,364 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:04:16,365 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:04:16,365 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:04:16,365 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:04:16,366 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:04:16,366 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:04:16,366 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_1a2bd467-29ac-4013-9bae-e73b65a8010d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe40b084b828df43825fca15d2dd06822fb39893b54cde36c5f06a988fda4d8b [2023-12-03 03:04:16,583 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:04:16,601 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:04:16,604 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:04:16,605 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:04:16,605 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:04:16,606 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/float_req_bl_1052c.c [2023-12-03 03:04:19,345 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:04:19,503 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:04:19,503 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/sv-benchmarks/c/float-newlib/float_req_bl_1052c.c [2023-12-03 03:04:19,509 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/data/c1e45ee1b/a7092b39708a49b083492b43fa92a986/FLAG4cb28697e [2023-12-03 03:04:19,520 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/data/c1e45ee1b/a7092b39708a49b083492b43fa92a986 [2023-12-03 03:04:19,522 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:04:19,523 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:04:19,524 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:04:19,525 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:04:19,529 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:04:19,530 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:04:19" (1/1) ... [2023-12-03 03:04:19,531 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c1caac6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:04:19, skipping insertion in model container [2023-12-03 03:04:19,532 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:04:19" (1/1) ... [2023-12-03 03:04:19,553 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:04:19,700 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_1a2bd467-29ac-4013-9bae-e73b65a8010d/sv-benchmarks/c/float-newlib/float_req_bl_1052c.c[1741,1754] [2023-12-03 03:04:19,704 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:04:19,714 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:04:19,739 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_1a2bd467-29ac-4013-9bae-e73b65a8010d/sv-benchmarks/c/float-newlib/float_req_bl_1052c.c[1741,1754] [2023-12-03 03:04:19,739 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:04:19,753 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:04:19,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:04:19 WrapperNode [2023-12-03 03:04:19,754 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:04:19,755 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:04:19,755 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:04:19,755 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:04:19,762 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:04:19" (1/1) ... [2023-12-03 03:04:19,771 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:04:19" (1/1) ... [2023-12-03 03:04:19,795 INFO L138 Inliner]: procedures = 16, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 121 [2023-12-03 03:04:19,796 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:04:19,797 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:04:19,797 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:04:19,797 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:04:19,807 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:04:19" (1/1) ... [2023-12-03 03:04:19,807 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:04:19" (1/1) ... [2023-12-03 03:04:19,810 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:04:19" (1/1) ... [2023-12-03 03:04:19,810 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:04:19" (1/1) ... [2023-12-03 03:04:19,817 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:04:19" (1/1) ... [2023-12-03 03:04:19,821 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:04:19" (1/1) ... [2023-12-03 03:04:19,823 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:04:19" (1/1) ... [2023-12-03 03:04:19,825 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:04:19" (1/1) ... [2023-12-03 03:04:19,828 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:04:19,829 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:04:19,829 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:04:19,829 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:04:19,830 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:04:19" (1/1) ... [2023-12-03 03:04:19,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:04:19,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:04:19,863 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:04:19,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:04:19,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:04:19,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:04:19,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:04:19,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-12-03 03:04:19,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:04:19,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-12-03 03:04:19,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:04:19,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:04:19,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:04:19,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:04:19,989 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:04:19,991 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:04:20,189 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:04:20,316 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:04:20,316 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-12-03 03:04:20,318 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:04:20 BoogieIcfgContainer [2023-12-03 03:04:20,318 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:04:20,319 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:04:20,319 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:04:20,327 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:04:20,327 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:04:20" (1/1) ... [2023-12-03 03:04:20,335 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:04:20,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:04:20,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2023-12-03 03:04:20,381 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2023-12-03 03:04:20,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 03:04:20,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:04:20,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:04:20,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:20,510 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 03:04:20,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:04:20,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2023-12-03 03:04:20,534 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2023-12-03 03:04:20,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 03:04:20,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:04:20,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:04:20,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:04:20,596 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:04:20,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:04:20,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:04:20,707 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:04:20,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:04:20,739 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 03:04:20,761 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short13 could not be translated [2023-12-03 03:04:20,765 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:04:20 ImpRootNode [2023-12-03 03:04:20,766 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:04:20,766 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:04:20,766 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:04:20,767 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:04:20,767 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:04:20" (3/4) ... [2023-12-03 03:04:20,769 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 03:04:20,770 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:04:20,771 INFO L158 Benchmark]: Toolchain (without parser) took 1247.81ms. Allocated memory was 197.1MB in the beginning and 241.2MB in the end (delta: 44.0MB). Free memory was 149.7MB in the beginning and 201.8MB in the end (delta: -52.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:04:20,772 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 98.6MB. Free memory was 47.3MB in the beginning and 47.1MB in the end (delta: 128.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:04:20,773 INFO L158 Benchmark]: CACSL2BoogieTranslator took 229.64ms. Allocated memory is still 197.1MB. Free memory was 149.7MB in the beginning and 138.1MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 03:04:20,773 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.22ms. Allocated memory is still 197.1MB. Free memory was 138.1MB in the beginning and 136.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:04:20,774 INFO L158 Benchmark]: Boogie Preprocessor took 31.19ms. Allocated memory is still 197.1MB. Free memory was 136.6MB in the beginning and 135.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:04:20,774 INFO L158 Benchmark]: RCFGBuilder took 489.37ms. Allocated memory is still 197.1MB. Free memory was 135.1MB in the beginning and 109.3MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 03:04:20,775 INFO L158 Benchmark]: CodeCheck took 446.76ms. Allocated memory was 197.1MB in the beginning and 241.2MB in the end (delta: 44.0MB). Free memory was 109.3MB in the beginning and 202.8MB in the end (delta: -93.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:04:20,776 INFO L158 Benchmark]: Witness Printer took 4.15ms. Allocated memory is still 241.2MB. Free memory was 202.8MB in the beginning and 201.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:04:20,779 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, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 24 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 12 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 82]: 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 someBinaryFLOATComparisonOperation at line 81, overapproximation of someUnaryFLOAToperation at line 77, overapproximation of someBinaryArithmeticFLOAToperation at line 46. Possible FailurePath: [L13] static const float huge_floor = 1.0e30; [L77] float x = -0.0f; [L78] CALL, EXPR floor_float(x) [L16] __int32_t i0, j0; [L17] __uint32_t i, ix; VAL [\old(x)=2, huge_floor=1000000000000000000000000000000, x=2] [L19] ieee_float_shape_type gf_u; [L20] EXPR gf_u.value = (x) [L21] EXPR gf_u.word [L21] EXPR (i0) = gf_u.word [L18-L22] { ieee_float_shape_type gf_u; gf_u.value = (x); (i0) = gf_u.word; } VAL [\old(x)=2, huge_floor=1000000000000000000000000000000, i0=2139095039, x=2] [L23] ix = (i0 & 0x7fffffff) [L24] j0 = (ix >> 23) - 0x7f VAL [\old(x)=2, huge_floor=1000000000000000000000000000000, i0=2139095039, i=2139095039, j0=127, x=2] [L25] COND FALSE !(j0 < 23) [L45] COND FALSE !(!((ix) < 0x7f800000L)) [L48] return x; VAL [\old(x)=2, \result=2, huge_floor=1000000000000000000000000000000, i0=2139095039, i=2139095039, j0=127, x=2] [L78] RET, EXPR floor_float(x) [L78] float res = floor_float(x); [L81] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [huge_floor=1000000000000000000000000000000, res=2, x=2] [L81] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L82] reach_error() VAL [huge_floor=1000000000000000000000000000000, res=2, x=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 98.6MB. Free memory was 47.3MB in the beginning and 47.1MB in the end (delta: 128.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 229.64ms. Allocated memory is still 197.1MB. Free memory was 149.7MB in the beginning and 138.1MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.22ms. Allocated memory is still 197.1MB. Free memory was 138.1MB in the beginning and 136.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.19ms. Allocated memory is still 197.1MB. Free memory was 136.6MB in the beginning and 135.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 489.37ms. Allocated memory is still 197.1MB. Free memory was 135.1MB in the beginning and 109.3MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 446.76ms. Allocated memory was 197.1MB in the beginning and 241.2MB in the end (delta: 44.0MB). Free memory was 109.3MB in the beginning and 202.8MB in the end (delta: -93.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.15ms. Allocated memory is still 241.2MB. Free memory was 202.8MB in the beginning and 201.8MB in the end (delta: 1.0MB). 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~short13 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 03:04:20,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/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_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/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_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1052c.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/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_1a2bd467-29ac-4013-9bae-e73b65a8010d/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 fe40b084b828df43825fca15d2dd06822fb39893b54cde36c5f06a988fda4d8b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:04:22,754 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:04:22,828 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 03:04:22,860 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:04:22,861 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:04:22,861 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:04:22,862 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:04:22,862 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:04:22,863 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:04:22,864 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:04:22,864 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:04:22,865 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:04:22,865 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:04:22,866 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:04:22,866 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:04:22,867 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:04:22,867 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:04:22,868 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:04:22,868 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:04:22,869 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:04:22,869 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:04:22,870 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:04:22,870 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:04:22,871 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:04:22,871 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:04:22,872 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:04:22,872 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:04:22,873 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:04:22,873 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:04:22,874 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:04:22,874 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:04:22,875 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:04:22,875 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:04:22,876 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:04:22,876 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:04:22,876 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:04:22,877 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:04:22,877 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_1a2bd467-29ac-4013-9bae-e73b65a8010d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe40b084b828df43825fca15d2dd06822fb39893b54cde36c5f06a988fda4d8b [2023-12-03 03:04:23,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:04:23,191 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:04:23,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:04:23,195 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:04:23,195 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:04:23,197 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/float_req_bl_1052c.c [2023-12-03 03:04:25,940 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:04:26,139 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:04:26,140 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/sv-benchmarks/c/float-newlib/float_req_bl_1052c.c [2023-12-03 03:04:26,147 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/data/1b92cbdab/1f3302f5aea940b09d7cbe463d8c5294/FLAG94afd546f [2023-12-03 03:04:26,159 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/data/1b92cbdab/1f3302f5aea940b09d7cbe463d8c5294 [2023-12-03 03:04:26,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:04:26,162 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:04:26,163 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:04:26,163 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:04:26,166 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:04:26,167 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:04:26" (1/1) ... [2023-12-03 03:04:26,168 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53a50e6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:04:26, skipping insertion in model container [2023-12-03 03:04:26,168 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:04:26" (1/1) ... [2023-12-03 03:04:26,192 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:04:26,372 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_1a2bd467-29ac-4013-9bae-e73b65a8010d/sv-benchmarks/c/float-newlib/float_req_bl_1052c.c[1741,1754] [2023-12-03 03:04:26,376 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:04:26,391 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:04:26,417 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_1a2bd467-29ac-4013-9bae-e73b65a8010d/sv-benchmarks/c/float-newlib/float_req_bl_1052c.c[1741,1754] [2023-12-03 03:04:26,418 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:04:26,436 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:04:26,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:04:26 WrapperNode [2023-12-03 03:04:26,437 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:04:26,438 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:04:26,438 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:04:26,438 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:04:26,445 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:04:26" (1/1) ... [2023-12-03 03:04:26,456 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:04:26" (1/1) ... [2023-12-03 03:04:26,480 INFO L138 Inliner]: procedures = 19, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 98 [2023-12-03 03:04:26,481 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:04:26,481 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:04:26,482 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:04:26,482 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:04:26,491 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:04:26" (1/1) ... [2023-12-03 03:04:26,491 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:04:26" (1/1) ... [2023-12-03 03:04:26,496 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:04:26" (1/1) ... [2023-12-03 03:04:26,496 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:04:26" (1/1) ... [2023-12-03 03:04:26,506 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:04:26" (1/1) ... [2023-12-03 03:04:26,510 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:04:26" (1/1) ... [2023-12-03 03:04:26,512 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:04:26" (1/1) ... [2023-12-03 03:04:26,514 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:04:26" (1/1) ... [2023-12-03 03:04:26,518 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:04:26,519 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:04:26,519 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:04:26,519 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:04:26,520 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:04:26" (1/1) ... [2023-12-03 03:04:26,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:04:26,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:04:26,549 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:04:26,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:04:26,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:04:26,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:04:26,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:04:26,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-12-03 03:04:26,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 03:04:26,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:04:26,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:04:26,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-12-03 03:04:26,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 03:04:26,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:04:26,670 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:04:26,671 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:04:27,214 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:04:27,271 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:04:27,272 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-12-03 03:04:27,273 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:04:27 BoogieIcfgContainer [2023-12-03 03:04:27,274 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:04:27,275 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:04:27,275 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:04:27,282 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:04:27,282 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:04:27" (1/1) ... [2023-12-03 03:04:27,290 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:04:27,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:04:27,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2023-12-03 03:04:27,335 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2023-12-03 03:04:27,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 03:04:27,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:04:27,337 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:04:27,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:04:27,339 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:04:27,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 03:04:27,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:27,474 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:04:27,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:27,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:04:27,500 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:04:27,518 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 03:04:27,524 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 03:04:27,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:04:27,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2023-12-03 03:04:27,656 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2023-12-03 03:04:27,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 03:04:27,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:04:27,657 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:04:27,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:04:27,658 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:04:27,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 03:04:27,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:27,852 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:04:27,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:27,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:04:27,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:04:27,959 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-03 03:04:27,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 14 [2023-12-03 03:04:28,024 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 03:04:28,027 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 03:04:28,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 03:04:28,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:04:28,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2023-12-03 03:04:28,204 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2023-12-03 03:04:28,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 03:04:28,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:04:28,204 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:04:28,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:04:28,206 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:04:28,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 03:04:28,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:28,372 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:04:28,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:28,397 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:04:28,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:04:28,474 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 03:04:28,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 03:04:29,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:04:29,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2023-12-03 03:04:29,268 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2023-12-03 03:04:29,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 03:04:29,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:04:29,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:04:29,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:04:29,270 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:04:29,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 03:04:29,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:29,396 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:04:29,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:29,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:04:29,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:04:29,435 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 03:04:29,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-03 03:04:29,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:04:29,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2023-12-03 03:04:29,444 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2023-12-03 03:04:29,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 03:04:29,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:04:29,445 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:04:29,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:04:29,446 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:04:29,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 03:04:29,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:29,581 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:04:29,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:29,604 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:04:29,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:04:29,607 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 03:04:29,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-03 03:04:29,615 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 03:04:29,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:04:29,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2023-12-03 03:04:29,621 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2023-12-03 03:04:29,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 03:04:29,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:04:29,622 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:04:29,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:04:29,623 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:04:29,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 03:04:29,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:29,851 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:04:29,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:29,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 03:04:29,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:04:29,906 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-03 03:04:33,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 35 [2023-12-03 03:04:34,105 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 03:04:34,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-03 03:04:36,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:04:36,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2023-12-03 03:04:36,488 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2023-12-03 03:04:36,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 03:04:36,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:04:36,489 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:04:36,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:04:36,490 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:04:36,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-03 03:04:36,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:36,781 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:04:36,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:36,817 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 03:04:36,821 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:04:36,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-03 03:04:37,328 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-12-03 03:04:37,329 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 65 treesize of output 40 [2023-12-03 03:04:40,621 INFO L349 Elim1Store]: treesize reduction 48, result has 23.8 percent of original size [2023-12-03 03:04:40,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 115 treesize of output 70 [2023-12-03 03:04:40,631 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-12-03 03:04:40,631 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 107 treesize of output 47 [2023-12-03 03:04:41,536 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 03:04:41,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-03 03:04:56,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:04:56,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2023-12-03 03:04:56,028 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2023-12-03 03:04:56,028 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 03:04:56,028 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2023-12-03 03:04:56,036 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 03:04:56,343 INFO L560 CodeCheckObserver]: Invariant with dag size 31 [2023-12-03 03:04:56,348 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists ~huge_floor~0 : C_FLOAT, v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20 : bv32, v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_14 : bv32, currentRoundingMode : FloatRoundingMode :: ((#res == ~fp~32(#memory_int[v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_14][0bv32][31:31], #memory_int[v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_14][0bv32][30:23], #memory_int[v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_14][0bv32][22:0]) && #memory_int[v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_14][0bv32] == #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32]) && !~fp.gt~32(~fp.add~32(currentRoundingMode, ~huge_floor~0, ~fp~32(#memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][31:31], #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][30:23], #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][22:0])), ~to_fp~32(currentRoundingMode, ~Pluszero~64()))) && ~fp.neg~32(~Pluszero~32()) == ~fp~32(#memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][31:31], #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][30:23], #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][22:0])) could not be translated [2023-12-03 03:04:56,349 INFO L560 CodeCheckObserver]: Invariant with dag size 23 [2023-12-03 03:04:56,350 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists ~huge_floor~0 : C_FLOAT, v_arrayElimCell_7 : bv32, currentRoundingMode : FloatRoundingMode :: (~fp~32(v_arrayElimCell_7[31:31], v_arrayElimCell_7[30:23], v_arrayElimCell_7[22:0]) == ~fp~32(~w~0[31:31], ~w~0[30:23], ~w~0[22:0]) && ~fp~32(v_arrayElimCell_7[31:31], v_arrayElimCell_7[30:23], v_arrayElimCell_7[22:0]) == ~fp.neg~32(~Pluszero~32())) && !~fp.gt~32(~fp.add~32(currentRoundingMode, ~huge_floor~0, ~fp~32(v_arrayElimCell_7[31:31], v_arrayElimCell_7[30:23], v_arrayElimCell_7[22:0])), ~to_fp~32(currentRoundingMode, ~Pluszero~64()))) could not be translated [2023-12-03 03:04:56,350 INFO L560 CodeCheckObserver]: Invariant with dag size 24 [2023-12-03 03:04:56,351 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20 : bv32 :: ((exists ~huge_floor~0 : C_FLOAT, currentRoundingMode : FloatRoundingMode :: !~fp.gt~32(~fp.add~32(currentRoundingMode, ~huge_floor~0, ~fp~32(#memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][31:31], #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][30:23], #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][22:0])), ~to_fp~32(currentRoundingMode, ~Pluszero~64()))) && ~i0~0 == #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32]) && ~fp.neg~32(~Pluszero~32()) == ~fp~32(#memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][31:31], #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][30:23], #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][22:0])) could not be translated [2023-12-03 03:04:56,351 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:04:56,353 INFO L560 CodeCheckObserver]: Invariant with dag size 4 [2023-12-03 03:04:56,354 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~32 [2023-12-03 03:04:56,354 INFO L560 CodeCheckObserver]: Invariant with dag size 31 [2023-12-03 03:04:56,356 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists ~huge_floor~0 : C_FLOAT, v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20 : bv32, v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_14 : bv32, currentRoundingMode : FloatRoundingMode :: ((~fp~32(#memory_int[v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_14][0bv32][31:31], #memory_int[v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_14][0bv32][30:23], #memory_int[v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_14][0bv32][22:0]) == ~x && #memory_int[v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_14][0bv32] == #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32]) && !~fp.gt~32(~fp.add~32(currentRoundingMode, ~huge_floor~0, ~fp~32(#memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][31:31], #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][30:23], #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][22:0])), ~to_fp~32(currentRoundingMode, ~Pluszero~64()))) && ~fp.neg~32(~Pluszero~32()) == ~fp~32(#memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][31:31], #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][30:23], #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][22:0])) could not be translated [2023-12-03 03:04:56,356 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:04:56 ImpRootNode [2023-12-03 03:04:56,356 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:04:56,357 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:04:56,357 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:04:56,358 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:04:56,358 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:04:27" (3/4) ... [2023-12-03 03:04:56,370 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 03:04:56,378 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2023-12-03 03:04:56,378 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-12-03 03:04:56,378 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-03 03:04:56,379 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 03:04:56,471 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 03:04:56,472 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 03:04:56,472 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:04:56,473 INFO L158 Benchmark]: Toolchain (without parser) took 30311.16ms. Allocated memory is still 109.1MB. Free memory was 85.4MB in the beginning and 81.5MB in the end (delta: 3.9MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. [2023-12-03 03:04:56,473 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 60.8MB. Free memory was 36.8MB in the beginning and 36.7MB in the end (delta: 81.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:04:56,474 INFO L158 Benchmark]: CACSL2BoogieTranslator took 274.46ms. Allocated memory is still 109.1MB. Free memory was 85.4MB in the beginning and 73.4MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 03:04:56,474 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.00ms. Allocated memory is still 109.1MB. Free memory was 73.4MB in the beginning and 71.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:04:56,475 INFO L158 Benchmark]: Boogie Preprocessor took 36.68ms. Allocated memory is still 109.1MB. Free memory was 71.7MB in the beginning and 70.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:04:56,475 INFO L158 Benchmark]: RCFGBuilder took 755.00ms. Allocated memory is still 109.1MB. Free memory was 70.0MB in the beginning and 75.7MB in the end (delta: -5.7MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2023-12-03 03:04:56,475 INFO L158 Benchmark]: CodeCheck took 29081.96ms. Allocated memory is still 109.1MB. Free memory was 75.7MB in the beginning and 34.0MB in the end (delta: 41.7MB). Peak memory consumption was 43.7MB. Max. memory is 16.1GB. [2023-12-03 03:04:56,476 INFO L158 Benchmark]: Witness Printer took 115.10ms. Allocated memory is still 109.1MB. Free memory was 34.0MB in the beginning and 81.5MB in the end (delta: -47.5MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. [2023-12-03 03:04:56,478 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, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 28.7s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 320 SdHoareTripleChecker+Valid, 7.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 83 mSDsluCounter, 186 SdHoareTripleChecker+Invalid, 6.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 60 mSDsCounter, 79 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 349 IncrementalHoareTripleChecker+Invalid, 430 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 79 mSolverCounterUnsat, 126 mSDtfsCounter, 349 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 660 GetRequests, 608 SyntacticMatches, 6 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 705 ImplicationChecksByTransitivity, 21.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 9.2s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 75 ConstructedInterpolants, 18 QuantifiedInterpolants, 1082 SizeOfPredicates, 41 NumberOfNonLiveVariables, 322 ConjunctsInSsa, 69 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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: 82]: 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: 15]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 61]: 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 60.8MB. Free memory was 36.8MB in the beginning and 36.7MB in the end (delta: 81.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 274.46ms. Allocated memory is still 109.1MB. Free memory was 85.4MB in the beginning and 73.4MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.00ms. Allocated memory is still 109.1MB. Free memory was 73.4MB in the beginning and 71.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.68ms. Allocated memory is still 109.1MB. Free memory was 71.7MB in the beginning and 70.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 755.00ms. Allocated memory is still 109.1MB. Free memory was 70.0MB in the beginning and 75.7MB in the end (delta: -5.7MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. * CodeCheck took 29081.96ms. Allocated memory is still 109.1MB. Free memory was 75.7MB in the beginning and 34.0MB in the end (delta: 41.7MB). Peak memory consumption was 43.7MB. Max. memory is 16.1GB. * Witness Printer took 115.10ms. Allocated memory is still 109.1MB. Free memory was 34.0MB in the beginning and 81.5MB in the end (delta: -47.5MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists ~huge_floor~0 : C_FLOAT, v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20 : bv32, v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_14 : bv32, currentRoundingMode : FloatRoundingMode :: ((#res == ~fp~32(#memory_int[v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_14][0bv32][31:31], #memory_int[v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_14][0bv32][30:23], #memory_int[v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_14][0bv32][22:0]) && #memory_int[v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_14][0bv32] == #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32]) && !~fp.gt~32(~fp.add~32(currentRoundingMode, ~huge_floor~0, ~fp~32(#memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][31:31], #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][30:23], #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][22:0])), ~to_fp~32(currentRoundingMode, ~Pluszero~64()))) && ~fp.neg~32(~Pluszero~32()) == ~fp~32(#memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][31:31], #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][30:23], #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][22:0])) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists ~huge_floor~0 : C_FLOAT, v_arrayElimCell_7 : bv32, currentRoundingMode : FloatRoundingMode :: (~fp~32(v_arrayElimCell_7[31:31], v_arrayElimCell_7[30:23], v_arrayElimCell_7[22:0]) == ~fp~32(~w~0[31:31], ~w~0[30:23], ~w~0[22:0]) && ~fp~32(v_arrayElimCell_7[31:31], v_arrayElimCell_7[30:23], v_arrayElimCell_7[22:0]) == ~fp.neg~32(~Pluszero~32())) && !~fp.gt~32(~fp.add~32(currentRoundingMode, ~huge_floor~0, ~fp~32(v_arrayElimCell_7[31:31], v_arrayElimCell_7[30:23], v_arrayElimCell_7[22:0])), ~to_fp~32(currentRoundingMode, ~Pluszero~64()))) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20 : bv32 :: ((exists ~huge_floor~0 : C_FLOAT, currentRoundingMode : FloatRoundingMode :: !~fp.gt~32(~fp.add~32(currentRoundingMode, ~huge_floor~0, ~fp~32(#memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][31:31], #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][30:23], #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][22:0])), ~to_fp~32(currentRoundingMode, ~Pluszero~64()))) && ~i0~0 == #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32]) && ~fp.neg~32(~Pluszero~32()) == ~fp~32(#memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][31:31], #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][30:23], #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][22:0])) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists ~huge_floor~0 : C_FLOAT, v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20 : bv32, v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_14 : bv32, currentRoundingMode : FloatRoundingMode :: ((~fp~32(#memory_int[v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_14][0bv32][31:31], #memory_int[v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_14][0bv32][30:23], #memory_int[v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_14][0bv32][22:0]) == ~x && #memory_int[v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_14][0bv32] == #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32]) && !~fp.gt~32(~fp.add~32(currentRoundingMode, ~huge_floor~0, ~fp~32(#memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][31:31], #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][30:23], #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][22:0])), ~to_fp~32(currentRoundingMode, ~Pluszero~64()))) && ~fp.neg~32(~Pluszero~32()) == ~fp~32(#memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][31:31], #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][30:23], #memory_int[v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_20][0bv32][22:0])) could not be translated RESULT: Ultimate proved your program to be correct! [2023-12-03 03:04:56,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a2bd467-29ac-4013-9bae-e73b65a8010d/bin/ukojak-verify-Qdu7aM0XO9/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