./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1032b.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_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/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_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/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_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/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 ef387b9dfe6a568fd7853720ccee1caca2dc0e11798e2bafc997da20a8b7d09b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:28:16,097 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:28:16,163 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 23:28:16,168 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:28:16,168 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:28:16,190 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:28:16,191 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:28:16,191 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:28:16,192 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:28:16,192 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:28:16,193 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:28:16,194 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:28:16,194 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:28:16,194 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:28:16,195 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:28:16,195 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:28:16,196 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:28:16,196 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:28:16,197 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:28:16,197 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:28:16,198 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:28:16,199 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:28:16,199 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:28:16,199 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:28:16,200 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:28:16,200 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:28:16,201 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:28:16,201 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:28:16,202 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:28:16,202 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:28:16,202 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:28:16,203 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:28:16,203 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:28:16,203 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_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef387b9dfe6a568fd7853720ccee1caca2dc0e11798e2bafc997da20a8b7d09b [2023-12-02 23:28:16,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:28:16,453 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:28:16,456 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:28:16,458 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:28:16,458 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:28:16,459 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/float_req_bl_1032b.c [2023-12-02 23:28:19,225 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:28:19,400 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:28:19,400 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/sv-benchmarks/c/float-newlib/float_req_bl_1032b.c [2023-12-02 23:28:19,408 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/data/68abd11d1/9b3529b5feb244dfa297ae73a85167c7/FLAG4a1d3a719 [2023-12-02 23:28:19,424 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/data/68abd11d1/9b3529b5feb244dfa297ae73a85167c7 [2023-12-02 23:28:19,427 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:28:19,428 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:28:19,430 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:28:19,430 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:28:19,435 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:28:19,436 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:28:19" (1/1) ... [2023-12-02 23:28:19,437 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@599f16e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:28:19, skipping insertion in model container [2023-12-02 23:28:19,438 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:28:19" (1/1) ... [2023-12-02 23:28:19,461 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:28:19,635 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_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/sv-benchmarks/c/float-newlib/float_req_bl_1032b.c[1753,1766] [2023-12-02 23:28:19,640 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:28:19,650 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:28:19,672 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_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/sv-benchmarks/c/float-newlib/float_req_bl_1032b.c[1753,1766] [2023-12-02 23:28:19,673 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:28:19,688 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:28:19,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:28:19 WrapperNode [2023-12-02 23:28:19,689 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:28:19,690 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:28:19,690 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:28:19,690 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:28:19,698 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:28:19" (1/1) ... [2023-12-02 23:28:19,707 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:28:19" (1/1) ... [2023-12-02 23:28:19,730 INFO L138 Inliner]: procedures = 17, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 129 [2023-12-02 23:28:19,730 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:28:19,731 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:28:19,731 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:28:19,731 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:28:19,740 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:28:19" (1/1) ... [2023-12-02 23:28:19,741 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:28:19" (1/1) ... [2023-12-02 23:28:19,743 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:28:19" (1/1) ... [2023-12-02 23:28:19,744 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:28:19" (1/1) ... [2023-12-02 23:28:19,750 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:28:19" (1/1) ... [2023-12-02 23:28:19,754 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:28:19" (1/1) ... [2023-12-02 23:28:19,756 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:28:19" (1/1) ... [2023-12-02 23:28:19,757 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:28:19" (1/1) ... [2023-12-02 23:28:19,760 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:28:19,761 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:28:19,762 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:28:19,762 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:28:19,763 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:28:19" (1/1) ... [2023-12-02 23:28:19,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:28:19,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:28:19,791 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:28:19,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:28:19,824 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:28:19,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:28:19,824 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:28:19,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-12-02 23:28:19,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:28:19,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-12-02 23:28:19,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:28:19,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:28:19,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:28:19,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:28:19,917 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:28:19,919 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:28:20,142 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:28:20,267 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:28:20,268 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-12-02 23:28:20,270 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:28:20 BoogieIcfgContainer [2023-12-02 23:28:20,270 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:28:20,271 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:28:20,271 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:28:20,283 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:28:20,283 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:28:20" (1/1) ... [2023-12-02 23:28:20,295 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:28:20,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:28:20,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2023-12-02 23:28:20,351 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2023-12-02 23:28:20,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 23:28:20,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:28:20,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:28:20,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:28:20,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:28:20,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:28:20,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2023-12-02 23:28:20,517 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2023-12-02 23:28:20,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:28:20,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:28:20,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:28:20,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:28:20,577 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:28:20,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:28:20,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:28:20,652 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:28:20,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:28:20,691 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-02 23:28:20,713 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short15 could not be translated [2023-12-02 23:28:20,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:28:20 ImpRootNode [2023-12-02 23:28:20,718 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 23:28:20,719 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 23:28:20,719 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 23:28:20,720 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 23:28:20,720 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:28:20" (3/4) ... [2023-12-02 23:28:20,722 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 23:28:20,723 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 23:28:20,725 INFO L158 Benchmark]: Toolchain (without parser) took 1295.84ms. Allocated memory is still 178.3MB. Free memory was 143.2MB in the beginning and 80.4MB in the end (delta: 62.8MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2023-12-02 23:28:20,725 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 178.3MB. Free memory was 141.5MB in the beginning and 141.4MB in the end (delta: 24.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:28:20,726 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.17ms. Allocated memory is still 178.3MB. Free memory was 143.2MB in the beginning and 132.1MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 23:28:20,727 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.69ms. Allocated memory is still 178.3MB. Free memory was 132.1MB in the beginning and 130.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:28:20,727 INFO L158 Benchmark]: Boogie Preprocessor took 29.62ms. Allocated memory is still 178.3MB. Free memory was 130.0MB in the beginning and 128.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:28:20,728 INFO L158 Benchmark]: RCFGBuilder took 508.55ms. Allocated memory is still 178.3MB. Free memory was 128.6MB in the beginning and 102.1MB in the end (delta: 26.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-12-02 23:28:20,729 INFO L158 Benchmark]: CodeCheck took 447.73ms. Allocated memory is still 178.3MB. Free memory was 102.1MB in the beginning and 81.1MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-02 23:28:20,729 INFO L158 Benchmark]: Witness Printer took 4.33ms. Allocated memory is still 178.3MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:28:20,733 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, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 11 mSDtfsCounter, 4 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 bitwiseAnd at line 25, overapproximation of someUnaryFLOAToperation at line 77, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L77] float x = -0.0f; [L78] CALL, EXPR round_float(x) [L15] __uint32_t w; [L17] int exponent_less_127; VAL [\old(x)=2, x=2] [L20] ieee_float_shape_type gf_u; [L21] EXPR gf_u.value = (x) [L22] EXPR gf_u.word [L22] EXPR (w) = gf_u.word [L19-L23] { ieee_float_shape_type gf_u; gf_u.value = (x); (w) = gf_u.word; } VAL [\old(x)=2, w=2139095039, x=2] [L25] EXPR w & 0x7f800000 [L25] exponent_less_127 = (int)((w & 0x7f800000) >> 23) - 127 [L27] COND FALSE !(exponent_less_127 < 23) [L43] COND FALSE !(exponent_less_127 == 128) [L47] return x; VAL [\old(x)=2, \result=2, exponent_less_127=127, w=2139095039, x=2] [L78] RET, EXPR round_float(x) [L78] float res = round_float(x); [L81] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [res=2, x=2] [L81] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L82] reach_error() VAL [res=2, x=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 178.3MB. Free memory was 141.5MB in the beginning and 141.4MB in the end (delta: 24.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 259.17ms. Allocated memory is still 178.3MB. Free memory was 143.2MB in the beginning and 132.1MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.69ms. Allocated memory is still 178.3MB. Free memory was 132.1MB in the beginning and 130.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.62ms. Allocated memory is still 178.3MB. Free memory was 130.0MB in the beginning and 128.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 508.55ms. Allocated memory is still 178.3MB. Free memory was 128.6MB in the beginning and 102.1MB in the end (delta: 26.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 447.73ms. Allocated memory is still 178.3MB. Free memory was 102.1MB in the beginning and 81.1MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 4.33ms. Allocated memory is still 178.3MB. Free memory is still 80.4MB. 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~short15 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 [2023-12-02 23:28:20,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/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_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/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_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/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_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/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 ef387b9dfe6a568fd7853720ccee1caca2dc0e11798e2bafc997da20a8b7d09b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:28:22,690 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:28:22,758 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 23:28:22,808 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:28:22,809 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:28:22,810 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:28:22,810 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:28:22,811 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:28:22,812 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:28:22,812 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:28:22,813 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:28:22,813 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:28:22,813 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:28:22,814 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:28:22,814 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:28:22,815 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:28:22,816 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:28:22,816 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:28:22,817 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:28:22,817 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:28:22,818 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:28:22,821 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:28:22,822 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:28:22,822 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:28:22,822 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:28:22,823 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:28:22,823 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:28:22,824 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:28:22,824 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:28:22,825 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:28:22,825 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:28:22,825 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:28:22,826 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:28:22,826 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:28:22,826 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:28:22,826 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:28:22,826 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:28:22,827 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_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef387b9dfe6a568fd7853720ccee1caca2dc0e11798e2bafc997da20a8b7d09b [2023-12-02 23:28:23,131 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:28:23,152 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:28:23,155 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:28:23,156 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:28:23,156 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:28:23,158 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/float_req_bl_1032b.c [2023-12-02 23:28:25,909 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:28:26,127 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:28:26,127 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/sv-benchmarks/c/float-newlib/float_req_bl_1032b.c [2023-12-02 23:28:26,133 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/data/ba24f4ec7/c390f7b5b78a444197a3896c0e9a9f73/FLAG9945d9605 [2023-12-02 23:28:26,145 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/data/ba24f4ec7/c390f7b5b78a444197a3896c0e9a9f73 [2023-12-02 23:28:26,147 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:28:26,148 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:28:26,149 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:28:26,150 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:28:26,153 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:28:26,154 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:28:26" (1/1) ... [2023-12-02 23:28:26,155 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@797975f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:28:26, skipping insertion in model container [2023-12-02 23:28:26,155 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:28:26" (1/1) ... [2023-12-02 23:28:26,179 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:28:26,354 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_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/sv-benchmarks/c/float-newlib/float_req_bl_1032b.c[1753,1766] [2023-12-02 23:28:26,358 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:28:26,374 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:28:26,401 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_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/sv-benchmarks/c/float-newlib/float_req_bl_1032b.c[1753,1766] [2023-12-02 23:28:26,402 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:28:26,421 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:28:26,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:28:26 WrapperNode [2023-12-02 23:28:26,421 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:28:26,423 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:28:26,423 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:28:26,423 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:28:26,431 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:28:26" (1/1) ... [2023-12-02 23:28:26,442 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:28:26" (1/1) ... [2023-12-02 23:28:26,465 INFO L138 Inliner]: procedures = 20, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 91 [2023-12-02 23:28:26,465 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:28:26,466 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:28:26,466 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:28:26,466 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:28:26,476 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:28:26" (1/1) ... [2023-12-02 23:28:26,476 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:28:26" (1/1) ... [2023-12-02 23:28:26,480 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:28:26" (1/1) ... [2023-12-02 23:28:26,480 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:28:26" (1/1) ... [2023-12-02 23:28:26,490 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:28:26" (1/1) ... [2023-12-02 23:28:26,494 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:28:26" (1/1) ... [2023-12-02 23:28:26,497 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:28:26" (1/1) ... [2023-12-02 23:28:26,498 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:28:26" (1/1) ... [2023-12-02 23:28:26,502 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:28:26,503 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:28:26,504 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:28:26,504 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:28:26,505 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:28:26" (1/1) ... [2023-12-02 23:28:26,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:28:26,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:28:26,534 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:28:26,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:28:26,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:28:26,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:28:26,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:28:26,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-12-02 23:28:26,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 23:28:26,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:28:26,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:28:26,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-12-02 23:28:26,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 23:28:26,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:28:26,667 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:28:26,670 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:28:26,890 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:28:26,925 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:28:26,925 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-12-02 23:28:26,927 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:28:26 BoogieIcfgContainer [2023-12-02 23:28:26,927 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:28:26,928 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:28:26,928 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:28:26,938 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:28:26,938 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:28:26" (1/1) ... [2023-12-02 23:28:26,947 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:28:26,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:28:26,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2023-12-02 23:28:26,999 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2023-12-02 23:28:27,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 23:28:27,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:28:27,003 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:28:27,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:28:27,004 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:28:27,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 23:28:27,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:28:27,140 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:28:27,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:28:27,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:28:27,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:28:27,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:28:27,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 23:28:27,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:28:27,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2023-12-02 23:28:27,263 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2023-12-02 23:28:27,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:28:27,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:28:27,263 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:28:27,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:28:27,265 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:28:27,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-02 23:28:27,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:28:27,376 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:28:27,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:28:27,399 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 23:28:27,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:28:27,479 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 [2023-12-02 23:28:27,484 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 [2023-12-02 23:28:27,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:28:27,547 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-12-02 23:28:27,547 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-12-02 23:28:27,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:28:27,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2023-12-02 23:28:27,659 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2023-12-02 23:28:27,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 23:28:27,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:28:27,660 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:28:27,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:28:27,661 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:28:27,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-02 23:28:27,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:28:27,797 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:28:27,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:28:27,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:28:27,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:28:27,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:28:27,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-02 23:28:27,891 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2023-12-02 23:28:28,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:28:28,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2023-12-02 23:28:28,603 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2023-12-02 23:28:28,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 23:28:28,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:28:28,604 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:28:28,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:28:28,605 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:28:28,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-02 23:28:28,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:28:28,690 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:28:28,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:28:28,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:28:28,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:28:28,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:28:28,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-02 23:28:28,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:28:28,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2023-12-02 23:28:28,722 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2023-12-02 23:28:28,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:28:28,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:28:28,723 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:28:28,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:28:28,725 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:28:28,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-02 23:28:28,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:28:28,825 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:28:28,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:28:28,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:28:28,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:28:28,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:28:28,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-02 23:28:28,867 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Exception during sending of exit command (exit): Broken pipe [2023-12-02 23:28:28,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:28:28,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2023-12-02 23:28:28,876 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2023-12-02 23:28:28,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:28:28,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:28:28,877 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:28:28,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:28:28,879 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:28:28,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-02 23:28:29,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:28:29,032 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:28:29,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:28:29,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:28:29,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:28:29,111 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 [2023-12-02 23:28:29,443 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 44 treesize of output 20 [2023-12-02 23:28:29,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:28:29,469 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Exception during sending of exit command (exit): Broken pipe [2023-12-02 23:28:29,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-02 23:28:30,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:28:30,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2023-12-02 23:28:30,446 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2023-12-02 23:28:30,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:28:30,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:28:30,447 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:28:30,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:28:30,448 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:28:30,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-02 23:28:30,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:28:30,634 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:28:30,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:28:30,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 23:28:30,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:28:30,687 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 [2023-12-02 23:28:30,994 INFO L349 Elim1Store]: treesize reduction 32, result has 49.2 percent of original size [2023-12-02 23:28:30,995 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 91 treesize of output 74 [2023-12-02 23:28:32,259 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2023-12-02 23:28:32,259 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 64 treesize of output 40 [2023-12-02 23:28:32,267 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-02 23:28:32,267 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 24 [2023-12-02 23:28:32,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:28:32,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-02 23:28:34,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:28:34,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2023-12-02 23:28:34,826 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2023-12-02 23:28:34,826 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 23:28:34,826 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2023-12-02 23:28:34,833 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-02 23:28:34,901 INFO L560 CodeCheckObserver]: Invariant with dag size 4 [2023-12-02 23:28:34,903 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~32 [2023-12-02 23:28:34,905 INFO L560 CodeCheckObserver]: Invariant with dag size 26 [2023-12-02 23:28:34,908 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14 : bv32 :: (exists v_arrayElimCell_3 : bv32 :: #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32] == ~bvand~32(v_arrayElimCell_3, 2147483648bv32) && ~fp~32(v_arrayElimCell_3[31:31], v_arrayElimCell_3[30:23], v_arrayElimCell_3[22:0]) == ~fp.neg~32(~Pluszero~32())) && ~fp~32(#memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][31:31], #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][30:23], #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][22:0]) == ~x) could not be translated [2023-12-02 23:28:34,908 INFO L560 CodeCheckObserver]: Invariant with dag size 26 [2023-12-02 23:28:34,909 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14 : bv32 :: (exists v_arrayElimCell_3 : bv32 :: #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32] == ~bvand~32(v_arrayElimCell_3, 2147483648bv32) && ~fp~32(v_arrayElimCell_3[31:31], v_arrayElimCell_3[30:23], v_arrayElimCell_3[22:0]) == ~fp.neg~32(~Pluszero~32())) && ~fp~32(#memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][31:31], #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][30:23], #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][22:0]) == #res) could not be translated [2023-12-02 23:28:34,909 INFO L560 CodeCheckObserver]: Invariant with dag size 22 [2023-12-02 23:28:34,909 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_arrayElimCell_3 : bv32 :: ~fp~32(~w~1[31:31], ~w~1[30:23], ~w~1[22:0]) == ~fp~32(~bvand~32(v_arrayElimCell_3, 2147483648bv32)[31:31], ~bvand~32(v_arrayElimCell_3, 2147483648bv32)[30:23], ~bvand~32(v_arrayElimCell_3, 2147483648bv32)[22:0]) && ~fp~32(v_arrayElimCell_3[31:31], v_arrayElimCell_3[30:23], v_arrayElimCell_3[22:0]) == ~fp.neg~32(~Pluszero~32())) could not be translated [2023-12-02 23:28:34,909 INFO L560 CodeCheckObserver]: Invariant with dag size 16 [2023-12-02 23:28:34,910 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20 : bv32 :: ~fp.neg~32(~Pluszero~32()) == ~fp~32(#memory_int[v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20][0bv32][31:31], #memory_int[v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20][0bv32][30:23], #memory_int[v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20][0bv32][22:0]) && ~w~0 == #memory_int[v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20][0bv32]) could not be translated [2023-12-02 23:28:34,910 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:28:34,910 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:28:34 ImpRootNode [2023-12-02 23:28:34,910 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 23:28:34,911 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 23:28:34,911 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 23:28:34,911 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 23:28:34,912 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:28:26" (3/4) ... [2023-12-02 23:28:34,913 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 23:28:34,919 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2023-12-02 23:28:34,920 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-12-02 23:28:34,920 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-02 23:28:34,921 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 23:28:35,012 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 23:28:35,013 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-02 23:28:35,013 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 23:28:35,014 INFO L158 Benchmark]: Toolchain (without parser) took 8865.58ms. Allocated memory was 100.7MB in the beginning and 123.7MB in the end (delta: 23.1MB). Free memory was 76.7MB in the beginning and 93.6MB in the end (delta: -16.8MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2023-12-02 23:28:35,014 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 58.7MB. Free memory is still 35.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:28:35,015 INFO L158 Benchmark]: CACSL2BoogieTranslator took 272.60ms. Allocated memory is still 100.7MB. Free memory was 76.5MB in the beginning and 64.8MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 23:28:35,015 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.51ms. Allocated memory is still 100.7MB. Free memory was 64.7MB in the beginning and 63.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:28:35,016 INFO L158 Benchmark]: Boogie Preprocessor took 36.72ms. Allocated memory is still 100.7MB. Free memory was 62.9MB in the beginning and 61.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:28:35,016 INFO L158 Benchmark]: RCFGBuilder took 423.93ms. Allocated memory is still 100.7MB. Free memory was 61.3MB in the beginning and 71.2MB in the end (delta: -9.9MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2023-12-02 23:28:35,016 INFO L158 Benchmark]: CodeCheck took 7982.42ms. Allocated memory was 100.7MB in the beginning and 123.7MB in the end (delta: 23.1MB). Free memory was 71.2MB in the beginning and 98.8MB in the end (delta: -27.6MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. [2023-12-02 23:28:35,017 INFO L158 Benchmark]: Witness Printer took 102.05ms. Allocated memory is still 123.7MB. Free memory was 98.8MB in the beginning and 93.6MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 23:28:35,019 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: 7.9s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 322 SdHoareTripleChecker+Valid, 3.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 85 mSDsluCounter, 196 SdHoareTripleChecker+Invalid, 2.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 60 mSDsCounter, 77 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 341 IncrementalHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 77 mSolverCounterUnsat, 136 mSDtfsCounter, 341 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 668 GetRequests, 608 SyntacticMatches, 4 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1035 ImplicationChecksByTransitivity, 4.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 75 ConstructedInterpolants, 18 QuantifiedInterpolants, 993 SizeOfPredicates, 34 NumberOfNonLiveVariables, 308 ConjunctsInSsa, 63 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: 19]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 49]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 58.7MB. Free memory is still 35.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 272.60ms. Allocated memory is still 100.7MB. Free memory was 76.5MB in the beginning and 64.8MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.51ms. Allocated memory is still 100.7MB. Free memory was 64.7MB in the beginning and 63.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.72ms. Allocated memory is still 100.7MB. Free memory was 62.9MB in the beginning and 61.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 423.93ms. Allocated memory is still 100.7MB. Free memory was 61.3MB in the beginning and 71.2MB in the end (delta: -9.9MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * CodeCheck took 7982.42ms. Allocated memory was 100.7MB in the beginning and 123.7MB in the end (delta: 23.1MB). Free memory was 71.2MB in the beginning and 98.8MB in the end (delta: -27.6MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. * Witness Printer took 102.05ms. Allocated memory is still 123.7MB. Free memory was 98.8MB in the beginning and 93.6MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. 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~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14 : bv32 :: (exists v_arrayElimCell_3 : bv32 :: #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32] == ~bvand~32(v_arrayElimCell_3, 2147483648bv32) && ~fp~32(v_arrayElimCell_3[31:31], v_arrayElimCell_3[30:23], v_arrayElimCell_3[22:0]) == ~fp.neg~32(~Pluszero~32())) && ~fp~32(#memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][31:31], #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][30:23], #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][22:0]) == ~x) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14 : bv32 :: (exists v_arrayElimCell_3 : bv32 :: #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32] == ~bvand~32(v_arrayElimCell_3, 2147483648bv32) && ~fp~32(v_arrayElimCell_3[31:31], v_arrayElimCell_3[30:23], v_arrayElimCell_3[22:0]) == ~fp.neg~32(~Pluszero~32())) && ~fp~32(#memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][31:31], #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][30:23], #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][22:0]) == #res) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_arrayElimCell_3 : bv32 :: ~fp~32(~w~1[31:31], ~w~1[30:23], ~w~1[22:0]) == ~fp~32(~bvand~32(v_arrayElimCell_3, 2147483648bv32)[31:31], ~bvand~32(v_arrayElimCell_3, 2147483648bv32)[30:23], ~bvand~32(v_arrayElimCell_3, 2147483648bv32)[22:0]) && ~fp~32(v_arrayElimCell_3[31:31], v_arrayElimCell_3[30:23], v_arrayElimCell_3[22:0]) == ~fp.neg~32(~Pluszero~32())) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20 : bv32 :: ~fp.neg~32(~Pluszero~32()) == ~fp~32(#memory_int[v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20][0bv32][31:31], #memory_int[v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20][0bv32][30:23], #memory_int[v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20][0bv32][22:0]) && ~w~0 == #memory_int[v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20][0bv32]) could not be translated RESULT: Ultimate proved your program to be correct! [2023-12-02 23:28:35,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5f8953-3c3a-43bb-adcf-6eef3d30fb59/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