./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1092b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6fce76024adc68e21e1cc196dab3e80b460687e3a9e05290958802f4f588d42d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:47:18,311 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:47:18,426 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:47:18,432 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:47:18,433 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:47:18,480 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:47:18,481 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:47:18,481 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:47:18,483 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:47:18,488 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:47:18,489 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:47:18,490 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:47:18,490 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:47:18,492 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:47:18,492 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:47:18,493 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:47:18,493 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:47:18,494 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:47:18,494 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:47:18,495 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:47:18,495 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:47:18,496 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:47:18,497 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:47:18,497 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:47:18,498 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:47:18,498 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:47:18,499 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:18,500 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:47:18,500 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:47:18,501 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:47:18,502 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:47:18,502 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:47:18,503 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:47:18,503 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_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fce76024adc68e21e1cc196dab3e80b460687e3a9e05290958802f4f588d42d [2023-11-19 02:47:18,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:47:18,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:47:18,868 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:47:18,869 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:47:18,870 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:47:18,871 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/float-newlib/float_req_bl_1092b.c [2023-11-19 02:47:21,869 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:47:22,121 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:47:22,122 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/sv-benchmarks/c/float-newlib/float_req_bl_1092b.c [2023-11-19 02:47:22,132 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/data/ab8215d1f/18a7d1b6fe034e16a507121f565dd7a3/FLAG222c6376d [2023-11-19 02:47:22,187 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/data/ab8215d1f/18a7d1b6fe034e16a507121f565dd7a3 [2023-11-19 02:47:22,189 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:47:22,191 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:47:22,193 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:22,193 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:47:22,200 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:47:22,200 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:22" (1/1) ... [2023-11-19 02:47:22,203 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7884575f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:22, skipping insertion in model container [2023-11-19 02:47:22,203 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:22" (1/1) ... [2023-11-19 02:47:22,229 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:47:22,436 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_509a7231-e6d2-4c1d-b918-740562f530bc/sv-benchmarks/c/float-newlib/float_req_bl_1092b.c[1751,1764] [2023-11-19 02:47:22,439 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:22,447 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:47:22,472 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_509a7231-e6d2-4c1d-b918-740562f530bc/sv-benchmarks/c/float-newlib/float_req_bl_1092b.c[1751,1764] [2023-11-19 02:47:22,473 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:22,489 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:47:22,489 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:22 WrapperNode [2023-11-19 02:47:22,490 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:22,491 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:22,491 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:47:22,491 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:47:22,498 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:22" (1/1) ... [2023-11-19 02:47:22,507 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:22" (1/1) ... [2023-11-19 02:47:22,535 INFO L138 Inliner]: procedures = 16, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 121 [2023-11-19 02:47:22,535 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:22,535 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:47:22,535 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:47:22,536 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:47:22,555 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:22" (1/1) ... [2023-11-19 02:47:22,555 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:22" (1/1) ... [2023-11-19 02:47:22,558 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:22" (1/1) ... [2023-11-19 02:47:22,558 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:22" (1/1) ... [2023-11-19 02:47:22,593 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:22" (1/1) ... [2023-11-19 02:47:22,612 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:22" (1/1) ... [2023-11-19 02:47:22,614 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:22" (1/1) ... [2023-11-19 02:47:22,618 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:22" (1/1) ... [2023-11-19 02:47:22,621 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:47:22,622 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:47:22,622 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:47:22,622 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:47:22,623 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:22" (1/1) ... [2023-11-19 02:47:22,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:22,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:47:22,654 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:47:22,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:47:22,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:47:22,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:47:22,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:47:22,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 02:47:22,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:47:22,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 02:47:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:47:22,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:47:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:47:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:47:22,766 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:47:22,768 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:47:23,001 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:47:23,178 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:47:23,178 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-19 02:47:23,182 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:23 BoogieIcfgContainer [2023-11-19 02:47:23,183 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:47:23,184 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:47:23,184 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:47:23,199 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:47:23,199 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:23" (1/1) ... [2023-11-19 02:47:23,214 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:47:23,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:23,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2023-11-19 02:47:23,261 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2023-11-19 02:47:23,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:47:23,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:23,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:23,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:23,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:23,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:23,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2023-11-19 02:47:23,425 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2023-11-19 02:47:23,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:47:23,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:23,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:23,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:47:23,499 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:47:23,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:47:23,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:47:23,638 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:47:23,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:47:23,683 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 02:47:23,717 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short13 could not be translated [2023-11-19 02:47:23,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:47:23 ImpRootNode [2023-11-19 02:47:23,724 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:47:23,725 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:47:23,725 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:47:23,726 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:47:23,726 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:23" (3/4) ... [2023-11-19 02:47:23,731 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 02:47:23,732 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:47:23,733 INFO L158 Benchmark]: Toolchain (without parser) took 1541.76ms. Allocated memory is still 188.7MB. Free memory was 160.4MB in the beginning and 110.0MB in the end (delta: 50.4MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. [2023-11-19 02:47:23,735 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 132.1MB. Free memory was 104.8MB in the beginning and 104.7MB in the end (delta: 76.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:47:23,735 INFO L158 Benchmark]: CACSL2BoogieTranslator took 297.29ms. Allocated memory is still 188.7MB. Free memory was 160.2MB in the beginning and 152.8MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 02:47:23,736 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.28ms. Allocated memory is still 188.7MB. Free memory was 152.4MB in the beginning and 150.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:47:23,737 INFO L158 Benchmark]: Boogie Preprocessor took 85.91ms. Allocated memory is still 188.7MB. Free memory was 150.7MB in the beginning and 158.1MB in the end (delta: -7.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:47:23,737 INFO L158 Benchmark]: RCFGBuilder took 560.79ms. Allocated memory is still 188.7MB. Free memory was 158.1MB in the beginning and 131.0MB in the end (delta: 27.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 02:47:23,738 INFO L158 Benchmark]: CodeCheck took 540.75ms. Allocated memory is still 188.7MB. Free memory was 131.0MB in the beginning and 110.0MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 02:47:23,738 INFO L158 Benchmark]: Witness Printer took 7.29ms. Allocated memory is still 188.7MB. Free memory is still 110.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:47:23,743 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: 0.5s, 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: 83]: 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 82, overapproximation of someBinaryArithmeticFLOAToperation at line 46. Possible FailurePath: [L13] static const float huge_ceil = 1.0e30; [L78] float x = 0.0f; [L79] CALL, EXPR ceil_float(x) [L16] __int32_t i0, j0; [L17] __uint32_t i, ix; VAL [\old(x)=0, huge_ceil=1000000000000000000000000000000, x=0] [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)=0, huge_ceil=1000000000000000000000000000000, i0=1258291200, x=0] [L23] ix = (i0 & 0x7fffffff) [L24] j0 = (ix >> 23) - 0x7f VAL [\old(x)=0, huge_ceil=1000000000000000000000000000000, i0=1258291200, i=1258291200, j0=23, x=0] [L25] COND FALSE !(j0 < 23) [L45] COND FALSE !(!((ix) < 0x7f800000L)) [L48] return x; VAL [\old(x)=0, \result=0, huge_ceil=1000000000000000000000000000000, i0=1258291200, i=1258291200, j0=23, x=0] [L79] RET, EXPR ceil_float(x) [L79] float res = ceil_float(x); [L82] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [huge_ceil=1000000000000000000000000000000, res=0, x=0] [L82] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L83] reach_error() VAL [huge_ceil=1000000000000000000000000000000, res=0, x=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 132.1MB. Free memory was 104.8MB in the beginning and 104.7MB in the end (delta: 76.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 297.29ms. Allocated memory is still 188.7MB. Free memory was 160.2MB in the beginning and 152.8MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.28ms. Allocated memory is still 188.7MB. Free memory was 152.4MB in the beginning and 150.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.91ms. Allocated memory is still 188.7MB. Free memory was 150.7MB in the beginning and 158.1MB in the end (delta: -7.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 560.79ms. Allocated memory is still 188.7MB. Free memory was 158.1MB in the beginning and 131.0MB in the end (delta: 27.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 540.75ms. Allocated memory is still 188.7MB. Free memory was 131.0MB in the beginning and 110.0MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 7.29ms. Allocated memory is still 188.7MB. Free memory is still 110.0MB. 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 [2023-11-19 02:47:23,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6fce76024adc68e21e1cc196dab3e80b460687e3a9e05290958802f4f588d42d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:47:26,396 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:47:26,541 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 02:47:26,573 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:47:26,575 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:47:26,575 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:47:26,577 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:47:26,577 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:47:26,579 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:47:26,584 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:47:26,584 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:47:26,585 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:47:26,585 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:47:26,587 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:47:26,588 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:47:26,588 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:47:26,589 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:47:26,589 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:47:26,590 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:47:26,591 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:47:26,592 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:47:26,592 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:47:26,593 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:47:26,593 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:47:26,594 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:47:26,594 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:47:26,595 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:47:26,595 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:47:26,596 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:26,596 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:47:26,598 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:47:26,598 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:47:26,598 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:47:26,599 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:47:26,599 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:47:26,600 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:47:26,600 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:47:26,600 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_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fce76024adc68e21e1cc196dab3e80b460687e3a9e05290958802f4f588d42d [2023-11-19 02:47:26,989 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:47:27,010 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:47:27,013 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:47:27,014 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:47:27,015 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:47:27,016 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/float-newlib/float_req_bl_1092b.c [2023-11-19 02:47:30,208 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:47:30,444 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:47:30,444 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/sv-benchmarks/c/float-newlib/float_req_bl_1092b.c [2023-11-19 02:47:30,452 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/data/900d161b3/e8c21e4860a540a887d86c7dc8e9ab99/FLAGe16bd3e96 [2023-11-19 02:47:30,465 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/data/900d161b3/e8c21e4860a540a887d86c7dc8e9ab99 [2023-11-19 02:47:30,467 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:47:30,469 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:47:30,470 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:30,471 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:47:30,475 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:47:30,476 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:30" (1/1) ... [2023-11-19 02:47:30,477 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@751f822f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:30, skipping insertion in model container [2023-11-19 02:47:30,477 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:30" (1/1) ... [2023-11-19 02:47:30,500 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:47:30,688 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_509a7231-e6d2-4c1d-b918-740562f530bc/sv-benchmarks/c/float-newlib/float_req_bl_1092b.c[1751,1764] [2023-11-19 02:47:30,692 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:30,709 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:47:30,738 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_509a7231-e6d2-4c1d-b918-740562f530bc/sv-benchmarks/c/float-newlib/float_req_bl_1092b.c[1751,1764] [2023-11-19 02:47:30,739 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:30,757 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:47:30,758 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:30 WrapperNode [2023-11-19 02:47:30,758 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:30,760 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:30,760 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:47:30,763 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:47:30,770 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:30" (1/1) ... [2023-11-19 02:47:30,795 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:30" (1/1) ... [2023-11-19 02:47:30,816 INFO L138 Inliner]: procedures = 19, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 98 [2023-11-19 02:47:30,817 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:30,818 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:47:30,818 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:47:30,818 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:47:30,826 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:30" (1/1) ... [2023-11-19 02:47:30,826 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:30" (1/1) ... [2023-11-19 02:47:30,830 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:30" (1/1) ... [2023-11-19 02:47:30,831 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:30" (1/1) ... [2023-11-19 02:47:30,842 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:30" (1/1) ... [2023-11-19 02:47:30,847 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:30" (1/1) ... [2023-11-19 02:47:30,850 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:30" (1/1) ... [2023-11-19 02:47:30,852 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:30" (1/1) ... [2023-11-19 02:47:30,856 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:47:30,857 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:47:30,857 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:47:30,857 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:47:30,858 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:30" (1/1) ... [2023-11-19 02:47:30,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:30,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:47:30,893 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:47:30,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:47:30,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:47:30,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:47:30,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:47:30,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-19 02:47:30,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:47:30,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:47:30,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:47:30,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-19 02:47:30,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:47:30,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:47:31,040 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:47:31,042 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:47:31,572 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:47:31,637 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:47:31,637 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-19 02:47:31,642 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:31 BoogieIcfgContainer [2023-11-19 02:47:31,642 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:47:31,643 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:47:31,643 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:47:31,653 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:47:31,666 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:31" (1/1) ... [2023-11-19 02:47:31,675 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:47:31,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:31,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2023-11-19 02:47:31,754 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2023-11-19 02:47:31,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:47:31,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:31,757 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:47:31,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:47:31,763 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:47:31,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 02:47:31,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:31,899 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 02:47:31,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:31,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:47:31,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:31,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:31,964 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 02:47:31,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 02:47:32,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:32,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2023-11-19 02:47:32,053 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2023-11-19 02:47:32,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:47:32,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:32,055 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:47:32,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:47:32,060 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:47:32,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 02:47:32,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:32,282 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 02:47:32,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:32,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 02:47:32,309 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:32,400 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 [2023-11-19 02:47:32,408 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 29 treesize of output 13 [2023-11-19 02:47:32,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:32,478 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 02:47:32,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-11-19 02:47:32,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:32,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2023-11-19 02:47:32,608 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2023-11-19 02:47:32,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:47:32,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:32,609 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:47:32,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:47:32,612 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:47:32,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 02:47:32,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:32,845 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 02:47:32,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:32,871 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:47:32,872 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:32,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:32,956 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 02:47:32,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-19 02:47:33,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:33,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2023-11-19 02:47:33,577 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2023-11-19 02:47:33,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:47:33,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:33,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:47:33,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:47:33,580 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:47:33,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-19 02:47:33,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:33,803 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 02:47:33,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:33,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:47:33,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:33,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:33,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-19 02:47:33,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:33,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2023-11-19 02:47:33,873 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2023-11-19 02:47:33,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:47:33,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:33,875 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:47:33,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:47:33,876 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:47:33,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-19 02:47:34,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:34,044 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 02:47:34,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:34,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:47:34,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:34,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:34,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-19 02:47:34,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:34,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2023-11-19 02:47:34,107 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2023-11-19 02:47:34,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:47:34,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:34,108 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:47:34,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:47:34,112 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:47:34,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-19 02:47:34,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:34,416 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 02:47:34,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:34,459 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 02:47:34,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:34,647 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 [2023-11-19 02:47:35,459 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 43 treesize of output 19 [2023-11-19 02:47:35,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:35,492 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (7)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 02:47:35,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-19 02:47:38,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:38,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2023-11-19 02:47:38,329 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2023-11-19 02:47:38,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:47:38,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:38,330 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:47:38,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:47:38,331 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:47:38,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-19 02:47:38,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:38,696 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 02:47:38,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:38,741 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 02:47:38,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:38,761 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 [2023-11-19 02:47:39,321 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-19 02:47:39,322 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 37 treesize of output 24 [2023-11-19 02:47:40,000 INFO L349 Elim1Store]: treesize reduction 48, result has 23.8 percent of original size [2023-11-19 02:47:40,001 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 87 treesize of output 54 [2023-11-19 02:47:40,010 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-19 02:47:40,010 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 79 treesize of output 31 [2023-11-19 02:47:40,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:40,209 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (8)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 02:47:40,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-19 02:47:43,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:43,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2023-11-19 02:47:43,178 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2023-11-19 02:47:43,178 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 02:47:43,178 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2023-11-19 02:47:43,186 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-19 02:47:43,418 INFO L560 CodeCheckObserver]: Invariant with dag size 23 [2023-11-19 02:47:43,425 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_14 : bv32, v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20 : bv32 :: (~fp~32(#memory_int[v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_14][0bv32][31:31], #memory_int[v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_14][0bv32][30:23], #memory_int[v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_14][0bv32][22:0]) == #res && ~fp~32(#memory_int[v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20][0bv32][31:31], #memory_int[v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20][0bv32][30:23], #memory_int[v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20][0bv32][22:0]) == ~Pluszero~32()) && #memory_int[v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_14][0bv32] == #memory_int[v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20][0bv32]) could not be translated [2023-11-19 02:47:43,426 INFO L560 CodeCheckObserver]: Invariant with dag size 15 [2023-11-19 02:47:43,427 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_arrayElimCell_8 : bv32 :: ~fp~32(v_arrayElimCell_8[31:31], v_arrayElimCell_8[30:23], v_arrayElimCell_8[22:0]) == ~Pluszero~32() && ~fp~32(v_arrayElimCell_8[31:31], v_arrayElimCell_8[30:23], v_arrayElimCell_8[22:0]) == ~fp~32(~w~0[31:31], ~w~0[30:23], ~w~0[22:0])) could not be translated [2023-11-19 02:47:43,427 INFO L560 CodeCheckObserver]: Invariant with dag size 15 [2023-11-19 02:47:43,428 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20 : bv32 :: ~fp~32(#memory_int[v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20][0bv32][31:31], #memory_int[v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20][0bv32][30:23], #memory_int[v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20][0bv32][22:0]) == ~Pluszero~32() && #memory_int[v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20][0bv32] == ~i0~0) could not be translated [2023-11-19 02:47:43,428 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:47:43,430 INFO L560 CodeCheckObserver]: Invariant with dag size 10 [2023-11-19 02:47:43,431 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~32 [2023-11-19 02:47:43,432 INFO L560 CodeCheckObserver]: Invariant with dag size 23 [2023-11-19 02:47:43,433 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_14 : bv32, v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20 : bv32 :: (~fp~32(#memory_int[v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20][0bv32][31:31], #memory_int[v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20][0bv32][30:23], #memory_int[v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20][0bv32][22:0]) == ~Pluszero~32() && ~x == ~fp~32(#memory_int[v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_14][0bv32][31:31], #memory_int[v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_14][0bv32][30:23], #memory_int[v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_14][0bv32][22:0])) && #memory_int[v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_14][0bv32] == #memory_int[v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20][0bv32]) could not be translated [2023-11-19 02:47:43,434 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:47:43 ImpRootNode [2023-11-19 02:47:43,434 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:47:43,434 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:47:43,435 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:47:43,435 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:47:43,435 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:31" (3/4) ... [2023-11-19 02:47:43,438 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 02:47:43,447 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2023-11-19 02:47:43,447 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-19 02:47:43,448 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 02:47:43,448 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 02:47:43,551 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 02:47:43,552 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 02:47:43,552 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:47:43,553 INFO L158 Benchmark]: Toolchain (without parser) took 13084.02ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 82.5MB in the beginning and 90.2MB in the end (delta: -7.7MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2023-11-19 02:47:43,554 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 67.1MB. Free memory was 42.8MB in the beginning and 42.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:47:43,554 INFO L158 Benchmark]: CACSL2BoogieTranslator took 288.36ms. Allocated memory is still 107.0MB. Free memory was 82.5MB in the beginning and 70.5MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:47:43,555 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.61ms. Allocated memory is still 107.0MB. Free memory was 70.5MB in the beginning and 68.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:47:43,555 INFO L158 Benchmark]: Boogie Preprocessor took 38.19ms. Allocated memory is still 107.0MB. Free memory was 68.5MB in the beginning and 67.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:47:43,555 INFO L158 Benchmark]: RCFGBuilder took 785.31ms. Allocated memory is still 107.0MB. Free memory was 67.1MB in the beginning and 48.6MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 02:47:43,556 INFO L158 Benchmark]: CodeCheck took 11791.07ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 48.6MB in the beginning and 95.4MB in the end (delta: -46.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:47:43,556 INFO L158 Benchmark]: Witness Printer took 117.84ms. Allocated memory is still 130.0MB. Free memory was 95.4MB in the beginning and 90.2MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:47:43,559 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: 11.5s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 322 SdHoareTripleChecker+Valid, 3.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 85 mSDsluCounter, 186 SdHoareTripleChecker+Invalid, 3.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 60 mSDsCounter, 81 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 357 IncrementalHoareTripleChecker+Invalid, 440 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 81 mSolverCounterUnsat, 126 mSDtfsCounter, 357 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 663 GetRequests, 601 SyntacticMatches, 6 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1099 ImplicationChecksByTransitivity, 6.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 75 ConstructedInterpolants, 18 QuantifiedInterpolants, 862 SizeOfPredicates, 40 NumberOfNonLiveVariables, 322 ConjunctsInSsa, 66 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: 83]: 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 0.30ms. Allocated memory is still 67.1MB. Free memory was 42.8MB in the beginning and 42.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 288.36ms. Allocated memory is still 107.0MB. Free memory was 82.5MB in the beginning and 70.5MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.61ms. Allocated memory is still 107.0MB. Free memory was 70.5MB in the beginning and 68.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.19ms. Allocated memory is still 107.0MB. Free memory was 68.5MB in the beginning and 67.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 785.31ms. Allocated memory is still 107.0MB. Free memory was 67.1MB in the beginning and 48.6MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 11791.07ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 48.6MB in the beginning and 95.4MB in the end (delta: -46.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 117.84ms. Allocated memory is still 130.0MB. Free memory was 95.4MB in the beginning and 90.2MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_14 : bv32, v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20 : bv32 :: (~fp~32(#memory_int[v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_14][0bv32][31:31], #memory_int[v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_14][0bv32][30:23], #memory_int[v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_14][0bv32][22:0]) == #res && ~fp~32(#memory_int[v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20][0bv32][31:31], #memory_int[v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20][0bv32][30:23], #memory_int[v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20][0bv32][22:0]) == ~Pluszero~32()) && #memory_int[v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_14][0bv32] == #memory_int[v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20][0bv32]) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_arrayElimCell_8 : bv32 :: ~fp~32(v_arrayElimCell_8[31:31], v_arrayElimCell_8[30:23], v_arrayElimCell_8[22:0]) == ~Pluszero~32() && ~fp~32(v_arrayElimCell_8[31:31], v_arrayElimCell_8[30:23], v_arrayElimCell_8[22:0]) == ~fp~32(~w~0[31:31], ~w~0[30:23], ~w~0[22:0])) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20 : bv32 :: ~fp~32(#memory_int[v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20][0bv32][31:31], #memory_int[v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20][0bv32][30:23], #memory_int[v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20][0bv32][22:0]) == ~Pluszero~32() && #memory_int[v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20][0bv32] == ~i0~0) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_14 : bv32, v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20 : bv32 :: (~fp~32(#memory_int[v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20][0bv32][31:31], #memory_int[v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20][0bv32][30:23], #memory_int[v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20][0bv32][22:0]) == ~Pluszero~32() && ~x == ~fp~32(#memory_int[v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_14][0bv32][31:31], #memory_int[v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_14][0bv32][30:23], #memory_int[v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_14][0bv32][22:0])) && #memory_int[v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_14][0bv32] == #memory_int[v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_20][0bv32]) could not be translated RESULT: Ultimate proved your program to be correct! [2023-11-19 02:47:43,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509a7231-e6d2-4c1d-b918-740562f530bc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE