./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1032a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d4dfd0c51c81284345e5d6ac5423c9a25c50963a25059bb5410623e01e53b24e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:56:21,159 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:56:21,266 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:56:21,274 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:56:21,275 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:56:21,320 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:56:21,325 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:56:21,326 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:56:21,327 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:56:21,328 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:56:21,329 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:56:21,329 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:56:21,330 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:56:21,330 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:56:21,331 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:56:21,333 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:56:21,334 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:56:21,334 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:56:21,334 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:56:21,335 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:56:21,335 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:56:21,336 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:56:21,340 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:56:21,340 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:56:21,341 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:56:21,341 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:56:21,341 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:56:21,342 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:56:21,342 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:56:21,342 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:56:21,343 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:56:21,343 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:56:21,343 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:56:21,344 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_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4dfd0c51c81284345e5d6ac5423c9a25c50963a25059bb5410623e01e53b24e [2024-11-09 00:56:21,585 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:56:21,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:56:21,620 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:56:21,622 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:56:21,623 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:56:21,624 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_1032a.c Unable to find full path for "g++" [2024-11-09 00:56:23,805 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:56:23,982 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:56:23,983 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/sv-benchmarks/c/float-newlib/float_req_bl_1032a.c [2024-11-09 00:56:23,990 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/data/8812b8ddd/4140aba4f2ac4570a2af889d7a1e7116/FLAG627395bcf [2024-11-09 00:56:24,371 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/data/8812b8ddd/4140aba4f2ac4570a2af889d7a1e7116 [2024-11-09 00:56:24,374 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:56:24,375 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:56:24,377 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:56:24,377 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:56:24,383 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:56:24,383 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:56:24" (1/1) ... [2024-11-09 00:56:24,386 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f0a2a22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:24, skipping insertion in model container [2024-11-09 00:56:24,386 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:56:24" (1/1) ... [2024-11-09 00:56:24,420 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:56:24,648 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/sv-benchmarks/c/float-newlib/float_req_bl_1032a.c[1751,1764] [2024-11-09 00:56:24,653 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:56:24,662 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:56:24,686 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/sv-benchmarks/c/float-newlib/float_req_bl_1032a.c[1751,1764] [2024-11-09 00:56:24,687 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:56:24,705 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:56:24,705 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:24 WrapperNode [2024-11-09 00:56:24,706 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:56:24,707 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:56:24,707 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:56:24,707 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:56:24,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:24" (1/1) ... [2024-11-09 00:56:24,723 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:24" (1/1) ... [2024-11-09 00:56:24,745 INFO L138 Inliner]: procedures = 17, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 132 [2024-11-09 00:56:24,745 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:56:24,746 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:56:24,750 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:56:24,750 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:56:24,761 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:24" (1/1) ... [2024-11-09 00:56:24,761 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:24" (1/1) ... [2024-11-09 00:56:24,768 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:24" (1/1) ... [2024-11-09 00:56:24,772 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:24" (1/1) ... [2024-11-09 00:56:24,783 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:24" (1/1) ... [2024-11-09 00:56:24,788 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:24" (1/1) ... [2024-11-09 00:56:24,789 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:24" (1/1) ... [2024-11-09 00:56:24,791 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:24" (1/1) ... [2024-11-09 00:56:24,793 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:56:24,794 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:56:24,795 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:56:24,795 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:56:24,796 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:24" (1/1) ... [2024-11-09 00:56:24,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:56:24,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:56:24,828 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:56:24,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:56:24,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:56:24,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:56:24,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:56:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-09 00:56:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:56:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-09 00:56:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:56:24,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:56:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:56:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:56:24,950 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:56:24,953 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:56:25,252 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-09 00:56:25,252 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:56:25,457 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:56:25,457 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-09 00:56:25,458 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:56:25 BoogieIcfgContainer [2024-11-09 00:56:25,458 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:56:25,459 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:56:25,460 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:56:25,471 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:56:25,471 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:56:25" (1/1) ... [2024-11-09 00:56:25,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:56:25,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:25,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2024-11-09 00:56:25,542 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2024-11-09 00:56:25,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:56:25,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:25,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:56:25,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:25,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:56:25,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:25,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2024-11-09 00:56:25,764 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-11-09 00:56:25,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:56:25,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:25,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:56:25,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:56:25,866 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:56:25,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:56:26,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:56:26,011 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:56:26,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:56:26,054 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:56:26,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:56:26 ImpRootNode [2024-11-09 00:56:26,089 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:56:26,090 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:56:26,090 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:56:26,090 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:56:26,091 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:56:25" (3/4) ... [2024-11-09 00:56:26,093 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:56:26,094 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:56:26,095 INFO L158 Benchmark]: Toolchain (without parser) took 1719.67ms. Allocated memory was 151.0MB in the beginning and 197.1MB in the end (delta: 46.1MB). Free memory was 113.0MB in the beginning and 159.2MB in the end (delta: -46.1MB). Peak memory consumption was 2.2MB. Max. memory is 16.1GB. [2024-11-09 00:56:26,095 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 151.0MB. Free memory is still 99.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:56:26,096 INFO L158 Benchmark]: CACSL2BoogieTranslator took 329.39ms. Allocated memory is still 151.0MB. Free memory was 112.5MB in the beginning and 99.5MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:56:26,097 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.61ms. Allocated memory is still 151.0MB. Free memory was 99.5MB in the beginning and 97.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:56:26,097 INFO L158 Benchmark]: Boogie Preprocessor took 47.07ms. Allocated memory is still 151.0MB. Free memory was 97.8MB in the beginning and 96.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:56:26,098 INFO L158 Benchmark]: RCFGBuilder took 663.84ms. Allocated memory is still 151.0MB. Free memory was 96.3MB in the beginning and 68.1MB in the end (delta: 28.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-09 00:56:26,099 INFO L158 Benchmark]: CodeCheck took 630.23ms. Allocated memory was 151.0MB in the beginning and 197.1MB in the end (delta: 46.1MB). Free memory was 68.1MB in the beginning and 160.2MB in the end (delta: -92.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:56:26,099 INFO L158 Benchmark]: Witness Printer took 4.57ms. Allocated memory is still 197.1MB. Free memory was 160.2MB in the beginning and 159.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:56:26,102 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: 0.6s, 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, 0.1s SatisfiabilityAnalysisTime, 0.1s 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 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 [x=0] [L20] ieee_float_shape_type gf_u; [L21] gf_u.value = (x) [L22] EXPR gf_u.word [L22] (w) = gf_u.word [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 [\result=0, w=1258291200] [L78] RET, EXPR round_float(x) [L78] float res = round_float(x); [L81] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [res=0] [L81] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L82] reach_error() VAL [res=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 151.0MB. Free memory is still 99.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 329.39ms. Allocated memory is still 151.0MB. Free memory was 112.5MB in the beginning and 99.5MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.61ms. Allocated memory is still 151.0MB. Free memory was 99.5MB in the beginning and 97.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.07ms. Allocated memory is still 151.0MB. Free memory was 97.8MB in the beginning and 96.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 663.84ms. Allocated memory is still 151.0MB. Free memory was 96.3MB in the beginning and 68.1MB in the end (delta: 28.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 630.23ms. Allocated memory was 151.0MB in the beginning and 197.1MB in the end (delta: 46.1MB). Free memory was 68.1MB in the beginning and 160.2MB in the end (delta: -92.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.57ms. Allocated memory is still 197.1MB. Free memory was 160.2MB in the beginning and 159.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:56:26,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d4dfd0c51c81284345e5d6ac5423c9a25c50963a25059bb5410623e01e53b24e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:56:28,626 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:56:28,732 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:56:28,776 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:56:28,777 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:56:28,778 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:56:28,778 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:56:28,779 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:56:28,780 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:56:28,782 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:56:28,782 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:56:28,782 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:56:28,783 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:56:28,783 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:56:28,785 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:56:28,786 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:56:28,786 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:56:28,786 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:56:28,787 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:56:28,787 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:56:28,787 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:56:28,792 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:56:28,792 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:56:28,793 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:56:28,793 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:56:28,793 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:56:28,793 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:28,794 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:56:28,794 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:56:28,794 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:56:28,794 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:56:28,795 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:56:28,795 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:56:28,796 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:56:28,797 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:28,797 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:56:28,798 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_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4dfd0c51c81284345e5d6ac5423c9a25c50963a25059bb5410623e01e53b24e [2024-11-09 00:56:29,206 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:56:29,236 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:56:29,240 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:56:29,242 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:56:29,243 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:56:29,244 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_1032a.c Unable to find full path for "g++" [2024-11-09 00:56:31,394 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:56:31,615 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:56:31,616 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/sv-benchmarks/c/float-newlib/float_req_bl_1032a.c [2024-11-09 00:56:31,624 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/data/641ac7f39/7184d830815547669d449768377b5581/FLAG2acc50c4e [2024-11-09 00:56:32,008 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/data/641ac7f39/7184d830815547669d449768377b5581 [2024-11-09 00:56:32,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:56:32,013 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:56:32,015 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:56:32,017 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:56:32,022 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:56:32,023 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:56:32" (1/1) ... [2024-11-09 00:56:32,024 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7071d8ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:32, skipping insertion in model container [2024-11-09 00:56:32,024 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:56:32" (1/1) ... [2024-11-09 00:56:32,055 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:56:32,312 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/sv-benchmarks/c/float-newlib/float_req_bl_1032a.c[1751,1764] [2024-11-09 00:56:32,316 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:56:32,332 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:56:32,359 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/sv-benchmarks/c/float-newlib/float_req_bl_1032a.c[1751,1764] [2024-11-09 00:56:32,360 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:56:32,381 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:56:32,382 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:32 WrapperNode [2024-11-09 00:56:32,382 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:56:32,383 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:56:32,384 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:56:32,384 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:56:32,391 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:32" (1/1) ... [2024-11-09 00:56:32,401 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:32" (1/1) ... [2024-11-09 00:56:32,421 INFO L138 Inliner]: procedures = 20, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 88 [2024-11-09 00:56:32,421 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:56:32,422 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:56:32,423 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:56:32,423 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:56:32,441 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:32" (1/1) ... [2024-11-09 00:56:32,441 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:32" (1/1) ... [2024-11-09 00:56:32,445 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:32" (1/1) ... [2024-11-09 00:56:32,445 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:32" (1/1) ... [2024-11-09 00:56:32,457 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:32" (1/1) ... [2024-11-09 00:56:32,460 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:32" (1/1) ... [2024-11-09 00:56:32,462 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:32" (1/1) ... [2024-11-09 00:56:32,463 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:32" (1/1) ... [2024-11-09 00:56:32,466 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:56:32,467 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:56:32,468 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:56:32,468 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:56:32,469 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:32" (1/1) ... [2024-11-09 00:56:32,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:56:32,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:56:32,507 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:56:32,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:56:32,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:56:32,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:56:32,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:56:32,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-09 00:56:32,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 00:56:32,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:56:32,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:56:32,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-09 00:56:32,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 00:56:32,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:56:32,626 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:56:32,629 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:56:32,967 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-09 00:56:32,968 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:56:33,014 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:56:33,014 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-09 00:56:33,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:56:33 BoogieIcfgContainer [2024-11-09 00:56:33,018 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:56:33,019 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:56:33,019 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:56:33,030 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:56:33,031 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:56:33" (1/1) ... [2024-11-09 00:56:33,044 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:56:33,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:33,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2024-11-09 00:56:33,126 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2024-11-09 00:56:33,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:56:33,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:33,131 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:33,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:33,134 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:33,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:56:33,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:33,273 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:33,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:33,295 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:56:33,299 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:33,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:56:33,322 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:56:33,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:33,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2024-11-09 00:56:33,413 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-11-09 00:56:33,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:56:33,414 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:33,414 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:33,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:33,416 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:33,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:56:33,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:33,549 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:33,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:33,574 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 00:56:33,578 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:33,660 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 00:56:33,663 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-11-09 00:56:33,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:56:33,752 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:33,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:33,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-11-09 00:56:33,895 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-11-09 00:56:33,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:56:33,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:33,895 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:33,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:33,897 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:33,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:56:34,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:34,032 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:34,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:34,059 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 00:56:34,062 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:34,115 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 00:56:34,117 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-11-09 00:56:34,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:56:34,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-09 00:56:34,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:34,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-09 00:56:34,271 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-09 00:56:34,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:56:34,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:34,272 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:34,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:34,273 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:34,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 00:56:34,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:34,371 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:34,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:34,392 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:56:34,393 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:34,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:56:34,401 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-09 00:56:34,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:34,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2024-11-09 00:56:34,412 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2024-11-09 00:56:34,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:34,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:34,413 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:34,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:34,416 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:34,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 00:56:34,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:34,563 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:34,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:34,596 INFO L255 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:56:34,599 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:34,628 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 [2024-11-09 00:56:34,972 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 [2024-11-09 00:56:35,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:56:35,075 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:56:35,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:35,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:35,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2024-11-09 00:56:35,951 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2024-11-09 00:56:35,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:56:35,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:35,952 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:35,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:35,956 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:35,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 00:56:36,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:36,084 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:36,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:36,109 INFO L255 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:56:36,110 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:36,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:56:36,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-09 00:56:36,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:36,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2024-11-09 00:56:36,130 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2024-11-09 00:56:36,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:56:36,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:36,132 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:36,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:36,135 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:36,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-09 00:56:36,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:36,314 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:36,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:36,345 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-09 00:56:36,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:36,372 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 [2024-11-09 00:56:36,564 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-09 00:56:36,564 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 [2024-11-09 00:56:37,052 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 00:56:37,053 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2024-11-09 00:56:37,063 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-09 00:56:37,064 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 60 treesize of output 28 [2024-11-09 00:56:37,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:56:37,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:42,265 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:56:42,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:42,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2024-11-09 00:56:42,296 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2024-11-09 00:56:42,296 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:56:42,296 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2024-11-09 00:56:42,303 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-09 00:56:42,401 INFO L77 FloydHoareUtils]: At program point L27(lines 27 48) the Hoare annotation is: (and (= (bvadd (_ bv127 32) |ULTIMATE.start_round_float_~exponent_less_127~0#1|) (bvlshr (bvand |ULTIMATE.start_round_float_~w~0#1| (_ bv2139095040 32)) (_ bv23 32))) (exists ((|v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19|) (_ bv0 32)))) (and (= (_ +zero 8 24) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= |ULTIMATE.start_round_float_~w~0#1| .cse0))))) [2024-11-09 00:56:42,401 INFO L77 FloydHoareUtils]: At program point L60-1(lines 60 64) the Hoare annotation is: (exists ((v_arrayElimCell_4 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_arrayElimCell_4) ((_ extract 30 23) v_arrayElimCell_4) ((_ extract 22 0) v_arrayElimCell_4)))) (and (= (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~1#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~1#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~1#1|)) .cse0) (= .cse0 (_ +zero 8 24))))) [2024-11-09 00:56:42,402 INFO L77 FloydHoareUtils]: At program point L60-2(lines 60 64) the Hoare annotation is: (exists ((|v_ULTIMATE.start_round_float_~#sf_u~0#1.base_16| (_ BitVec 32)) (|v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19| (_ BitVec 32))) (let ((.cse1 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#sf_u~0#1.base_16|) (_ bv0 32))) (.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19|) (_ bv0 32)))) (and (= (_ +zero 8 24) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) |ULTIMATE.start___signbit_float_~x#1|) (= .cse1 .cse0)))) [2024-11-09 00:56:42,402 INFO L77 FloydHoareUtils]: At program point L60-3(lines 60 64) the Hoare annotation is: (exists ((v_arrayElimCell_4 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_arrayElimCell_4) ((_ extract 30 23) v_arrayElimCell_4) ((_ extract 22 0) v_arrayElimCell_4)))) (and (= (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~1#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~1#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~1#1|)) .cse0) (= .cse0 (_ +zero 8 24))))) [2024-11-09 00:56:42,402 INFO L77 FloydHoareUtils]: At program point L19-1(lines 19 23) the Hoare annotation is: (exists ((|v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19|) (_ bv0 32)))) (and (= (_ +zero 8 24) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= |ULTIMATE.start_round_float_~w~0#1| .cse0)))) [2024-11-09 00:56:42,403 INFO L77 FloydHoareUtils]: At program point L19-2(lines 19 23) the Hoare annotation is: (= |ULTIMATE.start_round_float_~x#1| (_ +zero 8 24)) [2024-11-09 00:56:42,403 INFO L77 FloydHoareUtils]: At program point L81(line 81) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_round_float_~#sf_u~0#1.base_16| (_ BitVec 32)) (|v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19| (_ BitVec 32))) (let ((.cse1 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#sf_u~0#1.base_16|) (_ bv0 32))) (.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19|) (_ bv0 32)))) (and (= (_ +zero 8 24) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= |ULTIMATE.start_main_~res~0#1| (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) (= .cse1 .cse0)))) |ULTIMATE.start_main_#t~short9#1|) [2024-11-09 00:56:42,403 INFO L77 FloydHoareUtils]: At program point L19-3(lines 19 23) the Hoare annotation is: (exists ((|v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19|) (_ bv0 32)))) (and (= (_ +zero 8 24) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= |ULTIMATE.start_round_float_~w~0#1| .cse0)))) [2024-11-09 00:56:42,403 INFO L77 FloydHoareUtils]: At program point L81-2(lines 81 84) the Hoare annotation is: |ULTIMATE.start_main_#t~short9#1| [2024-11-09 00:56:42,403 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 69 87) the Hoare annotation is: true [2024-11-09 00:56:42,404 INFO L77 FloydHoareUtils]: At program point L28(lines 28 41) the Hoare annotation is: (and (= (bvadd (_ bv127 32) |ULTIMATE.start_round_float_~exponent_less_127~0#1|) (bvlshr (bvand |ULTIMATE.start_round_float_~w~0#1| (_ bv2139095040 32)) (_ bv23 32))) (exists ((|v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19|) (_ bv0 32)))) (and (= (_ +zero 8 24) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= |ULTIMATE.start_round_float_~w~0#1| .cse0))))) [2024-11-09 00:56:42,404 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2024-11-09 00:56:42,404 INFO L75 FloydHoareUtils]: For program point L82(line 82) no Hoare annotation was computed. [2024-11-09 00:56:42,404 INFO L77 FloydHoareUtils]: At program point L49(lines 49 53) the Hoare annotation is: (exists ((|v_ULTIMATE.start_round_float_~#sf_u~0#1.base_16| (_ BitVec 32)) (|v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19|) (_ bv0 32))) (.cse1 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#sf_u~0#1.base_16|) (_ bv0 32)))) (and (= (_ +zero 8 24) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= .cse1 .cse0) (= (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) |ULTIMATE.start_round_float_~x#1|)))) [2024-11-09 00:56:42,405 INFO L77 FloydHoareUtils]: At program point L49-1(lines 49 53) the Hoare annotation is: (exists ((|v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19|) (_ bv0 32)))) (and (= (_ +zero 8 24) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= |ULTIMATE.start_round_float_~w~0#1| .cse0)))) [2024-11-09 00:56:42,405 INFO L77 FloydHoareUtils]: At program point L49-2(lines 49 53) the Hoare annotation is: (exists ((|v_ULTIMATE.start_round_float_~#sf_u~0#1.base_16| (_ BitVec 32)) (|v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19|) (_ bv0 32))) (.cse1 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#sf_u~0#1.base_16|) (_ bv0 32)))) (and (= (_ +zero 8 24) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= .cse1 .cse0) (= (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) |ULTIMATE.start_round_float_~x#1|)))) [2024-11-09 00:56:42,405 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:56:42,405 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:56:42,405 INFO L77 FloydHoareUtils]: At program point round_float_returnLabel#1(lines 14 55) the Hoare annotation is: (exists ((|v_ULTIMATE.start_round_float_~#sf_u~0#1.base_16| (_ BitVec 32)) (|v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19| (_ BitVec 32))) (let ((.cse1 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#sf_u~0#1.base_16|) (_ bv0 32))) (.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19|) (_ bv0 32)))) (and (= (_ +zero 8 24) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) |ULTIMATE.start_round_float_#res#1|) (= .cse1 .cse0)))) [2024-11-09 00:56:42,406 INFO L75 FloydHoareUtils]: For program point L35(lines 35 37) no Hoare annotation was computed. [2024-11-09 00:56:42,425 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-09 00:56:42,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:56:42 ImpRootNode [2024-11-09 00:56:42,431 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:56:42,432 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:56:42,436 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:56:42,436 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:56:42,437 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:56:33" (3/4) ... [2024-11-09 00:56:42,439 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:56:42,447 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2024-11-09 00:56:42,447 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-09 00:56:42,448 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 00:56:42,448 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:56:42,555 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:56:42,556 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:56:42,556 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:56:42,557 INFO L158 Benchmark]: Toolchain (without parser) took 10543.58ms. Allocated memory was 69.2MB in the beginning and 111.1MB in the end (delta: 41.9MB). Free memory was 43.5MB in the beginning and 44.7MB in the end (delta: -1.2MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2024-11-09 00:56:42,558 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 69.2MB. Free memory was 45.2MB in the beginning and 45.1MB in the end (delta: 91.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:56:42,558 INFO L158 Benchmark]: CACSL2BoogieTranslator took 367.32ms. Allocated memory is still 69.2MB. Free memory was 43.2MB in the beginning and 29.7MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:56:42,559 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.28ms. Allocated memory is still 69.2MB. Free memory was 29.5MB in the beginning and 27.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:56:42,559 INFO L158 Benchmark]: Boogie Preprocessor took 44.45ms. Allocated memory is still 69.2MB. Free memory was 27.9MB in the beginning and 47.7MB in the end (delta: -19.9MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. [2024-11-09 00:56:42,560 INFO L158 Benchmark]: RCFGBuilder took 550.57ms. Allocated memory is still 69.2MB. Free memory was 47.7MB in the beginning and 31.8MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:56:42,560 INFO L158 Benchmark]: CodeCheck took 9412.80ms. Allocated memory was 69.2MB in the beginning and 111.1MB in the end (delta: 41.9MB). Free memory was 31.8MB in the beginning and 49.9MB in the end (delta: -18.0MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2024-11-09 00:56:42,561 INFO L158 Benchmark]: Witness Printer took 124.21ms. Allocated memory is still 111.1MB. Free memory was 49.9MB in the beginning and 44.7MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:56:42,563 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: 9.2s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 287 SdHoareTripleChecker+Valid, 6.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 54 mSDsluCounter, 157 SdHoareTripleChecker+Invalid, 5.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 36 mSDsCounter, 72 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 273 IncrementalHoareTripleChecker+Invalid, 345 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 72 mSolverCounterUnsat, 121 mSDtfsCounter, 273 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 642 GetRequests, 599 SyntacticMatches, 7 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 319 ImplicationChecksByTransitivity, 2.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 84 NumberOfCodeBlocks, 84 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 77 ConstructedInterpolants, 20 QuantifiedInterpolants, 830 SizeOfPredicates, 15 NumberOfNonLiveVariables, 301 ConjunctsInSsa, 57 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 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68ms. Allocated memory is still 69.2MB. Free memory was 45.2MB in the beginning and 45.1MB in the end (delta: 91.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 367.32ms. Allocated memory is still 69.2MB. Free memory was 43.2MB in the beginning and 29.7MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.28ms. Allocated memory is still 69.2MB. Free memory was 29.5MB in the beginning and 27.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 44.45ms. Allocated memory is still 69.2MB. Free memory was 27.9MB in the beginning and 47.7MB in the end (delta: -19.9MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. * RCFGBuilder took 550.57ms. Allocated memory is still 69.2MB. Free memory was 47.7MB in the beginning and 31.8MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 9412.80ms. Allocated memory was 69.2MB in the beginning and 111.1MB in the end (delta: 41.9MB). Free memory was 31.8MB in the beginning and 49.9MB in the end (delta: -18.0MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. * Witness Printer took 124.21ms. Allocated memory is still 111.1MB. Free memory was 49.9MB in the beginning and 44.7MB 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: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-11-09 00:56:42,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a79e3577-0352-44d8-ae9a-a841ecc8c92c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE