./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1012a.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_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/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_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1012a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/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_ce6eca3a-c608-4ebf-a388-837daf23f190/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 d5bcd8424024d71373d5028b594bdff9bfc267f48b2d86922f4388a4f67cbbe0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:52:40,206 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:52:40,300 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:52:40,310 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:52:40,310 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:52:40,350 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:52:40,352 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:52:40,352 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:52:40,353 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:52:40,354 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:52:40,356 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:52:40,356 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:52:40,357 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:52:40,357 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:52:40,357 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:52:40,358 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:52:40,358 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:52:40,358 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:52:40,359 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:52:40,359 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:52:40,362 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:52:40,362 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:52:40,363 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:52:40,366 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:52:40,366 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:52:40,367 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:52:40,367 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:52:40,367 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:52:40,368 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:52:40,368 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:52:40,368 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:52:40,369 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:52:40,369 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:52:40,369 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_ce6eca3a-c608-4ebf-a388-837daf23f190/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5bcd8424024d71373d5028b594bdff9bfc267f48b2d86922f4388a4f67cbbe0 [2024-11-09 00:52:40,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:52:40,705 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:52:40,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:52:40,713 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:52:40,714 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:52:40,715 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_1012a.c Unable to find full path for "g++" [2024-11-09 00:52:42,702 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:52:42,910 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:52:42,910 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/sv-benchmarks/c/float-newlib/float_req_bl_1012a.c [2024-11-09 00:52:42,919 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/data/9d557233d/690327985f0c4a90b30fd0be8062a76d/FLAG87499cd06 [2024-11-09 00:52:42,935 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/data/9d557233d/690327985f0c4a90b30fd0be8062a76d [2024-11-09 00:52:42,938 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:52:42,939 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:52:42,941 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:52:42,941 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:52:42,947 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:52:42,948 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:52:42" (1/1) ... [2024-11-09 00:52:42,949 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b6a3f79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:42, skipping insertion in model container [2024-11-09 00:52:42,949 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:52:42" (1/1) ... [2024-11-09 00:52:42,970 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:52:43,196 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_ce6eca3a-c608-4ebf-a388-837daf23f190/sv-benchmarks/c/float-newlib/float_req_bl_1012a.c[1156,1169] [2024-11-09 00:52:43,204 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:52:43,215 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:52:43,240 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_ce6eca3a-c608-4ebf-a388-837daf23f190/sv-benchmarks/c/float-newlib/float_req_bl_1012a.c[1156,1169] [2024-11-09 00:52:43,242 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:52:43,263 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:52:43,263 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:43 WrapperNode [2024-11-09 00:52:43,263 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:52:43,264 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:52:43,265 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:52:43,265 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:52:43,273 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:43" (1/1) ... [2024-11-09 00:52:43,282 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:43" (1/1) ... [2024-11-09 00:52:43,302 INFO L138 Inliner]: procedures = 16, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2024-11-09 00:52:43,303 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:52:43,304 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:52:43,304 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:52:43,304 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:52:43,315 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:43" (1/1) ... [2024-11-09 00:52:43,316 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:43" (1/1) ... [2024-11-09 00:52:43,318 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:43" (1/1) ... [2024-11-09 00:52:43,320 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:43" (1/1) ... [2024-11-09 00:52:43,327 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:43" (1/1) ... [2024-11-09 00:52:43,337 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:43" (1/1) ... [2024-11-09 00:52:43,339 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:43" (1/1) ... [2024-11-09 00:52:43,343 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:43" (1/1) ... [2024-11-09 00:52:43,345 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:52:43,345 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:52:43,345 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:52:43,345 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:52:43,348 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:43" (1/1) ... [2024-11-09 00:52:43,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:52:43,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:52:43,376 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:52:43,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:52:43,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:52:43,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:52:43,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:52:43,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-09 00:52:43,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:52:43,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-09 00:52:43,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:52:43,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:52:43,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:52:43,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:52:43,499 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:52:43,501 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:52:43,662 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-09 00:52:43,662 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:52:43,715 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:52:43,716 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-09 00:52:43,716 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:52:43 BoogieIcfgContainer [2024-11-09 00:52:43,716 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:52:43,717 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:52:43,717 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:52:43,728 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:52:43,729 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:52:43" (1/1) ... [2024-11-09 00:52:43,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:52:43,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:43,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2024-11-09 00:52:43,809 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2024-11-09 00:52:43,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:52:43,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:43,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:52:43,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:43,982 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 00:52:44,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:44,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2024-11-09 00:52:44,016 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2024-11-09 00:52:44,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:52:44,017 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:44,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:52:44,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:52:44,122 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:52:44,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:52:44,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:52:44,285 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:52:44,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:52:44,325 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:52:44,357 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:52:44 ImpRootNode [2024-11-09 00:52:44,358 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:52:44,359 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:52:44,359 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:52:44,359 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:52:44,360 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:52:43" (3/4) ... [2024-11-09 00:52:44,363 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:52:44,364 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:52:44,365 INFO L158 Benchmark]: Toolchain (without parser) took 1425.38ms. Allocated memory was 140.5MB in the beginning and 169.9MB in the end (delta: 29.4MB). Free memory was 99.4MB in the beginning and 120.4MB in the end (delta: -21.0MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2024-11-09 00:52:44,366 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 140.5MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:52:44,367 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.27ms. Allocated memory is still 140.5MB. Free memory was 99.1MB in the beginning and 86.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:52:44,367 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.63ms. Allocated memory is still 140.5MB. Free memory was 86.5MB in the beginning and 84.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:52:44,368 INFO L158 Benchmark]: Boogie Preprocessor took 41.07ms. Allocated memory is still 140.5MB. Free memory was 84.7MB in the beginning and 83.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:52:44,371 INFO L158 Benchmark]: RCFGBuilder took 371.32ms. Allocated memory was 140.5MB in the beginning and 169.9MB in the end (delta: 29.4MB). Free memory was 83.4MB in the beginning and 139.7MB in the end (delta: -56.3MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2024-11-09 00:52:44,375 INFO L158 Benchmark]: CodeCheck took 640.46ms. Allocated memory is still 169.9MB. Free memory was 139.6MB in the beginning and 121.1MB in the end (delta: 18.5MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2024-11-09 00:52:44,375 INFO L158 Benchmark]: Witness Printer took 5.06ms. Allocated memory is still 169.9MB. Free memory was 121.1MB in the beginning and 120.4MB in the end (delta: 758.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:52:44,379 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, 14 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, 27 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 9 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, 9 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 53 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, 19 NumberOfCodeBlocks, 19 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: 53]: 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 someBinaryArithmeticFLOAToperation at line 48. Possible FailurePath: [L48] float x = 1.0f / 0.0f; [L49] CALL, EXPR fabs_float(x) [L14] __uint32_t ix; [L16] ieee_float_shape_type gf_u; [L17] gf_u.value = (x) [L18] EXPR gf_u.word [L18] (ix) = gf_u.word [L21] ieee_float_shape_type sf_u; [L22] sf_u.word = (ix & 0x7fffffff) [L23] EXPR sf_u.value [L23] (x) = sf_u.value [L25] return x; [L49] RET, EXPR fabs_float(x) [L49] float res = fabs_float(x); [L52] CALL, EXPR isinf_float(res) [L30] __int32_t ix; VAL [x=2] [L32] ieee_float_shape_type gf_u; [L33] gf_u.value = (x) [L34] EXPR gf_u.word [L34] (ix) = gf_u.word [L36] ix &= 0x7fffffff [L37] return ((ix) == 0x7f800000L); [L52] RET, EXPR isinf_float(res) [L52] COND TRUE !isinf_float(res) [L53] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 140.5MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.27ms. Allocated memory is still 140.5MB. Free memory was 99.1MB in the beginning and 86.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.63ms. Allocated memory is still 140.5MB. Free memory was 86.5MB in the beginning and 84.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.07ms. Allocated memory is still 140.5MB. Free memory was 84.7MB in the beginning and 83.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 371.32ms. Allocated memory was 140.5MB in the beginning and 169.9MB in the end (delta: 29.4MB). Free memory was 83.4MB in the beginning and 139.7MB in the end (delta: -56.3MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. * CodeCheck took 640.46ms. Allocated memory is still 169.9MB. Free memory was 139.6MB in the beginning and 121.1MB in the end (delta: 18.5MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * Witness Printer took 5.06ms. Allocated memory is still 169.9MB. Free memory was 121.1MB in the beginning and 120.4MB in the end (delta: 758.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:52:44,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/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_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/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_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1012a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/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_ce6eca3a-c608-4ebf-a388-837daf23f190/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 d5bcd8424024d71373d5028b594bdff9bfc267f48b2d86922f4388a4f67cbbe0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:52:46,872 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:52:46,978 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:52:47,019 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:52:47,021 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:52:47,022 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:52:47,022 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:52:47,023 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:52:47,024 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:52:47,025 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:52:47,025 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:52:47,025 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:52:47,026 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:52:47,028 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:52:47,029 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:52:47,029 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:52:47,030 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:52:47,030 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:52:47,030 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:52:47,030 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:52:47,031 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:52:47,031 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:52:47,032 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:52:47,032 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:52:47,036 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:52:47,037 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:52:47,037 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:47,037 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:52:47,037 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:52:47,038 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:52:47,038 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:52:47,038 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:52:47,038 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:52:47,039 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:52:47,039 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:47,039 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:52:47,039 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_ce6eca3a-c608-4ebf-a388-837daf23f190/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5bcd8424024d71373d5028b594bdff9bfc267f48b2d86922f4388a4f67cbbe0 [2024-11-09 00:52:47,442 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:52:47,475 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:52:47,480 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:52:47,482 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:52:47,484 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:52:47,485 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_1012a.c Unable to find full path for "g++" [2024-11-09 00:52:49,635 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:52:49,855 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:52:49,856 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/sv-benchmarks/c/float-newlib/float_req_bl_1012a.c [2024-11-09 00:52:49,867 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/data/36781ba67/109ffda4eac8496b9be3377a85ab8085/FLAG723807b5c [2024-11-09 00:52:49,886 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/data/36781ba67/109ffda4eac8496b9be3377a85ab8085 [2024-11-09 00:52:49,889 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:52:49,890 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:52:49,892 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:52:49,892 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:52:49,898 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:52:49,899 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:52:49" (1/1) ... [2024-11-09 00:52:49,900 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@637beda1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:49, skipping insertion in model container [2024-11-09 00:52:49,900 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:52:49" (1/1) ... [2024-11-09 00:52:49,922 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:52:50,151 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_ce6eca3a-c608-4ebf-a388-837daf23f190/sv-benchmarks/c/float-newlib/float_req_bl_1012a.c[1156,1169] [2024-11-09 00:52:50,157 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:52:50,173 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:52:50,220 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_ce6eca3a-c608-4ebf-a388-837daf23f190/sv-benchmarks/c/float-newlib/float_req_bl_1012a.c[1156,1169] [2024-11-09 00:52:50,221 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:52:50,244 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:52:50,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:50 WrapperNode [2024-11-09 00:52:50,245 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:52:50,246 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:52:50,246 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:52:50,246 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:52:50,254 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:50" (1/1) ... [2024-11-09 00:52:50,266 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:50" (1/1) ... [2024-11-09 00:52:50,288 INFO L138 Inliner]: procedures = 19, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2024-11-09 00:52:50,290 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:52:50,291 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:52:50,292 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:52:50,292 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:52:50,301 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:50" (1/1) ... [2024-11-09 00:52:50,301 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:50" (1/1) ... [2024-11-09 00:52:50,304 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:50" (1/1) ... [2024-11-09 00:52:50,304 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:50" (1/1) ... [2024-11-09 00:52:50,318 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:50" (1/1) ... [2024-11-09 00:52:50,325 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:50" (1/1) ... [2024-11-09 00:52:50,330 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:50" (1/1) ... [2024-11-09 00:52:50,335 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:50" (1/1) ... [2024-11-09 00:52:50,338 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:52:50,342 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:52:50,342 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:52:50,342 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:52:50,343 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:50" (1/1) ... [2024-11-09 00:52:50,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:52:50,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:52:50,381 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:52:50,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:52:50,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:52:50,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:52:50,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:52:50,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-09 00:52:50,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 00:52:50,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:52:50,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:52:50,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-09 00:52:50,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 00:52:50,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:52:50,527 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:52:50,531 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:52:50,753 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-09 00:52:50,754 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:52:50,795 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:52:50,795 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-09 00:52:50,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:52:50 BoogieIcfgContainer [2024-11-09 00:52:50,798 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:52:50,799 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:52:50,799 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:52:50,820 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:52:50,820 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:52:50" (1/1) ... [2024-11-09 00:52:50,831 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:52:50,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:50,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2024-11-09 00:52:50,893 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2024-11-09 00:52:50,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:52:50,896 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:50,897 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:50,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:50,900 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:50,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:52:51,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:51,007 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:51,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:51,030 INFO L255 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:52:51,034 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:51,054 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 00:52:51,056 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:52:51,058 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:52:51,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:51,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2024-11-09 00:52:51,099 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2024-11-09 00:52:51,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:52:51,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:51,100 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:51,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:51,102 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:51,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:52:51,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:51,270 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:51,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:51,323 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-09 00:52:51,328 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:51,450 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 00:52:51,568 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2024-11-09 00:52:51,569 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 44 treesize of output 31 [2024-11-09 00:52:51,807 INFO L349 Elim1Store]: treesize reduction 48, result has 23.8 percent of original size [2024-11-09 00:52:51,808 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 94 treesize of output 61 [2024-11-09 00:52:51,835 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2024-11-09 00:52:51,835 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 86 treesize of output 38 [2024-11-09 00:52:52,027 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 00:52:52,048 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:52,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:52,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2024-11-09 00:52:52,710 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2024-11-09 00:52:52,711 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:52:52,711 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-09 00:52:52,721 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-09 00:52:52,796 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:52:52,798 INFO L77 FloydHoareUtils]: At program point L31-1(lines 31 35) the Hoare annotation is: (exists ((v_arrayElimCell_4 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 31 31) |ULTIMATE.start_isinf_float_~ix~1#1|) ((_ extract 30 23) |ULTIMATE.start_isinf_float_~ix~1#1|) ((_ extract 22 0) |ULTIMATE.start_isinf_float_~ix~1#1|)) (let ((.cse0 (bvand v_arrayElimCell_4 (_ bv2147483647 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) (fp ((_ extract 31 31) v_arrayElimCell_4) ((_ extract 30 23) v_arrayElimCell_4) ((_ extract 22 0) v_arrayElimCell_4))))) [2024-11-09 00:52:52,799 INFO L77 FloydHoareUtils]: At program point L31-2(lines 31 35) the Hoare annotation is: (exists ((|v_ULTIMATE.start_fabs_float_~#gf_u~0#1.base_13| (_ BitVec 32)) (|v_ULTIMATE.start_fabs_float_~#sf_u~0#1.base_13| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_fabs_float_~#gf_u~0#1.base_13|) (_ bv0 32))) (.cse1 (select (select |#memory_int| |v_ULTIMATE.start_fabs_float_~#sf_u~0#1.base_13|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= (bvand (_ bv2147483647 32) .cse0) .cse1) (= (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) |ULTIMATE.start_isinf_float_~x#1|)))) [2024-11-09 00:52:52,800 INFO L77 FloydHoareUtils]: At program point L31-3(lines 31 35) the Hoare annotation is: (exists ((v_arrayElimCell_4 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 31 31) |ULTIMATE.start_isinf_float_~ix~1#1|) ((_ extract 30 23) |ULTIMATE.start_isinf_float_~ix~1#1|) ((_ extract 22 0) |ULTIMATE.start_isinf_float_~ix~1#1|)) (let ((.cse0 (bvand v_arrayElimCell_4 (_ bv2147483647 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) (fp ((_ extract 31 31) v_arrayElimCell_4) ((_ extract 30 23) v_arrayElimCell_4) ((_ extract 22 0) v_arrayElimCell_4))))) [2024-11-09 00:52:52,800 INFO L77 FloydHoareUtils]: At program point L52(lines 52 55) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret8#1|) [2024-11-09 00:52:52,801 INFO L77 FloydHoareUtils]: At program point L15-1(lines 15 19) the Hoare annotation is: (exists ((|v_ULTIMATE.start_fabs_float_~#gf_u~0#1.base_13| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_fabs_float_~#gf_u~0#1.base_13|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= .cse0 |ULTIMATE.start_fabs_float_~ix~0#1|)))) [2024-11-09 00:52:52,801 INFO L77 FloydHoareUtils]: At program point L15-2(lines 15 19) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) |ULTIMATE.start_fabs_float_~x#1|)) [2024-11-09 00:52:52,801 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:52:52,801 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 40 58) the Hoare annotation is: true [2024-11-09 00:52:52,802 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 53) no Hoare annotation was computed. [2024-11-09 00:52:52,802 INFO L75 FloydHoareUtils]: For program point L53(line 53) no Hoare annotation was computed. [2024-11-09 00:52:52,803 INFO L77 FloydHoareUtils]: At program point L20(lines 20 24) the Hoare annotation is: (exists ((|v_ULTIMATE.start_fabs_float_~#gf_u~0#1.base_13| (_ BitVec 32)) (|v_ULTIMATE.start_fabs_float_~#sf_u~0#1.base_13| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_fabs_float_~#gf_u~0#1.base_13|) (_ bv0 32))) (.cse1 (select (select |#memory_int| |v_ULTIMATE.start_fabs_float_~#sf_u~0#1.base_13|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= (bvand (_ bv2147483647 32) .cse0) .cse1) (= (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) |ULTIMATE.start_fabs_float_~x#1|)))) [2024-11-09 00:52:52,803 INFO L77 FloydHoareUtils]: At program point L20-1(lines 20 24) the Hoare annotation is: (exists ((|v_ULTIMATE.start_fabs_float_~#gf_u~0#1.base_13| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_fabs_float_~#gf_u~0#1.base_13|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= .cse0 |ULTIMATE.start_fabs_float_~ix~0#1|)))) [2024-11-09 00:52:52,803 INFO L77 FloydHoareUtils]: At program point L20-2(lines 20 24) the Hoare annotation is: (exists ((|v_ULTIMATE.start_fabs_float_~#gf_u~0#1.base_13| (_ BitVec 32)) (|v_ULTIMATE.start_fabs_float_~#sf_u~0#1.base_13| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_fabs_float_~#gf_u~0#1.base_13|) (_ bv0 32))) (.cse1 (select (select |#memory_int| |v_ULTIMATE.start_fabs_float_~#sf_u~0#1.base_13|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= (bvand (_ bv2147483647 32) .cse0) .cse1) (= (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) |ULTIMATE.start_fabs_float_~x#1|)))) [2024-11-09 00:52:52,820 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:52:52 ImpRootNode [2024-11-09 00:52:52,821 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:52:52,822 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:52:52,822 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:52:52,824 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:52:52,825 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:52:50" (3/4) ... [2024-11-09 00:52:52,828 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:52:52,839 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-11-09 00:52:52,839 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-09 00:52:52,839 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-09 00:52:52,840 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:52:52,934 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:52:52,935 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:52:52,935 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:52:52,936 INFO L158 Benchmark]: Toolchain (without parser) took 3045.50ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 42.6MB in the beginning and 35.8MB in the end (delta: 6.8MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2024-11-09 00:52:52,937 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 69.2MB. Free memory was 45.5MB in the beginning and 45.4MB in the end (delta: 87.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:52:52,942 INFO L158 Benchmark]: CACSL2BoogieTranslator took 353.91ms. Allocated memory is still 69.2MB. Free memory was 42.5MB in the beginning and 46.7MB in the end (delta: -4.3MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2024-11-09 00:52:52,942 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.02ms. Allocated memory is still 69.2MB. Free memory was 46.7MB in the beginning and 45.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:52:52,943 INFO L158 Benchmark]: Boogie Preprocessor took 49.86ms. Allocated memory is still 69.2MB. Free memory was 45.2MB in the beginning and 43.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:52:52,943 INFO L158 Benchmark]: RCFGBuilder took 456.78ms. Allocated memory is still 69.2MB. Free memory was 43.5MB in the beginning and 30.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:52:52,944 INFO L158 Benchmark]: CodeCheck took 2021.70ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 30.4MB in the beginning and 40.0MB in the end (delta: -9.6MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2024-11-09 00:52:52,944 INFO L158 Benchmark]: Witness Printer took 112.88ms. Allocated memory is still 86.0MB. Free memory was 40.0MB in the beginning and 35.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:52:52,951 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, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 60 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 30 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 33 IncrementalHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 24 mSDtfsCounter, 33 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 136 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 17 ConstructedInterpolants, 8 QuantifiedInterpolants, 350 SizeOfPredicates, 5 NumberOfNonLiveVariables, 77 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 53]: 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 0.63ms. Allocated memory is still 69.2MB. Free memory was 45.5MB in the beginning and 45.4MB in the end (delta: 87.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 353.91ms. Allocated memory is still 69.2MB. Free memory was 42.5MB in the beginning and 46.7MB in the end (delta: -4.3MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.02ms. Allocated memory is still 69.2MB. Free memory was 46.7MB in the beginning and 45.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.86ms. Allocated memory is still 69.2MB. Free memory was 45.2MB in the beginning and 43.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 456.78ms. Allocated memory is still 69.2MB. Free memory was 43.5MB in the beginning and 30.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 2021.70ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 30.4MB in the beginning and 40.0MB in the end (delta: -9.6MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. * Witness Printer took 112.88ms. Allocated memory is still 86.0MB. Free memory was 40.0MB in the beginning and 35.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-09 00:52:52,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6eca3a-c608-4ebf-a388-837daf23f190/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